/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/goblint-regression/09-regions_02-list_nr.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.abstract-por-f0ea240 [2022-02-10 23:43:34,187 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-10 23:43:34,188 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-10 23:43:34,227 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-10 23:43:34,227 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-10 23:43:34,228 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-10 23:43:34,229 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-10 23:43:34,233 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-10 23:43:34,235 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-10 23:43:34,236 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-10 23:43:34,238 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-10 23:43:34,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-10 23:43:34,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-10 23:43:34,246 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-10 23:43:34,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-10 23:43:34,251 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-10 23:43:34,251 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-10 23:43:34,253 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-10 23:43:34,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-10 23:43:34,259 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-10 23:43:34,260 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-10 23:43:34,261 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-10 23:43:34,262 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-10 23:43:34,262 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-10 23:43:34,265 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-10 23:43:34,265 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-10 23:43:34,265 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-10 23:43:34,266 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-10 23:43:34,266 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-10 23:43:34,267 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-02-10 23:43:34,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-10 23:43:34,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-10 23:43:34,272 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-10 23:43:34,273 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-02-10 23:43:34,300 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-10 23:43:34,301 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-10 23:43:34,302 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-10 23:43:34,302 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-10 23:43:34,303 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-10 23:43:34,303 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-10 23:43:34,303 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-10 23:43:34,303 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-10 23:43:34,304 INFO L138 SettingsManager]: * Use SBE=true [2022-02-10 23:43:34,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-10 23:43:34,304 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-10 23:43:34,305 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-10 23:43:34,305 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-10 23:43:34,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-10 23:43:34,305 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-10 23:43:34,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-10 23:43:34,305 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-10 23:43:34,305 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-10 23:43:34,306 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-10 23:43:34,306 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-10 23:43:34,306 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-10 23:43:34,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-10 23:43:34,306 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-10 23:43:34,306 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-10 23:43:34,306 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-10 23:43:34,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 23:43:34,307 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-10 23:43:34,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-10 23:43:34,307 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-10 23:43:34,307 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-10 23:43:34,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-10 23:43:34,307 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-10 23:43:34,308 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-10 23:43:34,308 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-10 23:43:34,556 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-10 23:43:34,573 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-10 23:43:34,576 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-10 23:43:34,577 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-10 23:43:34,578 INFO L275 PluginConnector]: CDTParser initialized [2022-02-10 23:43:34,579 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/09-regions_02-list_nr.i [2022-02-10 23:43:34,637 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dad72cd1/d42c5140835641bab5e860ebc1620b83/FLAGe619ba1dd [2022-02-10 23:43:35,164 INFO L306 CDTParser]: Found 1 translation units. [2022-02-10 23:43:35,164 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/09-regions_02-list_nr.i [2022-02-10 23:43:35,179 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dad72cd1/d42c5140835641bab5e860ebc1620b83/FLAGe619ba1dd [2022-02-10 23:43:35,607 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dad72cd1/d42c5140835641bab5e860ebc1620b83 [2022-02-10 23:43:35,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-10 23:43:35,611 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-10 23:43:35,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-10 23:43:35,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-10 23:43:35,621 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-10 23:43:35,621 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 11:43:35" (1/1) ... [2022-02-10 23:43:35,622 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@329b37c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:43:35, skipping insertion in model container [2022-02-10 23:43:35,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 11:43:35" (1/1) ... [2022-02-10 23:43:35,627 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-10 23:43:35,663 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-10 23:43:36,096 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 23:43:36,107 INFO L203 MainTranslator]: Completed pre-run [2022-02-10 23:43:36,142 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 23:43:36,201 INFO L208 MainTranslator]: Completed translation [2022-02-10 23:43:36,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:43:36 WrapperNode [2022-02-10 23:43:36,201 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-10 23:43:36,202 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-10 23:43:36,203 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-10 23:43:36,203 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-10 23:43:36,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:43:36" (1/1) ... [2022-02-10 23:43:36,227 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:43:36" (1/1) ... [2022-02-10 23:43:36,256 INFO L137 Inliner]: procedures = 368, calls = 34, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 177 [2022-02-10 23:43:36,256 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-10 23:43:36,257 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-10 23:43:36,257 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-10 23:43:36,257 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-10 23:43:36,264 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:43:36" (1/1) ... [2022-02-10 23:43:36,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:43:36" (1/1) ... [2022-02-10 23:43:36,271 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:43:36" (1/1) ... [2022-02-10 23:43:36,271 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:43:36" (1/1) ... [2022-02-10 23:43:36,285 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:43:36" (1/1) ... [2022-02-10 23:43:36,287 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:43:36" (1/1) ... [2022-02-10 23:43:36,289 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:43:36" (1/1) ... [2022-02-10 23:43:36,292 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-10 23:43:36,293 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-10 23:43:36,293 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-10 23:43:36,293 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-10 23:43:36,294 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:43:36" (1/1) ... [2022-02-10 23:43:36,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 23:43:36,313 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 23:43:36,328 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-10 23:43:36,339 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-10 23:43:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-10 23:43:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-10 23:43:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-10 23:43:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-10 23:43:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-10 23:43:36,375 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-10 23:43:36,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-10 23:43:36,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-10 23:43:36,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-10 23:43:36,375 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-10 23:43:36,376 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-10 23:43:36,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-10 23:43:36,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-10 23:43:36,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-10 23:43:36,377 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-10 23:43:36,556 INFO L234 CfgBuilder]: Building ICFG [2022-02-10 23:43:36,558 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-10 23:43:36,885 INFO L275 CfgBuilder]: Performing block encoding [2022-02-10 23:43:36,893 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-10 23:43:36,893 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-10 23:43:36,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 11:43:36 BoogieIcfgContainer [2022-02-10 23:43:36,895 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-10 23:43:36,897 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-10 23:43:36,897 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-10 23:43:36,903 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-10 23:43:36,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.02 11:43:35" (1/3) ... [2022-02-10 23:43:36,904 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21504081 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 11:43:36, skipping insertion in model container [2022-02-10 23:43:36,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:43:36" (2/3) ... [2022-02-10 23:43:36,904 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21504081 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 11:43:36, skipping insertion in model container [2022-02-10 23:43:36,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 11:43:36" (3/3) ... [2022-02-10 23:43:36,905 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_02-list_nr.i [2022-02-10 23:43:36,910 WARN L154 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-10 23:43:36,911 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-10 23:43:36,911 INFO L168 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2022-02-10 23:43:36,911 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-10 23:43:36,969 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,970 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,970 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,970 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,970 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,970 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,970 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,970 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,971 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,971 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,971 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,971 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,972 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,972 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,972 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,972 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,972 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,972 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,972 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,972 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,972 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,973 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,973 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,973 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,973 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,973 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,973 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,973 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,973 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,974 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,974 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,974 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,974 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,974 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,974 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,974 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,974 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,974 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,975 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,975 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,975 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,975 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,975 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,975 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,975 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,975 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,975 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,976 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,976 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,976 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,976 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,976 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,976 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,976 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,976 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,976 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,977 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,977 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,977 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,977 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,977 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,977 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,977 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,977 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,978 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,978 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,978 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,978 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,978 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,978 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,978 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,979 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,979 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,979 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,979 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,979 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,979 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,979 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,980 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,980 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,980 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,980 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,980 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,980 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,980 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,980 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,981 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,981 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,981 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,981 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,981 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,981 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,982 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,982 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,982 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,982 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,982 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,982 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,983 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,983 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,983 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,989 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,990 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,990 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,990 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,990 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,990 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,990 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,991 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,991 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,991 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,991 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,991 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,991 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,991 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,992 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,992 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,992 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,992 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,993 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,993 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,993 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,993 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,993 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,994 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,994 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,994 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,994 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,994 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,994 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,995 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,995 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,995 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,995 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,996 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,996 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,996 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,997 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,997 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,998 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,998 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,998 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,999 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,999 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:36,999 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,001 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,001 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,001 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,001 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,001 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,001 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,002 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,002 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,002 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,002 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,002 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,003 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,003 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,004 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,004 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,004 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,004 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,005 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,005 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,005 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,005 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,005 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,005 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,005 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,005 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,006 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,006 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,006 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,006 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,006 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,006 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,007 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,008 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,008 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,008 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,010 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,010 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,010 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,010 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,011 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,011 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,011 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,011 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,011 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,012 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,012 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,012 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,012 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,012 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,013 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,013 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,013 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,013 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,014 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,014 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,014 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,014 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,014 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,014 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,015 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,015 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,015 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,024 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,024 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,024 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,024 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,025 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,025 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,025 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,025 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,025 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,026 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,027 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,027 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,027 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,027 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,027 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,027 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,027 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,028 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,028 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,028 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,028 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,028 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,028 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,028 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,029 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,029 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,029 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,029 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,029 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,029 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,029 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,030 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,030 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,030 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,030 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,033 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,033 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,033 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,033 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,033 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,033 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,050 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,050 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,051 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,051 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,051 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,052 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,052 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,052 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,052 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,053 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,053 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,053 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,053 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,053 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,053 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,053 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,053 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:43:37,057 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-10 23:43:37,102 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 23:43:37,107 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 [2022-02-10 23:43:37,107 INFO L340 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2022-02-10 23:43:37,119 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 213 places, 209 transitions, 423 flow [2022-02-10 23:43:37,243 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 2308 states, 2269 states have (on average 1.9418245923314235) internal successors, (4406), 2307 states have internal predecessors, (4406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:37,250 INFO L276 IsEmpty]: Start isEmpty. Operand has 2308 states, 2269 states have (on average 1.9418245923314235) internal successors, (4406), 2307 states have internal predecessors, (4406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:37,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-02-10 23:43:37,256 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:37,257 INFO L515 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] [2022-02-10 23:43:37,257 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:37,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:37,266 INFO L85 PathProgramCache]: Analyzing trace with hash -1671993755, now seen corresponding path program 1 times [2022-02-10 23:43:37,273 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:37,273 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668111019] [2022-02-10 23:43:37,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:37,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:37,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:37,631 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:37,632 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668111019] [2022-02-10 23:43:37,632 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668111019] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:37,632 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:37,633 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:43:37,634 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233993406] [2022-02-10 23:43:37,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:37,638 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:43:37,638 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:37,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:43:37,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:43:37,680 INFO L87 Difference]: Start difference. First operand has 2308 states, 2269 states have (on average 1.9418245923314235) internal successors, (4406), 2307 states have internal predecessors, (4406), 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 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:37,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:37,915 INFO L93 Difference]: Finished difference Result 2306 states and 4404 transitions. [2022-02-10 23:43:37,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:43:37,919 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 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 46 [2022-02-10 23:43:37,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:37,947 INFO L225 Difference]: With dead ends: 2306 [2022-02-10 23:43:37,948 INFO L226 Difference]: Without dead ends: 2306 [2022-02-10 23:43:37,949 INFO L933 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 [2022-02-10 23:43:37,954 INFO L934 BasicCegarLoop]: 197 mSDtfsCounter, 6 mSDsluCounter, 248 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 443 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:37,955 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 443 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 23:43:37,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2306 states. [2022-02-10 23:43:38,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2306 to 2306. [2022-02-10 23:43:38,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2306 states, 2269 states have (on average 1.9409431467606875) internal successors, (4404), 2305 states have internal predecessors, (4404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:38,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2306 states to 2306 states and 4404 transitions. [2022-02-10 23:43:38,076 INFO L78 Accepts]: Start accepts. Automaton has 2306 states and 4404 transitions. Word has length 46 [2022-02-10 23:43:38,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:38,077 INFO L470 AbstractCegarLoop]: Abstraction has 2306 states and 4404 transitions. [2022-02-10 23:43:38,077 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:38,077 INFO L276 IsEmpty]: Start isEmpty. Operand 2306 states and 4404 transitions. [2022-02-10 23:43:38,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-02-10 23:43:38,078 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:38,079 INFO L515 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] [2022-02-10 23:43:38,079 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-10 23:43:38,079 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:38,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:38,080 INFO L85 PathProgramCache]: Analyzing trace with hash -43577554, now seen corresponding path program 1 times [2022-02-10 23:43:38,080 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:38,080 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619876411] [2022-02-10 23:43:38,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:38,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:38,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:38,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:38,189 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:38,189 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619876411] [2022-02-10 23:43:38,189 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619876411] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:38,189 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:38,190 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:43:38,190 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850953126] [2022-02-10 23:43:38,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:38,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:43:38,191 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:38,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:43:38,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:43:38,192 INFO L87 Difference]: Start difference. First operand 2306 states and 4404 transitions. Second operand has 6 states, 5 states have (on average 10.8) internal successors, (54), 6 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:38,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:38,349 INFO L93 Difference]: Finished difference Result 2304 states and 4402 transitions. [2022-02-10 23:43:38,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:43:38,349 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.8) internal successors, (54), 6 states have internal predecessors, (54), 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 54 [2022-02-10 23:43:38,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:38,358 INFO L225 Difference]: With dead ends: 2304 [2022-02-10 23:43:38,358 INFO L226 Difference]: Without dead ends: 2304 [2022-02-10 23:43:38,358 INFO L933 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 [2022-02-10 23:43:38,360 INFO L934 BasicCegarLoop]: 195 mSDtfsCounter, 2 mSDsluCounter, 248 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 441 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:38,360 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 441 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 23:43:38,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2304 states. [2022-02-10 23:43:38,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2304 to 2304. [2022-02-10 23:43:38,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2304 states, 2269 states have (on average 1.9400617011899515) internal successors, (4402), 2303 states have internal predecessors, (4402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:38,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 2304 states and 4402 transitions. [2022-02-10 23:43:38,441 INFO L78 Accepts]: Start accepts. Automaton has 2304 states and 4402 transitions. Word has length 54 [2022-02-10 23:43:38,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:38,441 INFO L470 AbstractCegarLoop]: Abstraction has 2304 states and 4402 transitions. [2022-02-10 23:43:38,442 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.8) internal successors, (54), 6 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:38,442 INFO L276 IsEmpty]: Start isEmpty. Operand 2304 states and 4402 transitions. [2022-02-10 23:43:38,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-02-10 23:43:38,443 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:38,443 INFO L515 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] [2022-02-10 23:43:38,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-10 23:43:38,443 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:38,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:38,444 INFO L85 PathProgramCache]: Analyzing trace with hash -479096798, now seen corresponding path program 1 times [2022-02-10 23:43:38,444 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:38,444 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757559072] [2022-02-10 23:43:38,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:38,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:38,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:38,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:38,492 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:38,493 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757559072] [2022-02-10 23:43:38,493 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757559072] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:38,493 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:38,493 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:43:38,493 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182755441] [2022-02-10 23:43:38,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:38,494 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:43:38,494 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:38,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:43:38,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:43:38,495 INFO L87 Difference]: Start difference. First operand 2304 states and 4402 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) [2022-02-10 23:43:38,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:38,524 INFO L93 Difference]: Finished difference Result 2303 states and 4401 transitions. [2022-02-10 23:43:38,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:43:38,525 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 [2022-02-10 23:43:38,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:38,534 INFO L225 Difference]: With dead ends: 2303 [2022-02-10 23:43:38,534 INFO L226 Difference]: Without dead ends: 2303 [2022-02-10 23:43:38,535 INFO L933 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 [2022-02-10 23:43:38,536 INFO L934 BasicCegarLoop]: 201 mSDtfsCounter, 2 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:38,536 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 382 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:43:38,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2303 states. [2022-02-10 23:43:38,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2303 to 2303. [2022-02-10 23:43:38,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2303 states, 2269 states have (on average 1.9396209784045835) internal successors, (4401), 2302 states have internal predecessors, (4401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:38,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2303 states to 2303 states and 4401 transitions. [2022-02-10 23:43:38,584 INFO L78 Accepts]: Start accepts. Automaton has 2303 states and 4401 transitions. Word has length 61 [2022-02-10 23:43:38,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:38,584 INFO L470 AbstractCegarLoop]: Abstraction has 2303 states and 4401 transitions. [2022-02-10 23:43:38,585 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) [2022-02-10 23:43:38,585 INFO L276 IsEmpty]: Start isEmpty. Operand 2303 states and 4401 transitions. [2022-02-10 23:43:38,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-02-10 23:43:38,586 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:38,586 INFO L515 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] [2022-02-10 23:43:38,586 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-10 23:43:38,586 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:38,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:38,587 INFO L85 PathProgramCache]: Analyzing trace with hash -1298097445, now seen corresponding path program 1 times [2022-02-10 23:43:38,587 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:38,587 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71374927] [2022-02-10 23:43:38,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:38,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:38,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:38,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:38,630 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:38,630 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71374927] [2022-02-10 23:43:38,630 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71374927] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:38,630 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:38,630 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:43:38,631 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885156267] [2022-02-10 23:43:38,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:38,631 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:43:38,631 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:38,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:43:38,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:43:38,632 INFO L87 Difference]: Start difference. First operand 2303 states and 4401 transitions. Second operand has 3 states, 2 states have (on average 32.5) 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) [2022-02-10 23:43:38,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:38,659 INFO L93 Difference]: Finished difference Result 2169 states and 4138 transitions. [2022-02-10 23:43:38,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:43:38,659 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 32.5) 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 [2022-02-10 23:43:38,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:38,667 INFO L225 Difference]: With dead ends: 2169 [2022-02-10 23:43:38,667 INFO L226 Difference]: Without dead ends: 2169 [2022-02-10 23:43:38,668 INFO L933 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 [2022-02-10 23:43:38,669 INFO L934 BasicCegarLoop]: 192 mSDtfsCounter, 130 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:38,669 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [130 Valid, 253 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:43:38,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2169 states. [2022-02-10 23:43:38,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2169 to 2169. [2022-02-10 23:43:38,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2169 states, 2151 states have (on average 1.9237563923756393) internal successors, (4138), 2168 states have internal predecessors, (4138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:38,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2169 states to 2169 states and 4138 transitions. [2022-02-10 23:43:38,713 INFO L78 Accepts]: Start accepts. Automaton has 2169 states and 4138 transitions. Word has length 65 [2022-02-10 23:43:38,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:38,713 INFO L470 AbstractCegarLoop]: Abstraction has 2169 states and 4138 transitions. [2022-02-10 23:43:38,713 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 32.5) 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) [2022-02-10 23:43:38,713 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 4138 transitions. [2022-02-10 23:43:38,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-02-10 23:43:38,714 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:38,714 INFO L515 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, 1] [2022-02-10 23:43:38,715 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-10 23:43:38,715 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:38,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:38,716 INFO L85 PathProgramCache]: Analyzing trace with hash 380722992, now seen corresponding path program 1 times [2022-02-10 23:43:38,716 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:38,716 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553040851] [2022-02-10 23:43:38,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:38,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:38,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:38,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:38,902 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:38,902 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553040851] [2022-02-10 23:43:38,903 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [553040851] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:38,903 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:38,904 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:43:38,904 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329532029] [2022-02-10 23:43:38,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:38,905 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:43:38,905 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:38,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:43:38,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:43:38,906 INFO L87 Difference]: Start difference. First operand 2169 states and 4138 transitions. Second operand has 6 states, 5 states have (on average 19.2) internal successors, (96), 6 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:39,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:39,067 INFO L93 Difference]: Finished difference Result 2168 states and 4137 transitions. [2022-02-10 23:43:39,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:43:39,068 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 19.2) internal successors, (96), 6 states have internal predecessors, (96), 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 96 [2022-02-10 23:43:39,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:39,078 INFO L225 Difference]: With dead ends: 2168 [2022-02-10 23:43:39,079 INFO L226 Difference]: Without dead ends: 2168 [2022-02-10 23:43:39,079 INFO L933 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 [2022-02-10 23:43:39,081 INFO L934 BasicCegarLoop]: 192 mSDtfsCounter, 2 mSDsluCounter, 360 mSDsCounter, 0 mSdLazyCounter, 228 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 549 SdHoareTripleChecker+Invalid, 231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 228 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:39,082 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 549 Invalid, 231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 228 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 23:43:39,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2168 states. [2022-02-10 23:43:39,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2168 to 2168. [2022-02-10 23:43:39,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2168 states, 2151 states have (on average 1.9232914923291493) internal successors, (4137), 2167 states have internal predecessors, (4137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:39,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 2168 states and 4137 transitions. [2022-02-10 23:43:39,128 INFO L78 Accepts]: Start accepts. Automaton has 2168 states and 4137 transitions. Word has length 96 [2022-02-10 23:43:39,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:39,129 INFO L470 AbstractCegarLoop]: Abstraction has 2168 states and 4137 transitions. [2022-02-10 23:43:39,129 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.2) internal successors, (96), 6 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:39,129 INFO L276 IsEmpty]: Start isEmpty. Operand 2168 states and 4137 transitions. [2022-02-10 23:43:39,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-02-10 23:43:39,136 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:39,136 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:39,136 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-10 23:43:39,136 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:39,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:39,137 INFO L85 PathProgramCache]: Analyzing trace with hash 1045888503, now seen corresponding path program 1 times [2022-02-10 23:43:39,137 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:39,137 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925580980] [2022-02-10 23:43:39,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:39,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:39,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:39,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:39,253 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:39,253 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925580980] [2022-02-10 23:43:39,253 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925580980] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:39,253 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:39,253 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:43:39,254 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883591730] [2022-02-10 23:43:39,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:39,254 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:43:39,254 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:39,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:43:39,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:43:39,255 INFO L87 Difference]: Start difference. First operand 2168 states and 4137 transitions. Second operand has 6 states, 5 states have (on average 22.6) internal successors, (113), 6 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:39,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:39,658 INFO L93 Difference]: Finished difference Result 3300 states and 6314 transitions. [2022-02-10 23:43:39,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:43:39,659 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 22.6) internal successors, (113), 6 states have internal predecessors, (113), 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 113 [2022-02-10 23:43:39,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:39,673 INFO L225 Difference]: With dead ends: 3300 [2022-02-10 23:43:39,673 INFO L226 Difference]: Without dead ends: 3300 [2022-02-10 23:43:39,673 INFO L933 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 [2022-02-10 23:43:39,674 INFO L934 BasicCegarLoop]: 306 mSDtfsCounter, 289 mSDsluCounter, 374 mSDsCounter, 0 mSdLazyCounter, 440 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 289 SdHoareTripleChecker+Valid, 678 SdHoareTripleChecker+Invalid, 503 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 440 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:39,674 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [289 Valid, 678 Invalid, 503 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 440 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-10 23:43:39,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3300 states. [2022-02-10 23:43:39,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3300 to 2302. [2022-02-10 23:43:39,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2302 states, 2288 states have (on average 1.9230769230769231) internal successors, (4400), 2301 states have internal predecessors, (4400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:39,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2302 states to 2302 states and 4400 transitions. [2022-02-10 23:43:39,751 INFO L78 Accepts]: Start accepts. Automaton has 2302 states and 4400 transitions. Word has length 113 [2022-02-10 23:43:39,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:39,751 INFO L470 AbstractCegarLoop]: Abstraction has 2302 states and 4400 transitions. [2022-02-10 23:43:39,751 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 22.6) internal successors, (113), 6 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:39,751 INFO L276 IsEmpty]: Start isEmpty. Operand 2302 states and 4400 transitions. [2022-02-10 23:43:39,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-02-10 23:43:39,756 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:39,756 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:39,756 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-10 23:43:39,756 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:39,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:39,757 INFO L85 PathProgramCache]: Analyzing trace with hash -677895904, now seen corresponding path program 1 times [2022-02-10 23:43:39,757 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:39,758 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517333719] [2022-02-10 23:43:39,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:39,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:39,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:39,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:39,924 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:39,924 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517333719] [2022-02-10 23:43:39,924 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517333719] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:39,924 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:39,925 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:43:39,925 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755724510] [2022-02-10 23:43:39,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:39,926 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:43:39,926 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:39,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:43:39,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:43:39,927 INFO L87 Difference]: Start difference. First operand 2302 states and 4400 transitions. Second operand has 6 states, 5 states have (on average 23.6) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:40,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:40,204 INFO L93 Difference]: Finished difference Result 2416 states and 4623 transitions. [2022-02-10 23:43:40,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:43:40,205 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 23.6) internal successors, (118), 6 states have internal predecessors, (118), 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 118 [2022-02-10 23:43:40,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:40,214 INFO L225 Difference]: With dead ends: 2416 [2022-02-10 23:43:40,214 INFO L226 Difference]: Without dead ends: 2416 [2022-02-10 23:43:40,214 INFO L933 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 [2022-02-10 23:43:40,221 INFO L934 BasicCegarLoop]: 266 mSDtfsCounter, 94 mSDsluCounter, 445 mSDsCounter, 0 mSdLazyCounter, 379 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 711 SdHoareTripleChecker+Invalid, 384 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:40,221 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [94 Valid, 711 Invalid, 384 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 379 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-10 23:43:40,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2416 states. [2022-02-10 23:43:40,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2416 to 2389. [2022-02-10 23:43:40,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2389 states, 2375 states have (on average 1.9242105263157894) internal successors, (4570), 2388 states have internal predecessors, (4570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:40,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2389 states to 2389 states and 4570 transitions. [2022-02-10 23:43:40,281 INFO L78 Accepts]: Start accepts. Automaton has 2389 states and 4570 transitions. Word has length 118 [2022-02-10 23:43:40,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:40,282 INFO L470 AbstractCegarLoop]: Abstraction has 2389 states and 4570 transitions. [2022-02-10 23:43:40,282 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 23.6) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:40,283 INFO L276 IsEmpty]: Start isEmpty. Operand 2389 states and 4570 transitions. [2022-02-10 23:43:40,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-02-10 23:43:40,284 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:40,284 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:40,284 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-10 23:43:40,284 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:40,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:40,285 INFO L85 PathProgramCache]: Analyzing trace with hash 1148431168, now seen corresponding path program 1 times [2022-02-10 23:43:40,285 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:40,285 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799364921] [2022-02-10 23:43:40,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:40,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:40,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:40,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:40,413 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:40,413 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799364921] [2022-02-10 23:43:40,413 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799364921] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:40,413 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:40,413 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:43:40,413 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791943132] [2022-02-10 23:43:40,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:40,414 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:43:40,414 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:40,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:43:40,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:43:40,414 INFO L87 Difference]: Start difference. First operand 2389 states and 4570 transitions. Second operand has 6 states, 5 states have (on average 24.4) internal successors, (122), 6 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:40,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:40,787 INFO L93 Difference]: Finished difference Result 3033 states and 5790 transitions. [2022-02-10 23:43:40,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:43:40,787 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 24.4) internal successors, (122), 6 states have internal predecessors, (122), 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 122 [2022-02-10 23:43:40,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:40,801 INFO L225 Difference]: With dead ends: 3033 [2022-02-10 23:43:40,801 INFO L226 Difference]: Without dead ends: 2928 [2022-02-10 23:43:40,802 INFO L933 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 [2022-02-10 23:43:40,802 INFO L934 BasicCegarLoop]: 331 mSDtfsCounter, 194 mSDsluCounter, 388 mSDsCounter, 0 mSdLazyCounter, 447 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 717 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 447 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:40,802 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [194 Valid, 717 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 447 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-10 23:43:40,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2928 states. [2022-02-10 23:43:40,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2928 to 2478. [2022-02-10 23:43:40,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2478 states, 2464 states have (on average 1.9232954545454546) internal successors, (4739), 2477 states have internal predecessors, (4739), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:40,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2478 states to 2478 states and 4739 transitions. [2022-02-10 23:43:40,854 INFO L78 Accepts]: Start accepts. Automaton has 2478 states and 4739 transitions. Word has length 122 [2022-02-10 23:43:40,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:40,854 INFO L470 AbstractCegarLoop]: Abstraction has 2478 states and 4739 transitions. [2022-02-10 23:43:40,854 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 24.4) internal successors, (122), 6 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:40,854 INFO L276 IsEmpty]: Start isEmpty. Operand 2478 states and 4739 transitions. [2022-02-10 23:43:40,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:43:40,856 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:40,857 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:40,857 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-10 23:43:40,857 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:40,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:40,857 INFO L85 PathProgramCache]: Analyzing trace with hash 963978148, now seen corresponding path program 1 times [2022-02-10 23:43:40,857 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:40,858 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597269143] [2022-02-10 23:43:40,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:40,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:40,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:41,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:41,084 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:41,084 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1597269143] [2022-02-10 23:43:41,084 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1597269143] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:41,084 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:41,084 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:41,084 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576973804] [2022-02-10 23:43:41,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:41,085 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:41,085 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:41,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:41,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:41,085 INFO L87 Difference]: Start difference. First operand 2478 states and 4739 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:42,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:42,464 INFO L93 Difference]: Finished difference Result 3529 states and 6695 transitions. [2022-02-10 23:43:42,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-10 23:43:42,464 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:43:42,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:42,474 INFO L225 Difference]: With dead ends: 3529 [2022-02-10 23:43:42,475 INFO L226 Difference]: Without dead ends: 3494 [2022-02-10 23:43:42,475 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 315 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=256, Invalid=1076, Unknown=0, NotChecked=0, Total=1332 [2022-02-10 23:43:42,476 INFO L934 BasicCegarLoop]: 278 mSDtfsCounter, 839 mSDsluCounter, 1900 mSDsCounter, 0 mSdLazyCounter, 1613 mSolverCounterSat, 236 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 839 SdHoareTripleChecker+Valid, 2176 SdHoareTripleChecker+Invalid, 1849 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 236 IncrementalHoareTripleChecker+Valid, 1613 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:42,476 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [839 Valid, 2176 Invalid, 1849 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [236 Valid, 1613 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:43:42,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3494 states. [2022-02-10 23:43:42,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3494 to 2506. [2022-02-10 23:43:42,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2506 states, 2492 states have (on average 1.9241573033707866) internal successors, (4795), 2505 states have internal predecessors, (4795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:42,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 2506 states and 4795 transitions. [2022-02-10 23:43:42,526 INFO L78 Accepts]: Start accepts. Automaton has 2506 states and 4795 transitions. Word has length 126 [2022-02-10 23:43:42,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:42,526 INFO L470 AbstractCegarLoop]: Abstraction has 2506 states and 4795 transitions. [2022-02-10 23:43:42,527 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:42,527 INFO L276 IsEmpty]: Start isEmpty. Operand 2506 states and 4795 transitions. [2022-02-10 23:43:42,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:43:42,528 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:42,528 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:42,529 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-10 23:43:42,529 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:42,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:42,529 INFO L85 PathProgramCache]: Analyzing trace with hash 1852694232, now seen corresponding path program 1 times [2022-02-10 23:43:42,529 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:42,529 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733987054] [2022-02-10 23:43:42,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:42,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:42,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:42,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:42,726 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:42,726 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733987054] [2022-02-10 23:43:42,726 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733987054] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:42,726 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:42,726 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:42,726 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184602489] [2022-02-10 23:43:42,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:42,727 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:42,727 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:42,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:42,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:42,728 INFO L87 Difference]: Start difference. First operand 2506 states and 4795 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:43,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:43,645 INFO L93 Difference]: Finished difference Result 2795 states and 5310 transitions. [2022-02-10 23:43:43,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:43:43,646 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:43:43,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:43,652 INFO L225 Difference]: With dead ends: 2795 [2022-02-10 23:43:43,652 INFO L226 Difference]: Without dead ends: 2795 [2022-02-10 23:43:43,653 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=201, Invalid=669, Unknown=0, NotChecked=0, Total=870 [2022-02-10 23:43:43,653 INFO L934 BasicCegarLoop]: 296 mSDtfsCounter, 686 mSDsluCounter, 2084 mSDsCounter, 0 mSdLazyCounter, 1279 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 686 SdHoareTripleChecker+Valid, 2379 SdHoareTripleChecker+Invalid, 1339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 1279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:43,654 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [686 Valid, 2379 Invalid, 1339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 1279 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:43:43,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2795 states. [2022-02-10 23:43:43,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2795 to 2441. [2022-02-10 23:43:43,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2441 states, 2428 states have (on average 1.921334431630972) internal successors, (4665), 2440 states have internal predecessors, (4665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:43,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2441 states to 2441 states and 4665 transitions. [2022-02-10 23:43:43,698 INFO L78 Accepts]: Start accepts. Automaton has 2441 states and 4665 transitions. Word has length 126 [2022-02-10 23:43:43,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:43,699 INFO L470 AbstractCegarLoop]: Abstraction has 2441 states and 4665 transitions. [2022-02-10 23:43:43,699 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:43,699 INFO L276 IsEmpty]: Start isEmpty. Operand 2441 states and 4665 transitions. [2022-02-10 23:43:43,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:43:43,700 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:43,700 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:43,701 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-10 23:43:43,701 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:43,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:43,701 INFO L85 PathProgramCache]: Analyzing trace with hash -952036443, now seen corresponding path program 1 times [2022-02-10 23:43:43,701 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:43,701 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536433210] [2022-02-10 23:43:43,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:43,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:43,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:43,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:43,798 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:43,798 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536433210] [2022-02-10 23:43:43,798 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1536433210] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:43,799 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:43,799 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:43:43,799 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459346283] [2022-02-10 23:43:43,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:43,799 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:43:43,799 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:43,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:43:43,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:43:43,800 INFO L87 Difference]: Start difference. First operand 2441 states and 4665 transitions. Second operand has 6 states, 5 states have (on average 25.2) internal successors, (126), 6 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:44,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:44,062 INFO L93 Difference]: Finished difference Result 2569 states and 4916 transitions. [2022-02-10 23:43:44,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:43:44,062 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 25.2) internal successors, (126), 6 states have internal predecessors, (126), 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 126 [2022-02-10 23:43:44,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:44,068 INFO L225 Difference]: With dead ends: 2569 [2022-02-10 23:43:44,068 INFO L226 Difference]: Without dead ends: 2569 [2022-02-10 23:43:44,068 INFO L933 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 [2022-02-10 23:43:44,069 INFO L934 BasicCegarLoop]: 267 mSDtfsCounter, 93 mSDsluCounter, 464 mSDsCounter, 0 mSdLazyCounter, 385 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 731 SdHoareTripleChecker+Invalid, 390 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 385 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:44,069 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [93 Valid, 731 Invalid, 390 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 385 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 23:43:44,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2569 states. [2022-02-10 23:43:44,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2569 to 2539. [2022-02-10 23:43:44,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2539 states, 2526 states have (on average 1.9228028503562946) internal successors, (4857), 2538 states have internal predecessors, (4857), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:44,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2539 states to 2539 states and 4857 transitions. [2022-02-10 23:43:44,116 INFO L78 Accepts]: Start accepts. Automaton has 2539 states and 4857 transitions. Word has length 126 [2022-02-10 23:43:44,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:44,116 INFO L470 AbstractCegarLoop]: Abstraction has 2539 states and 4857 transitions. [2022-02-10 23:43:44,117 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 25.2) internal successors, (126), 6 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:44,117 INFO L276 IsEmpty]: Start isEmpty. Operand 2539 states and 4857 transitions. [2022-02-10 23:43:44,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:43:44,118 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:44,118 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:44,118 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-10 23:43:44,119 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:44,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:44,119 INFO L85 PathProgramCache]: Analyzing trace with hash -1371791128, now seen corresponding path program 2 times [2022-02-10 23:43:44,119 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:44,119 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400139101] [2022-02-10 23:43:44,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:44,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:44,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:44,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:44,332 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:44,332 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400139101] [2022-02-10 23:43:44,332 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [400139101] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:44,332 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:44,332 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:44,333 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056866273] [2022-02-10 23:43:44,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:44,333 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:44,333 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:44,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:44,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:44,334 INFO L87 Difference]: Start difference. First operand 2539 states and 4857 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:45,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:45,666 INFO L93 Difference]: Finished difference Result 4948 states and 9469 transitions. [2022-02-10 23:43:45,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-10 23:43:45,666 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:43:45,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:45,678 INFO L225 Difference]: With dead ends: 4948 [2022-02-10 23:43:45,679 INFO L226 Difference]: Without dead ends: 4948 [2022-02-10 23:43:45,679 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 295 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=257, Invalid=1003, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 23:43:45,680 INFO L934 BasicCegarLoop]: 313 mSDtfsCounter, 987 mSDsluCounter, 1775 mSDsCounter, 0 mSdLazyCounter, 1546 mSolverCounterSat, 326 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 987 SdHoareTripleChecker+Valid, 2086 SdHoareTripleChecker+Invalid, 1872 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 326 IncrementalHoareTripleChecker+Valid, 1546 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:45,680 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [987 Valid, 2086 Invalid, 1872 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [326 Valid, 1546 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:43:45,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4948 states. [2022-02-10 23:43:45,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4948 to 2547. [2022-02-10 23:43:45,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2547 states, 2534 states have (on average 1.9230465666929755) internal successors, (4873), 2546 states have internal predecessors, (4873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:45,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 2547 states and 4873 transitions. [2022-02-10 23:43:45,751 INFO L78 Accepts]: Start accepts. Automaton has 2547 states and 4873 transitions. Word has length 126 [2022-02-10 23:43:45,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:45,751 INFO L470 AbstractCegarLoop]: Abstraction has 2547 states and 4873 transitions. [2022-02-10 23:43:45,752 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:45,752 INFO L276 IsEmpty]: Start isEmpty. Operand 2547 states and 4873 transitions. [2022-02-10 23:43:45,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:43:45,753 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:45,753 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:45,753 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-02-10 23:43:45,754 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:45,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:45,754 INFO L85 PathProgramCache]: Analyzing trace with hash 1190560958, now seen corresponding path program 3 times [2022-02-10 23:43:45,754 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:45,754 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910560065] [2022-02-10 23:43:45,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:45,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:45,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:45,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:45,965 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:45,965 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910560065] [2022-02-10 23:43:45,965 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [910560065] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:45,965 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:45,965 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:45,966 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970510135] [2022-02-10 23:43:45,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:45,966 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:45,966 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:45,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:45,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:45,967 INFO L87 Difference]: Start difference. First operand 2547 states and 4873 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:47,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:47,443 INFO L93 Difference]: Finished difference Result 5040 states and 9653 transitions. [2022-02-10 23:43:47,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-10 23:43:47,444 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:43:47,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:47,454 INFO L225 Difference]: With dead ends: 5040 [2022-02-10 23:43:47,454 INFO L226 Difference]: Without dead ends: 5040 [2022-02-10 23:43:47,455 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 322 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=270, Invalid=1062, Unknown=0, NotChecked=0, Total=1332 [2022-02-10 23:43:47,455 INFO L934 BasicCegarLoop]: 323 mSDtfsCounter, 783 mSDsluCounter, 2123 mSDsCounter, 0 mSdLazyCounter, 1937 mSolverCounterSat, 224 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 783 SdHoareTripleChecker+Valid, 2444 SdHoareTripleChecker+Invalid, 2161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 224 IncrementalHoareTripleChecker+Valid, 1937 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:47,456 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [783 Valid, 2444 Invalid, 2161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [224 Valid, 1937 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:43:47,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5040 states. [2022-02-10 23:43:47,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5040 to 2547. [2022-02-10 23:43:47,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2547 states, 2534 states have (on average 1.9230465666929755) internal successors, (4873), 2546 states have internal predecessors, (4873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:47,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 2547 states and 4873 transitions. [2022-02-10 23:43:47,504 INFO L78 Accepts]: Start accepts. Automaton has 2547 states and 4873 transitions. Word has length 126 [2022-02-10 23:43:47,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:47,504 INFO L470 AbstractCegarLoop]: Abstraction has 2547 states and 4873 transitions. [2022-02-10 23:43:47,504 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:47,504 INFO L276 IsEmpty]: Start isEmpty. Operand 2547 states and 4873 transitions. [2022-02-10 23:43:47,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:43:47,506 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:47,506 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:47,506 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-02-10 23:43:47,506 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:47,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:47,507 INFO L85 PathProgramCache]: Analyzing trace with hash -1073073130, now seen corresponding path program 4 times [2022-02-10 23:43:47,507 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:47,507 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956323758] [2022-02-10 23:43:47,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:47,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:47,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:47,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:47,728 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:47,728 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956323758] [2022-02-10 23:43:47,728 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956323758] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:47,728 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:47,728 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:47,729 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521910721] [2022-02-10 23:43:47,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:47,730 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:47,730 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:47,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:47,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:47,730 INFO L87 Difference]: Start difference. First operand 2547 states and 4873 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:48,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:48,959 INFO L93 Difference]: Finished difference Result 5088 states and 9749 transitions. [2022-02-10 23:43:48,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-10 23:43:48,960 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:43:48,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:48,970 INFO L225 Difference]: With dead ends: 5088 [2022-02-10 23:43:48,970 INFO L226 Difference]: Without dead ends: 5088 [2022-02-10 23:43:48,971 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=250, Invalid=1010, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 23:43:48,971 INFO L934 BasicCegarLoop]: 302 mSDtfsCounter, 875 mSDsluCounter, 1925 mSDsCounter, 0 mSdLazyCounter, 1699 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 875 SdHoareTripleChecker+Valid, 2225 SdHoareTripleChecker+Invalid, 1990 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 1699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:48,972 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [875 Valid, 2225 Invalid, 1990 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 1699 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:43:48,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5088 states. [2022-02-10 23:43:49,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5088 to 2547. [2022-02-10 23:43:49,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2547 states, 2534 states have (on average 1.9230465666929755) internal successors, (4873), 2546 states have internal predecessors, (4873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:49,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 2547 states and 4873 transitions. [2022-02-10 23:43:49,020 INFO L78 Accepts]: Start accepts. Automaton has 2547 states and 4873 transitions. Word has length 126 [2022-02-10 23:43:49,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:49,020 INFO L470 AbstractCegarLoop]: Abstraction has 2547 states and 4873 transitions. [2022-02-10 23:43:49,020 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:49,020 INFO L276 IsEmpty]: Start isEmpty. Operand 2547 states and 4873 transitions. [2022-02-10 23:43:49,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:43:49,022 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:49,022 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:49,022 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-02-10 23:43:49,022 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:49,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:49,023 INFO L85 PathProgramCache]: Analyzing trace with hash -1124784860, now seen corresponding path program 5 times [2022-02-10 23:43:49,023 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:49,023 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77881070] [2022-02-10 23:43:49,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:49,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:49,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:49,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:49,204 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:49,205 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77881070] [2022-02-10 23:43:49,205 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77881070] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:49,205 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:49,205 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:49,215 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531023000] [2022-02-10 23:43:49,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:49,216 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:49,216 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:49,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:49,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:49,217 INFO L87 Difference]: Start difference. First operand 2547 states and 4873 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:50,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:50,255 INFO L93 Difference]: Finished difference Result 5064 states and 9704 transitions. [2022-02-10 23:43:50,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-10 23:43:50,255 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:43:50,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:50,266 INFO L225 Difference]: With dead ends: 5064 [2022-02-10 23:43:50,266 INFO L226 Difference]: Without dead ends: 5064 [2022-02-10 23:43:50,267 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 278 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=233, Invalid=957, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:43:50,267 INFO L934 BasicCegarLoop]: 293 mSDtfsCounter, 815 mSDsluCounter, 1702 mSDsCounter, 0 mSdLazyCounter, 1535 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 815 SdHoareTripleChecker+Valid, 1993 SdHoareTripleChecker+Invalid, 1793 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 1535 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:50,267 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [815 Valid, 1993 Invalid, 1793 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 1535 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:43:50,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5064 states. [2022-02-10 23:43:50,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5064 to 2547. [2022-02-10 23:43:50,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2547 states, 2534 states have (on average 1.9230465666929755) internal successors, (4873), 2546 states have internal predecessors, (4873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:50,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 2547 states and 4873 transitions. [2022-02-10 23:43:50,319 INFO L78 Accepts]: Start accepts. Automaton has 2547 states and 4873 transitions. Word has length 126 [2022-02-10 23:43:50,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:50,319 INFO L470 AbstractCegarLoop]: Abstraction has 2547 states and 4873 transitions. [2022-02-10 23:43:50,319 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:50,319 INFO L276 IsEmpty]: Start isEmpty. Operand 2547 states and 4873 transitions. [2022-02-10 23:43:50,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:43:50,321 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:50,321 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:50,321 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-02-10 23:43:50,321 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:50,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:50,321 INFO L85 PathProgramCache]: Analyzing trace with hash -1936746230, now seen corresponding path program 6 times [2022-02-10 23:43:50,321 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:50,321 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134876502] [2022-02-10 23:43:50,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:50,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:50,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:50,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:50,539 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:50,539 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134876502] [2022-02-10 23:43:50,540 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134876502] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:50,540 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:50,540 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:50,540 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023151060] [2022-02-10 23:43:50,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:50,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:50,540 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:50,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:50,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:50,541 INFO L87 Difference]: Start difference. First operand 2547 states and 4873 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:51,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:51,526 INFO L93 Difference]: Finished difference Result 5010 states and 9591 transitions. [2022-02-10 23:43:51,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-10 23:43:51,527 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:43:51,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:51,540 INFO L225 Difference]: With dead ends: 5010 [2022-02-10 23:43:51,541 INFO L226 Difference]: Without dead ends: 5010 [2022-02-10 23:43:51,541 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=239, Invalid=817, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:43:51,542 INFO L934 BasicCegarLoop]: 322 mSDtfsCounter, 777 mSDsluCounter, 1391 mSDsCounter, 0 mSdLazyCounter, 1258 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 777 SdHoareTripleChecker+Valid, 1711 SdHoareTripleChecker+Invalid, 1532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 1258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:51,542 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [777 Valid, 1711 Invalid, 1532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 1258 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:43:51,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5010 states. [2022-02-10 23:43:51,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5010 to 2563. [2022-02-10 23:43:51,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2563 states, 2550 states have (on average 1.923529411764706) internal successors, (4905), 2562 states have internal predecessors, (4905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:51,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 2563 states and 4905 transitions. [2022-02-10 23:43:51,592 INFO L78 Accepts]: Start accepts. Automaton has 2563 states and 4905 transitions. Word has length 126 [2022-02-10 23:43:51,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:51,592 INFO L470 AbstractCegarLoop]: Abstraction has 2563 states and 4905 transitions. [2022-02-10 23:43:51,592 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:51,593 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 4905 transitions. [2022-02-10 23:43:51,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:43:51,594 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:51,594 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:51,594 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-02-10 23:43:51,594 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:51,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:51,595 INFO L85 PathProgramCache]: Analyzing trace with hash -2022057188, now seen corresponding path program 7 times [2022-02-10 23:43:51,595 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:51,595 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496043654] [2022-02-10 23:43:51,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:51,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:51,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:51,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:51,805 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:51,805 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496043654] [2022-02-10 23:43:51,805 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [496043654] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:51,805 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:51,805 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:51,805 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157822914] [2022-02-10 23:43:51,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:51,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:51,806 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:51,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:51,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:51,807 INFO L87 Difference]: Start difference. First operand 2563 states and 4905 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:53,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:53,059 INFO L93 Difference]: Finished difference Result 5121 states and 9809 transitions. [2022-02-10 23:43:53,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-10 23:43:53,059 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:43:53,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:53,070 INFO L225 Difference]: With dead ends: 5121 [2022-02-10 23:43:53,070 INFO L226 Difference]: Without dead ends: 5121 [2022-02-10 23:43:53,073 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=260, Invalid=930, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:43:53,073 INFO L934 BasicCegarLoop]: 326 mSDtfsCounter, 937 mSDsluCounter, 1871 mSDsCounter, 0 mSdLazyCounter, 1688 mSolverCounterSat, 345 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 937 SdHoareTripleChecker+Valid, 2195 SdHoareTripleChecker+Invalid, 2033 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 345 IncrementalHoareTripleChecker+Valid, 1688 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:53,075 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [937 Valid, 2195 Invalid, 2033 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [345 Valid, 1688 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:43:53,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5121 states. [2022-02-10 23:43:53,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5121 to 2565. [2022-02-10 23:43:53,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2565 states, 2552 states have (on average 1.92358934169279) internal successors, (4909), 2564 states have internal predecessors, (4909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:53,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 4909 transitions. [2022-02-10 23:43:53,128 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 4909 transitions. Word has length 126 [2022-02-10 23:43:53,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:53,128 INFO L470 AbstractCegarLoop]: Abstraction has 2565 states and 4909 transitions. [2022-02-10 23:43:53,128 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:53,128 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 4909 transitions. [2022-02-10 23:43:53,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:43:53,129 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:53,130 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:53,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-02-10 23:43:53,131 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:53,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:53,132 INFO L85 PathProgramCache]: Analyzing trace with hash 1808491582, now seen corresponding path program 8 times [2022-02-10 23:43:53,132 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:53,132 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327943642] [2022-02-10 23:43:53,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:53,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:53,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:53,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:53,347 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:53,347 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327943642] [2022-02-10 23:43:53,348 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1327943642] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:53,348 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:53,348 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:53,348 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483872658] [2022-02-10 23:43:53,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:53,348 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:53,348 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:53,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:53,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:53,349 INFO L87 Difference]: Start difference. First operand 2565 states and 4909 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:54,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:54,701 INFO L93 Difference]: Finished difference Result 5104 states and 9779 transitions. [2022-02-10 23:43:54,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-10 23:43:54,702 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:43:54,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:54,710 INFO L225 Difference]: With dead ends: 5104 [2022-02-10 23:43:54,710 INFO L226 Difference]: Without dead ends: 5104 [2022-02-10 23:43:54,711 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=272, Invalid=988, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 23:43:54,711 INFO L934 BasicCegarLoop]: 333 mSDtfsCounter, 797 mSDsluCounter, 2175 mSDsCounter, 0 mSdLazyCounter, 2044 mSolverCounterSat, 280 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 797 SdHoareTripleChecker+Valid, 2506 SdHoareTripleChecker+Invalid, 2324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 280 IncrementalHoareTripleChecker+Valid, 2044 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:54,712 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [797 Valid, 2506 Invalid, 2324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [280 Valid, 2044 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:43:54,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5104 states. [2022-02-10 23:43:54,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5104 to 2563. [2022-02-10 23:43:54,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2563 states, 2550 states have (on average 1.923529411764706) internal successors, (4905), 2562 states have internal predecessors, (4905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:54,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 2563 states and 4905 transitions. [2022-02-10 23:43:54,758 INFO L78 Accepts]: Start accepts. Automaton has 2563 states and 4905 transitions. Word has length 126 [2022-02-10 23:43:54,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:54,759 INFO L470 AbstractCegarLoop]: Abstraction has 2563 states and 4905 transitions. [2022-02-10 23:43:54,759 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:54,759 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 4905 transitions. [2022-02-10 23:43:54,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:43:54,760 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:54,761 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:54,761 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-02-10 23:43:54,761 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:54,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:54,761 INFO L85 PathProgramCache]: Analyzing trace with hash 1247088696, now seen corresponding path program 9 times [2022-02-10 23:43:54,761 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:54,761 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493970726] [2022-02-10 23:43:54,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:54,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:54,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:54,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:54,980 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:54,980 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [493970726] [2022-02-10 23:43:54,980 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [493970726] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:54,980 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:54,980 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:54,980 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445682491] [2022-02-10 23:43:54,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:54,981 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:54,981 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:54,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:54,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:54,981 INFO L87 Difference]: Start difference. First operand 2563 states and 4905 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:56,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:56,188 INFO L93 Difference]: Finished difference Result 5084 states and 9735 transitions. [2022-02-10 23:43:56,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-10 23:43:56,188 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:43:56,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:56,196 INFO L225 Difference]: With dead ends: 5084 [2022-02-10 23:43:56,196 INFO L226 Difference]: Without dead ends: 5084 [2022-02-10 23:43:56,197 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=236, Invalid=886, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:43:56,197 INFO L934 BasicCegarLoop]: 293 mSDtfsCounter, 657 mSDsluCounter, 2315 mSDsCounter, 0 mSdLazyCounter, 1982 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 657 SdHoareTripleChecker+Valid, 2606 SdHoareTripleChecker+Invalid, 2186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 1982 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:56,197 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [657 Valid, 2606 Invalid, 2186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 1982 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:43:56,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5084 states. [2022-02-10 23:43:56,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5084 to 2567. [2022-02-10 23:43:56,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:56,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-02-10 23:43:56,244 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-02-10 23:43:56,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:56,244 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-02-10 23:43:56,244 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:56,244 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-02-10 23:43:56,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:43:56,246 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:56,246 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:56,246 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-02-10 23:43:56,246 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:56,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:56,246 INFO L85 PathProgramCache]: Analyzing trace with hash 782670170, now seen corresponding path program 10 times [2022-02-10 23:43:56,247 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:56,247 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814847248] [2022-02-10 23:43:56,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:56,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:56,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:56,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:56,453 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:56,453 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1814847248] [2022-02-10 23:43:56,453 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1814847248] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:56,453 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:56,453 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:56,453 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421990601] [2022-02-10 23:43:56,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:56,453 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:56,453 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:56,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:56,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:56,454 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:57,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:57,691 INFO L93 Difference]: Finished difference Result 5176 states and 9919 transitions. [2022-02-10 23:43:57,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-10 23:43:57,691 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:43:57,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:57,696 INFO L225 Difference]: With dead ends: 5176 [2022-02-10 23:43:57,697 INFO L226 Difference]: Without dead ends: 5176 [2022-02-10 23:43:57,697 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 242 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=247, Invalid=943, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:43:57,699 INFO L934 BasicCegarLoop]: 300 mSDtfsCounter, 802 mSDsluCounter, 1762 mSDsCounter, 0 mSdLazyCounter, 1581 mSolverCounterSat, 285 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 802 SdHoareTripleChecker+Valid, 2060 SdHoareTripleChecker+Invalid, 1866 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 285 IncrementalHoareTripleChecker+Valid, 1581 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:57,699 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [802 Valid, 2060 Invalid, 1866 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [285 Valid, 1581 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:43:57,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5176 states. [2022-02-10 23:43:57,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5176 to 2565. [2022-02-10 23:43:57,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2565 states, 2552 states have (on average 1.92358934169279) internal successors, (4909), 2564 states have internal predecessors, (4909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:57,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 4909 transitions. [2022-02-10 23:43:57,744 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 4909 transitions. Word has length 126 [2022-02-10 23:43:57,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:57,744 INFO L470 AbstractCegarLoop]: Abstraction has 2565 states and 4909 transitions. [2022-02-10 23:43:57,744 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:57,744 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 4909 transitions. [2022-02-10 23:43:57,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:43:57,746 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:57,746 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:57,746 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-02-10 23:43:57,746 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:57,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:57,746 INFO L85 PathProgramCache]: Analyzing trace with hash 616120888, now seen corresponding path program 11 times [2022-02-10 23:43:57,746 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:57,747 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520898969] [2022-02-10 23:43:57,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:57,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:57,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:57,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:57,950 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:57,950 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520898969] [2022-02-10 23:43:57,950 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520898969] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:57,950 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:57,950 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:57,950 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238511308] [2022-02-10 23:43:57,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:57,950 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:57,950 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:57,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:57,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:57,951 INFO L87 Difference]: Start difference. First operand 2565 states and 4909 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:59,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:59,210 INFO L93 Difference]: Finished difference Result 5154 states and 9879 transitions. [2022-02-10 23:43:59,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-10 23:43:59,210 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:43:59,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:59,216 INFO L225 Difference]: With dead ends: 5154 [2022-02-10 23:43:59,216 INFO L226 Difference]: Without dead ends: 5154 [2022-02-10 23:43:59,217 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 244 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=245, Invalid=945, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:43:59,217 INFO L934 BasicCegarLoop]: 308 mSDtfsCounter, 814 mSDsluCounter, 2090 mSDsCounter, 0 mSdLazyCounter, 2000 mSolverCounterSat, 301 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 814 SdHoareTripleChecker+Valid, 2396 SdHoareTripleChecker+Invalid, 2301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 301 IncrementalHoareTripleChecker+Valid, 2000 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:59,218 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [814 Valid, 2396 Invalid, 2301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [301 Valid, 2000 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:43:59,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5154 states. [2022-02-10 23:43:59,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5154 to 2563. [2022-02-10 23:43:59,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2563 states, 2550 states have (on average 1.923529411764706) internal successors, (4905), 2562 states have internal predecessors, (4905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:59,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 2563 states and 4905 transitions. [2022-02-10 23:43:59,265 INFO L78 Accepts]: Start accepts. Automaton has 2563 states and 4905 transitions. Word has length 126 [2022-02-10 23:43:59,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:59,265 INFO L470 AbstractCegarLoop]: Abstraction has 2563 states and 4905 transitions. [2022-02-10 23:43:59,266 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:59,266 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 4905 transitions. [2022-02-10 23:43:59,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:43:59,267 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:59,267 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:59,267 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-02-10 23:43:59,267 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:43:59,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:59,276 INFO L85 PathProgramCache]: Analyzing trace with hash 1997632130, now seen corresponding path program 12 times [2022-02-10 23:43:59,276 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:59,276 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148415204] [2022-02-10 23:43:59,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:59,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:59,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:59,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:59,467 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:59,467 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148415204] [2022-02-10 23:43:59,467 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [148415204] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:59,467 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:59,467 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:43:59,467 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640741840] [2022-02-10 23:43:59,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:59,468 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:43:59,468 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:59,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:43:59,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:43:59,468 INFO L87 Difference]: Start difference. First operand 2563 states and 4905 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:00,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:00,421 INFO L93 Difference]: Finished difference Result 4991 states and 9552 transitions. [2022-02-10 23:44:00,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-10 23:44:00,421 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:00,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:00,427 INFO L225 Difference]: With dead ends: 4991 [2022-02-10 23:44:00,427 INFO L226 Difference]: Without dead ends: 4991 [2022-02-10 23:44:00,427 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 211 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=217, Invalid=839, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:44:00,428 INFO L934 BasicCegarLoop]: 274 mSDtfsCounter, 761 mSDsluCounter, 1628 mSDsCounter, 0 mSdLazyCounter, 1310 mSolverCounterSat, 269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 761 SdHoareTripleChecker+Valid, 1900 SdHoareTripleChecker+Invalid, 1579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 269 IncrementalHoareTripleChecker+Valid, 1310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:00,428 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [761 Valid, 1900 Invalid, 1579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [269 Valid, 1310 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:44:00,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4991 states. [2022-02-10 23:44:00,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4991 to 2569. [2022-02-10 23:44:00,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2569 states, 2556 states have (on average 1.9237089201877935) internal successors, (4917), 2568 states have internal predecessors, (4917), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:00,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 2569 states and 4917 transitions. [2022-02-10 23:44:00,472 INFO L78 Accepts]: Start accepts. Automaton has 2569 states and 4917 transitions. Word has length 126 [2022-02-10 23:44:00,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:00,472 INFO L470 AbstractCegarLoop]: Abstraction has 2569 states and 4917 transitions. [2022-02-10 23:44:00,473 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:00,473 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 4917 transitions. [2022-02-10 23:44:00,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:00,474 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:00,474 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:00,474 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-02-10 23:44:00,474 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:00,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:00,475 INFO L85 PathProgramCache]: Analyzing trace with hash 1533213604, now seen corresponding path program 13 times [2022-02-10 23:44:00,475 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:00,475 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838948868] [2022-02-10 23:44:00,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:00,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:00,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:00,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:00,676 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:00,676 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838948868] [2022-02-10 23:44:00,676 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838948868] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:00,676 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:00,676 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:00,677 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051881951] [2022-02-10 23:44:00,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:00,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:00,677 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:00,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:00,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:00,678 INFO L87 Difference]: Start difference. First operand 2569 states and 4917 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:01,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:01,651 INFO L93 Difference]: Finished difference Result 5083 states and 9736 transitions. [2022-02-10 23:44:01,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-10 23:44:01,651 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:01,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:01,657 INFO L225 Difference]: With dead ends: 5083 [2022-02-10 23:44:01,657 INFO L226 Difference]: Without dead ends: 5083 [2022-02-10 23:44:01,657 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 229 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=227, Invalid=895, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:44:01,658 INFO L934 BasicCegarLoop]: 281 mSDtfsCounter, 820 mSDsluCounter, 1582 mSDsCounter, 0 mSdLazyCounter, 1338 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 820 SdHoareTripleChecker+Valid, 1861 SdHoareTripleChecker+Invalid, 1636 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 1338 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:01,658 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [820 Valid, 1861 Invalid, 1636 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 1338 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:44:01,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5083 states. [2022-02-10 23:44:01,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5083 to 2567. [2022-02-10 23:44:01,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:01,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-02-10 23:44:01,701 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-02-10 23:44:01,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:01,701 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-02-10 23:44:01,701 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:01,701 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-02-10 23:44:01,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:01,703 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:01,703 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:01,703 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-02-10 23:44:01,704 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:01,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:01,704 INFO L85 PathProgramCache]: Analyzing trace with hash 1366664322, now seen corresponding path program 14 times [2022-02-10 23:44:01,704 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:01,704 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949793017] [2022-02-10 23:44:01,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:01,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:01,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:01,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:01,900 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:01,900 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949793017] [2022-02-10 23:44:01,900 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1949793017] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:01,900 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:01,900 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:01,901 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957455668] [2022-02-10 23:44:01,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:01,901 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:01,902 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:01,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:01,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:01,903 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:03,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:03,067 INFO L93 Difference]: Finished difference Result 5157 states and 9884 transitions. [2022-02-10 23:44:03,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-10 23:44:03,068 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:03,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:03,075 INFO L225 Difference]: With dead ends: 5157 [2022-02-10 23:44:03,075 INFO L226 Difference]: Without dead ends: 5157 [2022-02-10 23:44:03,075 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=224, Invalid=898, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:44:03,076 INFO L934 BasicCegarLoop]: 289 mSDtfsCounter, 771 mSDsluCounter, 1774 mSDsCounter, 0 mSdLazyCounter, 1634 mSolverCounterSat, 284 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 771 SdHoareTripleChecker+Valid, 2061 SdHoareTripleChecker+Invalid, 1918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 284 IncrementalHoareTripleChecker+Valid, 1634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:03,076 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [771 Valid, 2061 Invalid, 1918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [284 Valid, 1634 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:44:03,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5157 states. [2022-02-10 23:44:03,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5157 to 2565. [2022-02-10 23:44:03,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2565 states, 2552 states have (on average 1.92358934169279) internal successors, (4909), 2564 states have internal predecessors, (4909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:03,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 4909 transitions. [2022-02-10 23:44:03,116 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 4909 transitions. Word has length 126 [2022-02-10 23:44:03,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:03,116 INFO L470 AbstractCegarLoop]: Abstraction has 2565 states and 4909 transitions. [2022-02-10 23:44:03,117 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:03,117 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 4909 transitions. [2022-02-10 23:44:03,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:03,118 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:03,118 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:03,118 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-02-10 23:44:03,118 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:03,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:03,119 INFO L85 PathProgramCache]: Analyzing trace with hash -1899051996, now seen corresponding path program 15 times [2022-02-10 23:44:03,119 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:03,119 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623399456] [2022-02-10 23:44:03,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:03,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:03,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:03,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:03,300 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:03,300 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623399456] [2022-02-10 23:44:03,300 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1623399456] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:03,300 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:03,300 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:03,300 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556245130] [2022-02-10 23:44:03,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:03,300 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:03,301 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:03,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:03,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:03,301 INFO L87 Difference]: Start difference. First operand 2565 states and 4909 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:04,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:04,504 INFO L93 Difference]: Finished difference Result 5124 states and 9822 transitions. [2022-02-10 23:44:04,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-10 23:44:04,507 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:04,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:04,514 INFO L225 Difference]: With dead ends: 5124 [2022-02-10 23:44:04,515 INFO L226 Difference]: Without dead ends: 5124 [2022-02-10 23:44:04,515 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 233 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=223, Invalid=899, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:44:04,515 INFO L934 BasicCegarLoop]: 295 mSDtfsCounter, 704 mSDsluCounter, 2044 mSDsCounter, 0 mSdLazyCounter, 1890 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 704 SdHoareTripleChecker+Valid, 2337 SdHoareTripleChecker+Invalid, 2154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 1890 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:04,516 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [704 Valid, 2337 Invalid, 2154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 1890 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:44:04,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5124 states. [2022-02-10 23:44:04,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5124 to 2563. [2022-02-10 23:44:04,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2563 states, 2550 states have (on average 1.923529411764706) internal successors, (4905), 2562 states have internal predecessors, (4905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:04,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 2563 states and 4905 transitions. [2022-02-10 23:44:04,556 INFO L78 Accepts]: Start accepts. Automaton has 2563 states and 4905 transitions. Word has length 126 [2022-02-10 23:44:04,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:04,556 INFO L470 AbstractCegarLoop]: Abstraction has 2563 states and 4905 transitions. [2022-02-10 23:44:04,556 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:04,556 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 4905 transitions. [2022-02-10 23:44:04,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:04,557 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:04,557 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:04,557 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-02-10 23:44:04,558 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:04,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:04,558 INFO L85 PathProgramCache]: Analyzing trace with hash 1952751484, now seen corresponding path program 16 times [2022-02-10 23:44:04,558 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:04,558 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253319906] [2022-02-10 23:44:04,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:04,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:04,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:04,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:04,782 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:04,782 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253319906] [2022-02-10 23:44:04,782 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253319906] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:04,782 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:04,783 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:04,783 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824655267] [2022-02-10 23:44:04,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:04,783 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:04,783 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:04,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:04,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:04,784 INFO L87 Difference]: Start difference. First operand 2563 states and 4905 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:05,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:05,632 INFO L93 Difference]: Finished difference Result 4545 states and 8752 transitions. [2022-02-10 23:44:05,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:44:05,633 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:05,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:05,640 INFO L225 Difference]: With dead ends: 4545 [2022-02-10 23:44:05,640 INFO L226 Difference]: Without dead ends: 4545 [2022-02-10 23:44:05,640 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 172 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=198, Invalid=732, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:44:05,641 INFO L934 BasicCegarLoop]: 256 mSDtfsCounter, 464 mSDsluCounter, 1380 mSDsCounter, 0 mSdLazyCounter, 1039 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 464 SdHoareTripleChecker+Valid, 1634 SdHoareTripleChecker+Invalid, 1190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 1039 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:05,641 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [464 Valid, 1634 Invalid, 1190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 1039 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:44:05,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4545 states. [2022-02-10 23:44:05,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4545 to 2573. [2022-02-10 23:44:05,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2573 states, 2560 states have (on average 1.923828125) internal successors, (4925), 2572 states have internal predecessors, (4925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:05,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2573 states and 4925 transitions. [2022-02-10 23:44:05,682 INFO L78 Accepts]: Start accepts. Automaton has 2573 states and 4925 transitions. Word has length 126 [2022-02-10 23:44:05,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:05,682 INFO L470 AbstractCegarLoop]: Abstraction has 2573 states and 4925 transitions. [2022-02-10 23:44:05,682 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:05,682 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4925 transitions. [2022-02-10 23:44:05,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:05,684 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:05,684 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:05,684 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-02-10 23:44:05,684 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:05,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:05,685 INFO L85 PathProgramCache]: Analyzing trace with hash 1906827166, now seen corresponding path program 17 times [2022-02-10 23:44:05,685 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:05,685 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554899684] [2022-02-10 23:44:05,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:05,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:05,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:05,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:05,892 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:05,892 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554899684] [2022-02-10 23:44:05,892 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554899684] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:05,892 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:05,892 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:05,892 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085506817] [2022-02-10 23:44:05,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:05,893 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:05,893 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:05,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:05,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:05,893 INFO L87 Difference]: Start difference. First operand 2573 states and 4925 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:06,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:06,838 INFO L93 Difference]: Finished difference Result 4656 states and 8970 transitions. [2022-02-10 23:44:06,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:44:06,838 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:06,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:06,843 INFO L225 Difference]: With dead ends: 4656 [2022-02-10 23:44:06,843 INFO L226 Difference]: Without dead ends: 4656 [2022-02-10 23:44:06,843 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 215 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=215, Invalid=841, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:44:06,843 INFO L934 BasicCegarLoop]: 255 mSDtfsCounter, 493 mSDsluCounter, 1542 mSDsCounter, 0 mSdLazyCounter, 1182 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 493 SdHoareTripleChecker+Valid, 1795 SdHoareTripleChecker+Invalid, 1343 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:06,844 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [493 Valid, 1795 Invalid, 1343 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1182 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:44:06,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4656 states. [2022-02-10 23:44:06,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4656 to 2575. [2022-02-10 23:44:06,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2575 states, 2562 states have (on average 1.923887587822014) internal successors, (4929), 2574 states have internal predecessors, (4929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:06,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 4929 transitions. [2022-02-10 23:44:06,875 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 4929 transitions. Word has length 126 [2022-02-10 23:44:06,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:06,876 INFO L470 AbstractCegarLoop]: Abstraction has 2575 states and 4929 transitions. [2022-02-10 23:44:06,876 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:06,876 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 4929 transitions. [2022-02-10 23:44:06,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:06,877 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:06,877 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:06,877 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-02-10 23:44:06,878 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:06,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:06,878 INFO L85 PathProgramCache]: Analyzing trace with hash 1442408640, now seen corresponding path program 18 times [2022-02-10 23:44:06,878 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:06,878 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676639904] [2022-02-10 23:44:06,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:06,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:06,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:07,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:07,088 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:07,088 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676639904] [2022-02-10 23:44:07,088 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676639904] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:07,088 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:07,089 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:07,089 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384619633] [2022-02-10 23:44:07,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:07,089 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:07,089 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:07,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:07,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:07,090 INFO L87 Difference]: Start difference. First operand 2575 states and 4929 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:08,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:08,039 INFO L93 Difference]: Finished difference Result 4639 states and 8940 transitions. [2022-02-10 23:44:08,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:44:08,040 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:08,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:08,045 INFO L225 Difference]: With dead ends: 4639 [2022-02-10 23:44:08,045 INFO L226 Difference]: Without dead ends: 4639 [2022-02-10 23:44:08,046 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 235 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=223, Invalid=899, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:44:08,046 INFO L934 BasicCegarLoop]: 262 mSDtfsCounter, 626 mSDsluCounter, 1530 mSDsCounter, 0 mSdLazyCounter, 1240 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 626 SdHoareTripleChecker+Valid, 1790 SdHoareTripleChecker+Invalid, 1477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 1240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:08,046 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [626 Valid, 1790 Invalid, 1477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 1240 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:44:08,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4639 states. [2022-02-10 23:44:08,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4639 to 2569. [2022-02-10 23:44:08,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2569 states, 2556 states have (on average 1.9237089201877935) internal successors, (4917), 2568 states have internal predecessors, (4917), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:08,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 2569 states and 4917 transitions. [2022-02-10 23:44:08,074 INFO L78 Accepts]: Start accepts. Automaton has 2569 states and 4917 transitions. Word has length 126 [2022-02-10 23:44:08,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:08,075 INFO L470 AbstractCegarLoop]: Abstraction has 2569 states and 4917 transitions. [2022-02-10 23:44:08,075 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:08,075 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 4917 transitions. [2022-02-10 23:44:08,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:08,076 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:08,076 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:08,076 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-02-10 23:44:08,076 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:08,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:08,077 INFO L85 PathProgramCache]: Analyzing trace with hash 745750908, now seen corresponding path program 19 times [2022-02-10 23:44:08,077 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:08,077 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104912191] [2022-02-10 23:44:08,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:08,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:08,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:08,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:08,303 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:08,303 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104912191] [2022-02-10 23:44:08,303 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104912191] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:08,303 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:08,303 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:08,303 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277267600] [2022-02-10 23:44:08,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:08,304 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:08,304 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:08,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:08,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:08,304 INFO L87 Difference]: Start difference. First operand 2569 states and 4917 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:09,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:09,106 INFO L93 Difference]: Finished difference Result 4519 states and 8702 transitions. [2022-02-10 23:44:09,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:44:09,111 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:09,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:09,116 INFO L225 Difference]: With dead ends: 4519 [2022-02-10 23:44:09,116 INFO L226 Difference]: Without dead ends: 4519 [2022-02-10 23:44:09,116 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=195, Invalid=797, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:44:09,117 INFO L934 BasicCegarLoop]: 255 mSDtfsCounter, 536 mSDsluCounter, 1373 mSDsCounter, 0 mSdLazyCounter, 1067 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 536 SdHoareTripleChecker+Valid, 1626 SdHoareTripleChecker+Invalid, 1263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 1067 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:09,117 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [536 Valid, 1626 Invalid, 1263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 1067 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:44:09,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4519 states. [2022-02-10 23:44:09,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4519 to 2573. [2022-02-10 23:44:09,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2573 states, 2560 states have (on average 1.923828125) internal successors, (4925), 2572 states have internal predecessors, (4925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:09,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2573 states and 4925 transitions. [2022-02-10 23:44:09,145 INFO L78 Accepts]: Start accepts. Automaton has 2573 states and 4925 transitions. Word has length 126 [2022-02-10 23:44:09,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:09,146 INFO L470 AbstractCegarLoop]: Abstraction has 2573 states and 4925 transitions. [2022-02-10 23:44:09,146 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:09,146 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4925 transitions. [2022-02-10 23:44:09,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:09,147 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:09,147 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:09,147 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-02-10 23:44:09,148 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:09,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:09,148 INFO L85 PathProgramCache]: Analyzing trace with hash 281332382, now seen corresponding path program 20 times [2022-02-10 23:44:09,148 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:09,148 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362320587] [2022-02-10 23:44:09,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:09,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:09,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:09,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:09,341 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:09,341 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362320587] [2022-02-10 23:44:09,341 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1362320587] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:09,341 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:09,341 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:09,341 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354058262] [2022-02-10 23:44:09,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:09,342 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:09,342 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:09,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:09,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:09,342 INFO L87 Difference]: Start difference. First operand 2573 states and 4925 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:10,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:10,354 INFO L93 Difference]: Finished difference Result 4611 states and 8886 transitions. [2022-02-10 23:44:10,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:44:10,354 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:10,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:10,359 INFO L225 Difference]: With dead ends: 4611 [2022-02-10 23:44:10,359 INFO L226 Difference]: Without dead ends: 4611 [2022-02-10 23:44:10,360 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=202, Invalid=854, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:44:10,360 INFO L934 BasicCegarLoop]: 262 mSDtfsCounter, 501 mSDsluCounter, 1909 mSDsCounter, 0 mSdLazyCounter, 1593 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 501 SdHoareTripleChecker+Valid, 2169 SdHoareTripleChecker+Invalid, 1765 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 1593 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:10,360 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [501 Valid, 2169 Invalid, 1765 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 1593 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:44:10,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4611 states. [2022-02-10 23:44:10,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4611 to 2571. [2022-02-10 23:44:10,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2571 states, 2558 states have (on average 1.9237685691946833) internal successors, (4921), 2570 states have internal predecessors, (4921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:10,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 2571 states and 4921 transitions. [2022-02-10 23:44:10,389 INFO L78 Accepts]: Start accepts. Automaton has 2571 states and 4921 transitions. Word has length 126 [2022-02-10 23:44:10,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:10,389 INFO L470 AbstractCegarLoop]: Abstraction has 2571 states and 4921 transitions. [2022-02-10 23:44:10,389 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:10,389 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 4921 transitions. [2022-02-10 23:44:10,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:10,390 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:10,390 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:10,390 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-02-10 23:44:10,391 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:10,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:10,391 INFO L85 PathProgramCache]: Analyzing trace with hash 114783100, now seen corresponding path program 21 times [2022-02-10 23:44:10,391 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:10,391 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684423649] [2022-02-10 23:44:10,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:10,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:10,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:10,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:10,606 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:10,606 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684423649] [2022-02-10 23:44:10,606 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [684423649] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:10,606 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:10,606 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:10,606 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933788804] [2022-02-10 23:44:10,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:10,606 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:10,606 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:10,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:10,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:10,607 INFO L87 Difference]: Start difference. First operand 2571 states and 4921 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:11,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:11,566 INFO L93 Difference]: Finished difference Result 4675 states and 9010 transitions. [2022-02-10 23:44:11,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:44:11,566 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:11,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:11,586 INFO L225 Difference]: With dead ends: 4675 [2022-02-10 23:44:11,586 INFO L226 Difference]: Without dead ends: 4675 [2022-02-10 23:44:11,586 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 227 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=200, Invalid=856, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:44:11,587 INFO L934 BasicCegarLoop]: 270 mSDtfsCounter, 523 mSDsluCounter, 1567 mSDsCounter, 0 mSdLazyCounter, 1389 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 523 SdHoareTripleChecker+Valid, 1835 SdHoareTripleChecker+Invalid, 1581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 1389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:11,587 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [523 Valid, 1835 Invalid, 1581 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 1389 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:44:11,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4675 states. [2022-02-10 23:44:11,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4675 to 2565. [2022-02-10 23:44:11,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2565 states, 2552 states have (on average 1.92358934169279) internal successors, (4909), 2564 states have internal predecessors, (4909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:11,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 4909 transitions. [2022-02-10 23:44:11,616 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 4909 transitions. Word has length 126 [2022-02-10 23:44:11,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:11,616 INFO L470 AbstractCegarLoop]: Abstraction has 2565 states and 4909 transitions. [2022-02-10 23:44:11,616 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:11,616 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 4909 transitions. [2022-02-10 23:44:11,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:11,617 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:11,617 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:11,617 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-02-10 23:44:11,617 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:11,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:11,618 INFO L85 PathProgramCache]: Analyzing trace with hash -444993970, now seen corresponding path program 22 times [2022-02-10 23:44:11,618 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:11,618 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065990876] [2022-02-10 23:44:11,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:11,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:11,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:11,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:11,862 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:11,862 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065990876] [2022-02-10 23:44:11,863 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065990876] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:11,863 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:11,863 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:11,864 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58618076] [2022-02-10 23:44:11,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:11,864 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:11,864 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:11,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:11,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:11,865 INFO L87 Difference]: Start difference. First operand 2565 states and 4909 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:12,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:12,556 INFO L93 Difference]: Finished difference Result 4409 states and 8486 transitions. [2022-02-10 23:44:12,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-10 23:44:12,557 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:12,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:12,562 INFO L225 Difference]: With dead ends: 4409 [2022-02-10 23:44:12,562 INFO L226 Difference]: Without dead ends: 4409 [2022-02-10 23:44:12,562 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=153, Invalid=549, Unknown=0, NotChecked=0, Total=702 [2022-02-10 23:44:12,563 INFO L934 BasicCegarLoop]: 250 mSDtfsCounter, 448 mSDsluCounter, 1239 mSDsCounter, 0 mSdLazyCounter, 930 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 448 SdHoareTripleChecker+Valid, 1487 SdHoareTripleChecker+Invalid, 1076 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 930 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:12,563 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [448 Valid, 1487 Invalid, 1076 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 930 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-10 23:44:12,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4409 states. [2022-02-10 23:44:12,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4409 to 2567. [2022-02-10 23:44:12,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:12,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-02-10 23:44:12,594 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-02-10 23:44:12,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:12,594 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-02-10 23:44:12,594 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:12,594 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-02-10 23:44:12,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:12,595 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:12,595 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:12,595 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-02-10 23:44:12,595 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:12,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:12,596 INFO L85 PathProgramCache]: Analyzing trace with hash 1663783640, now seen corresponding path program 23 times [2022-02-10 23:44:12,596 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:12,596 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326509270] [2022-02-10 23:44:12,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:12,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:12,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:12,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:12,804 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:12,804 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326509270] [2022-02-10 23:44:12,804 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [326509270] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:12,804 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:12,804 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:12,805 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026614034] [2022-02-10 23:44:12,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:12,805 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:12,805 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:12,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:12,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:12,806 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:13,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:13,675 INFO L93 Difference]: Finished difference Result 4566 states and 8794 transitions. [2022-02-10 23:44:13,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-10 23:44:13,675 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:13,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:13,681 INFO L225 Difference]: With dead ends: 4566 [2022-02-10 23:44:13,681 INFO L226 Difference]: Without dead ends: 4566 [2022-02-10 23:44:13,681 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 159 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=185, Invalid=685, Unknown=0, NotChecked=0, Total=870 [2022-02-10 23:44:13,682 INFO L934 BasicCegarLoop]: 258 mSDtfsCounter, 533 mSDsluCounter, 1507 mSDsCounter, 0 mSdLazyCounter, 1149 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 533 SdHoareTripleChecker+Valid, 1763 SdHoareTripleChecker+Invalid, 1327 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 1149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:13,682 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [533 Valid, 1763 Invalid, 1327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 1149 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:44:13,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4566 states. [2022-02-10 23:44:13,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4566 to 2571. [2022-02-10 23:44:13,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2571 states, 2558 states have (on average 1.9237685691946833) internal successors, (4921), 2570 states have internal predecessors, (4921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:13,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 2571 states and 4921 transitions. [2022-02-10 23:44:13,711 INFO L78 Accepts]: Start accepts. Automaton has 2571 states and 4921 transitions. Word has length 126 [2022-02-10 23:44:13,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:13,711 INFO L470 AbstractCegarLoop]: Abstraction has 2571 states and 4921 transitions. [2022-02-10 23:44:13,711 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:13,711 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 4921 transitions. [2022-02-10 23:44:13,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:13,712 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:13,712 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:13,712 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-02-10 23:44:13,712 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:13,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:13,713 INFO L85 PathProgramCache]: Analyzing trace with hash -216929764, now seen corresponding path program 24 times [2022-02-10 23:44:13,713 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:13,713 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905776351] [2022-02-10 23:44:13,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:13,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:13,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:13,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:13,919 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:13,919 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1905776351] [2022-02-10 23:44:13,919 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1905776351] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:13,919 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:13,919 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:13,919 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211971786] [2022-02-10 23:44:13,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:13,920 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:13,920 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:13,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:13,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:13,920 INFO L87 Difference]: Start difference. First operand 2571 states and 4921 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:14,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:14,874 INFO L93 Difference]: Finished difference Result 4524 states and 8712 transitions. [2022-02-10 23:44:14,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:44:14,874 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:14,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:14,879 INFO L225 Difference]: With dead ends: 4524 [2022-02-10 23:44:14,879 INFO L226 Difference]: Without dead ends: 4524 [2022-02-10 23:44:14,880 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 202 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=200, Invalid=792, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:44:14,880 INFO L934 BasicCegarLoop]: 257 mSDtfsCounter, 448 mSDsluCounter, 1870 mSDsCounter, 0 mSdLazyCounter, 1456 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 448 SdHoareTripleChecker+Valid, 2125 SdHoareTripleChecker+Invalid, 1600 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1456 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:14,880 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [448 Valid, 2125 Invalid, 1600 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1456 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:44:14,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4524 states. [2022-02-10 23:44:14,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4524 to 2573. [2022-02-10 23:44:14,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2573 states, 2560 states have (on average 1.923828125) internal successors, (4925), 2572 states have internal predecessors, (4925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:14,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2573 states and 4925 transitions. [2022-02-10 23:44:14,909 INFO L78 Accepts]: Start accepts. Automaton has 2573 states and 4925 transitions. Word has length 126 [2022-02-10 23:44:14,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:14,909 INFO L470 AbstractCegarLoop]: Abstraction has 2573 states and 4925 transitions. [2022-02-10 23:44:14,910 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:14,910 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4925 transitions. [2022-02-10 23:44:14,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:14,911 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:14,911 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:14,911 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-02-10 23:44:14,911 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:14,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:14,912 INFO L85 PathProgramCache]: Analyzing trace with hash -681348290, now seen corresponding path program 25 times [2022-02-10 23:44:14,912 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:14,912 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312122414] [2022-02-10 23:44:14,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:14,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:14,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:15,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:15,116 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:15,116 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312122414] [2022-02-10 23:44:15,116 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1312122414] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:15,116 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:15,116 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:15,116 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298637244] [2022-02-10 23:44:15,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:15,117 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:15,117 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:15,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:15,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:15,117 INFO L87 Difference]: Start difference. First operand 2573 states and 4925 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:16,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:16,020 INFO L93 Difference]: Finished difference Result 4507 states and 8682 transitions. [2022-02-10 23:44:16,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:44:16,020 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:16,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:16,026 INFO L225 Difference]: With dead ends: 4507 [2022-02-10 23:44:16,026 INFO L226 Difference]: Without dead ends: 4507 [2022-02-10 23:44:16,027 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 223 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=206, Invalid=850, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:44:16,027 INFO L934 BasicCegarLoop]: 264 mSDtfsCounter, 479 mSDsluCounter, 1587 mSDsCounter, 0 mSdLazyCounter, 1280 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 479 SdHoareTripleChecker+Valid, 1849 SdHoareTripleChecker+Invalid, 1463 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 1280 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:16,027 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [479 Valid, 1849 Invalid, 1463 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 1280 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:44:16,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4507 states. [2022-02-10 23:44:16,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4507 to 2567. [2022-02-10 23:44:16,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:16,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-02-10 23:44:16,057 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-02-10 23:44:16,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:16,058 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-02-10 23:44:16,058 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:16,058 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-02-10 23:44:16,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:16,059 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:16,059 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:16,059 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-02-10 23:44:16,059 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:16,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:16,060 INFO L85 PathProgramCache]: Analyzing trace with hash 1815890494, now seen corresponding path program 26 times [2022-02-10 23:44:16,060 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:16,060 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747067366] [2022-02-10 23:44:16,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:16,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:16,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:16,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:16,281 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:16,281 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747067366] [2022-02-10 23:44:16,281 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747067366] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:16,281 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:16,281 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:16,281 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480949560] [2022-02-10 23:44:16,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:16,282 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:16,282 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:16,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:16,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:16,282 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:17,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:17,140 INFO L93 Difference]: Finished difference Result 4561 states and 8784 transitions. [2022-02-10 23:44:17,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:44:17,140 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:17,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:17,145 INFO L225 Difference]: With dead ends: 4561 [2022-02-10 23:44:17,146 INFO L226 Difference]: Without dead ends: 4561 [2022-02-10 23:44:17,146 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=216, Invalid=776, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:44:17,146 INFO L934 BasicCegarLoop]: 263 mSDtfsCounter, 624 mSDsluCounter, 1591 mSDsCounter, 0 mSdLazyCounter, 1213 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 624 SdHoareTripleChecker+Valid, 1852 SdHoareTripleChecker+Invalid, 1436 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 1213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:17,147 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [624 Valid, 1852 Invalid, 1436 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 1213 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:44:17,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4561 states. [2022-02-10 23:44:17,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4561 to 2579. [2022-02-10 23:44:17,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2579 states, 2566 states have (on average 1.9240062353858145) internal successors, (4937), 2578 states have internal predecessors, (4937), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:17,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2579 states to 2579 states and 4937 transitions. [2022-02-10 23:44:17,178 INFO L78 Accepts]: Start accepts. Automaton has 2579 states and 4937 transitions. Word has length 126 [2022-02-10 23:44:17,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:17,178 INFO L470 AbstractCegarLoop]: Abstraction has 2579 states and 4937 transitions. [2022-02-10 23:44:17,178 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:17,178 INFO L276 IsEmpty]: Start isEmpty. Operand 2579 states and 4937 transitions. [2022-02-10 23:44:17,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:17,180 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:17,180 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:17,180 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-02-10 23:44:17,180 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:17,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:17,180 INFO L85 PathProgramCache]: Analyzing trace with hash 1769966176, now seen corresponding path program 27 times [2022-02-10 23:44:17,180 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:17,181 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76308450] [2022-02-10 23:44:17,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:17,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:17,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:17,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:17,381 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:17,381 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76308450] [2022-02-10 23:44:17,381 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [76308450] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:17,381 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:17,381 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:17,382 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184166965] [2022-02-10 23:44:17,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:17,382 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:17,382 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:17,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:17,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:17,383 INFO L87 Difference]: Start difference. First operand 2579 states and 4937 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:18,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:18,235 INFO L93 Difference]: Finished difference Result 4672 states and 9002 transitions. [2022-02-10 23:44:18,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:44:18,235 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:18,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:18,246 INFO L225 Difference]: With dead ends: 4672 [2022-02-10 23:44:18,246 INFO L226 Difference]: Without dead ends: 4672 [2022-02-10 23:44:18,247 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 227 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=235, Invalid=887, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:44:18,247 INFO L934 BasicCegarLoop]: 262 mSDtfsCounter, 636 mSDsluCounter, 1356 mSDsCounter, 0 mSdLazyCounter, 1045 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 636 SdHoareTripleChecker+Valid, 1616 SdHoareTripleChecker+Invalid, 1264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 1045 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:18,247 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [636 Valid, 1616 Invalid, 1264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 1045 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:44:18,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4672 states. [2022-02-10 23:44:18,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4672 to 2581. [2022-02-10 23:44:18,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2581 states, 2568 states have (on average 1.9240654205607477) internal successors, (4941), 2580 states have internal predecessors, (4941), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:18,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2581 states to 2581 states and 4941 transitions. [2022-02-10 23:44:18,275 INFO L78 Accepts]: Start accepts. Automaton has 2581 states and 4941 transitions. Word has length 126 [2022-02-10 23:44:18,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:18,276 INFO L470 AbstractCegarLoop]: Abstraction has 2581 states and 4941 transitions. [2022-02-10 23:44:18,276 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:18,276 INFO L276 IsEmpty]: Start isEmpty. Operand 2581 states and 4941 transitions. [2022-02-10 23:44:18,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:18,277 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:18,277 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:18,277 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-02-10 23:44:18,278 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:18,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:18,278 INFO L85 PathProgramCache]: Analyzing trace with hash 1305547650, now seen corresponding path program 28 times [2022-02-10 23:44:18,278 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:18,278 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280242418] [2022-02-10 23:44:18,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:18,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:18,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:18,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:18,470 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:18,470 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280242418] [2022-02-10 23:44:18,471 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [280242418] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:18,471 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:18,471 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:18,471 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132059852] [2022-02-10 23:44:18,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:18,472 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:18,472 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:18,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:18,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:18,473 INFO L87 Difference]: Start difference. First operand 2581 states and 4941 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:19,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:19,422 INFO L93 Difference]: Finished difference Result 4655 states and 8972 transitions. [2022-02-10 23:44:19,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-10 23:44:19,422 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:19,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:19,427 INFO L225 Difference]: With dead ends: 4655 [2022-02-10 23:44:19,428 INFO L226 Difference]: Without dead ends: 4655 [2022-02-10 23:44:19,428 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 246 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=245, Invalid=945, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:44:19,444 INFO L934 BasicCegarLoop]: 269 mSDtfsCounter, 575 mSDsluCounter, 1655 mSDsCounter, 0 mSdLazyCounter, 1343 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 575 SdHoareTripleChecker+Valid, 1922 SdHoareTripleChecker+Invalid, 1555 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 1343 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:19,444 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [575 Valid, 1922 Invalid, 1555 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 1343 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:44:19,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4655 states. [2022-02-10 23:44:19,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4655 to 2575. [2022-02-10 23:44:19,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2575 states, 2562 states have (on average 1.923887587822014) internal successors, (4929), 2574 states have internal predecessors, (4929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:19,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 4929 transitions. [2022-02-10 23:44:19,470 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 4929 transitions. Word has length 126 [2022-02-10 23:44:19,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:19,470 INFO L470 AbstractCegarLoop]: Abstraction has 2575 states and 4929 transitions. [2022-02-10 23:44:19,470 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:19,470 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 4929 transitions. [2022-02-10 23:44:19,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:19,471 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:19,471 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:19,471 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-02-10 23:44:19,471 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:19,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:19,472 INFO L85 PathProgramCache]: Analyzing trace with hash 608889918, now seen corresponding path program 29 times [2022-02-10 23:44:19,472 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:19,472 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1931948749] [2022-02-10 23:44:19,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:19,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:19,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:19,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:19,663 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:19,663 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1931948749] [2022-02-10 23:44:19,663 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1931948749] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:19,663 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:19,663 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:19,663 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774457292] [2022-02-10 23:44:19,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:19,664 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:19,664 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:19,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:19,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:19,664 INFO L87 Difference]: Start difference. First operand 2575 states and 4929 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:20,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:20,574 INFO L93 Difference]: Finished difference Result 4661 states and 8980 transitions. [2022-02-10 23:44:20,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:44:20,574 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:20,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:20,580 INFO L225 Difference]: With dead ends: 4661 [2022-02-10 23:44:20,580 INFO L226 Difference]: Without dead ends: 4661 [2022-02-10 23:44:20,580 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 217 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=213, Invalid=843, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:44:20,580 INFO L934 BasicCegarLoop]: 262 mSDtfsCounter, 580 mSDsluCounter, 1705 mSDsCounter, 0 mSdLazyCounter, 1356 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 580 SdHoareTripleChecker+Valid, 1965 SdHoareTripleChecker+Invalid, 1567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 1356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:20,581 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [580 Valid, 1965 Invalid, 1567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 1356 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:44:20,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4661 states. [2022-02-10 23:44:20,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4661 to 2579. [2022-02-10 23:44:20,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2579 states, 2566 states have (on average 1.9240062353858145) internal successors, (4937), 2578 states have internal predecessors, (4937), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:20,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2579 states to 2579 states and 4937 transitions. [2022-02-10 23:44:20,609 INFO L78 Accepts]: Start accepts. Automaton has 2579 states and 4937 transitions. Word has length 126 [2022-02-10 23:44:20,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:20,609 INFO L470 AbstractCegarLoop]: Abstraction has 2579 states and 4937 transitions. [2022-02-10 23:44:20,609 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:20,609 INFO L276 IsEmpty]: Start isEmpty. Operand 2579 states and 4937 transitions. [2022-02-10 23:44:20,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:20,610 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:20,611 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:20,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-02-10 23:44:20,611 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:20,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:20,611 INFO L85 PathProgramCache]: Analyzing trace with hash 144471392, now seen corresponding path program 30 times [2022-02-10 23:44:20,611 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:20,612 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571682462] [2022-02-10 23:44:20,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:20,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:20,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:20,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:20,837 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:20,837 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571682462] [2022-02-10 23:44:20,837 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571682462] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:20,837 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:20,838 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:20,838 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376232950] [2022-02-10 23:44:20,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:20,838 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:20,838 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:20,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:20,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:20,839 INFO L87 Difference]: Start difference. First operand 2579 states and 4937 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:21,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:21,848 INFO L93 Difference]: Finished difference Result 4753 states and 9164 transitions. [2022-02-10 23:44:21,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:44:21,849 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:21,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:21,855 INFO L225 Difference]: With dead ends: 4753 [2022-02-10 23:44:21,855 INFO L226 Difference]: Without dead ends: 4753 [2022-02-10 23:44:21,855 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 236 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=222, Invalid=900, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:44:21,855 INFO L934 BasicCegarLoop]: 269 mSDtfsCounter, 627 mSDsluCounter, 1551 mSDsCounter, 0 mSdLazyCounter, 1270 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 627 SdHoareTripleChecker+Valid, 1818 SdHoareTripleChecker+Invalid, 1512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 1270 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:21,856 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [627 Valid, 1818 Invalid, 1512 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 1270 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:44:21,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4753 states. [2022-02-10 23:44:21,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4753 to 2577. [2022-02-10 23:44:21,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2577 states, 2564 states have (on average 1.923946957878315) internal successors, (4933), 2576 states have internal predecessors, (4933), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:21,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2577 states and 4933 transitions. [2022-02-10 23:44:21,884 INFO L78 Accepts]: Start accepts. Automaton has 2577 states and 4933 transitions. Word has length 126 [2022-02-10 23:44:21,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:21,884 INFO L470 AbstractCegarLoop]: Abstraction has 2577 states and 4933 transitions. [2022-02-10 23:44:21,885 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:21,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2577 states and 4933 transitions. [2022-02-10 23:44:21,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:21,886 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:21,886 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:21,886 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-02-10 23:44:21,886 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:21,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:21,886 INFO L85 PathProgramCache]: Analyzing trace with hash -22077890, now seen corresponding path program 31 times [2022-02-10 23:44:21,886 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:21,887 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752778006] [2022-02-10 23:44:21,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:21,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:21,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:22,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:22,073 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:22,073 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752778006] [2022-02-10 23:44:22,073 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752778006] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:22,073 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:22,073 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:22,073 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609372489] [2022-02-10 23:44:22,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:22,073 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:22,073 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:22,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:22,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:22,074 INFO L87 Difference]: Start difference. First operand 2577 states and 4933 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:23,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:23,148 INFO L93 Difference]: Finished difference Result 4731 states and 9124 transitions. [2022-02-10 23:44:23,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:44:23,149 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:23,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:23,154 INFO L225 Difference]: With dead ends: 4731 [2022-02-10 23:44:23,154 INFO L226 Difference]: Without dead ends: 4731 [2022-02-10 23:44:23,154 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 238 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=220, Invalid=902, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:44:23,155 INFO L934 BasicCegarLoop]: 277 mSDtfsCounter, 518 mSDsluCounter, 1967 mSDsCounter, 0 mSdLazyCounter, 1723 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 518 SdHoareTripleChecker+Valid, 2242 SdHoareTripleChecker+Invalid, 1918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 1723 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:23,155 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [518 Valid, 2242 Invalid, 1918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 1723 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:44:23,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4731 states. [2022-02-10 23:44:23,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4731 to 2571. [2022-02-10 23:44:23,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2571 states, 2558 states have (on average 1.9237685691946833) internal successors, (4921), 2570 states have internal predecessors, (4921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:23,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 2571 states and 4921 transitions. [2022-02-10 23:44:23,186 INFO L78 Accepts]: Start accepts. Automaton has 2571 states and 4921 transitions. Word has length 126 [2022-02-10 23:44:23,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:23,186 INFO L470 AbstractCegarLoop]: Abstraction has 2571 states and 4921 transitions. [2022-02-10 23:44:23,186 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:23,186 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 4921 transitions. [2022-02-10 23:44:23,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:23,187 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:23,187 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:23,187 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-02-10 23:44:23,187 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:23,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:23,188 INFO L85 PathProgramCache]: Analyzing trace with hash -2030686078, now seen corresponding path program 32 times [2022-02-10 23:44:23,188 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:23,188 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395204236] [2022-02-10 23:44:23,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:23,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:23,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:23,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:23,379 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:23,379 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395204236] [2022-02-10 23:44:23,379 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [395204236] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:23,379 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:23,379 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:23,379 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186985240] [2022-02-10 23:44:23,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:23,380 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:23,380 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:23,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:23,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:23,380 INFO L87 Difference]: Start difference. First operand 2571 states and 4921 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:24,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:24,334 INFO L93 Difference]: Finished difference Result 4511 states and 8686 transitions. [2022-02-10 23:44:24,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:44:24,334 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:24,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:24,338 INFO L225 Difference]: With dead ends: 4511 [2022-02-10 23:44:24,338 INFO L226 Difference]: Without dead ends: 4511 [2022-02-10 23:44:24,338 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=196, Invalid=796, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:44:24,339 INFO L934 BasicCegarLoop]: 258 mSDtfsCounter, 511 mSDsluCounter, 1864 mSDsCounter, 0 mSdLazyCounter, 1497 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 511 SdHoareTripleChecker+Valid, 2120 SdHoareTripleChecker+Invalid, 1673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1497 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:24,339 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [511 Valid, 2120 Invalid, 1673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1497 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:44:24,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4511 states. [2022-02-10 23:44:24,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4511 to 2577. [2022-02-10 23:44:24,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2577 states, 2564 states have (on average 1.923946957878315) internal successors, (4933), 2576 states have internal predecessors, (4933), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:24,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2577 states and 4933 transitions. [2022-02-10 23:44:24,365 INFO L78 Accepts]: Start accepts. Automaton has 2577 states and 4933 transitions. Word has length 126 [2022-02-10 23:44:24,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:24,365 INFO L470 AbstractCegarLoop]: Abstraction has 2577 states and 4933 transitions. [2022-02-10 23:44:24,365 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:24,365 INFO L276 IsEmpty]: Start isEmpty. Operand 2577 states and 4933 transitions. [2022-02-10 23:44:24,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:24,366 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:24,366 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:24,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-02-10 23:44:24,367 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:24,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:24,367 INFO L85 PathProgramCache]: Analyzing trace with hash 1799862692, now seen corresponding path program 33 times [2022-02-10 23:44:24,367 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:24,367 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402487026] [2022-02-10 23:44:24,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:24,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:24,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:24,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:24,556 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:24,556 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402487026] [2022-02-10 23:44:24,556 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402487026] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:24,556 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:24,556 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:24,556 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496367786] [2022-02-10 23:44:24,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:24,557 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:24,557 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:24,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:24,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:24,557 INFO L87 Difference]: Start difference. First operand 2577 states and 4933 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:25,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:25,548 INFO L93 Difference]: Finished difference Result 4603 states and 8870 transitions. [2022-02-10 23:44:25,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:44:25,548 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:25,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:25,553 INFO L225 Difference]: With dead ends: 4603 [2022-02-10 23:44:25,553 INFO L226 Difference]: Without dead ends: 4603 [2022-02-10 23:44:25,554 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 222 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=204, Invalid=852, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:44:25,554 INFO L934 BasicCegarLoop]: 265 mSDtfsCounter, 538 mSDsluCounter, 1706 mSDsCounter, 0 mSdLazyCounter, 1435 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 538 SdHoareTripleChecker+Valid, 1969 SdHoareTripleChecker+Invalid, 1634 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 1435 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:25,554 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [538 Valid, 1969 Invalid, 1634 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 1435 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:44:25,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4603 states. [2022-02-10 23:44:25,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4603 to 2575. [2022-02-10 23:44:25,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2575 states, 2562 states have (on average 1.923887587822014) internal successors, (4929), 2574 states have internal predecessors, (4929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:25,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 4929 transitions. [2022-02-10 23:44:25,580 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 4929 transitions. Word has length 126 [2022-02-10 23:44:25,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:25,580 INFO L470 AbstractCegarLoop]: Abstraction has 2575 states and 4929 transitions. [2022-02-10 23:44:25,580 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:25,580 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 4929 transitions. [2022-02-10 23:44:25,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:25,581 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:25,582 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:25,582 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-02-10 23:44:25,582 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:25,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:25,582 INFO L85 PathProgramCache]: Analyzing trace with hash 1633313410, now seen corresponding path program 34 times [2022-02-10 23:44:25,582 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:25,582 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402934777] [2022-02-10 23:44:25,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:25,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:25,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:25,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:25,769 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:25,769 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402934777] [2022-02-10 23:44:25,770 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402934777] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:25,770 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:25,770 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:25,770 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917472933] [2022-02-10 23:44:25,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:25,770 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:25,770 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:25,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:25,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:25,771 INFO L87 Difference]: Start difference. First operand 2575 states and 4929 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:26,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:26,758 INFO L93 Difference]: Finished difference Result 4677 states and 9018 transitions. [2022-02-10 23:44:26,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:44:26,759 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:26,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:26,764 INFO L225 Difference]: With dead ends: 4677 [2022-02-10 23:44:26,764 INFO L226 Difference]: Without dead ends: 4677 [2022-02-10 23:44:26,764 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=201, Invalid=855, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:44:26,764 INFO L934 BasicCegarLoop]: 273 mSDtfsCounter, 590 mSDsluCounter, 1757 mSDsCounter, 0 mSdLazyCounter, 1562 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 590 SdHoareTripleChecker+Valid, 2028 SdHoareTripleChecker+Invalid, 1803 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 1562 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:26,764 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [590 Valid, 2028 Invalid, 1803 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 1562 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:44:26,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4677 states. [2022-02-10 23:44:26,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4677 to 2573. [2022-02-10 23:44:26,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2573 states, 2560 states have (on average 1.923828125) internal successors, (4925), 2572 states have internal predecessors, (4925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:26,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2573 states and 4925 transitions. [2022-02-10 23:44:26,794 INFO L78 Accepts]: Start accepts. Automaton has 2573 states and 4925 transitions. Word has length 126 [2022-02-10 23:44:26,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:26,794 INFO L470 AbstractCegarLoop]: Abstraction has 2573 states and 4925 transitions. [2022-02-10 23:44:26,794 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:26,794 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4925 transitions. [2022-02-10 23:44:26,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:26,795 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:26,795 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:26,795 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-02-10 23:44:26,795 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:26,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:26,796 INFO L85 PathProgramCache]: Analyzing trace with hash -1632402908, now seen corresponding path program 35 times [2022-02-10 23:44:26,796 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:26,796 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473238772] [2022-02-10 23:44:26,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:26,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:26,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:26,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:26,982 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:26,982 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473238772] [2022-02-10 23:44:26,982 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1473238772] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:26,982 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:26,982 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:26,982 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257347243] [2022-02-10 23:44:26,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:26,983 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:26,983 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:26,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:26,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:26,983 INFO L87 Difference]: Start difference. First operand 2573 states and 4925 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:27,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:27,997 INFO L93 Difference]: Finished difference Result 4644 states and 8956 transitions. [2022-02-10 23:44:27,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:44:27,998 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:27,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:28,003 INFO L225 Difference]: With dead ends: 4644 [2022-02-10 23:44:28,003 INFO L226 Difference]: Without dead ends: 4644 [2022-02-10 23:44:28,003 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 226 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=200, Invalid=856, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:44:28,004 INFO L934 BasicCegarLoop]: 279 mSDtfsCounter, 529 mSDsluCounter, 1787 mSDsCounter, 0 mSdLazyCounter, 1645 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 529 SdHoareTripleChecker+Valid, 2064 SdHoareTripleChecker+Invalid, 1868 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 1645 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:28,004 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [529 Valid, 2064 Invalid, 1868 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 1645 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:44:28,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4644 states. [2022-02-10 23:44:28,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4644 to 2567. [2022-02-10 23:44:28,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:28,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-02-10 23:44:28,035 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-02-10 23:44:28,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:28,036 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-02-10 23:44:28,036 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:28,036 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-02-10 23:44:28,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:28,037 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:28,037 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:28,037 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-02-10 23:44:28,037 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:28,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:28,038 INFO L85 PathProgramCache]: Analyzing trace with hash 273582876, now seen corresponding path program 36 times [2022-02-10 23:44:28,038 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:28,038 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351923360] [2022-02-10 23:44:28,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:28,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:28,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:28,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:28,243 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:28,243 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351923360] [2022-02-10 23:44:28,243 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [351923360] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:28,243 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:28,243 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:28,243 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711316790] [2022-02-10 23:44:28,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:28,244 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:28,244 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:28,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:28,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:28,244 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:29,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:29,231 INFO L93 Difference]: Finished difference Result 4840 states and 9329 transitions. [2022-02-10 23:44:29,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:44:29,231 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:29,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:29,236 INFO L225 Difference]: With dead ends: 4840 [2022-02-10 23:44:29,236 INFO L226 Difference]: Without dead ends: 4840 [2022-02-10 23:44:29,236 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=186, Invalid=626, Unknown=0, NotChecked=0, Total=812 [2022-02-10 23:44:29,236 INFO L934 BasicCegarLoop]: 302 mSDtfsCounter, 546 mSDsluCounter, 1616 mSDsCounter, 0 mSdLazyCounter, 1508 mSolverCounterSat, 188 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 546 SdHoareTripleChecker+Valid, 1914 SdHoareTripleChecker+Invalid, 1696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 188 IncrementalHoareTripleChecker+Valid, 1508 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:29,236 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [546 Valid, 1914 Invalid, 1696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [188 Valid, 1508 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:44:29,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4840 states. [2022-02-10 23:44:29,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4840 to 2576. [2022-02-10 23:44:29,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2576 states, 2563 states have (on average 1.9239172844323058) internal successors, (4931), 2575 states have internal predecessors, (4931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:29,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 2576 states and 4931 transitions. [2022-02-10 23:44:29,263 INFO L78 Accepts]: Start accepts. Automaton has 2576 states and 4931 transitions. Word has length 126 [2022-02-10 23:44:29,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:29,263 INFO L470 AbstractCegarLoop]: Abstraction has 2576 states and 4931 transitions. [2022-02-10 23:44:29,263 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:29,263 INFO L276 IsEmpty]: Start isEmpty. Operand 2576 states and 4931 transitions. [2022-02-10 23:44:29,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:29,264 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:29,264 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:29,264 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-02-10 23:44:29,264 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:29,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:29,264 INFO L85 PathProgramCache]: Analyzing trace with hash 227658558, now seen corresponding path program 37 times [2022-02-10 23:44:29,264 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:29,265 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377103098] [2022-02-10 23:44:29,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:29,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:29,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:29,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:29,488 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:29,488 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377103098] [2022-02-10 23:44:29,488 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377103098] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:29,488 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:29,488 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:29,488 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249297850] [2022-02-10 23:44:29,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:29,488 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:29,488 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:29,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:29,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:29,489 INFO L87 Difference]: Start difference. First operand 2576 states and 4931 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:30,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:30,530 INFO L93 Difference]: Finished difference Result 4951 states and 9547 transitions. [2022-02-10 23:44:30,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:44:30,530 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:30,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:30,536 INFO L225 Difference]: With dead ends: 4951 [2022-02-10 23:44:30,536 INFO L226 Difference]: Without dead ends: 4951 [2022-02-10 23:44:30,536 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 175 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=205, Invalid=725, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:44:30,537 INFO L934 BasicCegarLoop]: 301 mSDtfsCounter, 711 mSDsluCounter, 1666 mSDsCounter, 0 mSdLazyCounter, 1540 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 711 SdHoareTripleChecker+Valid, 1963 SdHoareTripleChecker+Invalid, 1803 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 1540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:30,537 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [711 Valid, 1963 Invalid, 1803 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 1540 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:44:30,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4951 states. [2022-02-10 23:44:30,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4951 to 2578. [2022-02-10 23:44:30,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2578 states, 2565 states have (on average 1.9239766081871346) internal successors, (4935), 2577 states have internal predecessors, (4935), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:30,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 2578 states and 4935 transitions. [2022-02-10 23:44:30,583 INFO L78 Accepts]: Start accepts. Automaton has 2578 states and 4935 transitions. Word has length 126 [2022-02-10 23:44:30,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:30,583 INFO L470 AbstractCegarLoop]: Abstraction has 2578 states and 4935 transitions. [2022-02-10 23:44:30,584 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:30,584 INFO L276 IsEmpty]: Start isEmpty. Operand 2578 states and 4935 transitions. [2022-02-10 23:44:30,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:30,584 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:30,584 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:30,584 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-02-10 23:44:30,585 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:30,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:30,585 INFO L85 PathProgramCache]: Analyzing trace with hash -236759968, now seen corresponding path program 38 times [2022-02-10 23:44:30,585 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:30,585 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802294127] [2022-02-10 23:44:30,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:30,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:30,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:30,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:30,759 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:30,759 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802294127] [2022-02-10 23:44:30,759 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802294127] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:30,759 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:30,759 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:30,759 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518537605] [2022-02-10 23:44:30,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:30,760 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:30,760 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:30,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:30,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:30,760 INFO L87 Difference]: Start difference. First operand 2578 states and 4935 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:31,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:31,963 INFO L93 Difference]: Finished difference Result 4934 states and 9517 transitions. [2022-02-10 23:44:31,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:44:31,964 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:31,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:31,970 INFO L225 Difference]: With dead ends: 4934 [2022-02-10 23:44:31,970 INFO L226 Difference]: Without dead ends: 4934 [2022-02-10 23:44:31,971 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=215, Invalid=777, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:44:31,971 INFO L934 BasicCegarLoop]: 308 mSDtfsCounter, 670 mSDsluCounter, 1903 mSDsCounter, 0 mSdLazyCounter, 1843 mSolverCounterSat, 255 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 670 SdHoareTripleChecker+Valid, 2208 SdHoareTripleChecker+Invalid, 2098 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 255 IncrementalHoareTripleChecker+Valid, 1843 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:31,971 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [670 Valid, 2208 Invalid, 2098 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [255 Valid, 1843 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:44:31,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4934 states. [2022-02-10 23:44:31,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4934 to 2572. [2022-02-10 23:44:32,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2572 states, 2559 states have (on average 1.9237983587338805) internal successors, (4923), 2571 states have internal predecessors, (4923), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:32,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 2572 states and 4923 transitions. [2022-02-10 23:44:32,003 INFO L78 Accepts]: Start accepts. Automaton has 2572 states and 4923 transitions. Word has length 126 [2022-02-10 23:44:32,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:32,003 INFO L470 AbstractCegarLoop]: Abstraction has 2572 states and 4923 transitions. [2022-02-10 23:44:32,003 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:32,003 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 4923 transitions. [2022-02-10 23:44:32,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:32,004 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:32,004 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:32,004 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-02-10 23:44:32,005 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:32,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:32,005 INFO L85 PathProgramCache]: Analyzing trace with hash -933417700, now seen corresponding path program 39 times [2022-02-10 23:44:32,005 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:32,005 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711470115] [2022-02-10 23:44:32,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:32,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:32,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:32,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:32,228 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:32,228 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711470115] [2022-02-10 23:44:32,228 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1711470115] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:32,228 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:32,228 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:32,228 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552638573] [2022-02-10 23:44:32,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:32,229 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:32,229 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:32,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:32,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:32,229 INFO L87 Difference]: Start difference. First operand 2572 states and 4923 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:33,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:33,400 INFO L93 Difference]: Finished difference Result 4814 states and 9279 transitions. [2022-02-10 23:44:33,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:44:33,400 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:33,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:33,405 INFO L225 Difference]: With dead ends: 4814 [2022-02-10 23:44:33,405 INFO L226 Difference]: Without dead ends: 4814 [2022-02-10 23:44:33,406 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=187, Invalid=683, Unknown=0, NotChecked=0, Total=870 [2022-02-10 23:44:33,406 INFO L934 BasicCegarLoop]: 301 mSDtfsCounter, 579 mSDsluCounter, 1920 mSDsCounter, 0 mSdLazyCounter, 1788 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 579 SdHoareTripleChecker+Valid, 2217 SdHoareTripleChecker+Invalid, 1992 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 1788 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:33,406 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [579 Valid, 2217 Invalid, 1992 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 1788 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:44:33,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4814 states. [2022-02-10 23:44:33,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4814 to 2576. [2022-02-10 23:44:33,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2576 states, 2563 states have (on average 1.9239172844323058) internal successors, (4931), 2575 states have internal predecessors, (4931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:33,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 2576 states and 4931 transitions. [2022-02-10 23:44:33,435 INFO L78 Accepts]: Start accepts. Automaton has 2576 states and 4931 transitions. Word has length 126 [2022-02-10 23:44:33,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:33,435 INFO L470 AbstractCegarLoop]: Abstraction has 2576 states and 4931 transitions. [2022-02-10 23:44:33,435 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:33,435 INFO L276 IsEmpty]: Start isEmpty. Operand 2576 states and 4931 transitions. [2022-02-10 23:44:33,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:33,436 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:33,436 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:33,436 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-02-10 23:44:33,436 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:33,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:33,436 INFO L85 PathProgramCache]: Analyzing trace with hash -1397836226, now seen corresponding path program 40 times [2022-02-10 23:44:33,436 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:33,436 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304110640] [2022-02-10 23:44:33,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:33,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:33,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:33,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:33,632 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:33,632 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304110640] [2022-02-10 23:44:33,632 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [304110640] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:33,632 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:33,632 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:33,633 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900532539] [2022-02-10 23:44:33,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:33,633 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:33,633 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:33,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:33,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:33,633 INFO L87 Difference]: Start difference. First operand 2576 states and 4931 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:34,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:34,853 INFO L93 Difference]: Finished difference Result 4906 states and 9463 transitions. [2022-02-10 23:44:34,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:44:34,853 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:34,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:34,858 INFO L225 Difference]: With dead ends: 4906 [2022-02-10 23:44:34,858 INFO L226 Difference]: Without dead ends: 4906 [2022-02-10 23:44:34,859 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 181 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=196, Invalid=734, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:44:34,859 INFO L934 BasicCegarLoop]: 308 mSDtfsCounter, 598 mSDsluCounter, 2062 mSDsCounter, 0 mSdLazyCounter, 2015 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 598 SdHoareTripleChecker+Valid, 2366 SdHoareTripleChecker+Invalid, 2234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 2015 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:34,859 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [598 Valid, 2366 Invalid, 2234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 2015 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:44:34,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4906 states. [2022-02-10 23:44:34,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4906 to 2574. [2022-02-10 23:44:34,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2574 states, 2561 states have (on average 1.9238578680203047) internal successors, (4927), 2573 states have internal predecessors, (4927), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:34,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 2574 states and 4927 transitions. [2022-02-10 23:44:34,894 INFO L78 Accepts]: Start accepts. Automaton has 2574 states and 4927 transitions. Word has length 126 [2022-02-10 23:44:34,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:34,894 INFO L470 AbstractCegarLoop]: Abstraction has 2574 states and 4927 transitions. [2022-02-10 23:44:34,894 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:34,894 INFO L276 IsEmpty]: Start isEmpty. Operand 2574 states and 4927 transitions. [2022-02-10 23:44:34,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:34,895 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:34,895 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:34,896 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-02-10 23:44:34,896 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:34,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:34,896 INFO L85 PathProgramCache]: Analyzing trace with hash -1564385508, now seen corresponding path program 41 times [2022-02-10 23:44:34,896 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:34,896 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673157632] [2022-02-10 23:44:34,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:34,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:34,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:35,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:35,102 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:35,103 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673157632] [2022-02-10 23:44:35,103 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673157632] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:35,103 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:35,103 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:35,103 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743342416] [2022-02-10 23:44:35,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:35,103 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:35,103 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:35,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:35,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:35,104 INFO L87 Difference]: Start difference. First operand 2574 states and 4927 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:36,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:36,270 INFO L93 Difference]: Finished difference Result 4970 states and 9587 transitions. [2022-02-10 23:44:36,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:44:36,271 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:36,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:36,277 INFO L225 Difference]: With dead ends: 4970 [2022-02-10 23:44:36,277 INFO L226 Difference]: Without dead ends: 4970 [2022-02-10 23:44:36,277 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 183 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=194, Invalid=736, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:44:36,278 INFO L934 BasicCegarLoop]: 316 mSDtfsCounter, 629 mSDsluCounter, 1860 mSDsCounter, 0 mSdLazyCounter, 1864 mSolverCounterSat, 240 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 629 SdHoareTripleChecker+Valid, 2172 SdHoareTripleChecker+Invalid, 2104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 240 IncrementalHoareTripleChecker+Valid, 1864 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:36,278 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [629 Valid, 2172 Invalid, 2104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [240 Valid, 1864 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:44:36,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4970 states. [2022-02-10 23:44:36,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4970 to 2568. [2022-02-10 23:44:36,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2568 states, 2555 states have (on average 1.923679060665362) internal successors, (4915), 2567 states have internal predecessors, (4915), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:36,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2568 states to 2568 states and 4915 transitions. [2022-02-10 23:44:36,311 INFO L78 Accepts]: Start accepts. Automaton has 2568 states and 4915 transitions. Word has length 126 [2022-02-10 23:44:36,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:36,311 INFO L470 AbstractCegarLoop]: Abstraction has 2568 states and 4915 transitions. [2022-02-10 23:44:36,311 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:36,311 INFO L276 IsEmpty]: Start isEmpty. Operand 2568 states and 4915 transitions. [2022-02-10 23:44:36,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:36,312 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:36,312 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:36,312 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-02-10 23:44:36,312 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:36,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:36,312 INFO L85 PathProgramCache]: Analyzing trace with hash -2124162578, now seen corresponding path program 42 times [2022-02-10 23:44:36,313 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:36,313 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210285665] [2022-02-10 23:44:36,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:36,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:36,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:36,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:36,508 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:36,508 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210285665] [2022-02-10 23:44:36,508 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [210285665] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:36,508 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:36,508 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:36,508 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587481326] [2022-02-10 23:44:36,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:36,509 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:36,509 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:36,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:36,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:36,509 INFO L87 Difference]: Start difference. First operand 2568 states and 4915 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:37,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:37,400 INFO L93 Difference]: Finished difference Result 4731 states and 9116 transitions. [2022-02-10 23:44:37,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-10 23:44:37,400 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:37,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:37,405 INFO L225 Difference]: With dead ends: 4731 [2022-02-10 23:44:37,405 INFO L226 Difference]: Without dead ends: 4731 [2022-02-10 23:44:37,405 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=137, Invalid=463, Unknown=0, NotChecked=0, Total=600 [2022-02-10 23:44:37,406 INFO L934 BasicCegarLoop]: 296 mSDtfsCounter, 515 mSDsluCounter, 1475 mSDsCounter, 0 mSdLazyCounter, 1365 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 515 SdHoareTripleChecker+Valid, 1767 SdHoareTripleChecker+Invalid, 1540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 1365 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:37,406 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [515 Valid, 1767 Invalid, 1540 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1365 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:44:37,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4731 states. [2022-02-10 23:44:37,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4731 to 2569. [2022-02-10 23:44:37,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2569 states, 2556 states have (on average 1.9237089201877935) internal successors, (4917), 2568 states have internal predecessors, (4917), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:37,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 2569 states and 4917 transitions. [2022-02-10 23:44:37,433 INFO L78 Accepts]: Start accepts. Automaton has 2569 states and 4917 transitions. Word has length 126 [2022-02-10 23:44:37,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:37,433 INFO L470 AbstractCegarLoop]: Abstraction has 2569 states and 4917 transitions. [2022-02-10 23:44:37,433 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:37,434 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 4917 transitions. [2022-02-10 23:44:37,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:37,435 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:37,435 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:37,435 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-02-10 23:44:37,435 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:37,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:37,435 INFO L85 PathProgramCache]: Analyzing trace with hash -15384968, now seen corresponding path program 43 times [2022-02-10 23:44:37,436 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:37,436 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529056807] [2022-02-10 23:44:37,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:37,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:37,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:37,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:37,619 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:37,619 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1529056807] [2022-02-10 23:44:37,620 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1529056807] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:37,620 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:37,620 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:37,620 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786175075] [2022-02-10 23:44:37,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:37,620 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:37,620 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:37,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:37,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:37,620 INFO L87 Difference]: Start difference. First operand 2569 states and 4917 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:38,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:38,600 INFO L93 Difference]: Finished difference Result 4877 states and 9402 transitions. [2022-02-10 23:44:38,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-10 23:44:38,600 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:38,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:38,606 INFO L225 Difference]: With dead ends: 4877 [2022-02-10 23:44:38,606 INFO L226 Difference]: Without dead ends: 4877 [2022-02-10 23:44:38,607 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=169, Invalid=587, Unknown=0, NotChecked=0, Total=756 [2022-02-10 23:44:38,607 INFO L934 BasicCegarLoop]: 304 mSDtfsCounter, 536 mSDsluCounter, 1721 mSDsCounter, 0 mSdLazyCounter, 1575 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 536 SdHoareTripleChecker+Valid, 2021 SdHoareTripleChecker+Invalid, 1755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 1575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:38,607 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [536 Valid, 2021 Invalid, 1755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 1575 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:44:38,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4877 states. [2022-02-10 23:44:38,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4877 to 2573. [2022-02-10 23:44:38,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2573 states, 2560 states have (on average 1.923828125) internal successors, (4925), 2572 states have internal predecessors, (4925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:38,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2573 states and 4925 transitions. [2022-02-10 23:44:38,651 INFO L78 Accepts]: Start accepts. Automaton has 2573 states and 4925 transitions. Word has length 126 [2022-02-10 23:44:38,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:38,651 INFO L470 AbstractCegarLoop]: Abstraction has 2573 states and 4925 transitions. [2022-02-10 23:44:38,651 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:38,651 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4925 transitions. [2022-02-10 23:44:38,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:38,652 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:38,652 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:38,652 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-02-10 23:44:38,652 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:38,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:38,652 INFO L85 PathProgramCache]: Analyzing trace with hash -1896098372, now seen corresponding path program 44 times [2022-02-10 23:44:38,652 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:38,653 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57541374] [2022-02-10 23:44:38,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:38,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:38,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:38,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:38,850 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:38,850 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57541374] [2022-02-10 23:44:38,850 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [57541374] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:38,850 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:38,850 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:38,850 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244227804] [2022-02-10 23:44:38,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:38,851 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:38,851 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:38,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:38,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:38,851 INFO L87 Difference]: Start difference. First operand 2573 states and 4925 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:40,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:40,003 INFO L93 Difference]: Finished difference Result 4835 states and 9320 transitions. [2022-02-10 23:44:40,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:44:40,004 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:40,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:40,009 INFO L225 Difference]: With dead ends: 4835 [2022-02-10 23:44:40,009 INFO L226 Difference]: Without dead ends: 4835 [2022-02-10 23:44:40,010 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=186, Invalid=684, Unknown=0, NotChecked=0, Total=870 [2022-02-10 23:44:40,010 INFO L934 BasicCegarLoop]: 303 mSDtfsCounter, 594 mSDsluCounter, 1945 mSDsCounter, 0 mSdLazyCounter, 1842 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 594 SdHoareTripleChecker+Valid, 2244 SdHoareTripleChecker+Invalid, 2055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 1842 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:40,010 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [594 Valid, 2244 Invalid, 2055 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 1842 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:44:40,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4835 states. [2022-02-10 23:44:40,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4835 to 2575. [2022-02-10 23:44:40,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2575 states, 2562 states have (on average 1.923887587822014) internal successors, (4929), 2574 states have internal predecessors, (4929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:40,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 4929 transitions. [2022-02-10 23:44:40,052 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 4929 transitions. Word has length 126 [2022-02-10 23:44:40,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:40,052 INFO L470 AbstractCegarLoop]: Abstraction has 2575 states and 4929 transitions. [2022-02-10 23:44:40,052 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:40,053 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 4929 transitions. [2022-02-10 23:44:40,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:40,054 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:40,054 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:40,054 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-02-10 23:44:40,054 INFO L402 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:40,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:40,054 INFO L85 PathProgramCache]: Analyzing trace with hash 1934450398, now seen corresponding path program 45 times [2022-02-10 23:44:40,054 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:40,055 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303097421] [2022-02-10 23:44:40,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:40,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:40,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:40,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:40,262 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:40,262 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303097421] [2022-02-10 23:44:40,262 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1303097421] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:40,262 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:40,262 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:40,262 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301816865] [2022-02-10 23:44:40,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:40,263 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:40,263 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:40,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:40,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:40,263 INFO L87 Difference]: Start difference. First operand 2575 states and 4929 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:41,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:41,373 INFO L93 Difference]: Finished difference Result 4818 states and 9290 transitions. [2022-02-10 23:44:41,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:44:41,373 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:41,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:41,378 INFO L225 Difference]: With dead ends: 4818 [2022-02-10 23:44:41,378 INFO L226 Difference]: Without dead ends: 4818 [2022-02-10 23:44:41,379 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=194, Invalid=736, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:44:41,379 INFO L934 BasicCegarLoop]: 310 mSDtfsCounter, 590 mSDsluCounter, 1825 mSDsCounter, 0 mSdLazyCounter, 1744 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 590 SdHoareTripleChecker+Valid, 2131 SdHoareTripleChecker+Invalid, 1973 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 1744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:41,379 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [590 Valid, 2131 Invalid, 1973 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 1744 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:44:41,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4818 states. [2022-02-10 23:44:41,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4818 to 2567. [2022-02-10 23:44:41,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:41,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-02-10 23:44:41,406 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-02-10 23:44:41,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:41,406 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-02-10 23:44:41,406 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:41,406 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-02-10 23:44:41,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:41,407 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:41,407 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:41,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-02-10 23:44:41,407 INFO L402 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:41,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:41,407 INFO L85 PathProgramCache]: Analyzing trace with hash 630322972, now seen corresponding path program 46 times [2022-02-10 23:44:41,407 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:41,408 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232383824] [2022-02-10 23:44:41,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:41,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:41,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:41,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:41,595 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:41,595 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232383824] [2022-02-10 23:44:41,595 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1232383824] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:41,595 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:41,595 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:41,595 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476510764] [2022-02-10 23:44:41,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:41,595 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:41,595 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:41,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:41,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:41,596 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:42,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:42,436 INFO L93 Difference]: Finished difference Result 4710 states and 9075 transitions. [2022-02-10 23:44:42,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:44:42,437 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:42,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:42,442 INFO L225 Difference]: With dead ends: 4710 [2022-02-10 23:44:42,442 INFO L226 Difference]: Without dead ends: 4710 [2022-02-10 23:44:42,442 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=117, Invalid=345, Unknown=0, NotChecked=0, Total=462 [2022-02-10 23:44:42,442 INFO L934 BasicCegarLoop]: 330 mSDtfsCounter, 618 mSDsluCounter, 1328 mSDsCounter, 0 mSdLazyCounter, 1281 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 618 SdHoareTripleChecker+Valid, 1655 SdHoareTripleChecker+Invalid, 1487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 1281 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:42,442 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [618 Valid, 1655 Invalid, 1487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 1281 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:44:42,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4710 states. [2022-02-10 23:44:42,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4710 to 2567. [2022-02-10 23:44:42,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:42,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-02-10 23:44:42,469 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-02-10 23:44:42,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:42,470 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-02-10 23:44:42,470 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:42,470 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-02-10 23:44:42,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:42,471 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:42,471 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:42,471 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-02-10 23:44:42,471 INFO L402 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:42,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:42,471 INFO L85 PathProgramCache]: Analyzing trace with hash 1790075060, now seen corresponding path program 47 times [2022-02-10 23:44:42,471 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:42,471 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760196761] [2022-02-10 23:44:42,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:42,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:42,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:42,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:42,670 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:42,670 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760196761] [2022-02-10 23:44:42,670 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [760196761] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:42,670 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:42,670 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:42,670 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882712638] [2022-02-10 23:44:42,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:42,670 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:42,670 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:42,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:42,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:42,671 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:43,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:43,808 INFO L93 Difference]: Finished difference Result 4765 states and 9184 transitions. [2022-02-10 23:44:43,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-10 23:44:43,808 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:43,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:43,814 INFO L225 Difference]: With dead ends: 4765 [2022-02-10 23:44:43,814 INFO L226 Difference]: Without dead ends: 4765 [2022-02-10 23:44:43,814 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=132, Invalid=420, Unknown=0, NotChecked=0, Total=552 [2022-02-10 23:44:43,814 INFO L934 BasicCegarLoop]: 331 mSDtfsCounter, 566 mSDsluCounter, 2011 mSDsCounter, 0 mSdLazyCounter, 1931 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 566 SdHoareTripleChecker+Valid, 2338 SdHoareTripleChecker+Invalid, 2121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 1931 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:43,814 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [566 Valid, 2338 Invalid, 2121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 1931 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:44:43,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4765 states. [2022-02-10 23:44:43,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4765 to 2568. [2022-02-10 23:44:43,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2568 states, 2555 states have (on average 1.923679060665362) internal successors, (4915), 2567 states have internal predecessors, (4915), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:43,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2568 states to 2568 states and 4915 transitions. [2022-02-10 23:44:43,841 INFO L78 Accepts]: Start accepts. Automaton has 2568 states and 4915 transitions. Word has length 126 [2022-02-10 23:44:43,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:43,841 INFO L470 AbstractCegarLoop]: Abstraction has 2568 states and 4915 transitions. [2022-02-10 23:44:43,841 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:43,842 INFO L276 IsEmpty]: Start isEmpty. Operand 2568 states and 4915 transitions. [2022-02-10 23:44:43,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:43,842 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:43,842 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:43,842 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-02-10 23:44:43,842 INFO L402 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:43,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:43,843 INFO L85 PathProgramCache]: Analyzing trace with hash -396114626, now seen corresponding path program 48 times [2022-02-10 23:44:43,843 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:43,843 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131444538] [2022-02-10 23:44:43,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:43,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:43,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:44,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:44,047 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:44,047 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131444538] [2022-02-10 23:44:44,047 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131444538] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:44,047 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:44,047 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:44,048 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997680252] [2022-02-10 23:44:44,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:44,048 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:44,048 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:44,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:44,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:44,048 INFO L87 Difference]: Start difference. First operand 2568 states and 4915 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:45,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:45,212 INFO L93 Difference]: Finished difference Result 4868 states and 9385 transitions. [2022-02-10 23:44:45,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-10 23:44:45,213 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:45,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:45,217 INFO L225 Difference]: With dead ends: 4868 [2022-02-10 23:44:45,217 INFO L226 Difference]: Without dead ends: 4868 [2022-02-10 23:44:45,217 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=164, Invalid=538, Unknown=0, NotChecked=0, Total=702 [2022-02-10 23:44:45,218 INFO L934 BasicCegarLoop]: 338 mSDtfsCounter, 646 mSDsluCounter, 2000 mSDsCounter, 0 mSdLazyCounter, 1895 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 646 SdHoareTripleChecker+Valid, 2334 SdHoareTripleChecker+Invalid, 2107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 1895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:45,218 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [646 Valid, 2334 Invalid, 2107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 1895 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:44:45,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4868 states. [2022-02-10 23:44:45,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4868 to 2572. [2022-02-10 23:44:45,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2572 states, 2559 states have (on average 1.9237983587338805) internal successors, (4923), 2571 states have internal predecessors, (4923), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:45,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 2572 states and 4923 transitions. [2022-02-10 23:44:45,252 INFO L78 Accepts]: Start accepts. Automaton has 2572 states and 4923 transitions. Word has length 126 [2022-02-10 23:44:45,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:45,252 INFO L470 AbstractCegarLoop]: Abstraction has 2572 states and 4923 transitions. [2022-02-10 23:44:45,252 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:45,253 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 4923 transitions. [2022-02-10 23:44:45,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:45,253 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:45,254 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:45,254 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-02-10 23:44:45,254 INFO L402 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:45,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:45,254 INFO L85 PathProgramCache]: Analyzing trace with hash 2018139266, now seen corresponding path program 49 times [2022-02-10 23:44:45,254 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:45,254 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452544916] [2022-02-10 23:44:45,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:45,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:45,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:45,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:45,428 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:45,428 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452544916] [2022-02-10 23:44:45,428 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1452544916] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:45,428 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:45,428 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:45,428 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095695193] [2022-02-10 23:44:45,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:45,429 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:45,429 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:45,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:45,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:45,429 INFO L87 Difference]: Start difference. First operand 2572 states and 4923 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:46,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:46,554 INFO L93 Difference]: Finished difference Result 4826 states and 9303 transitions. [2022-02-10 23:44:46,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:44:46,555 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:46,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:46,574 INFO L225 Difference]: With dead ends: 4826 [2022-02-10 23:44:46,574 INFO L226 Difference]: Without dead ends: 4826 [2022-02-10 23:44:46,574 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=182, Invalid=630, Unknown=0, NotChecked=0, Total=812 [2022-02-10 23:44:46,574 INFO L934 BasicCegarLoop]: 337 mSDtfsCounter, 599 mSDsluCounter, 1799 mSDsCounter, 0 mSdLazyCounter, 1791 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 599 SdHoareTripleChecker+Valid, 2132 SdHoareTripleChecker+Invalid, 2009 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 1791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:46,574 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [599 Valid, 2132 Invalid, 2009 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 1791 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:44:46,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4826 states. [2022-02-10 23:44:46,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4826 to 2574. [2022-02-10 23:44:46,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2574 states, 2561 states have (on average 1.9238578680203047) internal successors, (4927), 2573 states have internal predecessors, (4927), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:46,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 2574 states and 4927 transitions. [2022-02-10 23:44:46,599 INFO L78 Accepts]: Start accepts. Automaton has 2574 states and 4927 transitions. Word has length 126 [2022-02-10 23:44:46,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:46,599 INFO L470 AbstractCegarLoop]: Abstraction has 2574 states and 4927 transitions. [2022-02-10 23:44:46,599 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:46,599 INFO L276 IsEmpty]: Start isEmpty. Operand 2574 states and 4927 transitions. [2022-02-10 23:44:46,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:46,600 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:46,600 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:46,600 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-02-10 23:44:46,600 INFO L402 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:46,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:46,600 INFO L85 PathProgramCache]: Analyzing trace with hash 1553720740, now seen corresponding path program 50 times [2022-02-10 23:44:46,601 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:46,601 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639373203] [2022-02-10 23:44:46,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:46,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:46,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:46,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:46,819 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:46,819 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639373203] [2022-02-10 23:44:46,819 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639373203] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:46,819 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:46,819 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:46,819 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053609170] [2022-02-10 23:44:46,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:46,820 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:46,820 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:46,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:46,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:46,820 INFO L87 Difference]: Start difference. First operand 2574 states and 4927 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:48,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:48,250 INFO L93 Difference]: Finished difference Result 4809 states and 9273 transitions. [2022-02-10 23:44:48,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:44:48,251 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:48,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:48,274 INFO L225 Difference]: With dead ends: 4809 [2022-02-10 23:44:48,275 INFO L226 Difference]: Without dead ends: 4809 [2022-02-10 23:44:48,275 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=191, Invalid=679, Unknown=0, NotChecked=0, Total=870 [2022-02-10 23:44:48,275 INFO L934 BasicCegarLoop]: 344 mSDtfsCounter, 563 mSDsluCounter, 2491 mSDsCounter, 0 mSdLazyCounter, 2505 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 563 SdHoareTripleChecker+Valid, 2830 SdHoareTripleChecker+Invalid, 2695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 2505 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:48,275 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [563 Valid, 2830 Invalid, 2695 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 2505 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:44:48,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4809 states. [2022-02-10 23:44:48,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4809 to 2567. [2022-02-10 23:44:48,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:48,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-02-10 23:44:48,305 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-02-10 23:44:48,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:48,305 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-02-10 23:44:48,306 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:48,306 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-02-10 23:44:48,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:48,306 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:48,306 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:48,307 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-02-10 23:44:48,307 INFO L402 AbstractCegarLoop]: === Iteration 61 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:48,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:48,307 INFO L85 PathProgramCache]: Analyzing trace with hash -1951021828, now seen corresponding path program 51 times [2022-02-10 23:44:48,307 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:48,307 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214537359] [2022-02-10 23:44:48,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:48,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:48,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:48,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:48,489 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:48,490 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214537359] [2022-02-10 23:44:48,490 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214537359] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:48,490 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:48,490 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:48,490 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500431986] [2022-02-10 23:44:48,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:48,490 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:48,490 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:48,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:48,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:48,491 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:49,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:49,577 INFO L93 Difference]: Finished difference Result 4795 states and 9238 transitions. [2022-02-10 23:44:49,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:44:49,577 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:49,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:49,582 INFO L225 Difference]: With dead ends: 4795 [2022-02-10 23:44:49,583 INFO L226 Difference]: Without dead ends: 4795 [2022-02-10 23:44:49,583 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=191, Invalid=679, Unknown=0, NotChecked=0, Total=870 [2022-02-10 23:44:49,583 INFO L934 BasicCegarLoop]: 277 mSDtfsCounter, 500 mSDsluCounter, 2059 mSDsCounter, 0 mSdLazyCounter, 1831 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 500 SdHoareTripleChecker+Valid, 2333 SdHoareTripleChecker+Invalid, 2010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 1831 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:49,583 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [500 Valid, 2333 Invalid, 2010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 1831 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:44:49,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4795 states. [2022-02-10 23:44:49,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4795 to 2575. [2022-02-10 23:44:49,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2575 states, 2562 states have (on average 1.923887587822014) internal successors, (4929), 2574 states have internal predecessors, (4929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:49,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 4929 transitions. [2022-02-10 23:44:49,612 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 4929 transitions. Word has length 126 [2022-02-10 23:44:49,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:49,612 INFO L470 AbstractCegarLoop]: Abstraction has 2575 states and 4929 transitions. [2022-02-10 23:44:49,612 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:49,612 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 4929 transitions. [2022-02-10 23:44:49,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:49,613 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:49,613 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:49,613 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-02-10 23:44:49,613 INFO L402 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:49,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:49,613 INFO L85 PathProgramCache]: Analyzing trace with hash -1996946146, now seen corresponding path program 52 times [2022-02-10 23:44:49,613 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:49,614 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340860717] [2022-02-10 23:44:49,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:49,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:49,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:49,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:49,797 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:49,797 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340860717] [2022-02-10 23:44:49,797 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340860717] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:49,797 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:49,797 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:49,797 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977101470] [2022-02-10 23:44:49,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:49,798 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:49,798 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:49,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:49,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:49,798 INFO L87 Difference]: Start difference. First operand 2575 states and 4929 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:50,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:50,720 INFO L93 Difference]: Finished difference Result 4906 states and 9456 transitions. [2022-02-10 23:44:50,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:44:50,720 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:50,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:50,726 INFO L225 Difference]: With dead ends: 4906 [2022-02-10 23:44:50,726 INFO L226 Difference]: Without dead ends: 4906 [2022-02-10 23:44:50,727 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 195 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=209, Invalid=783, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:44:50,727 INFO L934 BasicCegarLoop]: 276 mSDtfsCounter, 612 mSDsluCounter, 1510 mSDsCounter, 0 mSdLazyCounter, 1354 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 612 SdHoareTripleChecker+Valid, 1783 SdHoareTripleChecker+Invalid, 1588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 1354 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:50,727 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [612 Valid, 1783 Invalid, 1588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 1354 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:44:50,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4906 states. [2022-02-10 23:44:50,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4906 to 2577. [2022-02-10 23:44:50,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2577 states, 2564 states have (on average 1.923946957878315) internal successors, (4933), 2576 states have internal predecessors, (4933), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:50,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2577 states and 4933 transitions. [2022-02-10 23:44:50,759 INFO L78 Accepts]: Start accepts. Automaton has 2577 states and 4933 transitions. Word has length 126 [2022-02-10 23:44:50,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:50,759 INFO L470 AbstractCegarLoop]: Abstraction has 2577 states and 4933 transitions. [2022-02-10 23:44:50,759 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:50,759 INFO L276 IsEmpty]: Start isEmpty. Operand 2577 states and 4933 transitions. [2022-02-10 23:44:50,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:50,760 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:50,760 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:50,760 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-02-10 23:44:50,761 INFO L402 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:50,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:50,761 INFO L85 PathProgramCache]: Analyzing trace with hash 1833602624, now seen corresponding path program 53 times [2022-02-10 23:44:50,761 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:50,761 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766832744] [2022-02-10 23:44:50,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:50,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:50,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:50,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:50,936 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:50,936 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766832744] [2022-02-10 23:44:50,936 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766832744] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:50,936 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:50,936 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:50,936 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687395226] [2022-02-10 23:44:50,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:50,936 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:50,936 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:50,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:50,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:50,937 INFO L87 Difference]: Start difference. First operand 2577 states and 4933 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:52,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:52,118 INFO L93 Difference]: Finished difference Result 4889 states and 9426 transitions. [2022-02-10 23:44:52,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:44:52,118 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:52,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:52,123 INFO L225 Difference]: With dead ends: 4889 [2022-02-10 23:44:52,123 INFO L226 Difference]: Without dead ends: 4889 [2022-02-10 23:44:52,124 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=218, Invalid=838, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:44:52,124 INFO L934 BasicCegarLoop]: 283 mSDtfsCounter, 521 mSDsluCounter, 2101 mSDsCounter, 0 mSdLazyCounter, 1959 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 521 SdHoareTripleChecker+Valid, 2381 SdHoareTripleChecker+Invalid, 2153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 1959 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:52,124 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [521 Valid, 2381 Invalid, 2153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 1959 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:44:52,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4889 states. [2022-02-10 23:44:52,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4889 to 2571. [2022-02-10 23:44:52,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2571 states, 2558 states have (on average 1.9237685691946833) internal successors, (4921), 2570 states have internal predecessors, (4921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:52,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 2571 states and 4921 transitions. [2022-02-10 23:44:52,153 INFO L78 Accepts]: Start accepts. Automaton has 2571 states and 4921 transitions. Word has length 126 [2022-02-10 23:44:52,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:52,153 INFO L470 AbstractCegarLoop]: Abstraction has 2571 states and 4921 transitions. [2022-02-10 23:44:52,153 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:52,153 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 4921 transitions. [2022-02-10 23:44:52,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:52,154 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:52,154 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:52,154 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-02-10 23:44:52,154 INFO L402 AbstractCegarLoop]: === Iteration 64 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:52,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:52,155 INFO L85 PathProgramCache]: Analyzing trace with hash 1136944892, now seen corresponding path program 54 times [2022-02-10 23:44:52,155 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:52,155 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734744925] [2022-02-10 23:44:52,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:52,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:52,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:52,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:52,346 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:52,346 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734744925] [2022-02-10 23:44:52,346 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734744925] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:52,346 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:52,346 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:52,347 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146945721] [2022-02-10 23:44:52,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:52,347 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:52,347 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:52,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:52,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:52,348 INFO L87 Difference]: Start difference. First operand 2571 states and 4921 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:53,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:53,442 INFO L93 Difference]: Finished difference Result 4769 states and 9188 transitions. [2022-02-10 23:44:53,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:44:53,442 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:53,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:53,447 INFO L225 Difference]: With dead ends: 4769 [2022-02-10 23:44:53,447 INFO L226 Difference]: Without dead ends: 4769 [2022-02-10 23:44:53,448 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=190, Invalid=740, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:44:53,448 INFO L934 BasicCegarLoop]: 277 mSDtfsCounter, 489 mSDsluCounter, 1874 mSDsCounter, 0 mSdLazyCounter, 1701 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 489 SdHoareTripleChecker+Valid, 2148 SdHoareTripleChecker+Invalid, 1879 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 1701 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:53,448 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [489 Valid, 2148 Invalid, 1879 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 1701 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:44:53,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4769 states. [2022-02-10 23:44:53,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4769 to 2575. [2022-02-10 23:44:53,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2575 states, 2562 states have (on average 1.923887587822014) internal successors, (4929), 2574 states have internal predecessors, (4929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:53,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 4929 transitions. [2022-02-10 23:44:53,478 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 4929 transitions. Word has length 126 [2022-02-10 23:44:53,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:53,478 INFO L470 AbstractCegarLoop]: Abstraction has 2575 states and 4929 transitions. [2022-02-10 23:44:53,478 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:53,478 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 4929 transitions. [2022-02-10 23:44:53,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:53,479 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:53,479 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:53,479 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-02-10 23:44:53,480 INFO L402 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:53,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:53,480 INFO L85 PathProgramCache]: Analyzing trace with hash 672526366, now seen corresponding path program 55 times [2022-02-10 23:44:53,480 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:53,480 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763905553] [2022-02-10 23:44:53,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:53,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:53,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:53,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:53,671 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:53,671 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763905553] [2022-02-10 23:44:53,671 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763905553] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:53,671 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:53,671 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:53,671 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157160993] [2022-02-10 23:44:53,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:53,672 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:53,672 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:53,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:53,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:53,672 INFO L87 Difference]: Start difference. First operand 2575 states and 4929 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:54,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:54,792 INFO L93 Difference]: Finished difference Result 4861 states and 9372 transitions. [2022-02-10 23:44:54,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:44:54,793 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:54,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:54,798 INFO L225 Difference]: With dead ends: 4861 [2022-02-10 23:44:54,798 INFO L226 Difference]: Without dead ends: 4861 [2022-02-10 23:44:54,798 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=198, Invalid=794, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:44:54,798 INFO L934 BasicCegarLoop]: 284 mSDtfsCounter, 611 mSDsluCounter, 1803 mSDsCounter, 0 mSdLazyCounter, 1670 mSolverCounterSat, 247 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 611 SdHoareTripleChecker+Valid, 2084 SdHoareTripleChecker+Invalid, 1917 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 247 IncrementalHoareTripleChecker+Valid, 1670 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:54,799 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [611 Valid, 2084 Invalid, 1917 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [247 Valid, 1670 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:44:54,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4861 states. [2022-02-10 23:44:54,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4861 to 2573. [2022-02-10 23:44:54,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2573 states, 2560 states have (on average 1.923828125) internal successors, (4925), 2572 states have internal predecessors, (4925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:54,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2573 states and 4925 transitions. [2022-02-10 23:44:54,825 INFO L78 Accepts]: Start accepts. Automaton has 2573 states and 4925 transitions. Word has length 126 [2022-02-10 23:44:54,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:54,825 INFO L470 AbstractCegarLoop]: Abstraction has 2573 states and 4925 transitions. [2022-02-10 23:44:54,825 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:54,825 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4925 transitions. [2022-02-10 23:44:54,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:54,826 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:54,826 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:54,826 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2022-02-10 23:44:54,826 INFO L402 AbstractCegarLoop]: === Iteration 66 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:54,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:54,827 INFO L85 PathProgramCache]: Analyzing trace with hash 505977084, now seen corresponding path program 56 times [2022-02-10 23:44:54,827 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:54,827 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269317315] [2022-02-10 23:44:54,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:54,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:54,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:54,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:54,998 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:54,998 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269317315] [2022-02-10 23:44:54,998 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1269317315] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:54,998 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:54,998 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:54,998 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2144856446] [2022-02-10 23:44:54,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:54,999 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:54,999 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:54,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:54,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:54,999 INFO L87 Difference]: Start difference. First operand 2573 states and 4925 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:56,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:56,142 INFO L93 Difference]: Finished difference Result 4925 states and 9496 transitions. [2022-02-10 23:44:56,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:44:56,142 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:56,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:56,148 INFO L225 Difference]: With dead ends: 4925 [2022-02-10 23:44:56,148 INFO L226 Difference]: Without dead ends: 4925 [2022-02-10 23:44:56,149 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=196, Invalid=796, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:44:56,149 INFO L934 BasicCegarLoop]: 292 mSDtfsCounter, 517 mSDsluCounter, 1951 mSDsCounter, 0 mSdLazyCounter, 1918 mSolverCounterSat, 203 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 517 SdHoareTripleChecker+Valid, 2240 SdHoareTripleChecker+Invalid, 2121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 203 IncrementalHoareTripleChecker+Valid, 1918 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:56,149 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [517 Valid, 2240 Invalid, 2121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [203 Valid, 1918 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:44:56,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4925 states. [2022-02-10 23:44:56,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4925 to 2567. [2022-02-10 23:44:56,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:56,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-02-10 23:44:56,191 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-02-10 23:44:56,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:56,191 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-02-10 23:44:56,192 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:56,192 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-02-10 23:44:56,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:56,192 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:56,193 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:56,193 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-02-10 23:44:56,193 INFO L402 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:56,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:56,193 INFO L85 PathProgramCache]: Analyzing trace with hash -53799986, now seen corresponding path program 57 times [2022-02-10 23:44:56,193 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:56,193 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439913923] [2022-02-10 23:44:56,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:56,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:56,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:56,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:56,364 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:56,364 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439913923] [2022-02-10 23:44:56,364 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1439913923] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:56,364 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:56,364 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:56,364 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076334812] [2022-02-10 23:44:56,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:56,364 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:56,364 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:56,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:56,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:56,365 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:57,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:57,162 INFO L93 Difference]: Finished difference Result 4662 states and 8978 transitions. [2022-02-10 23:44:57,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-10 23:44:57,163 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:57,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:57,168 INFO L225 Difference]: With dead ends: 4662 [2022-02-10 23:44:57,168 INFO L226 Difference]: Without dead ends: 4662 [2022-02-10 23:44:57,168 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=144, Invalid=506, Unknown=0, NotChecked=0, Total=650 [2022-02-10 23:44:57,168 INFO L934 BasicCegarLoop]: 271 mSDtfsCounter, 480 mSDsluCounter, 1400 mSDsCounter, 0 mSdLazyCounter, 1229 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 480 SdHoareTripleChecker+Valid, 1668 SdHoareTripleChecker+Invalid, 1399 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:57,168 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [480 Valid, 1668 Invalid, 1399 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1229 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:44:57,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4662 states. [2022-02-10 23:44:57,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4662 to 2566. [2022-02-10 23:44:57,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2566 states, 2553 states have (on average 1.9236192714453584) internal successors, (4911), 2565 states have internal predecessors, (4911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:57,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2566 states to 2566 states and 4911 transitions. [2022-02-10 23:44:57,196 INFO L78 Accepts]: Start accepts. Automaton has 2566 states and 4911 transitions. Word has length 126 [2022-02-10 23:44:57,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:57,196 INFO L470 AbstractCegarLoop]: Abstraction has 2566 states and 4911 transitions. [2022-02-10 23:44:57,196 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:57,196 INFO L276 IsEmpty]: Start isEmpty. Operand 2566 states and 4911 transitions. [2022-02-10 23:44:57,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:57,197 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:57,197 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:57,197 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-02-10 23:44:57,197 INFO L402 AbstractCegarLoop]: === Iteration 68 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:57,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:57,198 INFO L85 PathProgramCache]: Analyzing trace with hash 2054977624, now seen corresponding path program 58 times [2022-02-10 23:44:57,198 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:57,198 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102489738] [2022-02-10 23:44:57,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:57,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:57,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:57,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:57,386 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:57,386 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102489738] [2022-02-10 23:44:57,386 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2102489738] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:57,386 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:57,386 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:57,386 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850446428] [2022-02-10 23:44:57,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:57,387 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:57,387 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:57,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:57,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:57,387 INFO L87 Difference]: Start difference. First operand 2566 states and 4911 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:58,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:58,295 INFO L93 Difference]: Finished difference Result 4819 states and 9286 transitions. [2022-02-10 23:44:58,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-10 23:44:58,295 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:58,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:58,301 INFO L225 Difference]: With dead ends: 4819 [2022-02-10 23:44:58,301 INFO L226 Difference]: Without dead ends: 4819 [2022-02-10 23:44:58,301 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 145 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=176, Invalid=636, Unknown=0, NotChecked=0, Total=812 [2022-02-10 23:44:58,301 INFO L934 BasicCegarLoop]: 279 mSDtfsCounter, 568 mSDsluCounter, 1574 mSDsCounter, 0 mSdLazyCounter, 1386 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 568 SdHoareTripleChecker+Valid, 1850 SdHoareTripleChecker+Invalid, 1588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 1386 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:58,301 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [568 Valid, 1850 Invalid, 1588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 1386 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:44:58,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4819 states. [2022-02-10 23:44:58,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4819 to 2570. [2022-02-10 23:44:58,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2570 states, 2557 states have (on average 1.9237387563551036) internal successors, (4919), 2569 states have internal predecessors, (4919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:58,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 2570 states and 4919 transitions. [2022-02-10 23:44:58,340 INFO L78 Accepts]: Start accepts. Automaton has 2570 states and 4919 transitions. Word has length 126 [2022-02-10 23:44:58,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:58,340 INFO L470 AbstractCegarLoop]: Abstraction has 2570 states and 4919 transitions. [2022-02-10 23:44:58,340 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:58,340 INFO L276 IsEmpty]: Start isEmpty. Operand 2570 states and 4919 transitions. [2022-02-10 23:44:58,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:58,341 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:58,341 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:58,341 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-02-10 23:44:58,342 INFO L402 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:58,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:58,342 INFO L85 PathProgramCache]: Analyzing trace with hash 174264220, now seen corresponding path program 59 times [2022-02-10 23:44:58,342 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:58,342 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542827271] [2022-02-10 23:44:58,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:58,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:58,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:58,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:58,508 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:58,508 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542827271] [2022-02-10 23:44:58,508 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1542827271] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:58,508 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:58,508 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:58,508 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651976838] [2022-02-10 23:44:58,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:58,509 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:58,509 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:58,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:58,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:58,509 INFO L87 Difference]: Start difference. First operand 2570 states and 4919 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:59,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:59,446 INFO L93 Difference]: Finished difference Result 4777 states and 9204 transitions. [2022-02-10 23:44:59,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:44:59,446 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:44:59,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:59,451 INFO L225 Difference]: With dead ends: 4777 [2022-02-10 23:44:59,451 INFO L226 Difference]: Without dead ends: 4777 [2022-02-10 23:44:59,452 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=192, Invalid=738, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:44:59,452 INFO L934 BasicCegarLoop]: 278 mSDtfsCounter, 558 mSDsluCounter, 1559 mSDsCounter, 0 mSdLazyCounter, 1386 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 558 SdHoareTripleChecker+Valid, 1834 SdHoareTripleChecker+Invalid, 1592 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 1386 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:59,452 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [558 Valid, 1834 Invalid, 1592 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 1386 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:44:59,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4777 states. [2022-02-10 23:44:59,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4777 to 2572. [2022-02-10 23:44:59,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2572 states, 2559 states have (on average 1.9237983587338805) internal successors, (4923), 2571 states have internal predecessors, (4923), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:59,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 2572 states and 4923 transitions. [2022-02-10 23:44:59,488 INFO L78 Accepts]: Start accepts. Automaton has 2572 states and 4923 transitions. Word has length 126 [2022-02-10 23:44:59,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:59,488 INFO L470 AbstractCegarLoop]: Abstraction has 2572 states and 4923 transitions. [2022-02-10 23:44:59,489 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:59,489 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 4923 transitions. [2022-02-10 23:44:59,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:44:59,490 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:59,490 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:59,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-02-10 23:44:59,490 INFO L402 AbstractCegarLoop]: === Iteration 70 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:44:59,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:59,490 INFO L85 PathProgramCache]: Analyzing trace with hash -290154306, now seen corresponding path program 60 times [2022-02-10 23:44:59,491 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:59,491 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572673911] [2022-02-10 23:44:59,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:59,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:59,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:59,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:59,685 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:59,685 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572673911] [2022-02-10 23:44:59,685 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [572673911] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:59,686 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:59,686 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:59,686 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264763331] [2022-02-10 23:44:59,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:59,686 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:59,686 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:59,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:59,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:59,687 INFO L87 Difference]: Start difference. First operand 2572 states and 4923 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:00,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:00,789 INFO L93 Difference]: Finished difference Result 4760 states and 9174 transitions. [2022-02-10 23:45:00,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:45:00,789 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:45:00,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:00,794 INFO L225 Difference]: With dead ends: 4760 [2022-02-10 23:45:00,794 INFO L226 Difference]: Without dead ends: 4760 [2022-02-10 23:45:00,794 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 204 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=199, Invalid=793, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:45:00,794 INFO L934 BasicCegarLoop]: 285 mSDtfsCounter, 547 mSDsluCounter, 1912 mSDsCounter, 0 mSdLazyCounter, 1768 mSolverCounterSat, 222 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 547 SdHoareTripleChecker+Valid, 2194 SdHoareTripleChecker+Invalid, 1990 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 222 IncrementalHoareTripleChecker+Valid, 1768 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:00,794 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [547 Valid, 2194 Invalid, 1990 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [222 Valid, 1768 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:45:00,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4760 states. [2022-02-10 23:45:00,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4760 to 2564. [2022-02-10 23:45:00,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2564 states, 2551 states have (on average 1.9235593884751079) internal successors, (4907), 2563 states have internal predecessors, (4907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:00,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2564 states to 2564 states and 4907 transitions. [2022-02-10 23:45:00,819 INFO L78 Accepts]: Start accepts. Automaton has 2564 states and 4907 transitions. Word has length 126 [2022-02-10 23:45:00,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:00,820 INFO L470 AbstractCegarLoop]: Abstraction has 2564 states and 4907 transitions. [2022-02-10 23:45:00,820 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:00,820 INFO L276 IsEmpty]: Start isEmpty. Operand 2564 states and 4907 transitions. [2022-02-10 23:45:00,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:45:00,820 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:00,821 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:00,821 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-02-10 23:45:00,821 INFO L402 AbstractCegarLoop]: === Iteration 71 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:00,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:00,821 INFO L85 PathProgramCache]: Analyzing trace with hash -2087882818, now seen corresponding path program 61 times [2022-02-10 23:45:00,821 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:00,821 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378262758] [2022-02-10 23:45:00,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:00,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:00,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:00,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:00,984 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:00,984 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378262758] [2022-02-10 23:45:00,984 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378262758] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:00,984 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:00,984 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:00,984 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883727094] [2022-02-10 23:45:00,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:00,984 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:00,984 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:00,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:00,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:00,985 INFO L87 Difference]: Start difference. First operand 2564 states and 4907 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:01,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:01,806 INFO L93 Difference]: Finished difference Result 4751 states and 9151 transitions. [2022-02-10 23:45:01,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:45:01,807 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:45:01,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:01,812 INFO L225 Difference]: With dead ends: 4751 [2022-02-10 23:45:01,812 INFO L226 Difference]: Without dead ends: 4751 [2022-02-10 23:45:01,812 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 164 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=211, Invalid=719, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:45:01,812 INFO L934 BasicCegarLoop]: 284 mSDtfsCounter, 678 mSDsluCounter, 1332 mSDsCounter, 0 mSdLazyCounter, 1137 mSolverCounterSat, 259 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 678 SdHoareTripleChecker+Valid, 1613 SdHoareTripleChecker+Invalid, 1396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 259 IncrementalHoareTripleChecker+Valid, 1137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:01,813 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [678 Valid, 1613 Invalid, 1396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [259 Valid, 1137 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:45:01,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4751 states. [2022-02-10 23:45:01,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4751 to 2560. [2022-02-10 23:45:01,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2560 states, 2547 states have (on average 1.923439340400471) internal successors, (4899), 2559 states have internal predecessors, (4899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:01,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2560 states to 2560 states and 4899 transitions. [2022-02-10 23:45:01,839 INFO L78 Accepts]: Start accepts. Automaton has 2560 states and 4899 transitions. Word has length 126 [2022-02-10 23:45:01,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:01,840 INFO L470 AbstractCegarLoop]: Abstraction has 2560 states and 4899 transitions. [2022-02-10 23:45:01,840 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:01,840 INFO L276 IsEmpty]: Start isEmpty. Operand 2560 states and 4899 transitions. [2022-02-10 23:45:01,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:45:01,840 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:01,840 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:01,841 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-02-10 23:45:01,841 INFO L402 AbstractCegarLoop]: === Iteration 72 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:01,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:01,841 INFO L85 PathProgramCache]: Analyzing trace with hash -2133807136, now seen corresponding path program 62 times [2022-02-10 23:45:01,841 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:01,841 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007541085] [2022-02-10 23:45:01,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:01,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:01,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:02,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:02,053 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:02,053 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007541085] [2022-02-10 23:45:02,053 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007541085] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:02,054 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:02,054 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:02,054 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632784605] [2022-02-10 23:45:02,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:02,054 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:02,054 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:02,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:02,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:02,055 INFO L87 Difference]: Start difference. First operand 2560 states and 4899 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:03,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:03,076 INFO L93 Difference]: Finished difference Result 4862 states and 9369 transitions. [2022-02-10 23:45:03,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:45:03,076 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:45:03,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:03,082 INFO L225 Difference]: With dead ends: 4862 [2022-02-10 23:45:03,082 INFO L226 Difference]: Without dead ends: 4862 [2022-02-10 23:45:03,082 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 204 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=231, Invalid=825, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:45:03,082 INFO L934 BasicCegarLoop]: 283 mSDtfsCounter, 672 mSDsluCounter, 1506 mSDsCounter, 0 mSdLazyCounter, 1345 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 672 SdHoareTripleChecker+Valid, 1786 SdHoareTripleChecker+Invalid, 1590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 1345 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:03,082 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [672 Valid, 1786 Invalid, 1590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 1345 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:45:03,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4862 states. [2022-02-10 23:45:03,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4862 to 2562. [2022-02-10 23:45:03,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2562 states, 2549 states have (on average 1.9234994115339348) internal successors, (4903), 2561 states have internal predecessors, (4903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:03,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2562 states to 2562 states and 4903 transitions. [2022-02-10 23:45:03,110 INFO L78 Accepts]: Start accepts. Automaton has 2562 states and 4903 transitions. Word has length 126 [2022-02-10 23:45:03,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:03,110 INFO L470 AbstractCegarLoop]: Abstraction has 2562 states and 4903 transitions. [2022-02-10 23:45:03,111 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:03,111 INFO L276 IsEmpty]: Start isEmpty. Operand 2562 states and 4903 transitions. [2022-02-10 23:45:03,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:45:03,111 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:03,111 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:03,112 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-02-10 23:45:03,112 INFO L402 AbstractCegarLoop]: === Iteration 73 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:03,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:03,112 INFO L85 PathProgramCache]: Analyzing trace with hash 1696741634, now seen corresponding path program 63 times [2022-02-10 23:45:03,112 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:03,112 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695949289] [2022-02-10 23:45:03,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:03,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:03,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:03,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:03,282 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:03,282 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695949289] [2022-02-10 23:45:03,282 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695949289] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:03,282 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:03,282 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:03,282 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036547662] [2022-02-10 23:45:03,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:03,283 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:03,283 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:03,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:03,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:03,283 INFO L87 Difference]: Start difference. First operand 2562 states and 4903 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:04,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:04,418 INFO L93 Difference]: Finished difference Result 4845 states and 9339 transitions. [2022-02-10 23:45:04,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-10 23:45:04,418 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:45:04,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:04,423 INFO L225 Difference]: With dead ends: 4845 [2022-02-10 23:45:04,423 INFO L226 Difference]: Without dead ends: 4845 [2022-02-10 23:45:04,423 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 221 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=242, Invalid=880, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:45:04,423 INFO L934 BasicCegarLoop]: 290 mSDtfsCounter, 569 mSDsluCounter, 1990 mSDsCounter, 0 mSdLazyCounter, 1799 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 569 SdHoareTripleChecker+Valid, 2277 SdHoareTripleChecker+Invalid, 2019 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 1799 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:04,423 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [569 Valid, 2277 Invalid, 2019 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 1799 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:45:04,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4845 states. [2022-02-10 23:45:04,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4845 to 2556. [2022-02-10 23:45:04,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2556 states, 2543 states have (on average 1.9233189146677152) internal successors, (4891), 2555 states have internal predecessors, (4891), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:04,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2556 states to 2556 states and 4891 transitions. [2022-02-10 23:45:04,448 INFO L78 Accepts]: Start accepts. Automaton has 2556 states and 4891 transitions. Word has length 126 [2022-02-10 23:45:04,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:04,448 INFO L470 AbstractCegarLoop]: Abstraction has 2556 states and 4891 transitions. [2022-02-10 23:45:04,448 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:04,449 INFO L276 IsEmpty]: Start isEmpty. Operand 2556 states and 4891 transitions. [2022-02-10 23:45:04,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:45:04,449 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:04,449 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:04,449 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-02-10 23:45:04,449 INFO L402 AbstractCegarLoop]: === Iteration 74 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:04,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:04,450 INFO L85 PathProgramCache]: Analyzing trace with hash 1000083902, now seen corresponding path program 64 times [2022-02-10 23:45:04,450 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:04,450 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68915006] [2022-02-10 23:45:04,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:04,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:04,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:04,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:04,624 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:04,624 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68915006] [2022-02-10 23:45:04,624 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68915006] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:04,624 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:04,624 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:04,624 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797821670] [2022-02-10 23:45:04,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:04,624 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:04,624 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:04,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:04,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:04,625 INFO L87 Difference]: Start difference. First operand 2556 states and 4891 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:05,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:05,645 INFO L93 Difference]: Finished difference Result 4851 states and 9347 transitions. [2022-02-10 23:45:05,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:45:05,646 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:45:05,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:05,650 INFO L225 Difference]: With dead ends: 4851 [2022-02-10 23:45:05,650 INFO L226 Difference]: Without dead ends: 4851 [2022-02-10 23:45:05,651 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 194 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=210, Invalid=782, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:45:05,651 INFO L934 BasicCegarLoop]: 283 mSDtfsCounter, 569 mSDsluCounter, 1850 mSDsCounter, 0 mSdLazyCounter, 1622 mSolverCounterSat, 224 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 569 SdHoareTripleChecker+Valid, 2130 SdHoareTripleChecker+Invalid, 1846 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 224 IncrementalHoareTripleChecker+Valid, 1622 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:05,651 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [569 Valid, 2130 Invalid, 1846 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [224 Valid, 1622 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:45:05,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4851 states. [2022-02-10 23:45:05,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4851 to 2560. [2022-02-10 23:45:05,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2560 states, 2547 states have (on average 1.923439340400471) internal successors, (4899), 2559 states have internal predecessors, (4899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:05,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2560 states to 2560 states and 4899 transitions. [2022-02-10 23:45:05,675 INFO L78 Accepts]: Start accepts. Automaton has 2560 states and 4899 transitions. Word has length 126 [2022-02-10 23:45:05,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:05,675 INFO L470 AbstractCegarLoop]: Abstraction has 2560 states and 4899 transitions. [2022-02-10 23:45:05,675 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:05,675 INFO L276 IsEmpty]: Start isEmpty. Operand 2560 states and 4899 transitions. [2022-02-10 23:45:05,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:45:05,676 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:05,676 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:05,676 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2022-02-10 23:45:05,676 INFO L402 AbstractCegarLoop]: === Iteration 75 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:05,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:05,676 INFO L85 PathProgramCache]: Analyzing trace with hash 535665376, now seen corresponding path program 65 times [2022-02-10 23:45:05,677 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:05,677 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159295392] [2022-02-10 23:45:05,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:05,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:05,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:05,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:05,862 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:05,862 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159295392] [2022-02-10 23:45:05,862 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159295392] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:05,862 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:05,862 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:05,862 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924583421] [2022-02-10 23:45:05,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:05,862 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:05,862 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:05,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:05,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:05,863 INFO L87 Difference]: Start difference. First operand 2560 states and 4899 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:06,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:06,934 INFO L93 Difference]: Finished difference Result 4943 states and 9531 transitions. [2022-02-10 23:45:06,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:45:06,934 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:45:06,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:06,939 INFO L225 Difference]: With dead ends: 4943 [2022-02-10 23:45:06,939 INFO L226 Difference]: Without dead ends: 4943 [2022-02-10 23:45:06,939 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 211 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=220, Invalid=836, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:45:06,939 INFO L934 BasicCegarLoop]: 290 mSDtfsCounter, 645 mSDsluCounter, 1827 mSDsCounter, 0 mSdLazyCounter, 1665 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 645 SdHoareTripleChecker+Valid, 2114 SdHoareTripleChecker+Invalid, 1923 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 1665 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:06,939 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [645 Valid, 2114 Invalid, 1923 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 1665 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:45:06,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4943 states. [2022-02-10 23:45:06,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4943 to 2558. [2022-02-10 23:45:06,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2558 states, 2545 states have (on average 1.9233791748526523) internal successors, (4895), 2557 states have internal predecessors, (4895), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:06,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 2558 states and 4895 transitions. [2022-02-10 23:45:06,964 INFO L78 Accepts]: Start accepts. Automaton has 2558 states and 4895 transitions. Word has length 126 [2022-02-10 23:45:06,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:06,964 INFO L470 AbstractCegarLoop]: Abstraction has 2558 states and 4895 transitions. [2022-02-10 23:45:06,964 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:06,964 INFO L276 IsEmpty]: Start isEmpty. Operand 2558 states and 4895 transitions. [2022-02-10 23:45:06,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:45:06,964 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:06,965 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:06,965 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-02-10 23:45:06,965 INFO L402 AbstractCegarLoop]: === Iteration 76 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:06,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:06,965 INFO L85 PathProgramCache]: Analyzing trace with hash 369116094, now seen corresponding path program 66 times [2022-02-10 23:45:06,965 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:06,965 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323680203] [2022-02-10 23:45:06,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:06,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:06,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:07,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:07,121 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:07,121 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323680203] [2022-02-10 23:45:07,121 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323680203] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:07,121 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:07,121 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:07,121 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28268125] [2022-02-10 23:45:07,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:07,122 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:07,122 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:07,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:07,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:07,122 INFO L87 Difference]: Start difference. First operand 2558 states and 4895 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:08,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:08,260 INFO L93 Difference]: Finished difference Result 4921 states and 9491 transitions. [2022-02-10 23:45:08,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:45:08,260 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:45:08,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:08,265 INFO L225 Difference]: With dead ends: 4921 [2022-02-10 23:45:08,265 INFO L226 Difference]: Without dead ends: 4921 [2022-02-10 23:45:08,266 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=218, Invalid=838, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:45:08,266 INFO L934 BasicCegarLoop]: 298 mSDtfsCounter, 569 mSDsluCounter, 1937 mSDsCounter, 0 mSdLazyCounter, 1882 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 569 SdHoareTripleChecker+Valid, 2232 SdHoareTripleChecker+Invalid, 2111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 1882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:08,266 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [569 Valid, 2232 Invalid, 2111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 1882 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:45:08,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4921 states. [2022-02-10 23:45:08,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4921 to 2552. [2022-02-10 23:45:08,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2552 states, 2539 states have (on average 1.923198109491926) internal successors, (4883), 2551 states have internal predecessors, (4883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:08,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2552 states to 2552 states and 4883 transitions. [2022-02-10 23:45:08,311 INFO L78 Accepts]: Start accepts. Automaton has 2552 states and 4883 transitions. Word has length 126 [2022-02-10 23:45:08,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:08,311 INFO L470 AbstractCegarLoop]: Abstraction has 2552 states and 4883 transitions. [2022-02-10 23:45:08,311 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:08,311 INFO L276 IsEmpty]: Start isEmpty. Operand 2552 states and 4883 transitions. [2022-02-10 23:45:08,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:45:08,312 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:08,312 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:08,312 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-02-10 23:45:08,312 INFO L402 AbstractCegarLoop]: === Iteration 77 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:08,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:08,313 INFO L85 PathProgramCache]: Analyzing trace with hash -1639492094, now seen corresponding path program 67 times [2022-02-10 23:45:08,313 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:08,313 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850252031] [2022-02-10 23:45:08,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:08,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:08,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:08,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:08,486 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:08,486 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [850252031] [2022-02-10 23:45:08,486 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [850252031] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:08,486 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:08,486 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:08,486 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939308992] [2022-02-10 23:45:08,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:08,486 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:08,486 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:08,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:08,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:08,487 INFO L87 Difference]: Start difference. First operand 2552 states and 4883 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:09,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:09,532 INFO L93 Difference]: Finished difference Result 4701 states and 9053 transitions. [2022-02-10 23:45:09,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:45:09,533 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:45:09,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:09,538 INFO L225 Difference]: With dead ends: 4701 [2022-02-10 23:45:09,538 INFO L226 Difference]: Without dead ends: 4701 [2022-02-10 23:45:09,538 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 180 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=194, Invalid=736, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:45:09,539 INFO L934 BasicCegarLoop]: 279 mSDtfsCounter, 537 mSDsluCounter, 1967 mSDsCounter, 0 mSdLazyCounter, 1759 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 537 SdHoareTripleChecker+Valid, 2243 SdHoareTripleChecker+Invalid, 1959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 1759 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:09,539 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [537 Valid, 2243 Invalid, 1959 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 1759 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:45:09,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4701 states. [2022-02-10 23:45:09,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4701 to 2550. [2022-02-10 23:45:09,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2550 states, 2537 states have (on average 1.9231375640520298) internal successors, (4879), 2549 states have internal predecessors, (4879), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:09,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 2550 states and 4879 transitions. [2022-02-10 23:45:09,565 INFO L78 Accepts]: Start accepts. Automaton has 2550 states and 4879 transitions. Word has length 126 [2022-02-10 23:45:09,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:09,565 INFO L470 AbstractCegarLoop]: Abstraction has 2550 states and 4879 transitions. [2022-02-10 23:45:09,565 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:09,566 INFO L276 IsEmpty]: Start isEmpty. Operand 2550 states and 4879 transitions. [2022-02-10 23:45:09,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:45:09,566 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:09,566 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:09,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-02-10 23:45:09,566 INFO L402 AbstractCegarLoop]: === Iteration 78 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:09,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:09,567 INFO L85 PathProgramCache]: Analyzing trace with hash -2103910620, now seen corresponding path program 68 times [2022-02-10 23:45:09,567 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:09,567 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10679600] [2022-02-10 23:45:09,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:09,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:09,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:09,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:09,745 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:09,745 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10679600] [2022-02-10 23:45:09,745 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [10679600] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:09,745 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:09,745 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:09,745 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180089926] [2022-02-10 23:45:09,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:09,745 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:09,745 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:09,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:09,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:09,746 INFO L87 Difference]: Start difference. First operand 2550 states and 4879 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:10,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:10,786 INFO L93 Difference]: Finished difference Result 4793 states and 9237 transitions. [2022-02-10 23:45:10,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:45:10,787 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:45:10,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:10,792 INFO L225 Difference]: With dead ends: 4793 [2022-02-10 23:45:10,792 INFO L226 Difference]: Without dead ends: 4793 [2022-02-10 23:45:10,792 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 197 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=203, Invalid=789, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:45:10,792 INFO L934 BasicCegarLoop]: 286 mSDtfsCounter, 571 mSDsluCounter, 1860 mSDsCounter, 0 mSdLazyCounter, 1703 mSolverCounterSat, 233 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 571 SdHoareTripleChecker+Valid, 2143 SdHoareTripleChecker+Invalid, 1936 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 233 IncrementalHoareTripleChecker+Valid, 1703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:10,793 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [571 Valid, 2143 Invalid, 1936 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [233 Valid, 1703 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:45:10,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4793 states. [2022-02-10 23:45:10,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4793 to 2548. [2022-02-10 23:45:10,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2548 states, 2535 states have (on average 1.9230769230769231) internal successors, (4875), 2547 states have internal predecessors, (4875), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:10,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2548 states to 2548 states and 4875 transitions. [2022-02-10 23:45:10,819 INFO L78 Accepts]: Start accepts. Automaton has 2548 states and 4875 transitions. Word has length 126 [2022-02-10 23:45:10,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:10,819 INFO L470 AbstractCegarLoop]: Abstraction has 2548 states and 4875 transitions. [2022-02-10 23:45:10,819 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:10,819 INFO L276 IsEmpty]: Start isEmpty. Operand 2548 states and 4875 transitions. [2022-02-10 23:45:10,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:45:10,820 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:10,820 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:10,820 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-02-10 23:45:10,820 INFO L402 AbstractCegarLoop]: === Iteration 79 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:10,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:10,821 INFO L85 PathProgramCache]: Analyzing trace with hash 2024507394, now seen corresponding path program 69 times [2022-02-10 23:45:10,821 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:10,821 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626248545] [2022-02-10 23:45:10,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:10,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:10,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:10,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:10,973 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:10,973 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626248545] [2022-02-10 23:45:10,973 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [626248545] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:10,973 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:10,973 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:10,973 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690846886] [2022-02-10 23:45:10,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:10,973 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:10,973 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:10,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:10,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:10,974 INFO L87 Difference]: Start difference. First operand 2548 states and 4875 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:12,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:12,097 INFO L93 Difference]: Finished difference Result 4867 states and 9385 transitions. [2022-02-10 23:45:12,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:45:12,097 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:45:12,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:12,103 INFO L225 Difference]: With dead ends: 4867 [2022-02-10 23:45:12,103 INFO L226 Difference]: Without dead ends: 4867 [2022-02-10 23:45:12,103 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=200, Invalid=792, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:45:12,103 INFO L934 BasicCegarLoop]: 294 mSDtfsCounter, 577 mSDsluCounter, 1910 mSDsCounter, 0 mSdLazyCounter, 1865 mSolverCounterSat, 246 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 577 SdHoareTripleChecker+Valid, 2201 SdHoareTripleChecker+Invalid, 2111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 246 IncrementalHoareTripleChecker+Valid, 1865 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:12,104 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [577 Valid, 2201 Invalid, 2111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [246 Valid, 1865 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:45:12,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4867 states. [2022-02-10 23:45:12,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4867 to 2546. [2022-02-10 23:45:12,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2546 states, 2533 states have (on average 1.923016186340308) internal successors, (4871), 2545 states have internal predecessors, (4871), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:12,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2546 states to 2546 states and 4871 transitions. [2022-02-10 23:45:12,133 INFO L78 Accepts]: Start accepts. Automaton has 2546 states and 4871 transitions. Word has length 126 [2022-02-10 23:45:12,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:12,133 INFO L470 AbstractCegarLoop]: Abstraction has 2546 states and 4871 transitions. [2022-02-10 23:45:12,133 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:12,133 INFO L276 IsEmpty]: Start isEmpty. Operand 2546 states and 4871 transitions. [2022-02-10 23:45:12,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-02-10 23:45:12,133 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:12,134 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:12,134 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-02-10 23:45:12,134 INFO L402 AbstractCegarLoop]: === Iteration 80 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:12,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:12,134 INFO L85 PathProgramCache]: Analyzing trace with hash -1241208924, now seen corresponding path program 70 times [2022-02-10 23:45:12,134 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:12,134 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396070379] [2022-02-10 23:45:12,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:12,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:12,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:12,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:12,282 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:12,282 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396070379] [2022-02-10 23:45:12,282 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396070379] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:12,282 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:12,282 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:12,282 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994833733] [2022-02-10 23:45:12,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:12,282 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:12,282 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:12,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:12,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:12,283 INFO L87 Difference]: Start difference. First operand 2546 states and 4871 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:13,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:13,366 INFO L93 Difference]: Finished difference Result 4697 states and 9057 transitions. [2022-02-10 23:45:13,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:45:13,367 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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 126 [2022-02-10 23:45:13,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:13,371 INFO L225 Difference]: With dead ends: 4697 [2022-02-10 23:45:13,371 INFO L226 Difference]: Without dead ends: 4697 [2022-02-10 23:45:13,371 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 201 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=199, Invalid=793, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:45:13,372 INFO L934 BasicCegarLoop]: 300 mSDtfsCounter, 568 mSDsluCounter, 1747 mSDsCounter, 0 mSdLazyCounter, 1783 mSolverCounterSat, 238 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 568 SdHoareTripleChecker+Valid, 2044 SdHoareTripleChecker+Invalid, 2021 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 238 IncrementalHoareTripleChecker+Valid, 1783 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:13,372 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [568 Valid, 2044 Invalid, 2021 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [238 Valid, 1783 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:45:13,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4697 states. [2022-02-10 23:45:13,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4697 to 2386. [2022-02-10 23:45:13,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2386 states, 2374 states have (on average 1.9203875315922494) internal successors, (4559), 2385 states have internal predecessors, (4559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:13,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 2386 states and 4559 transitions. [2022-02-10 23:45:13,395 INFO L78 Accepts]: Start accepts. Automaton has 2386 states and 4559 transitions. Word has length 126 [2022-02-10 23:45:13,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:13,395 INFO L470 AbstractCegarLoop]: Abstraction has 2386 states and 4559 transitions. [2022-02-10 23:45:13,395 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:13,395 INFO L276 IsEmpty]: Start isEmpty. Operand 2386 states and 4559 transitions. [2022-02-10 23:45:13,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-02-10 23:45:13,396 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:13,396 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:13,397 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-02-10 23:45:13,397 INFO L402 AbstractCegarLoop]: === Iteration 81 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:13,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:13,397 INFO L85 PathProgramCache]: Analyzing trace with hash 97758263, now seen corresponding path program 1 times [2022-02-10 23:45:13,397 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:13,397 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544885545] [2022-02-10 23:45:13,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:13,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:13,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:13,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:13,540 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:13,540 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544885545] [2022-02-10 23:45:13,540 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544885545] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:13,540 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:13,540 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:13,540 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257895281] [2022-02-10 23:45:13,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:13,541 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:13,541 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:13,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:13,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:13,541 INFO L87 Difference]: Start difference. First operand 2386 states and 4559 transitions. Second operand has 13 states, 12 states have (on average 11.166666666666666) internal successors, (134), 13 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:14,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:14,290 INFO L93 Difference]: Finished difference Result 2674 states and 5073 transitions. [2022-02-10 23:45:14,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-10 23:45:14,291 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 11.166666666666666) internal successors, (134), 13 states have internal predecessors, (134), 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 134 [2022-02-10 23:45:14,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:14,293 INFO L225 Difference]: With dead ends: 2674 [2022-02-10 23:45:14,293 INFO L226 Difference]: Without dead ends: 2674 [2022-02-10 23:45:14,294 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=204, Invalid=666, Unknown=0, NotChecked=0, Total=870 [2022-02-10 23:45:14,294 INFO L934 BasicCegarLoop]: 297 mSDtfsCounter, 674 mSDsluCounter, 1923 mSDsCounter, 0 mSdLazyCounter, 1124 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 674 SdHoareTripleChecker+Valid, 2219 SdHoareTripleChecker+Invalid, 1200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 1124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:14,294 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [674 Valid, 2219 Invalid, 1200 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 1124 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:45:14,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2674 states. [2022-02-10 23:45:14,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2674 to 2341. [2022-02-10 23:45:14,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2341 states, 2329 states have (on average 1.9188492915414341) internal successors, (4469), 2340 states have internal predecessors, (4469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:14,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2341 states to 2341 states and 4469 transitions. [2022-02-10 23:45:14,312 INFO L78 Accepts]: Start accepts. Automaton has 2341 states and 4469 transitions. Word has length 134 [2022-02-10 23:45:14,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:14,313 INFO L470 AbstractCegarLoop]: Abstraction has 2341 states and 4469 transitions. [2022-02-10 23:45:14,313 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 11.166666666666666) internal successors, (134), 13 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:14,313 INFO L276 IsEmpty]: Start isEmpty. Operand 2341 states and 4469 transitions. [2022-02-10 23:45:14,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:45:14,314 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:14,314 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:14,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-02-10 23:45:14,314 INFO L402 AbstractCegarLoop]: === Iteration 82 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:14,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:14,314 INFO L85 PathProgramCache]: Analyzing trace with hash 1646698479, now seen corresponding path program 1 times [2022-02-10 23:45:14,314 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:14,314 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873557032] [2022-02-10 23:45:14,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:14,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:14,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:14,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:14,689 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:14,689 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873557032] [2022-02-10 23:45:14,689 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873557032] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:14,689 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:14,689 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:45:14,689 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277923381] [2022-02-10 23:45:14,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:14,690 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:45:14,690 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:14,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:45:14,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:45:14,690 INFO L87 Difference]: Start difference. First operand 2341 states and 4469 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:17,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:17,075 INFO L93 Difference]: Finished difference Result 4575 states and 8747 transitions. [2022-02-10 23:45:17,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:45:17,075 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:45:17,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:17,080 INFO L225 Difference]: With dead ends: 4575 [2022-02-10 23:45:17,080 INFO L226 Difference]: Without dead ends: 4575 [2022-02-10 23:45:17,080 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1298 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=631, Invalid=4061, Unknown=0, NotChecked=0, Total=4692 [2022-02-10 23:45:17,080 INFO L934 BasicCegarLoop]: 384 mSDtfsCounter, 1484 mSDsluCounter, 4018 mSDsCounter, 0 mSdLazyCounter, 3829 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1484 SdHoareTripleChecker+Valid, 4399 SdHoareTripleChecker+Invalid, 4004 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 3829 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:17,081 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1484 Valid, 4399 Invalid, 4004 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 3829 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:45:17,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4575 states. [2022-02-10 23:45:17,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4575 to 2583. [2022-02-10 23:45:17,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2583 states, 2571 states have (on average 1.9280435628160248) internal successors, (4957), 2582 states have internal predecessors, (4957), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:17,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2583 states to 2583 states and 4957 transitions. [2022-02-10 23:45:17,106 INFO L78 Accepts]: Start accepts. Automaton has 2583 states and 4957 transitions. Word has length 135 [2022-02-10 23:45:17,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:17,106 INFO L470 AbstractCegarLoop]: Abstraction has 2583 states and 4957 transitions. [2022-02-10 23:45:17,106 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:17,106 INFO L276 IsEmpty]: Start isEmpty. Operand 2583 states and 4957 transitions. [2022-02-10 23:45:17,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:45:17,107 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:17,107 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:17,107 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-02-10 23:45:17,107 INFO L402 AbstractCegarLoop]: === Iteration 83 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:17,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:17,108 INFO L85 PathProgramCache]: Analyzing trace with hash 817943701, now seen corresponding path program 1 times [2022-02-10 23:45:17,108 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:17,108 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937372341] [2022-02-10 23:45:17,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:17,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:17,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:17,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:17,417 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:17,417 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937372341] [2022-02-10 23:45:17,417 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937372341] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:17,418 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:17,418 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:45:17,418 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660476981] [2022-02-10 23:45:17,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:17,418 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:45:17,418 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:17,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:45:17,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:45:17,419 INFO L87 Difference]: Start difference. First operand 2583 states and 4957 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:19,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:19,011 INFO L93 Difference]: Finished difference Result 3958 states and 7592 transitions. [2022-02-10 23:45:19,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-02-10 23:45:19,011 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:45:19,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:19,015 INFO L225 Difference]: With dead ends: 3958 [2022-02-10 23:45:19,015 INFO L226 Difference]: Without dead ends: 3958 [2022-02-10 23:45:19,015 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1061 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=508, Invalid=3398, Unknown=0, NotChecked=0, Total=3906 [2022-02-10 23:45:19,016 INFO L934 BasicCegarLoop]: 341 mSDtfsCounter, 1212 mSDsluCounter, 3506 mSDsCounter, 0 mSdLazyCounter, 2505 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1212 SdHoareTripleChecker+Valid, 3845 SdHoareTripleChecker+Invalid, 2603 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 2505 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:19,016 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1212 Valid, 3845 Invalid, 2603 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 2505 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:45:19,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3958 states. [2022-02-10 23:45:19,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3958 to 2599. [2022-02-10 23:45:19,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2599 states, 2587 states have (on average 1.9284885968303054) internal successors, (4989), 2598 states have internal predecessors, (4989), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:19,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2599 states to 2599 states and 4989 transitions. [2022-02-10 23:45:19,042 INFO L78 Accepts]: Start accepts. Automaton has 2599 states and 4989 transitions. Word has length 135 [2022-02-10 23:45:19,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:19,042 INFO L470 AbstractCegarLoop]: Abstraction has 2599 states and 4989 transitions. [2022-02-10 23:45:19,042 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:19,042 INFO L276 IsEmpty]: Start isEmpty. Operand 2599 states and 4989 transitions. [2022-02-10 23:45:19,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:45:19,044 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:19,044 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:19,044 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-02-10 23:45:19,044 INFO L402 AbstractCegarLoop]: === Iteration 84 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:19,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:19,044 INFO L85 PathProgramCache]: Analyzing trace with hash 720795997, now seen corresponding path program 2 times [2022-02-10 23:45:19,044 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:19,044 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791783971] [2022-02-10 23:45:19,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:19,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:19,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:19,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:19,359 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:19,359 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791783971] [2022-02-10 23:45:19,359 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1791783971] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:19,359 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:19,359 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:45:19,359 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528265923] [2022-02-10 23:45:19,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:19,360 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:45:19,360 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:19,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:45:19,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:45:19,360 INFO L87 Difference]: Start difference. First operand 2599 states and 4989 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:20,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:20,811 INFO L93 Difference]: Finished difference Result 3089 states and 5946 transitions. [2022-02-10 23:45:20,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-02-10 23:45:20,812 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:45:20,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:20,815 INFO L225 Difference]: With dead ends: 3089 [2022-02-10 23:45:20,815 INFO L226 Difference]: Without dead ends: 3089 [2022-02-10 23:45:20,816 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 932 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=479, Invalid=3061, Unknown=0, NotChecked=0, Total=3540 [2022-02-10 23:45:20,816 INFO L934 BasicCegarLoop]: 288 mSDtfsCounter, 847 mSDsluCounter, 3002 mSDsCounter, 0 mSdLazyCounter, 2236 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 847 SdHoareTripleChecker+Valid, 3288 SdHoareTripleChecker+Invalid, 2293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 2236 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:20,816 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [847 Valid, 3288 Invalid, 2293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 2236 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:45:20,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3089 states. [2022-02-10 23:45:20,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3089 to 2607. [2022-02-10 23:45:20,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2607 states, 2595 states have (on average 1.928709055876686) internal successors, (5005), 2606 states have internal predecessors, (5005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:20,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2607 states and 5005 transitions. [2022-02-10 23:45:20,838 INFO L78 Accepts]: Start accepts. Automaton has 2607 states and 5005 transitions. Word has length 135 [2022-02-10 23:45:20,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:20,838 INFO L470 AbstractCegarLoop]: Abstraction has 2607 states and 5005 transitions. [2022-02-10 23:45:20,838 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:20,838 INFO L276 IsEmpty]: Start isEmpty. Operand 2607 states and 5005 transitions. [2022-02-10 23:45:20,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:45:20,840 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:20,840 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:20,840 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2022-02-10 23:45:20,840 INFO L402 AbstractCegarLoop]: === Iteration 85 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:20,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:20,841 INFO L85 PathProgramCache]: Analyzing trace with hash -994574479, now seen corresponding path program 3 times [2022-02-10 23:45:20,841 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:20,841 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931508270] [2022-02-10 23:45:20,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:20,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:20,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:21,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:21,164 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:21,164 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931508270] [2022-02-10 23:45:21,164 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931508270] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:21,165 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:21,165 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:45:21,165 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560135371] [2022-02-10 23:45:21,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:21,165 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:45:21,165 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:21,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:45:21,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:45:21,166 INFO L87 Difference]: Start difference. First operand 2607 states and 5005 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:22,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:22,737 INFO L93 Difference]: Finished difference Result 3123 states and 6012 transitions. [2022-02-10 23:45:22,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-02-10 23:45:22,737 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:45:22,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:22,740 INFO L225 Difference]: With dead ends: 3123 [2022-02-10 23:45:22,740 INFO L226 Difference]: Without dead ends: 3123 [2022-02-10 23:45:22,741 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1016 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=494, Invalid=3288, Unknown=0, NotChecked=0, Total=3782 [2022-02-10 23:45:22,741 INFO L934 BasicCegarLoop]: 297 mSDtfsCounter, 998 mSDsluCounter, 3115 mSDsCounter, 0 mSdLazyCounter, 2353 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 998 SdHoareTripleChecker+Valid, 3410 SdHoareTripleChecker+Invalid, 2424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 2353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:22,741 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [998 Valid, 3410 Invalid, 2424 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 2353 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:45:22,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3123 states. [2022-02-10 23:45:22,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3123 to 2607. [2022-02-10 23:45:22,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2607 states, 2595 states have (on average 1.928709055876686) internal successors, (5005), 2606 states have internal predecessors, (5005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:22,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2607 states and 5005 transitions. [2022-02-10 23:45:22,765 INFO L78 Accepts]: Start accepts. Automaton has 2607 states and 5005 transitions. Word has length 135 [2022-02-10 23:45:22,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:22,765 INFO L470 AbstractCegarLoop]: Abstraction has 2607 states and 5005 transitions. [2022-02-10 23:45:22,766 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:22,766 INFO L276 IsEmpty]: Start isEmpty. Operand 2607 states and 5005 transitions. [2022-02-10 23:45:22,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:45:22,767 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:22,767 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:22,767 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2022-02-10 23:45:22,767 INFO L402 AbstractCegarLoop]: === Iteration 86 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:22,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:22,768 INFO L85 PathProgramCache]: Analyzing trace with hash -1776145029, now seen corresponding path program 4 times [2022-02-10 23:45:22,768 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:22,768 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705470712] [2022-02-10 23:45:22,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:22,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:22,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:23,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:23,046 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:23,046 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705470712] [2022-02-10 23:45:23,046 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705470712] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:23,046 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:23,046 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:45:23,046 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929388404] [2022-02-10 23:45:23,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:23,047 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:45:23,047 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:23,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:45:23,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:45:23,047 INFO L87 Difference]: Start difference. First operand 2607 states and 5005 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:24,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:24,598 INFO L93 Difference]: Finished difference Result 3151 states and 6066 transitions. [2022-02-10 23:45:24,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-02-10 23:45:24,598 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:45:24,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:24,601 INFO L225 Difference]: With dead ends: 3151 [2022-02-10 23:45:24,601 INFO L226 Difference]: Without dead ends: 3151 [2022-02-10 23:45:24,601 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1021 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=482, Invalid=3300, Unknown=0, NotChecked=0, Total=3782 [2022-02-10 23:45:24,602 INFO L934 BasicCegarLoop]: 302 mSDtfsCounter, 1016 mSDsluCounter, 2965 mSDsCounter, 0 mSdLazyCounter, 2235 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1016 SdHoareTripleChecker+Valid, 3265 SdHoareTripleChecker+Invalid, 2318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 2235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:24,602 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1016 Valid, 3265 Invalid, 2318 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 2235 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:45:24,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3151 states. [2022-02-10 23:45:24,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3151 to 2607. [2022-02-10 23:45:24,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2607 states, 2595 states have (on average 1.928709055876686) internal successors, (5005), 2606 states have internal predecessors, (5005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:24,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2607 states and 5005 transitions. [2022-02-10 23:45:24,625 INFO L78 Accepts]: Start accepts. Automaton has 2607 states and 5005 transitions. Word has length 135 [2022-02-10 23:45:24,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:24,625 INFO L470 AbstractCegarLoop]: Abstraction has 2607 states and 5005 transitions. [2022-02-10 23:45:24,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:24,625 INFO L276 IsEmpty]: Start isEmpty. Operand 2607 states and 5005 transitions. [2022-02-10 23:45:24,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:45:24,626 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:24,626 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:24,626 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2022-02-10 23:45:24,627 INFO L402 AbstractCegarLoop]: === Iteration 87 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:24,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:24,627 INFO L85 PathProgramCache]: Analyzing trace with hash 509674195, now seen corresponding path program 5 times [2022-02-10 23:45:24,627 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:24,627 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11589238] [2022-02-10 23:45:24,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:24,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:24,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:24,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:24,903 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:24,903 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [11589238] [2022-02-10 23:45:24,903 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [11589238] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:24,903 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:24,903 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:45:24,903 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683518497] [2022-02-10 23:45:24,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:24,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:45:24,904 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:24,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:45:24,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:45:24,904 INFO L87 Difference]: Start difference. First operand 2607 states and 5005 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:26,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:26,340 INFO L93 Difference]: Finished difference Result 3181 states and 6124 transitions. [2022-02-10 23:45:26,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-02-10 23:45:26,340 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:45:26,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:26,343 INFO L225 Difference]: With dead ends: 3181 [2022-02-10 23:45:26,343 INFO L226 Difference]: Without dead ends: 3181 [2022-02-10 23:45:26,344 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1021 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=478, Invalid=3304, Unknown=0, NotChecked=0, Total=3782 [2022-02-10 23:45:26,344 INFO L934 BasicCegarLoop]: 310 mSDtfsCounter, 1025 mSDsluCounter, 2855 mSDsCounter, 0 mSdLazyCounter, 2080 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1025 SdHoareTripleChecker+Valid, 3163 SdHoareTripleChecker+Invalid, 2175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 2080 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:26,344 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1025 Valid, 3163 Invalid, 2175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 2080 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:45:26,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3181 states. [2022-02-10 23:45:26,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3181 to 2607. [2022-02-10 23:45:26,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2607 states, 2595 states have (on average 1.928709055876686) internal successors, (5005), 2606 states have internal predecessors, (5005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:26,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2607 states and 5005 transitions. [2022-02-10 23:45:26,365 INFO L78 Accepts]: Start accepts. Automaton has 2607 states and 5005 transitions. Word has length 135 [2022-02-10 23:45:26,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:26,365 INFO L470 AbstractCegarLoop]: Abstraction has 2607 states and 5005 transitions. [2022-02-10 23:45:26,365 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:26,365 INFO L276 IsEmpty]: Start isEmpty. Operand 2607 states and 5005 transitions. [2022-02-10 23:45:26,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:45:26,366 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:26,366 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:26,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2022-02-10 23:45:26,366 INFO L402 AbstractCegarLoop]: === Iteration 88 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:26,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:26,367 INFO L85 PathProgramCache]: Analyzing trace with hash -709907509, now seen corresponding path program 6 times [2022-02-10 23:45:26,367 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:26,367 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276455281] [2022-02-10 23:45:26,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:26,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:26,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:26,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:26,792 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:26,792 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276455281] [2022-02-10 23:45:26,792 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276455281] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:26,792 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:26,792 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:45:26,792 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958747839] [2022-02-10 23:45:26,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:26,792 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:45:26,792 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:26,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:45:26,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:45:26,793 INFO L87 Difference]: Start difference. First operand 2607 states and 5005 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:28,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:28,468 INFO L93 Difference]: Finished difference Result 3365 states and 6466 transitions. [2022-02-10 23:45:28,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-02-10 23:45:28,468 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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 135 [2022-02-10 23:45:28,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:28,472 INFO L225 Difference]: With dead ends: 3365 [2022-02-10 23:45:28,472 INFO L226 Difference]: Without dead ends: 3365 [2022-02-10 23:45:28,472 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1206 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=762, Invalid=3528, Unknown=0, NotChecked=0, Total=4290 [2022-02-10 23:45:28,472 INFO L934 BasicCegarLoop]: 275 mSDtfsCounter, 1698 mSDsluCounter, 2421 mSDsCounter, 0 mSdLazyCounter, 1728 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1698 SdHoareTripleChecker+Valid, 2694 SdHoareTripleChecker+Invalid, 1908 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 1728 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:28,472 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1698 Valid, 2694 Invalid, 1908 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 1728 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:45:28,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3365 states. [2022-02-10 23:45:28,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3365 to 2649. [2022-02-10 23:45:28,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2649 states, 2637 states have (on average 1.9298445202882062) internal successors, (5089), 2648 states have internal predecessors, (5089), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:28,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2649 states to 2649 states and 5089 transitions. [2022-02-10 23:45:28,494 INFO L78 Accepts]: Start accepts. Automaton has 2649 states and 5089 transitions. Word has length 135 [2022-02-10 23:45:28,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:28,494 INFO L470 AbstractCegarLoop]: Abstraction has 2649 states and 5089 transitions. [2022-02-10 23:45:28,495 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:28,495 INFO L276 IsEmpty]: Start isEmpty. Operand 2649 states and 5089 transitions. [2022-02-10 23:45:28,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:45:28,496 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:28,496 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:28,497 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2022-02-10 23:45:28,497 INFO L402 AbstractCegarLoop]: === Iteration 89 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:28,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:28,497 INFO L85 PathProgramCache]: Analyzing trace with hash 1696441619, now seen corresponding path program 7 times [2022-02-10 23:45:28,497 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:28,497 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885341025] [2022-02-10 23:45:28,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:28,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:28,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:28,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:28,910 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:28,910 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885341025] [2022-02-10 23:45:28,910 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [885341025] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:28,910 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:28,910 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:45:28,910 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98132861] [2022-02-10 23:45:28,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:28,911 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:45:28,911 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:28,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:45:28,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:45:28,911 INFO L87 Difference]: Start difference. First operand 2649 states and 5089 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:31,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:31,017 INFO L93 Difference]: Finished difference Result 3423 states and 6580 transitions. [2022-02-10 23:45:31,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:45:31,017 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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 135 [2022-02-10 23:45:31,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:31,021 INFO L225 Difference]: With dead ends: 3423 [2022-02-10 23:45:31,021 INFO L226 Difference]: Without dead ends: 3423 [2022-02-10 23:45:31,021 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1404 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=842, Invalid=3988, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:45:31,021 INFO L934 BasicCegarLoop]: 284 mSDtfsCounter, 1579 mSDsluCounter, 3379 mSDsCounter, 0 mSdLazyCounter, 2696 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1579 SdHoareTripleChecker+Valid, 3661 SdHoareTripleChecker+Invalid, 2858 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 2696 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:31,021 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1579 Valid, 3661 Invalid, 2858 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 2696 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:45:31,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3423 states. [2022-02-10 23:45:31,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3423 to 2658. [2022-02-10 23:45:31,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2658 states, 2646 states have (on average 1.9300831443688586) internal successors, (5107), 2657 states have internal predecessors, (5107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:31,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2658 states to 2658 states and 5107 transitions. [2022-02-10 23:45:31,043 INFO L78 Accepts]: Start accepts. Automaton has 2658 states and 5107 transitions. Word has length 135 [2022-02-10 23:45:31,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:31,044 INFO L470 AbstractCegarLoop]: Abstraction has 2658 states and 5107 transitions. [2022-02-10 23:45:31,044 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:31,044 INFO L276 IsEmpty]: Start isEmpty. Operand 2658 states and 5107 transitions. [2022-02-10 23:45:31,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:45:31,045 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:31,045 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:31,045 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2022-02-10 23:45:31,045 INFO L402 AbstractCegarLoop]: === Iteration 90 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:31,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:31,046 INFO L85 PathProgramCache]: Analyzing trace with hash 583862411, now seen corresponding path program 8 times [2022-02-10 23:45:31,046 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:31,046 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660091336] [2022-02-10 23:45:31,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:31,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:31,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:31,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:31,383 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:31,383 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660091336] [2022-02-10 23:45:31,383 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660091336] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:31,383 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:31,383 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:45:31,383 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796623204] [2022-02-10 23:45:31,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:31,383 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:45:31,384 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:31,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:45:31,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:45:31,384 INFO L87 Difference]: Start difference. First operand 2658 states and 5107 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:33,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:33,492 INFO L93 Difference]: Finished difference Result 3506 states and 6742 transitions. [2022-02-10 23:45:33,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:45:33,492 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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 135 [2022-02-10 23:45:33,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:33,497 INFO L225 Difference]: With dead ends: 3506 [2022-02-10 23:45:33,497 INFO L226 Difference]: Without dead ends: 3506 [2022-02-10 23:45:33,497 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1504 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=868, Invalid=4244, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:45:33,497 INFO L934 BasicCegarLoop]: 289 mSDtfsCounter, 1711 mSDsluCounter, 3133 mSDsCounter, 0 mSdLazyCounter, 2471 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1711 SdHoareTripleChecker+Valid, 3420 SdHoareTripleChecker+Invalid, 2675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 2471 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:33,497 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1711 Valid, 3420 Invalid, 2675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 2471 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:45:33,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3506 states. [2022-02-10 23:45:33,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3506 to 2667. [2022-02-10 23:45:33,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2667 states, 2655 states have (on average 1.9303201506591336) internal successors, (5125), 2666 states have internal predecessors, (5125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:33,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2667 states to 2667 states and 5125 transitions. [2022-02-10 23:45:33,521 INFO L78 Accepts]: Start accepts. Automaton has 2667 states and 5125 transitions. Word has length 135 [2022-02-10 23:45:33,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:33,522 INFO L470 AbstractCegarLoop]: Abstraction has 2667 states and 5125 transitions. [2022-02-10 23:45:33,522 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:33,522 INFO L276 IsEmpty]: Start isEmpty. Operand 2667 states and 5125 transitions. [2022-02-10 23:45:33,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:45:33,523 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:33,523 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:33,523 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2022-02-10 23:45:33,523 INFO L402 AbstractCegarLoop]: === Iteration 91 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:33,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:33,523 INFO L85 PathProgramCache]: Analyzing trace with hash 1506903891, now seen corresponding path program 9 times [2022-02-10 23:45:33,523 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:33,523 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549032900] [2022-02-10 23:45:33,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:33,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:33,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:33,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:33,900 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:33,900 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549032900] [2022-02-10 23:45:33,900 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [549032900] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:33,900 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:33,900 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:45:33,901 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054593074] [2022-02-10 23:45:33,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:33,901 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:45:33,901 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:33,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:45:33,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:45:33,901 INFO L87 Difference]: Start difference. First operand 2667 states and 5125 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:35,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:35,949 INFO L93 Difference]: Finished difference Result 3549 states and 6821 transitions. [2022-02-10 23:45:35,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-02-10 23:45:35,950 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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 135 [2022-02-10 23:45:35,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:35,953 INFO L225 Difference]: With dead ends: 3549 [2022-02-10 23:45:35,953 INFO L226 Difference]: Without dead ends: 3549 [2022-02-10 23:45:35,954 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1608 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=911, Invalid=4491, Unknown=0, NotChecked=0, Total=5402 [2022-02-10 23:45:35,954 INFO L934 BasicCegarLoop]: 297 mSDtfsCounter, 1734 mSDsluCounter, 2994 mSDsCounter, 0 mSdLazyCounter, 2312 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1734 SdHoareTripleChecker+Valid, 3289 SdHoareTripleChecker+Invalid, 2530 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 2312 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:35,954 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1734 Valid, 3289 Invalid, 2530 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 2312 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:45:35,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3549 states. [2022-02-10 23:45:35,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3549 to 2644. [2022-02-10 23:45:35,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2644 states, 2632 states have (on average 1.928191489361702) internal successors, (5075), 2643 states have internal predecessors, (5075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:35,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 2644 states and 5075 transitions. [2022-02-10 23:45:35,979 INFO L78 Accepts]: Start accepts. Automaton has 2644 states and 5075 transitions. Word has length 135 [2022-02-10 23:45:35,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:35,979 INFO L470 AbstractCegarLoop]: Abstraction has 2644 states and 5075 transitions. [2022-02-10 23:45:35,979 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:35,979 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 5075 transitions. [2022-02-10 23:45:35,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:45:35,980 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:35,980 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:35,980 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2022-02-10 23:45:35,980 INFO L402 AbstractCegarLoop]: === Iteration 92 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:35,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:35,981 INFO L85 PathProgramCache]: Analyzing trace with hash -1951368575, now seen corresponding path program 10 times [2022-02-10 23:45:35,981 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:35,981 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944181342] [2022-02-10 23:45:35,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:35,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:36,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:36,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:36,448 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:36,448 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944181342] [2022-02-10 23:45:36,448 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1944181342] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:36,448 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:36,448 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-02-10 23:45:36,448 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281073161] [2022-02-10 23:45:36,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:36,448 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-02-10 23:45:36,448 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:36,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-02-10 23:45:36,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=441, Unknown=0, NotChecked=0, Total=506 [2022-02-10 23:45:36,449 INFO L87 Difference]: Start difference. First operand 2644 states and 5075 transitions. Second operand has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:38,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:38,697 INFO L93 Difference]: Finished difference Result 2969 states and 5678 transitions. [2022-02-10 23:45:38,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-02-10 23:45:38,697 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 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 135 [2022-02-10 23:45:38,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:38,700 INFO L225 Difference]: With dead ends: 2969 [2022-02-10 23:45:38,700 INFO L226 Difference]: Without dead ends: 2969 [2022-02-10 23:45:38,700 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1468 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=868, Invalid=4244, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:45:38,700 INFO L934 BasicCegarLoop]: 297 mSDtfsCounter, 1303 mSDsluCounter, 3392 mSDsCounter, 0 mSdLazyCounter, 2802 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1303 SdHoareTripleChecker+Valid, 3685 SdHoareTripleChecker+Invalid, 2976 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 2802 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:38,701 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1303 Valid, 3685 Invalid, 2976 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 2802 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:45:38,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2969 states. [2022-02-10 23:45:38,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2969 to 2644. [2022-02-10 23:45:38,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2644 states, 2632 states have (on average 1.928191489361702) internal successors, (5075), 2643 states have internal predecessors, (5075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:38,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 2644 states and 5075 transitions. [2022-02-10 23:45:38,721 INFO L78 Accepts]: Start accepts. Automaton has 2644 states and 5075 transitions. Word has length 135 [2022-02-10 23:45:38,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:38,721 INFO L470 AbstractCegarLoop]: Abstraction has 2644 states and 5075 transitions. [2022-02-10 23:45:38,721 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:38,721 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 5075 transitions. [2022-02-10 23:45:38,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:45:38,722 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:38,722 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:38,722 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2022-02-10 23:45:38,722 INFO L402 AbstractCegarLoop]: === Iteration 93 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:38,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:38,723 INFO L85 PathProgramCache]: Analyzing trace with hash 96426549, now seen corresponding path program 11 times [2022-02-10 23:45:38,723 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:38,723 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433522203] [2022-02-10 23:45:38,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:38,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:38,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:39,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:39,148 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:39,148 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433522203] [2022-02-10 23:45:39,148 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433522203] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:39,148 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:39,148 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-02-10 23:45:39,148 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265576078] [2022-02-10 23:45:39,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:39,148 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-02-10 23:45:39,148 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:39,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-02-10 23:45:39,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=445, Unknown=0, NotChecked=0, Total=506 [2022-02-10 23:45:39,149 INFO L87 Difference]: Start difference. First operand 2644 states and 5075 transitions. Second operand has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:41,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:41,448 INFO L93 Difference]: Finished difference Result 3001 states and 5741 transitions. [2022-02-10 23:45:41,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-02-10 23:45:41,449 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 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 135 [2022-02-10 23:45:41,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:41,452 INFO L225 Difference]: With dead ends: 3001 [2022-02-10 23:45:41,452 INFO L226 Difference]: Without dead ends: 3001 [2022-02-10 23:45:41,452 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1649 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=971, Invalid=4579, Unknown=0, NotChecked=0, Total=5550 [2022-02-10 23:45:41,452 INFO L934 BasicCegarLoop]: 298 mSDtfsCounter, 1202 mSDsluCounter, 3482 mSDsCounter, 0 mSdLazyCounter, 2886 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1202 SdHoareTripleChecker+Valid, 3776 SdHoareTripleChecker+Invalid, 3067 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 2886 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:41,452 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1202 Valid, 3776 Invalid, 3067 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 2886 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:45:41,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3001 states. [2022-02-10 23:45:41,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3001 to 2650. [2022-02-10 23:45:41,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2650 states, 2638 states have (on average 1.928354814253222) internal successors, (5087), 2649 states have internal predecessors, (5087), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:41,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2650 states to 2650 states and 5087 transitions. [2022-02-10 23:45:41,474 INFO L78 Accepts]: Start accepts. Automaton has 2650 states and 5087 transitions. Word has length 135 [2022-02-10 23:45:41,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:41,474 INFO L470 AbstractCegarLoop]: Abstraction has 2650 states and 5087 transitions. [2022-02-10 23:45:41,474 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:41,474 INFO L276 IsEmpty]: Start isEmpty. Operand 2650 states and 5087 transitions. [2022-02-10 23:45:41,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:45:41,475 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:41,475 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:41,475 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2022-02-10 23:45:41,476 INFO L402 AbstractCegarLoop]: === Iteration 94 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:41,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:41,476 INFO L85 PathProgramCache]: Analyzing trace with hash -719581135, now seen corresponding path program 12 times [2022-02-10 23:45:41,476 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:41,476 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580912858] [2022-02-10 23:45:41,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:41,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:41,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:41,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:41,933 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:41,933 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580912858] [2022-02-10 23:45:41,933 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580912858] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:41,933 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:41,933 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:45:41,933 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510834304] [2022-02-10 23:45:41,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:41,934 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:45:41,934 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:41,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:45:41,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:45:41,934 INFO L87 Difference]: Start difference. First operand 2650 states and 5087 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:44,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:44,032 INFO L93 Difference]: Finished difference Result 3019 states and 5776 transitions. [2022-02-10 23:45:44,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:45:44,035 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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 135 [2022-02-10 23:45:44,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:44,039 INFO L225 Difference]: With dead ends: 3019 [2022-02-10 23:45:44,039 INFO L226 Difference]: Without dead ends: 3019 [2022-02-10 23:45:44,039 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1483 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=973, Invalid=4139, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:45:44,039 INFO L934 BasicCegarLoop]: 319 mSDtfsCounter, 1285 mSDsluCounter, 3152 mSDsCounter, 0 mSdLazyCounter, 2415 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1285 SdHoareTripleChecker+Valid, 3469 SdHoareTripleChecker+Invalid, 2604 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 2415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:44,039 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1285 Valid, 3469 Invalid, 2604 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 2415 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:45:44,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3019 states. [2022-02-10 23:45:44,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3019 to 2644. [2022-02-10 23:45:44,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2644 states, 2632 states have (on average 1.928191489361702) internal successors, (5075), 2643 states have internal predecessors, (5075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:44,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 2644 states and 5075 transitions. [2022-02-10 23:45:44,060 INFO L78 Accepts]: Start accepts. Automaton has 2644 states and 5075 transitions. Word has length 135 [2022-02-10 23:45:44,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:44,061 INFO L470 AbstractCegarLoop]: Abstraction has 2644 states and 5075 transitions. [2022-02-10 23:45:44,061 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:44,061 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 5075 transitions. [2022-02-10 23:45:44,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:45:44,062 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:44,062 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:44,062 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2022-02-10 23:45:44,062 INFO L402 AbstractCegarLoop]: === Iteration 95 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:44,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:44,062 INFO L85 PathProgramCache]: Analyzing trace with hash -1058589665, now seen corresponding path program 13 times [2022-02-10 23:45:44,063 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:44,063 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346291496] [2022-02-10 23:45:44,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:44,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:44,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:44,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:44,490 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:44,490 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346291496] [2022-02-10 23:45:44,490 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346291496] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:44,490 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:44,490 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-02-10 23:45:44,490 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742590413] [2022-02-10 23:45:44,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:44,490 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-02-10 23:45:44,491 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:44,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-02-10 23:45:44,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2022-02-10 23:45:44,491 INFO L87 Difference]: Start difference. First operand 2644 states and 5075 transitions. Second operand has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:46,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:46,595 INFO L93 Difference]: Finished difference Result 3002 states and 5744 transitions. [2022-02-10 23:45:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:45:46,596 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 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 135 [2022-02-10 23:45:46,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:46,599 INFO L225 Difference]: With dead ends: 3002 [2022-02-10 23:45:46,599 INFO L226 Difference]: Without dead ends: 3002 [2022-02-10 23:45:46,599 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1541 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=902, Invalid=4354, Unknown=0, NotChecked=0, Total=5256 [2022-02-10 23:45:46,600 INFO L934 BasicCegarLoop]: 271 mSDtfsCounter, 1280 mSDsluCounter, 2905 mSDsCounter, 0 mSdLazyCounter, 2492 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1280 SdHoareTripleChecker+Valid, 3172 SdHoareTripleChecker+Invalid, 2690 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 2492 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:46,600 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1280 Valid, 3172 Invalid, 2690 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 2492 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:45:46,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3002 states. [2022-02-10 23:45:46,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3002 to 2656. [2022-02-10 23:45:46,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2656 states, 2644 states have (on average 1.928517397881997) internal successors, (5099), 2655 states have internal predecessors, (5099), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:46,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 2656 states and 5099 transitions. [2022-02-10 23:45:46,621 INFO L78 Accepts]: Start accepts. Automaton has 2656 states and 5099 transitions. Word has length 135 [2022-02-10 23:45:46,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:46,621 INFO L470 AbstractCegarLoop]: Abstraction has 2656 states and 5099 transitions. [2022-02-10 23:45:46,621 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:46,621 INFO L276 IsEmpty]: Start isEmpty. Operand 2656 states and 5099 transitions. [2022-02-10 23:45:46,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:45:46,622 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:46,623 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:46,623 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2022-02-10 23:45:46,623 INFO L402 AbstractCegarLoop]: === Iteration 96 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:46,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:46,623 INFO L85 PathProgramCache]: Analyzing trace with hash -1874597349, now seen corresponding path program 14 times [2022-02-10 23:45:46,623 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:46,623 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211411869] [2022-02-10 23:45:46,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:46,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:46,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:47,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:47,038 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:47,038 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211411869] [2022-02-10 23:45:47,038 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211411869] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:47,038 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:47,038 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:45:47,038 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819768695] [2022-02-10 23:45:47,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:47,039 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:45:47,039 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:47,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:45:47,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:45:47,039 INFO L87 Difference]: Start difference. First operand 2656 states and 5099 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:49,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:49,138 INFO L93 Difference]: Finished difference Result 3046 states and 5830 transitions. [2022-02-10 23:45:49,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:45:49,138 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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 135 [2022-02-10 23:45:49,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:49,141 INFO L225 Difference]: With dead ends: 3046 [2022-02-10 23:45:49,141 INFO L226 Difference]: Without dead ends: 3046 [2022-02-10 23:45:49,142 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1494 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=966, Invalid=4146, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:45:49,142 INFO L934 BasicCegarLoop]: 292 mSDtfsCounter, 1274 mSDsluCounter, 3118 mSDsCounter, 0 mSdLazyCounter, 2352 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1274 SdHoareTripleChecker+Valid, 3408 SdHoareTripleChecker+Invalid, 2560 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 2352 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:49,142 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1274 Valid, 3408 Invalid, 2560 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 2352 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:45:49,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3046 states. [2022-02-10 23:45:49,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3046 to 2650. [2022-02-10 23:45:49,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2650 states, 2638 states have (on average 1.928354814253222) internal successors, (5087), 2649 states have internal predecessors, (5087), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:49,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2650 states to 2650 states and 5087 transitions. [2022-02-10 23:45:49,163 INFO L78 Accepts]: Start accepts. Automaton has 2650 states and 5087 transitions. Word has length 135 [2022-02-10 23:45:49,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:49,163 INFO L470 AbstractCegarLoop]: Abstraction has 2650 states and 5087 transitions. [2022-02-10 23:45:49,163 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:49,163 INFO L276 IsEmpty]: Start isEmpty. Operand 2650 states and 5087 transitions. [2022-02-10 23:45:49,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:45:49,164 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:49,164 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:49,164 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2022-02-10 23:45:49,164 INFO L402 AbstractCegarLoop]: === Iteration 97 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:49,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:49,165 INFO L85 PathProgramCache]: Analyzing trace with hash 1713028831, now seen corresponding path program 15 times [2022-02-10 23:45:49,165 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:49,165 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558718785] [2022-02-10 23:45:49,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:49,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:49,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:49,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:49,533 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:49,533 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558718785] [2022-02-10 23:45:49,533 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558718785] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:49,534 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:49,534 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:45:49,534 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499019450] [2022-02-10 23:45:49,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:49,534 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:45:49,534 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:49,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:45:49,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:45:49,534 INFO L87 Difference]: Start difference. First operand 2650 states and 5087 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:51,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:51,629 INFO L93 Difference]: Finished difference Result 3069 states and 5874 transitions. [2022-02-10 23:45:51,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:45:51,629 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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 135 [2022-02-10 23:45:51,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:51,633 INFO L225 Difference]: With dead ends: 3069 [2022-02-10 23:45:51,633 INFO L226 Difference]: Without dead ends: 3069 [2022-02-10 23:45:51,633 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1481 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=943, Invalid=4169, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:45:51,633 INFO L934 BasicCegarLoop]: 301 mSDtfsCounter, 1278 mSDsluCounter, 3125 mSDsCounter, 0 mSdLazyCounter, 2414 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1278 SdHoareTripleChecker+Valid, 3424 SdHoareTripleChecker+Invalid, 2623 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 2414 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:51,633 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1278 Valid, 3424 Invalid, 2623 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 2414 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:45:51,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3069 states. [2022-02-10 23:45:51,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3069 to 2644. [2022-02-10 23:45:51,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2644 states, 2632 states have (on average 1.928191489361702) internal successors, (5075), 2643 states have internal predecessors, (5075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:51,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 2644 states and 5075 transitions. [2022-02-10 23:45:51,666 INFO L78 Accepts]: Start accepts. Automaton has 2644 states and 5075 transitions. Word has length 135 [2022-02-10 23:45:51,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:51,666 INFO L470 AbstractCegarLoop]: Abstraction has 2644 states and 5075 transitions. [2022-02-10 23:45:51,666 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:51,666 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 5075 transitions. [2022-02-10 23:45:51,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:45:51,667 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:51,667 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:51,667 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2022-02-10 23:45:51,667 INFO L402 AbstractCegarLoop]: === Iteration 98 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:51,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:51,668 INFO L85 PathProgramCache]: Analyzing trace with hash -491243497, now seen corresponding path program 16 times [2022-02-10 23:45:51,668 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:51,668 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361081707] [2022-02-10 23:45:51,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:51,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:51,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:52,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:52,096 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:52,096 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361081707] [2022-02-10 23:45:52,096 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361081707] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:52,096 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:52,096 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-02-10 23:45:52,096 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814998576] [2022-02-10 23:45:52,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:52,096 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-02-10 23:45:52,096 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:52,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-02-10 23:45:52,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=445, Unknown=0, NotChecked=0, Total=506 [2022-02-10 23:45:52,097 INFO L87 Difference]: Start difference. First operand 2644 states and 5075 transitions. Second operand has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:54,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:54,103 INFO L93 Difference]: Finished difference Result 3016 states and 5772 transitions. [2022-02-10 23:45:54,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:45:54,104 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 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 135 [2022-02-10 23:45:54,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:54,108 INFO L225 Difference]: With dead ends: 3016 [2022-02-10 23:45:54,108 INFO L226 Difference]: Without dead ends: 3016 [2022-02-10 23:45:54,108 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1434 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=836, Invalid=4134, Unknown=0, NotChecked=0, Total=4970 [2022-02-10 23:45:54,108 INFO L934 BasicCegarLoop]: 255 mSDtfsCounter, 1396 mSDsluCounter, 2675 mSDsCounter, 0 mSdLazyCounter, 2397 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1396 SdHoareTripleChecker+Valid, 2926 SdHoareTripleChecker+Invalid, 2618 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 2397 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:54,108 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1396 Valid, 2926 Invalid, 2618 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 2397 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:45:54,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3016 states. [2022-02-10 23:45:54,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3016 to 2662. [2022-02-10 23:45:54,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2662 states, 2650 states have (on average 1.9286792452830188) internal successors, (5111), 2661 states have internal predecessors, (5111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:54,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2662 states to 2662 states and 5111 transitions. [2022-02-10 23:45:54,130 INFO L78 Accepts]: Start accepts. Automaton has 2662 states and 5111 transitions. Word has length 135 [2022-02-10 23:45:54,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:54,130 INFO L470 AbstractCegarLoop]: Abstraction has 2662 states and 5111 transitions. [2022-02-10 23:45:54,130 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:54,131 INFO L276 IsEmpty]: Start isEmpty. Operand 2662 states and 5111 transitions. [2022-02-10 23:45:54,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:45:54,132 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:54,132 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:54,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2022-02-10 23:45:54,132 INFO L402 AbstractCegarLoop]: === Iteration 99 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:54,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:54,132 INFO L85 PathProgramCache]: Analyzing trace with hash -1307251181, now seen corresponding path program 17 times [2022-02-10 23:45:54,132 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:54,132 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269346383] [2022-02-10 23:45:54,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:54,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:54,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:54,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:54,524 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:54,524 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269346383] [2022-02-10 23:45:54,524 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269346383] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:54,524 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:54,524 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:45:54,524 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114476364] [2022-02-10 23:45:54,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:54,524 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:45:54,524 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:54,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:45:54,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:45:54,525 INFO L87 Difference]: Start difference. First operand 2662 states and 5111 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:56,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:56,415 INFO L93 Difference]: Finished difference Result 3060 states and 5858 transitions. [2022-02-10 23:45:56,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:45:56,416 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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 135 [2022-02-10 23:45:56,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:56,419 INFO L225 Difference]: With dead ends: 3060 [2022-02-10 23:45:56,419 INFO L226 Difference]: Without dead ends: 3060 [2022-02-10 23:45:56,420 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1392 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=888, Invalid=3942, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:45:56,420 INFO L934 BasicCegarLoop]: 276 mSDtfsCounter, 1375 mSDsluCounter, 2617 mSDsCounter, 0 mSdLazyCounter, 2007 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1375 SdHoareTripleChecker+Valid, 2891 SdHoareTripleChecker+Invalid, 2241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 2007 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:56,420 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1375 Valid, 2891 Invalid, 2241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 2007 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:45:56,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3060 states. [2022-02-10 23:45:56,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3060 to 2656. [2022-02-10 23:45:56,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2656 states, 2644 states have (on average 1.928517397881997) internal successors, (5099), 2655 states have internal predecessors, (5099), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:56,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 2656 states and 5099 transitions. [2022-02-10 23:45:56,453 INFO L78 Accepts]: Start accepts. Automaton has 2656 states and 5099 transitions. Word has length 135 [2022-02-10 23:45:56,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:56,453 INFO L470 AbstractCegarLoop]: Abstraction has 2656 states and 5099 transitions. [2022-02-10 23:45:56,453 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:56,453 INFO L276 IsEmpty]: Start isEmpty. Operand 2656 states and 5099 transitions. [2022-02-10 23:45:56,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:45:56,454 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:56,455 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:56,455 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2022-02-10 23:45:56,455 INFO L402 AbstractCegarLoop]: === Iteration 100 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:56,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:56,455 INFO L85 PathProgramCache]: Analyzing trace with hash -2014592297, now seen corresponding path program 18 times [2022-02-10 23:45:56,455 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:56,455 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069659014] [2022-02-10 23:45:56,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:56,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:56,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:56,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:56,859 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:56,859 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069659014] [2022-02-10 23:45:56,859 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2069659014] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:56,859 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:56,859 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:45:56,859 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209725754] [2022-02-10 23:45:56,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:56,859 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:45:56,859 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:56,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:45:56,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:45:56,860 INFO L87 Difference]: Start difference. First operand 2656 states and 5099 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:58,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:58,888 INFO L93 Difference]: Finished difference Result 3101 states and 5938 transitions. [2022-02-10 23:45:58,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:45:58,888 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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 135 [2022-02-10 23:45:58,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:58,891 INFO L225 Difference]: With dead ends: 3101 [2022-02-10 23:45:58,891 INFO L226 Difference]: Without dead ends: 3101 [2022-02-10 23:45:58,892 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1495 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=924, Invalid=4188, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:45:58,892 INFO L934 BasicCegarLoop]: 285 mSDtfsCounter, 1284 mSDsluCounter, 2928 mSDsCounter, 0 mSdLazyCounter, 2263 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1284 SdHoareTripleChecker+Valid, 3211 SdHoareTripleChecker+Invalid, 2486 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 2263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:58,892 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1284 Valid, 3211 Invalid, 2486 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 2263 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:45:58,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3101 states. [2022-02-10 23:45:58,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3101 to 2650. [2022-02-10 23:45:58,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2650 states, 2638 states have (on average 1.928354814253222) internal successors, (5087), 2649 states have internal predecessors, (5087), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:58,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2650 states to 2650 states and 5087 transitions. [2022-02-10 23:45:58,913 INFO L78 Accepts]: Start accepts. Automaton has 2650 states and 5087 transitions. Word has length 135 [2022-02-10 23:45:58,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:58,913 INFO L470 AbstractCegarLoop]: Abstraction has 2650 states and 5087 transitions. [2022-02-10 23:45:58,913 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:58,913 INFO L276 IsEmpty]: Start isEmpty. Operand 2650 states and 5087 transitions. [2022-02-10 23:45:58,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:45:58,914 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:58,914 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:58,914 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2022-02-10 23:45:58,914 INFO L402 AbstractCegarLoop]: === Iteration 101 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:45:58,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:58,915 INFO L85 PathProgramCache]: Analyzing trace with hash -420732077, now seen corresponding path program 19 times [2022-02-10 23:45:58,915 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:58,915 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171131624] [2022-02-10 23:45:58,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:58,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:58,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:59,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:59,259 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:59,259 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1171131624] [2022-02-10 23:45:59,260 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1171131624] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:59,260 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:59,260 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:45:59,260 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620057297] [2022-02-10 23:45:59,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:59,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:45:59,260 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:59,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:45:59,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:45:59,261 INFO L87 Difference]: Start difference. First operand 2650 states and 5087 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:01,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:01,146 INFO L93 Difference]: Finished difference Result 3119 states and 5972 transitions. [2022-02-10 23:46:01,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:46:01,146 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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 135 [2022-02-10 23:46:01,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:01,149 INFO L225 Difference]: With dead ends: 3119 [2022-02-10 23:46:01,149 INFO L226 Difference]: Without dead ends: 3119 [2022-02-10 23:46:01,150 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1482 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=917, Invalid=4195, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:46:01,150 INFO L934 BasicCegarLoop]: 293 mSDtfsCounter, 1295 mSDsluCounter, 2654 mSDsCounter, 0 mSdLazyCounter, 2002 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1295 SdHoareTripleChecker+Valid, 2945 SdHoareTripleChecker+Invalid, 2228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 2002 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:01,150 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1295 Valid, 2945 Invalid, 2228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 2002 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:46:01,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3119 states. [2022-02-10 23:46:01,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3119 to 2644. [2022-02-10 23:46:01,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2644 states, 2632 states have (on average 1.928191489361702) internal successors, (5075), 2643 states have internal predecessors, (5075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:01,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 2644 states and 5075 transitions. [2022-02-10 23:46:01,189 INFO L78 Accepts]: Start accepts. Automaton has 2644 states and 5075 transitions. Word has length 135 [2022-02-10 23:46:01,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:01,189 INFO L470 AbstractCegarLoop]: Abstraction has 2644 states and 5075 transitions. [2022-02-10 23:46:01,189 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:01,189 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 5075 transitions. [2022-02-10 23:46:01,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:46:01,190 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:01,191 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:01,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2022-02-10 23:46:01,191 INFO L402 AbstractCegarLoop]: === Iteration 102 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:01,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:01,191 INFO L85 PathProgramCache]: Analyzing trace with hash -845890499, now seen corresponding path program 20 times [2022-02-10 23:46:01,191 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:01,191 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826159857] [2022-02-10 23:46:01,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:01,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:01,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:01,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:01,509 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:01,510 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826159857] [2022-02-10 23:46:01,510 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1826159857] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:01,510 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:01,510 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:46:01,510 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7201570] [2022-02-10 23:46:01,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:01,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:46:01,510 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:01,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:46:01,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:46:01,511 INFO L87 Difference]: Start difference. First operand 2644 states and 5075 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:03,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:03,550 INFO L93 Difference]: Finished difference Result 4480 states and 8607 transitions. [2022-02-10 23:46:03,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-02-10 23:46:03,550 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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 135 [2022-02-10 23:46:03,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:03,555 INFO L225 Difference]: With dead ends: 4480 [2022-02-10 23:46:03,555 INFO L226 Difference]: Without dead ends: 4480 [2022-02-10 23:46:03,555 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1669 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=936, Invalid=4614, Unknown=0, NotChecked=0, Total=5550 [2022-02-10 23:46:03,555 INFO L934 BasicCegarLoop]: 316 mSDtfsCounter, 2077 mSDsluCounter, 3221 mSDsCounter, 0 mSdLazyCounter, 2318 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2077 SdHoareTripleChecker+Valid, 3535 SdHoareTripleChecker+Invalid, 2548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 2318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:03,555 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [2077 Valid, 3535 Invalid, 2548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 2318 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:46:03,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4480 states. [2022-02-10 23:46:03,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4480 to 2661. [2022-02-10 23:46:03,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2661 states, 2649 states have (on average 1.928652321630804) internal successors, (5109), 2660 states have internal predecessors, (5109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:03,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2661 states to 2661 states and 5109 transitions. [2022-02-10 23:46:03,581 INFO L78 Accepts]: Start accepts. Automaton has 2661 states and 5109 transitions. Word has length 135 [2022-02-10 23:46:03,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:03,581 INFO L470 AbstractCegarLoop]: Abstraction has 2661 states and 5109 transitions. [2022-02-10 23:46:03,581 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:03,581 INFO L276 IsEmpty]: Start isEmpty. Operand 2661 states and 5109 transitions. [2022-02-10 23:46:03,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:46:03,582 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:03,582 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:03,583 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2022-02-10 23:46:03,583 INFO L402 AbstractCegarLoop]: === Iteration 103 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:03,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:03,583 INFO L85 PathProgramCache]: Analyzing trace with hash 1118923089, now seen corresponding path program 2 times [2022-02-10 23:46:03,583 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:03,583 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878741185] [2022-02-10 23:46:03,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:03,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:03,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:03,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:03,910 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:03,910 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878741185] [2022-02-10 23:46:03,910 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [878741185] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:03,910 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:03,911 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-02-10 23:46:03,911 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035331712] [2022-02-10 23:46:03,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:03,911 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-02-10 23:46:03,911 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:03,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-02-10 23:46:03,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=447, Unknown=0, NotChecked=0, Total=506 [2022-02-10 23:46:03,911 INFO L87 Difference]: Start difference. First operand 2661 states and 5109 transitions. Second operand has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:07,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:07,354 INFO L93 Difference]: Finished difference Result 4860 states and 9291 transitions. [2022-02-10 23:46:07,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2022-02-10 23:46:07,354 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 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 135 [2022-02-10 23:46:07,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:07,360 INFO L225 Difference]: With dead ends: 4860 [2022-02-10 23:46:07,360 INFO L226 Difference]: Without dead ends: 4860 [2022-02-10 23:46:07,361 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3067 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1261, Invalid=8441, Unknown=0, NotChecked=0, Total=9702 [2022-02-10 23:46:07,361 INFO L934 BasicCegarLoop]: 338 mSDtfsCounter, 2650 mSDsluCounter, 4089 mSDsCounter, 0 mSdLazyCounter, 4611 mSolverCounterSat, 549 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2650 SdHoareTripleChecker+Valid, 4421 SdHoareTripleChecker+Invalid, 5160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 549 IncrementalHoareTripleChecker+Valid, 4611 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:07,361 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [2650 Valid, 4421 Invalid, 5160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [549 Valid, 4611 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-10 23:46:07,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4860 states. [2022-02-10 23:46:07,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4860 to 2567. [2022-02-10 23:46:07,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2555 states have (on average 1.926027397260274) internal successors, (4921), 2566 states have internal predecessors, (4921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:07,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4921 transitions. [2022-02-10 23:46:07,390 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4921 transitions. Word has length 135 [2022-02-10 23:46:07,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:07,390 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4921 transitions. [2022-02-10 23:46:07,390 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:07,391 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4921 transitions. [2022-02-10 23:46:07,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:46:07,391 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:07,392 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:07,392 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2022-02-10 23:46:07,392 INFO L402 AbstractCegarLoop]: === Iteration 104 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:07,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:07,392 INFO L85 PathProgramCache]: Analyzing trace with hash 2115436005, now seen corresponding path program 3 times [2022-02-10 23:46:07,392 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:07,392 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524467582] [2022-02-10 23:46:07,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:07,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:07,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:07,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:07,635 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:07,635 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [524467582] [2022-02-10 23:46:07,635 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [524467582] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:07,635 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:07,635 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:07,635 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411135299] [2022-02-10 23:46:07,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:07,635 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:07,635 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:07,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:07,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:07,636 INFO L87 Difference]: Start difference. First operand 2567 states and 4921 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:09,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:09,788 INFO L93 Difference]: Finished difference Result 5297 states and 10179 transitions. [2022-02-10 23:46:09,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-02-10 23:46:09,788 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:46:09,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:09,794 INFO L225 Difference]: With dead ends: 5297 [2022-02-10 23:46:09,794 INFO L226 Difference]: Without dead ends: 5297 [2022-02-10 23:46:09,795 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1361 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=619, Invalid=4211, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:46:09,795 INFO L934 BasicCegarLoop]: 418 mSDtfsCounter, 1482 mSDsluCounter, 4079 mSDsCounter, 0 mSdLazyCounter, 3586 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1482 SdHoareTripleChecker+Valid, 4494 SdHoareTripleChecker+Invalid, 3772 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 3586 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:09,795 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1482 Valid, 4494 Invalid, 3772 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 3586 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:46:09,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5297 states. [2022-02-10 23:46:09,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5297 to 2699. [2022-02-10 23:46:09,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2699 states, 2687 states have (on average 1.9311499813918869) internal successors, (5189), 2698 states have internal predecessors, (5189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:09,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2699 states and 5189 transitions. [2022-02-10 23:46:09,836 INFO L78 Accepts]: Start accepts. Automaton has 2699 states and 5189 transitions. Word has length 135 [2022-02-10 23:46:09,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:09,836 INFO L470 AbstractCegarLoop]: Abstraction has 2699 states and 5189 transitions. [2022-02-10 23:46:09,836 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:09,836 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 5189 transitions. [2022-02-10 23:46:09,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:46:09,837 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:09,837 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:09,837 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2022-02-10 23:46:09,837 INFO L402 AbstractCegarLoop]: === Iteration 105 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:09,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:09,838 INFO L85 PathProgramCache]: Analyzing trace with hash 1286681227, now seen corresponding path program 21 times [2022-02-10 23:46:09,838 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:09,838 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088102698] [2022-02-10 23:46:09,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:09,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:09,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:10,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:10,078 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:10,078 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088102698] [2022-02-10 23:46:10,078 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2088102698] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:10,078 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:10,078 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:10,079 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090820753] [2022-02-10 23:46:10,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:10,079 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:10,079 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:10,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:10,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:10,079 INFO L87 Difference]: Start difference. First operand 2699 states and 5189 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:11,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:11,790 INFO L93 Difference]: Finished difference Result 4699 states and 9062 transitions. [2022-02-10 23:46:11,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-02-10 23:46:11,790 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:46:11,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:11,795 INFO L225 Difference]: With dead ends: 4699 [2022-02-10 23:46:11,795 INFO L226 Difference]: Without dead ends: 4699 [2022-02-10 23:46:11,795 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1291 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=579, Invalid=3977, Unknown=0, NotChecked=0, Total=4556 [2022-02-10 23:46:11,795 INFO L934 BasicCegarLoop]: 375 mSDtfsCounter, 1168 mSDsluCounter, 4036 mSDsCounter, 0 mSdLazyCounter, 2831 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1168 SdHoareTripleChecker+Valid, 4409 SdHoareTripleChecker+Invalid, 2920 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 2831 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:11,795 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1168 Valid, 4409 Invalid, 2920 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 2831 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:46:11,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4699 states. [2022-02-10 23:46:11,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4699 to 2659. [2022-02-10 23:46:11,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2659 states, 2647 states have (on average 1.9301095579901775) internal successors, (5109), 2658 states have internal predecessors, (5109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:11,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2659 states to 2659 states and 5109 transitions. [2022-02-10 23:46:11,820 INFO L78 Accepts]: Start accepts. Automaton has 2659 states and 5109 transitions. Word has length 135 [2022-02-10 23:46:11,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:11,820 INFO L470 AbstractCegarLoop]: Abstraction has 2659 states and 5109 transitions. [2022-02-10 23:46:11,821 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:11,821 INFO L276 IsEmpty]: Start isEmpty. Operand 2659 states and 5109 transitions. [2022-02-10 23:46:11,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:46:11,822 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:11,822 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:11,822 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2022-02-10 23:46:11,822 INFO L402 AbstractCegarLoop]: === Iteration 106 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:11,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:11,822 INFO L85 PathProgramCache]: Analyzing trace with hash 1189533523, now seen corresponding path program 22 times [2022-02-10 23:46:11,822 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:11,822 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527643879] [2022-02-10 23:46:11,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:11,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:11,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:12,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:12,087 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:12,087 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1527643879] [2022-02-10 23:46:12,087 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1527643879] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:12,087 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:12,087 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:12,087 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459570217] [2022-02-10 23:46:12,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:12,088 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:12,088 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:12,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:12,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:12,088 INFO L87 Difference]: Start difference. First operand 2659 states and 5109 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:13,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:13,710 INFO L93 Difference]: Finished difference Result 3671 states and 7099 transitions. [2022-02-10 23:46:13,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-02-10 23:46:13,711 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:46:13,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:13,715 INFO L225 Difference]: With dead ends: 3671 [2022-02-10 23:46:13,715 INFO L226 Difference]: Without dead ends: 3671 [2022-02-10 23:46:13,715 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1012 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=524, Invalid=3258, Unknown=0, NotChecked=0, Total=3782 [2022-02-10 23:46:13,715 INFO L934 BasicCegarLoop]: 307 mSDtfsCounter, 894 mSDsluCounter, 3507 mSDsCounter, 0 mSdLazyCounter, 2592 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 894 SdHoareTripleChecker+Valid, 3812 SdHoareTripleChecker+Invalid, 2647 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 2592 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:13,716 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [894 Valid, 3812 Invalid, 2647 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 2592 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:46:13,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3671 states. [2022-02-10 23:46:13,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3671 to 2665. [2022-02-10 23:46:13,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2665 states, 2653 states have (on average 1.9302676215604975) internal successors, (5121), 2664 states have internal predecessors, (5121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:13,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2665 states to 2665 states and 5121 transitions. [2022-02-10 23:46:13,739 INFO L78 Accepts]: Start accepts. Automaton has 2665 states and 5121 transitions. Word has length 135 [2022-02-10 23:46:13,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:13,739 INFO L470 AbstractCegarLoop]: Abstraction has 2665 states and 5121 transitions. [2022-02-10 23:46:13,739 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:13,739 INFO L276 IsEmpty]: Start isEmpty. Operand 2665 states and 5121 transitions. [2022-02-10 23:46:13,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:46:13,740 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:13,740 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:13,740 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2022-02-10 23:46:13,740 INFO L402 AbstractCegarLoop]: === Iteration 107 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:13,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:13,741 INFO L85 PathProgramCache]: Analyzing trace with hash -525836953, now seen corresponding path program 23 times [2022-02-10 23:46:13,741 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:13,741 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250270522] [2022-02-10 23:46:13,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:13,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:13,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:14,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:14,002 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:14,002 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250270522] [2022-02-10 23:46:14,002 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250270522] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:14,002 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:14,002 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:14,002 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326922677] [2022-02-10 23:46:14,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:14,003 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:14,003 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:14,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:14,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:14,003 INFO L87 Difference]: Start difference. First operand 2665 states and 5121 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:15,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:15,537 INFO L93 Difference]: Finished difference Result 3705 states and 7165 transitions. [2022-02-10 23:46:15,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-02-10 23:46:15,538 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:46:15,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:15,541 INFO L225 Difference]: With dead ends: 3705 [2022-02-10 23:46:15,542 INFO L226 Difference]: Without dead ends: 3705 [2022-02-10 23:46:15,542 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1099 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=541, Invalid=3491, Unknown=0, NotChecked=0, Total=4032 [2022-02-10 23:46:15,542 INFO L934 BasicCegarLoop]: 316 mSDtfsCounter, 1062 mSDsluCounter, 3181 mSDsCounter, 0 mSdLazyCounter, 2361 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1062 SdHoareTripleChecker+Valid, 3495 SdHoareTripleChecker+Invalid, 2435 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 2361 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:15,542 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1062 Valid, 3495 Invalid, 2435 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 2361 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:46:15,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3705 states. [2022-02-10 23:46:15,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3705 to 2663. [2022-02-10 23:46:15,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2663 states, 2651 states have (on average 1.930215013202565) internal successors, (5117), 2662 states have internal predecessors, (5117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:15,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2663 states to 2663 states and 5117 transitions. [2022-02-10 23:46:15,569 INFO L78 Accepts]: Start accepts. Automaton has 2663 states and 5117 transitions. Word has length 135 [2022-02-10 23:46:15,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:15,569 INFO L470 AbstractCegarLoop]: Abstraction has 2663 states and 5117 transitions. [2022-02-10 23:46:15,569 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:15,569 INFO L276 IsEmpty]: Start isEmpty. Operand 2663 states and 5117 transitions. [2022-02-10 23:46:15,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:46:15,570 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:15,570 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:15,571 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2022-02-10 23:46:15,571 INFO L402 AbstractCegarLoop]: === Iteration 108 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:15,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:15,571 INFO L85 PathProgramCache]: Analyzing trace with hash -1307407503, now seen corresponding path program 24 times [2022-02-10 23:46:15,571 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:15,571 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738671990] [2022-02-10 23:46:15,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:15,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:15,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:15,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:15,832 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:15,832 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738671990] [2022-02-10 23:46:15,832 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [738671990] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:15,833 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:15,833 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:15,833 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130510589] [2022-02-10 23:46:15,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:15,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:15,833 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:15,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:15,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:15,833 INFO L87 Difference]: Start difference. First operand 2663 states and 5117 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:17,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:17,369 INFO L93 Difference]: Finished difference Result 3730 states and 7213 transitions. [2022-02-10 23:46:17,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-10 23:46:17,369 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:46:17,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:17,373 INFO L225 Difference]: With dead ends: 3730 [2022-02-10 23:46:17,373 INFO L226 Difference]: Without dead ends: 3730 [2022-02-10 23:46:17,374 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1100 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=526, Invalid=3506, Unknown=0, NotChecked=0, Total=4032 [2022-02-10 23:46:17,374 INFO L934 BasicCegarLoop]: 321 mSDtfsCounter, 1073 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 2363 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1073 SdHoareTripleChecker+Valid, 3529 SdHoareTripleChecker+Invalid, 2457 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 2363 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:17,374 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1073 Valid, 3529 Invalid, 2457 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 2363 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:46:17,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3730 states. [2022-02-10 23:46:17,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3730 to 2661. [2022-02-10 23:46:17,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2661 states, 2649 states have (on average 1.9301623254058136) internal successors, (5113), 2660 states have internal predecessors, (5113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:17,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2661 states to 2661 states and 5113 transitions. [2022-02-10 23:46:17,400 INFO L78 Accepts]: Start accepts. Automaton has 2661 states and 5113 transitions. Word has length 135 [2022-02-10 23:46:17,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:17,400 INFO L470 AbstractCegarLoop]: Abstraction has 2661 states and 5113 transitions. [2022-02-10 23:46:17,400 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:17,400 INFO L276 IsEmpty]: Start isEmpty. Operand 2661 states and 5113 transitions. [2022-02-10 23:46:17,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:46:17,401 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:17,401 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:17,401 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2022-02-10 23:46:17,401 INFO L402 AbstractCegarLoop]: === Iteration 109 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:17,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:17,402 INFO L85 PathProgramCache]: Analyzing trace with hash 978411721, now seen corresponding path program 25 times [2022-02-10 23:46:17,402 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:17,402 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313536091] [2022-02-10 23:46:17,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:17,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:17,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:17,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:17,639 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:17,639 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313536091] [2022-02-10 23:46:17,639 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [313536091] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:17,639 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:17,640 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:17,640 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159788158] [2022-02-10 23:46:17,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:17,640 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:17,640 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:17,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:17,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:17,640 INFO L87 Difference]: Start difference. First operand 2661 states and 5113 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:19,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:19,318 INFO L93 Difference]: Finished difference Result 3760 states and 7271 transitions. [2022-02-10 23:46:19,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-02-10 23:46:19,318 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:46:19,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:19,322 INFO L225 Difference]: With dead ends: 3760 [2022-02-10 23:46:19,322 INFO L226 Difference]: Without dead ends: 3760 [2022-02-10 23:46:19,323 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1100 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=519, Invalid=3513, Unknown=0, NotChecked=0, Total=4032 [2022-02-10 23:46:19,323 INFO L934 BasicCegarLoop]: 329 mSDtfsCounter, 933 mSDsluCounter, 3812 mSDsCounter, 0 mSdLazyCounter, 2900 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 933 SdHoareTripleChecker+Valid, 4139 SdHoareTripleChecker+Invalid, 2990 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 2900 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:19,323 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [933 Valid, 4139 Invalid, 2990 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 2900 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:46:19,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3760 states. [2022-02-10 23:46:19,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3760 to 2651. [2022-02-10 23:46:19,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2651 states, 2639 states have (on average 1.929897688518378) internal successors, (5093), 2650 states have internal predecessors, (5093), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:19,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2651 states to 2651 states and 5093 transitions. [2022-02-10 23:46:19,348 INFO L78 Accepts]: Start accepts. Automaton has 2651 states and 5093 transitions. Word has length 135 [2022-02-10 23:46:19,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:19,348 INFO L470 AbstractCegarLoop]: Abstraction has 2651 states and 5093 transitions. [2022-02-10 23:46:19,348 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:19,348 INFO L276 IsEmpty]: Start isEmpty. Operand 2651 states and 5093 transitions. [2022-02-10 23:46:19,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:46:19,349 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:19,349 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:19,349 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2022-02-10 23:46:19,349 INFO L402 AbstractCegarLoop]: === Iteration 110 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:19,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:19,349 INFO L85 PathProgramCache]: Analyzing trace with hash -50673071, now seen corresponding path program 4 times [2022-02-10 23:46:19,350 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:19,350 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536866100] [2022-02-10 23:46:19,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:19,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:19,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:19,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:19,606 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:19,606 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536866100] [2022-02-10 23:46:19,607 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1536866100] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:19,607 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:19,607 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:19,607 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958724182] [2022-02-10 23:46:19,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:19,607 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:19,607 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:19,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:19,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:19,608 INFO L87 Difference]: Start difference. First operand 2651 states and 5093 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:21,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:21,884 INFO L93 Difference]: Finished difference Result 6621 states and 12689 transitions. [2022-02-10 23:46:21,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-02-10 23:46:21,884 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:46:21,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:21,891 INFO L225 Difference]: With dead ends: 6621 [2022-02-10 23:46:21,891 INFO L226 Difference]: Without dead ends: 6621 [2022-02-10 23:46:21,891 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1642 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=717, Invalid=4833, Unknown=0, NotChecked=0, Total=5550 [2022-02-10 23:46:21,892 INFO L934 BasicCegarLoop]: 436 mSDtfsCounter, 1819 mSDsluCounter, 4221 mSDsCounter, 0 mSdLazyCounter, 3482 mSolverCounterSat, 232 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1819 SdHoareTripleChecker+Valid, 4654 SdHoareTripleChecker+Invalid, 3714 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 232 IncrementalHoareTripleChecker+Valid, 3482 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:21,892 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1819 Valid, 4654 Invalid, 3714 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [232 Valid, 3482 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:46:21,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6621 states. [2022-02-10 23:46:21,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6621 to 2699. [2022-02-10 23:46:21,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2699 states, 2687 states have (on average 1.9311499813918869) internal successors, (5189), 2698 states have internal predecessors, (5189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:21,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2699 states and 5189 transitions. [2022-02-10 23:46:21,922 INFO L78 Accepts]: Start accepts. Automaton has 2699 states and 5189 transitions. Word has length 135 [2022-02-10 23:46:21,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:21,922 INFO L470 AbstractCegarLoop]: Abstraction has 2699 states and 5189 transitions. [2022-02-10 23:46:21,922 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:21,922 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 5189 transitions. [2022-02-10 23:46:21,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:46:21,923 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:21,923 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:21,924 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2022-02-10 23:46:21,924 INFO L402 AbstractCegarLoop]: === Iteration 111 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:21,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:21,924 INFO L85 PathProgramCache]: Analyzing trace with hash -879427849, now seen corresponding path program 26 times [2022-02-10 23:46:21,924 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:21,924 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564634674] [2022-02-10 23:46:21,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:21,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:21,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:22,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:22,172 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:22,172 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564634674] [2022-02-10 23:46:22,172 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [564634674] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:22,172 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:22,172 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:22,172 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652975405] [2022-02-10 23:46:22,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:22,173 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:22,173 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:22,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:22,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:22,173 INFO L87 Difference]: Start difference. First operand 2699 states and 5189 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:23,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:23,867 INFO L93 Difference]: Finished difference Result 5455 states and 10503 transitions. [2022-02-10 23:46:23,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-02-10 23:46:23,868 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:46:23,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:23,874 INFO L225 Difference]: With dead ends: 5455 [2022-02-10 23:46:23,874 INFO L226 Difference]: Without dead ends: 5455 [2022-02-10 23:46:23,875 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1572 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=646, Invalid=4610, Unknown=0, NotChecked=0, Total=5256 [2022-02-10 23:46:23,875 INFO L934 BasicCegarLoop]: 394 mSDtfsCounter, 1238 mSDsluCounter, 4209 mSDsCounter, 0 mSdLazyCounter, 2617 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1238 SdHoareTripleChecker+Valid, 4601 SdHoareTripleChecker+Invalid, 2691 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 2617 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:23,875 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1238 Valid, 4601 Invalid, 2691 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 2617 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:46:23,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5455 states. [2022-02-10 23:46:23,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5455 to 2689. [2022-02-10 23:46:23,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2689 states, 2677 states have (on average 1.9308927904370563) internal successors, (5169), 2688 states have internal predecessors, (5169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:23,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 2689 states and 5169 transitions. [2022-02-10 23:46:23,909 INFO L78 Accepts]: Start accepts. Automaton has 2689 states and 5169 transitions. Word has length 135 [2022-02-10 23:46:23,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:23,909 INFO L470 AbstractCegarLoop]: Abstraction has 2689 states and 5169 transitions. [2022-02-10 23:46:23,909 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:23,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2689 states and 5169 transitions. [2022-02-10 23:46:23,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:46:23,910 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:23,911 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:23,911 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2022-02-10 23:46:23,911 INFO L402 AbstractCegarLoop]: === Iteration 112 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:23,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:23,911 INFO L85 PathProgramCache]: Analyzing trace with hash 1188487457, now seen corresponding path program 5 times [2022-02-10 23:46:23,911 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:23,911 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311334876] [2022-02-10 23:46:23,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:23,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:23,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:24,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:24,215 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:24,215 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311334876] [2022-02-10 23:46:24,215 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1311334876] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:24,215 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:24,215 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:24,215 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440357901] [2022-02-10 23:46:24,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:24,215 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:24,215 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:24,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:24,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:24,216 INFO L87 Difference]: Start difference. First operand 2689 states and 5169 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:26,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:26,561 INFO L93 Difference]: Finished difference Result 5780 states and 11081 transitions. [2022-02-10 23:46:26,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:46:26,561 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:46:26,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:26,567 INFO L225 Difference]: With dead ends: 5780 [2022-02-10 23:46:26,567 INFO L226 Difference]: Without dead ends: 5780 [2022-02-10 23:46:26,567 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1288 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=645, Invalid=4047, Unknown=0, NotChecked=0, Total=4692 [2022-02-10 23:46:26,567 INFO L934 BasicCegarLoop]: 417 mSDtfsCounter, 1396 mSDsluCounter, 4461 mSDsCounter, 0 mSdLazyCounter, 3788 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1396 SdHoareTripleChecker+Valid, 4875 SdHoareTripleChecker+Invalid, 3971 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 3788 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:26,567 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1396 Valid, 4875 Invalid, 3971 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 3788 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:46:26,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5780 states. [2022-02-10 23:46:26,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5780 to 2691. [2022-02-10 23:46:26,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2691 states, 2679 states have (on average 1.9309443822321761) internal successors, (5173), 2690 states have internal predecessors, (5173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:26,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 2691 states and 5173 transitions. [2022-02-10 23:46:26,594 INFO L78 Accepts]: Start accepts. Automaton has 2691 states and 5173 transitions. Word has length 135 [2022-02-10 23:46:26,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:26,595 INFO L470 AbstractCegarLoop]: Abstraction has 2691 states and 5173 transitions. [2022-02-10 23:46:26,595 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:26,595 INFO L276 IsEmpty]: Start isEmpty. Operand 2691 states and 5173 transitions. [2022-02-10 23:46:26,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:46:26,596 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:26,596 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:26,596 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2022-02-10 23:46:26,596 INFO L402 AbstractCegarLoop]: === Iteration 113 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:26,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:26,596 INFO L85 PathProgramCache]: Analyzing trace with hash 1176594537, now seen corresponding path program 6 times [2022-02-10 23:46:26,596 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:26,596 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551811832] [2022-02-10 23:46:26,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:26,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:26,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:26,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:26,843 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:26,843 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551811832] [2022-02-10 23:46:26,843 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [551811832] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:26,843 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:26,843 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:26,843 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586238641] [2022-02-10 23:46:26,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:26,843 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:26,844 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:26,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:26,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:26,844 INFO L87 Difference]: Start difference. First operand 2691 states and 5173 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:29,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:29,418 INFO L93 Difference]: Finished difference Result 5900 states and 11316 transitions. [2022-02-10 23:46:29,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:46:29,418 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:46:29,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:29,424 INFO L225 Difference]: With dead ends: 5900 [2022-02-10 23:46:29,424 INFO L226 Difference]: Without dead ends: 5900 [2022-02-10 23:46:29,425 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1442 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=693, Invalid=4419, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:46:29,425 INFO L934 BasicCegarLoop]: 434 mSDtfsCounter, 1383 mSDsluCounter, 4742 mSDsCounter, 0 mSdLazyCounter, 4299 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1383 SdHoareTripleChecker+Valid, 5173 SdHoareTripleChecker+Invalid, 4465 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 4299 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:29,425 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1383 Valid, 5173 Invalid, 4465 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 4299 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-10 23:46:29,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5900 states. [2022-02-10 23:46:29,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5900 to 2691. [2022-02-10 23:46:29,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2691 states, 2679 states have (on average 1.9309443822321761) internal successors, (5173), 2690 states have internal predecessors, (5173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:29,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 2691 states and 5173 transitions. [2022-02-10 23:46:29,456 INFO L78 Accepts]: Start accepts. Automaton has 2691 states and 5173 transitions. Word has length 135 [2022-02-10 23:46:29,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:29,457 INFO L470 AbstractCegarLoop]: Abstraction has 2691 states and 5173 transitions. [2022-02-10 23:46:29,457 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:29,457 INFO L276 IsEmpty]: Start isEmpty. Operand 2691 states and 5173 transitions. [2022-02-10 23:46:29,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:46:29,458 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:29,458 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:29,458 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2022-02-10 23:46:29,458 INFO L402 AbstractCegarLoop]: === Iteration 114 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:29,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:29,458 INFO L85 PathProgramCache]: Analyzing trace with hash 1939731061, now seen corresponding path program 7 times [2022-02-10 23:46:29,458 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:29,459 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080357032] [2022-02-10 23:46:29,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:29,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:29,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:29,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:29,730 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:29,730 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080357032] [2022-02-10 23:46:29,730 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1080357032] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:29,730 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:29,730 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:29,731 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551949986] [2022-02-10 23:46:29,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:29,731 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:29,731 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:29,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:29,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:29,731 INFO L87 Difference]: Start difference. First operand 2691 states and 5173 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:32,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:32,095 INFO L93 Difference]: Finished difference Result 5980 states and 11476 transitions. [2022-02-10 23:46:32,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:46:32,096 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:46:32,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:32,101 INFO L225 Difference]: With dead ends: 5980 [2022-02-10 23:46:32,102 INFO L226 Difference]: Without dead ends: 5980 [2022-02-10 23:46:32,102 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1451 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=683, Invalid=4429, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:46:32,102 INFO L934 BasicCegarLoop]: 411 mSDtfsCounter, 1589 mSDsluCounter, 4287 mSDsCounter, 0 mSdLazyCounter, 3768 mSolverCounterSat, 215 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1589 SdHoareTripleChecker+Valid, 4695 SdHoareTripleChecker+Invalid, 3983 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 215 IncrementalHoareTripleChecker+Valid, 3768 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:32,102 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1589 Valid, 4695 Invalid, 3983 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [215 Valid, 3768 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:46:32,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5980 states. [2022-02-10 23:46:32,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5980 to 2691. [2022-02-10 23:46:32,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2691 states, 2679 states have (on average 1.9309443822321761) internal successors, (5173), 2690 states have internal predecessors, (5173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:32,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 2691 states and 5173 transitions. [2022-02-10 23:46:32,130 INFO L78 Accepts]: Start accepts. Automaton has 2691 states and 5173 transitions. Word has length 135 [2022-02-10 23:46:32,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:32,131 INFO L470 AbstractCegarLoop]: Abstraction has 2691 states and 5173 transitions. [2022-02-10 23:46:32,131 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:32,131 INFO L276 IsEmpty]: Start isEmpty. Operand 2691 states and 5173 transitions. [2022-02-10 23:46:32,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:46:32,132 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:32,132 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:32,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2022-02-10 23:46:32,132 INFO L402 AbstractCegarLoop]: === Iteration 115 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:32,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:32,132 INFO L85 PathProgramCache]: Analyzing trace with hash -1227813349, now seen corresponding path program 8 times [2022-02-10 23:46:32,132 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:32,132 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886608056] [2022-02-10 23:46:32,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:32,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:32,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:32,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:32,379 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:32,379 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886608056] [2022-02-10 23:46:32,379 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886608056] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:32,380 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:32,380 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:32,380 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049343512] [2022-02-10 23:46:32,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:32,380 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:32,380 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:32,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:32,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:32,381 INFO L87 Difference]: Start difference. First operand 2691 states and 5173 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:34,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:34,511 INFO L93 Difference]: Finished difference Result 5869 states and 11254 transitions. [2022-02-10 23:46:34,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:46:34,512 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:46:34,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:34,518 INFO L225 Difference]: With dead ends: 5869 [2022-02-10 23:46:34,518 INFO L226 Difference]: Without dead ends: 5869 [2022-02-10 23:46:34,518 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1458 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=675, Invalid=4437, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:46:34,519 INFO L934 BasicCegarLoop]: 407 mSDtfsCounter, 1480 mSDsluCounter, 3993 mSDsCounter, 0 mSdLazyCounter, 3280 mSolverCounterSat, 236 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1480 SdHoareTripleChecker+Valid, 4397 SdHoareTripleChecker+Invalid, 3516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 236 IncrementalHoareTripleChecker+Valid, 3280 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:34,519 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1480 Valid, 4397 Invalid, 3516 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [236 Valid, 3280 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:46:34,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5869 states. [2022-02-10 23:46:34,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5869 to 2667. [2022-02-10 23:46:34,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2667 states, 2655 states have (on average 1.9303201506591336) internal successors, (5125), 2666 states have internal predecessors, (5125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:34,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2667 states to 2667 states and 5125 transitions. [2022-02-10 23:46:34,548 INFO L78 Accepts]: Start accepts. Automaton has 2667 states and 5125 transitions. Word has length 135 [2022-02-10 23:46:34,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:34,548 INFO L470 AbstractCegarLoop]: Abstraction has 2667 states and 5125 transitions. [2022-02-10 23:46:34,548 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:34,548 INFO L276 IsEmpty]: Start isEmpty. Operand 2667 states and 5125 transitions. [2022-02-10 23:46:34,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:46:34,549 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:34,549 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:34,550 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2022-02-10 23:46:34,550 INFO L402 AbstractCegarLoop]: === Iteration 116 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:34,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:34,550 INFO L85 PathProgramCache]: Analyzing trace with hash 211871729, now seen corresponding path program 27 times [2022-02-10 23:46:34,550 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:34,550 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010795493] [2022-02-10 23:46:34,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:34,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:34,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:34,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:34,944 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:34,944 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010795493] [2022-02-10 23:46:34,944 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1010795493] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:34,945 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:34,945 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:46:34,945 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214955835] [2022-02-10 23:46:34,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:34,945 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:46:34,945 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:34,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:46:34,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:46:34,945 INFO L87 Difference]: Start difference. First operand 2667 states and 5125 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:36,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:36,989 INFO L93 Difference]: Finished difference Result 4285 states and 8280 transitions. [2022-02-10 23:46:36,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-10 23:46:36,989 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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 135 [2022-02-10 23:46:36,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:36,994 INFO L225 Difference]: With dead ends: 4285 [2022-02-10 23:46:36,994 INFO L226 Difference]: Without dead ends: 4285 [2022-02-10 23:46:36,994 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1274 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=741, Invalid=3815, Unknown=0, NotChecked=0, Total=4556 [2022-02-10 23:46:36,994 INFO L934 BasicCegarLoop]: 308 mSDtfsCounter, 1399 mSDsluCounter, 3516 mSDsCounter, 0 mSdLazyCounter, 2695 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1399 SdHoareTripleChecker+Valid, 3822 SdHoareTripleChecker+Invalid, 2813 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 2695 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:36,995 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1399 Valid, 3822 Invalid, 2813 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 2695 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:46:36,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4285 states. [2022-02-10 23:46:37,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4285 to 2661. [2022-02-10 23:46:37,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2661 states, 2649 states have (on average 1.9301623254058136) internal successors, (5113), 2660 states have internal predecessors, (5113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:37,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2661 states to 2661 states and 5113 transitions. [2022-02-10 23:46:37,021 INFO L78 Accepts]: Start accepts. Automaton has 2661 states and 5113 transitions. Word has length 135 [2022-02-10 23:46:37,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:37,021 INFO L470 AbstractCegarLoop]: Abstraction has 2661 states and 5113 transitions. [2022-02-10 23:46:37,021 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:37,021 INFO L276 IsEmpty]: Start isEmpty. Operand 2661 states and 5113 transitions. [2022-02-10 23:46:37,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:46:37,022 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:37,022 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:37,022 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2022-02-10 23:46:37,022 INFO L402 AbstractCegarLoop]: === Iteration 117 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:37,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:37,023 INFO L85 PathProgramCache]: Analyzing trace with hash -1676746439, now seen corresponding path program 28 times [2022-02-10 23:46:37,023 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:37,023 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152526991] [2022-02-10 23:46:37,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:37,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:37,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:37,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:37,360 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:37,360 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152526991] [2022-02-10 23:46:37,360 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152526991] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:37,360 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:37,360 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:46:37,360 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806768191] [2022-02-10 23:46:37,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:37,360 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:46:37,360 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:37,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:46:37,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:46:37,361 INFO L87 Difference]: Start difference. First operand 2661 states and 5113 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:39,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:39,471 INFO L93 Difference]: Finished difference Result 4317 states and 8342 transitions. [2022-02-10 23:46:39,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:46:39,472 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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 135 [2022-02-10 23:46:39,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:39,476 INFO L225 Difference]: With dead ends: 4317 [2022-02-10 23:46:39,476 INFO L226 Difference]: Without dead ends: 4317 [2022-02-10 23:46:39,477 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1479 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=811, Invalid=4301, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:46:39,477 INFO L934 BasicCegarLoop]: 317 mSDtfsCounter, 1282 mSDsluCounter, 3610 mSDsCounter, 0 mSdLazyCounter, 2653 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1282 SdHoareTripleChecker+Valid, 3925 SdHoareTripleChecker+Invalid, 2781 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 2653 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:39,477 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1282 Valid, 3925 Invalid, 2781 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 2653 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:46:39,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4317 states. [2022-02-10 23:46:39,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4317 to 2655. [2022-02-10 23:46:39,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2655 states, 2643 states have (on average 1.930003783579266) internal successors, (5101), 2654 states have internal predecessors, (5101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:39,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2655 states to 2655 states and 5101 transitions. [2022-02-10 23:46:39,502 INFO L78 Accepts]: Start accepts. Automaton has 2655 states and 5101 transitions. Word has length 135 [2022-02-10 23:46:39,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:39,502 INFO L470 AbstractCegarLoop]: Abstraction has 2655 states and 5101 transitions. [2022-02-10 23:46:39,502 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:39,502 INFO L276 IsEmpty]: Start isEmpty. Operand 2655 states and 5101 transitions. [2022-02-10 23:46:39,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:46:39,503 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:39,503 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:39,503 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2022-02-10 23:46:39,503 INFO L402 AbstractCegarLoop]: === Iteration 118 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:39,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:39,503 INFO L85 PathProgramCache]: Analyzing trace with hash 1505641649, now seen corresponding path program 29 times [2022-02-10 23:46:39,504 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:39,504 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714528411] [2022-02-10 23:46:39,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:39,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:39,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:39,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:39,837 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:39,837 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714528411] [2022-02-10 23:46:39,837 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714528411] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:39,837 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:39,837 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:46:39,837 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811686024] [2022-02-10 23:46:39,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:39,837 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:46:39,837 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:39,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:46:39,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:46:39,838 INFO L87 Difference]: Start difference. First operand 2655 states and 5101 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:42,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:42,039 INFO L93 Difference]: Finished difference Result 4377 states and 8458 transitions. [2022-02-10 23:46:42,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-02-10 23:46:42,039 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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 135 [2022-02-10 23:46:42,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:42,043 INFO L225 Difference]: With dead ends: 4377 [2022-02-10 23:46:42,043 INFO L226 Difference]: Without dead ends: 4377 [2022-02-10 23:46:42,044 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1584 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=828, Invalid=4574, Unknown=0, NotChecked=0, Total=5402 [2022-02-10 23:46:42,044 INFO L934 BasicCegarLoop]: 322 mSDtfsCounter, 1418 mSDsluCounter, 3671 mSDsCounter, 0 mSdLazyCounter, 2848 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1418 SdHoareTripleChecker+Valid, 3991 SdHoareTripleChecker+Invalid, 3006 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 2848 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:42,044 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1418 Valid, 3991 Invalid, 3006 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 2848 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:46:42,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4377 states. [2022-02-10 23:46:42,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4377 to 2649. [2022-02-10 23:46:42,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2649 states, 2637 states have (on average 1.9298445202882062) internal successors, (5089), 2648 states have internal predecessors, (5089), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:42,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2649 states to 2649 states and 5089 transitions. [2022-02-10 23:46:42,069 INFO L78 Accepts]: Start accepts. Automaton has 2649 states and 5089 transitions. Word has length 135 [2022-02-10 23:46:42,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:42,069 INFO L470 AbstractCegarLoop]: Abstraction has 2649 states and 5089 transitions. [2022-02-10 23:46:42,069 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:42,069 INFO L276 IsEmpty]: Start isEmpty. Operand 2649 states and 5089 transitions. [2022-02-10 23:46:42,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:46:42,070 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:42,070 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:42,070 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2022-02-10 23:46:42,070 INFO L402 AbstractCegarLoop]: === Iteration 119 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:42,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:42,071 INFO L85 PathProgramCache]: Analyzing trace with hash -1866284167, now seen corresponding path program 30 times [2022-02-10 23:46:42,071 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:42,071 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297980952] [2022-02-10 23:46:42,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:42,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:42,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:42,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:42,386 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:42,386 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297980952] [2022-02-10 23:46:42,386 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297980952] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:42,386 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:42,386 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:46:42,386 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926384756] [2022-02-10 23:46:42,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:42,386 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:46:42,386 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:42,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:46:42,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:46:42,387 INFO L87 Difference]: Start difference. First operand 2649 states and 5089 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:44,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:44,432 INFO L93 Difference]: Finished difference Result 4345 states and 8396 transitions. [2022-02-10 23:46:44,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-02-10 23:46:44,432 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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 135 [2022-02-10 23:46:44,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:44,437 INFO L225 Difference]: With dead ends: 4345 [2022-02-10 23:46:44,437 INFO L226 Difference]: Without dead ends: 4345 [2022-02-10 23:46:44,437 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1695 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=862, Invalid=4838, Unknown=0, NotChecked=0, Total=5700 [2022-02-10 23:46:44,438 INFO L934 BasicCegarLoop]: 330 mSDtfsCounter, 1563 mSDsluCounter, 3256 mSDsCounter, 0 mSdLazyCounter, 2437 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1563 SdHoareTripleChecker+Valid, 3584 SdHoareTripleChecker+Invalid, 2596 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 2437 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:44,438 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1563 Valid, 3584 Invalid, 2596 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 2437 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:46:44,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4345 states. [2022-02-10 23:46:44,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4345 to 2595. [2022-02-10 23:46:44,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2595 states, 2583 states have (on average 1.9268292682926829) internal successors, (4977), 2594 states have internal predecessors, (4977), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:44,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2595 states to 2595 states and 4977 transitions. [2022-02-10 23:46:44,479 INFO L78 Accepts]: Start accepts. Automaton has 2595 states and 4977 transitions. Word has length 135 [2022-02-10 23:46:44,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:44,479 INFO L470 AbstractCegarLoop]: Abstraction has 2595 states and 4977 transitions. [2022-02-10 23:46:44,479 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:44,480 INFO L276 IsEmpty]: Start isEmpty. Operand 2595 states and 4977 transitions. [2022-02-10 23:46:44,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:46:44,480 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:44,481 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:44,481 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2022-02-10 23:46:44,481 INFO L402 AbstractCegarLoop]: === Iteration 120 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:44,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:44,481 INFO L85 PathProgramCache]: Analyzing trace with hash -1082715995, now seen corresponding path program 9 times [2022-02-10 23:46:44,481 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:44,481 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897313300] [2022-02-10 23:46:44,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:44,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:44,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:44,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:44,720 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:44,720 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897313300] [2022-02-10 23:46:44,720 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897313300] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:44,720 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:44,720 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:44,720 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477056911] [2022-02-10 23:46:44,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:44,720 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:44,720 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:44,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:44,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:44,721 INFO L87 Difference]: Start difference. First operand 2595 states and 4977 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:46,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:46,880 INFO L93 Difference]: Finished difference Result 5353 states and 10291 transitions. [2022-02-10 23:46:46,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:46:46,880 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:46:46,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:46,886 INFO L225 Difference]: With dead ends: 5353 [2022-02-10 23:46:46,886 INFO L226 Difference]: Without dead ends: 5353 [2022-02-10 23:46:46,886 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1320 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=611, Invalid=4081, Unknown=0, NotChecked=0, Total=4692 [2022-02-10 23:46:46,886 INFO L934 BasicCegarLoop]: 383 mSDtfsCounter, 1745 mSDsluCounter, 3754 mSDsCounter, 0 mSdLazyCounter, 3652 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1745 SdHoareTripleChecker+Valid, 4134 SdHoareTripleChecker+Invalid, 3846 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 3652 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:46,887 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1745 Valid, 4134 Invalid, 3846 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 3652 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:46:46,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5353 states. [2022-02-10 23:46:46,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5353 to 2751. [2022-02-10 23:46:46,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2751 states, 2739 states have (on average 1.9324571011318) internal successors, (5293), 2750 states have internal predecessors, (5293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:46,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2751 states to 2751 states and 5293 transitions. [2022-02-10 23:46:46,914 INFO L78 Accepts]: Start accepts. Automaton has 2751 states and 5293 transitions. Word has length 135 [2022-02-10 23:46:46,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:46,914 INFO L470 AbstractCegarLoop]: Abstraction has 2751 states and 5293 transitions. [2022-02-10 23:46:46,914 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:46,914 INFO L276 IsEmpty]: Start isEmpty. Operand 2751 states and 5293 transitions. [2022-02-10 23:46:46,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:46:46,915 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:46,915 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:46,915 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2022-02-10 23:46:46,915 INFO L402 AbstractCegarLoop]: === Iteration 121 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:46,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:46,916 INFO L85 PathProgramCache]: Analyzing trace with hash -1911470773, now seen corresponding path program 31 times [2022-02-10 23:46:46,916 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:46,916 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055279344] [2022-02-10 23:46:46,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:46,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:46,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:47,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:47,152 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:47,152 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055279344] [2022-02-10 23:46:47,152 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1055279344] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:47,152 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:47,152 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:47,152 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130735098] [2022-02-10 23:46:47,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:47,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:47,153 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:47,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:47,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:47,153 INFO L87 Difference]: Start difference. First operand 2751 states and 5293 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:48,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:48,830 INFO L93 Difference]: Finished difference Result 4755 states and 9174 transitions. [2022-02-10 23:46:48,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-02-10 23:46:48,830 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:46:48,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:48,835 INFO L225 Difference]: With dead ends: 4755 [2022-02-10 23:46:48,835 INFO L226 Difference]: Without dead ends: 4755 [2022-02-10 23:46:48,836 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1289 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=603, Invalid=3953, Unknown=0, NotChecked=0, Total=4556 [2022-02-10 23:46:48,836 INFO L934 BasicCegarLoop]: 339 mSDtfsCounter, 1352 mSDsluCounter, 3517 mSDsCounter, 0 mSdLazyCounter, 2720 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1352 SdHoareTripleChecker+Valid, 3854 SdHoareTripleChecker+Invalid, 2819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 2720 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:48,836 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1352 Valid, 3854 Invalid, 2819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 2720 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:46:48,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4755 states. [2022-02-10 23:46:48,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4755 to 2711. [2022-02-10 23:46:48,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2711 states, 2699 states have (on average 1.9314560948499444) internal successors, (5213), 2710 states have internal predecessors, (5213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:48,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2711 states to 2711 states and 5213 transitions. [2022-02-10 23:46:48,862 INFO L78 Accepts]: Start accepts. Automaton has 2711 states and 5213 transitions. Word has length 135 [2022-02-10 23:46:48,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:48,862 INFO L470 AbstractCegarLoop]: Abstraction has 2711 states and 5213 transitions. [2022-02-10 23:46:48,862 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:48,862 INFO L276 IsEmpty]: Start isEmpty. Operand 2711 states and 5213 transitions. [2022-02-10 23:46:48,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:46:48,863 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:48,863 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:48,863 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2022-02-10 23:46:48,863 INFO L402 AbstractCegarLoop]: === Iteration 122 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:48,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:48,864 INFO L85 PathProgramCache]: Analyzing trace with hash -2008618477, now seen corresponding path program 32 times [2022-02-10 23:46:48,864 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:48,864 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730091150] [2022-02-10 23:46:48,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:48,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:48,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:49,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:49,123 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:49,123 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730091150] [2022-02-10 23:46:49,123 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730091150] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:49,123 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:49,123 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:49,123 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595423268] [2022-02-10 23:46:49,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:49,124 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:49,124 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:49,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:49,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:49,124 INFO L87 Difference]: Start difference. First operand 2711 states and 5213 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:50,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:50,596 INFO L93 Difference]: Finished difference Result 3727 states and 7211 transitions. [2022-02-10 23:46:50,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-02-10 23:46:50,596 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:46:50,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:50,600 INFO L225 Difference]: With dead ends: 3727 [2022-02-10 23:46:50,600 INFO L226 Difference]: Without dead ends: 3727 [2022-02-10 23:46:50,601 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1011 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=561, Invalid=3221, Unknown=0, NotChecked=0, Total=3782 [2022-02-10 23:46:50,601 INFO L934 BasicCegarLoop]: 278 mSDtfsCounter, 1037 mSDsluCounter, 2824 mSDsCounter, 0 mSdLazyCounter, 2224 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1037 SdHoareTripleChecker+Valid, 3100 SdHoareTripleChecker+Invalid, 2297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 2224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:50,601 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1037 Valid, 3100 Invalid, 2297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 2224 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:46:50,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3727 states. [2022-02-10 23:46:50,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3727 to 2717. [2022-02-10 23:46:50,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2717 states, 2705 states have (on average 1.9316081330868762) internal successors, (5225), 2716 states have internal predecessors, (5225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:50,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2717 states to 2717 states and 5225 transitions. [2022-02-10 23:46:50,624 INFO L78 Accepts]: Start accepts. Automaton has 2717 states and 5225 transitions. Word has length 135 [2022-02-10 23:46:50,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:50,624 INFO L470 AbstractCegarLoop]: Abstraction has 2717 states and 5225 transitions. [2022-02-10 23:46:50,624 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:50,625 INFO L276 IsEmpty]: Start isEmpty. Operand 2717 states and 5225 transitions. [2022-02-10 23:46:50,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:46:50,626 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:50,626 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:50,626 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2022-02-10 23:46:50,626 INFO L402 AbstractCegarLoop]: === Iteration 123 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:50,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:50,626 INFO L85 PathProgramCache]: Analyzing trace with hash 570978343, now seen corresponding path program 33 times [2022-02-10 23:46:50,626 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:50,626 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666870098] [2022-02-10 23:46:50,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:50,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:50,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:50,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:50,906 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:50,906 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666870098] [2022-02-10 23:46:50,906 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [666870098] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:50,906 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:50,906 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:50,906 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581986475] [2022-02-10 23:46:50,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:50,906 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:50,906 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:50,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:50,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:50,907 INFO L87 Difference]: Start difference. First operand 2717 states and 5225 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:52,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:52,460 INFO L93 Difference]: Finished difference Result 3761 states and 7277 transitions. [2022-02-10 23:46:52,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-02-10 23:46:52,460 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:46:52,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:52,465 INFO L225 Difference]: With dead ends: 3761 [2022-02-10 23:46:52,465 INFO L226 Difference]: Without dead ends: 3761 [2022-02-10 23:46:52,465 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1098 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=579, Invalid=3453, Unknown=0, NotChecked=0, Total=4032 [2022-02-10 23:46:52,465 INFO L934 BasicCegarLoop]: 287 mSDtfsCounter, 1006 mSDsluCounter, 2998 mSDsCounter, 0 mSdLazyCounter, 2366 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1006 SdHoareTripleChecker+Valid, 3283 SdHoareTripleChecker+Invalid, 2445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 2366 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:52,465 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1006 Valid, 3283 Invalid, 2445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 2366 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:46:52,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3761 states. [2022-02-10 23:46:52,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3761 to 2715. [2022-02-10 23:46:52,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2715 states, 2703 states have (on average 1.931557528671846) internal successors, (5221), 2714 states have internal predecessors, (5221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:52,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2715 states to 2715 states and 5221 transitions. [2022-02-10 23:46:52,489 INFO L78 Accepts]: Start accepts. Automaton has 2715 states and 5221 transitions. Word has length 135 [2022-02-10 23:46:52,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:52,489 INFO L470 AbstractCegarLoop]: Abstraction has 2715 states and 5221 transitions. [2022-02-10 23:46:52,489 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:52,489 INFO L276 IsEmpty]: Start isEmpty. Operand 2715 states and 5221 transitions. [2022-02-10 23:46:52,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:46:52,490 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:52,490 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:52,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2022-02-10 23:46:52,490 INFO L402 AbstractCegarLoop]: === Iteration 124 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:52,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:52,490 INFO L85 PathProgramCache]: Analyzing trace with hash -210592207, now seen corresponding path program 34 times [2022-02-10 23:46:52,490 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:52,491 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068812107] [2022-02-10 23:46:52,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:52,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:52,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:52,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:52,925 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:52,925 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068812107] [2022-02-10 23:46:52,925 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1068812107] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:52,925 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:52,925 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:52,925 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722670963] [2022-02-10 23:46:52,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:52,926 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:52,926 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:52,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:52,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:52,926 INFO L87 Difference]: Start difference. First operand 2715 states and 5221 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:54,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:54,934 INFO L93 Difference]: Finished difference Result 3786 states and 7325 transitions. [2022-02-10 23:46:54,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-10 23:46:54,934 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:46:54,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:54,938 INFO L225 Difference]: With dead ends: 3786 [2022-02-10 23:46:54,938 INFO L226 Difference]: Without dead ends: 3786 [2022-02-10 23:46:54,938 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1099 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=563, Invalid=3469, Unknown=0, NotChecked=0, Total=4032 [2022-02-10 23:46:54,938 INFO L934 BasicCegarLoop]: 292 mSDtfsCounter, 1209 mSDsluCounter, 2938 mSDsCounter, 0 mSdLazyCounter, 2484 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1209 SdHoareTripleChecker+Valid, 3228 SdHoareTripleChecker+Invalid, 2581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 2484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:54,938 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1209 Valid, 3228 Invalid, 2581 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 2484 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:46:54,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3786 states. [2022-02-10 23:46:54,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3786 to 2713. [2022-02-10 23:46:54,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2713 states, 2701 states have (on average 1.9315068493150684) internal successors, (5217), 2712 states have internal predecessors, (5217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:54,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2713 states to 2713 states and 5217 transitions. [2022-02-10 23:46:54,960 INFO L78 Accepts]: Start accepts. Automaton has 2713 states and 5217 transitions. Word has length 135 [2022-02-10 23:46:54,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:54,961 INFO L470 AbstractCegarLoop]: Abstraction has 2713 states and 5217 transitions. [2022-02-10 23:46:54,961 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:54,961 INFO L276 IsEmpty]: Start isEmpty. Operand 2713 states and 5217 transitions. [2022-02-10 23:46:54,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:46:54,962 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:54,962 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:54,962 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2022-02-10 23:46:54,962 INFO L402 AbstractCegarLoop]: === Iteration 125 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:54,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:54,962 INFO L85 PathProgramCache]: Analyzing trace with hash 2075227017, now seen corresponding path program 35 times [2022-02-10 23:46:54,962 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:54,962 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [486430193] [2022-02-10 23:46:54,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:54,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:54,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:55,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:55,261 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:55,261 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [486430193] [2022-02-10 23:46:55,261 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [486430193] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:55,261 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:55,261 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:55,261 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340762377] [2022-02-10 23:46:55,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:55,261 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:55,261 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:55,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:55,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:55,262 INFO L87 Difference]: Start difference. First operand 2713 states and 5217 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:57,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:57,073 INFO L93 Difference]: Finished difference Result 3816 states and 7383 transitions. [2022-02-10 23:46:57,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-02-10 23:46:57,074 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:46:57,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:57,078 INFO L225 Difference]: With dead ends: 3816 [2022-02-10 23:46:57,078 INFO L226 Difference]: Without dead ends: 3816 [2022-02-10 23:46:57,078 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1099 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=555, Invalid=3477, Unknown=0, NotChecked=0, Total=4032 [2022-02-10 23:46:57,079 INFO L934 BasicCegarLoop]: 300 mSDtfsCounter, 1208 mSDsluCounter, 3425 mSDsCounter, 0 mSdLazyCounter, 2991 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1208 SdHoareTripleChecker+Valid, 3723 SdHoareTripleChecker+Invalid, 3091 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 2991 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:57,079 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1208 Valid, 3723 Invalid, 3091 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 2991 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:46:57,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3816 states. [2022-02-10 23:46:57,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3816 to 2703. [2022-02-10 23:46:57,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2703 states, 2691 states have (on average 1.9312523225566705) internal successors, (5197), 2702 states have internal predecessors, (5197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:57,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2703 states to 2703 states and 5197 transitions. [2022-02-10 23:46:57,103 INFO L78 Accepts]: Start accepts. Automaton has 2703 states and 5197 transitions. Word has length 135 [2022-02-10 23:46:57,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:57,103 INFO L470 AbstractCegarLoop]: Abstraction has 2703 states and 5197 transitions. [2022-02-10 23:46:57,103 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:57,103 INFO L276 IsEmpty]: Start isEmpty. Operand 2703 states and 5197 transitions. [2022-02-10 23:46:57,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:46:57,104 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:57,105 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:57,105 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2022-02-10 23:46:57,105 INFO L402 AbstractCegarLoop]: === Iteration 126 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:57,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:57,105 INFO L85 PathProgramCache]: Analyzing trace with hash 1046142225, now seen corresponding path program 10 times [2022-02-10 23:46:57,105 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:57,105 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405895245] [2022-02-10 23:46:57,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:57,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:57,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:57,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:57,365 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:57,365 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405895245] [2022-02-10 23:46:57,365 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405895245] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:57,365 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:57,365 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:46:57,365 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728421041] [2022-02-10 23:46:57,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:57,365 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:46:57,366 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:57,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:46:57,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:46:57,366 INFO L87 Difference]: Start difference. First operand 2703 states and 5197 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:59,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:59,919 INFO L93 Difference]: Finished difference Result 7157 states and 13749 transitions. [2022-02-10 23:46:59,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-02-10 23:46:59,919 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:46:59,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:59,925 INFO L225 Difference]: With dead ends: 7157 [2022-02-10 23:46:59,926 INFO L226 Difference]: Without dead ends: 7157 [2022-02-10 23:46:59,926 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1831 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=745, Invalid=5261, Unknown=0, NotChecked=0, Total=6006 [2022-02-10 23:46:59,926 INFO L934 BasicCegarLoop]: 449 mSDtfsCounter, 1752 mSDsluCounter, 4618 mSDsCounter, 0 mSdLazyCounter, 4099 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1752 SdHoareTripleChecker+Valid, 5064 SdHoareTripleChecker+Invalid, 4283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 4099 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:59,926 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1752 Valid, 5064 Invalid, 4283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [184 Valid, 4099 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:46:59,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7157 states. [2022-02-10 23:46:59,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7157 to 2751. [2022-02-10 23:46:59,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2751 states, 2739 states have (on average 1.9324571011318) internal successors, (5293), 2750 states have internal predecessors, (5293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:59,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2751 states to 2751 states and 5293 transitions. [2022-02-10 23:46:59,957 INFO L78 Accepts]: Start accepts. Automaton has 2751 states and 5293 transitions. Word has length 135 [2022-02-10 23:46:59,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:59,957 INFO L470 AbstractCegarLoop]: Abstraction has 2751 states and 5293 transitions. [2022-02-10 23:46:59,957 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:59,957 INFO L276 IsEmpty]: Start isEmpty. Operand 2751 states and 5293 transitions. [2022-02-10 23:46:59,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:46:59,958 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:59,958 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:59,958 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2022-02-10 23:46:59,958 INFO L402 AbstractCegarLoop]: === Iteration 127 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:46:59,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:59,958 INFO L85 PathProgramCache]: Analyzing trace with hash 217387447, now seen corresponding path program 36 times [2022-02-10 23:46:59,958 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:59,958 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123075857] [2022-02-10 23:46:59,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:59,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:59,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:00,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:00,236 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:00,236 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123075857] [2022-02-10 23:47:00,236 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [123075857] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:00,236 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:00,236 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:00,236 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263943494] [2022-02-10 23:47:00,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:00,236 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:00,236 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:00,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:00,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:00,237 INFO L87 Difference]: Start difference. First operand 2751 states and 5293 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:02,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:02,178 INFO L93 Difference]: Finished difference Result 5997 states and 11575 transitions. [2022-02-10 23:47:02,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-02-10 23:47:02,179 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:47:02,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:02,185 INFO L225 Difference]: With dead ends: 5997 [2022-02-10 23:47:02,185 INFO L226 Difference]: Without dead ends: 5997 [2022-02-10 23:47:02,185 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1977 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=764, Invalid=5556, Unknown=0, NotChecked=0, Total=6320 [2022-02-10 23:47:02,186 INFO L934 BasicCegarLoop]: 406 mSDtfsCounter, 1333 mSDsluCounter, 4249 mSDsCounter, 0 mSdLazyCounter, 2884 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1333 SdHoareTripleChecker+Valid, 4653 SdHoareTripleChecker+Invalid, 2976 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 2884 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:02,186 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1333 Valid, 4653 Invalid, 2976 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 2884 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:47:02,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5997 states. [2022-02-10 23:47:02,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5997 to 2741. [2022-02-10 23:47:02,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2741 states, 2729 states have (on average 1.9322096005862954) internal successors, (5273), 2740 states have internal predecessors, (5273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:02,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2741 states to 2741 states and 5273 transitions. [2022-02-10 23:47:02,219 INFO L78 Accepts]: Start accepts. Automaton has 2741 states and 5273 transitions. Word has length 135 [2022-02-10 23:47:02,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:02,219 INFO L470 AbstractCegarLoop]: Abstraction has 2741 states and 5273 transitions. [2022-02-10 23:47:02,219 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:02,219 INFO L276 IsEmpty]: Start isEmpty. Operand 2741 states and 5273 transitions. [2022-02-10 23:47:02,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:47:02,220 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:02,220 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:02,220 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2022-02-10 23:47:02,220 INFO L402 AbstractCegarLoop]: === Iteration 128 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:02,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:02,221 INFO L85 PathProgramCache]: Analyzing trace with hash -2009664543, now seen corresponding path program 11 times [2022-02-10 23:47:02,221 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:02,221 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799641867] [2022-02-10 23:47:02,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:02,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:02,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:02,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:02,479 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:02,480 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799641867] [2022-02-10 23:47:02,480 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1799641867] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:02,480 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:02,480 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:02,480 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004361039] [2022-02-10 23:47:02,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:02,481 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:02,481 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:02,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:02,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:02,482 INFO L87 Difference]: Start difference. First operand 2741 states and 5273 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:04,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:04,915 INFO L93 Difference]: Finished difference Result 6316 states and 12141 transitions. [2022-02-10 23:47:04,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-02-10 23:47:04,916 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:47:04,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:04,924 INFO L225 Difference]: With dead ends: 6316 [2022-02-10 23:47:04,924 INFO L226 Difference]: Without dead ends: 6316 [2022-02-10 23:47:04,925 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1456 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=669, Invalid=4443, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:47:04,925 INFO L934 BasicCegarLoop]: 436 mSDtfsCounter, 1545 mSDsluCounter, 4301 mSDsCounter, 0 mSdLazyCounter, 3816 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1545 SdHoareTripleChecker+Valid, 4734 SdHoareTripleChecker+Invalid, 3985 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 3816 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:04,925 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1545 Valid, 4734 Invalid, 3985 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 3816 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:47:04,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6316 states. [2022-02-10 23:47:04,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6316 to 2741. [2022-02-10 23:47:04,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2741 states, 2729 states have (on average 1.9322096005862954) internal successors, (5273), 2740 states have internal predecessors, (5273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:04,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2741 states to 2741 states and 5273 transitions. [2022-02-10 23:47:04,972 INFO L78 Accepts]: Start accepts. Automaton has 2741 states and 5273 transitions. Word has length 135 [2022-02-10 23:47:04,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:04,972 INFO L470 AbstractCegarLoop]: Abstraction has 2741 states and 5273 transitions. [2022-02-10 23:47:04,972 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:04,972 INFO L276 IsEmpty]: Start isEmpty. Operand 2741 states and 5273 transitions. [2022-02-10 23:47:04,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:47:04,974 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:04,974 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:04,974 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2022-02-10 23:47:04,974 INFO L402 AbstractCegarLoop]: === Iteration 129 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:04,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:04,974 INFO L85 PathProgramCache]: Analyzing trace with hash -2021557463, now seen corresponding path program 12 times [2022-02-10 23:47:04,974 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:04,974 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286128593] [2022-02-10 23:47:04,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:04,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:05,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:05,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:05,258 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:05,258 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286128593] [2022-02-10 23:47:05,259 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286128593] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:05,259 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:05,259 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:05,259 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652616162] [2022-02-10 23:47:05,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:05,259 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:05,259 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:05,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:05,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:05,260 INFO L87 Difference]: Start difference. First operand 2741 states and 5273 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:07,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:07,757 INFO L93 Difference]: Finished difference Result 6436 states and 12376 transitions. [2022-02-10 23:47:07,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-02-10 23:47:07,758 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:47:07,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:07,766 INFO L225 Difference]: With dead ends: 6436 [2022-02-10 23:47:07,766 INFO L226 Difference]: Without dead ends: 6436 [2022-02-10 23:47:07,766 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1620 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=715, Invalid=4835, Unknown=0, NotChecked=0, Total=5550 [2022-02-10 23:47:07,766 INFO L934 BasicCegarLoop]: 453 mSDtfsCounter, 1768 mSDsluCounter, 4364 mSDsCounter, 0 mSdLazyCounter, 3939 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1768 SdHoareTripleChecker+Valid, 4814 SdHoareTripleChecker+Invalid, 4168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 3939 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:07,767 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1768 Valid, 4814 Invalid, 4168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 3939 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:47:07,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6436 states. [2022-02-10 23:47:07,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6436 to 2739. [2022-02-10 23:47:07,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2739 states, 2727 states have (on average 1.9321598826549322) internal successors, (5269), 2738 states have internal predecessors, (5269), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:07,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2739 states to 2739 states and 5269 transitions. [2022-02-10 23:47:07,804 INFO L78 Accepts]: Start accepts. Automaton has 2739 states and 5269 transitions. Word has length 135 [2022-02-10 23:47:07,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:07,805 INFO L470 AbstractCegarLoop]: Abstraction has 2739 states and 5269 transitions. [2022-02-10 23:47:07,805 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:07,805 INFO L276 IsEmpty]: Start isEmpty. Operand 2739 states and 5269 transitions. [2022-02-10 23:47:07,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:47:07,806 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:07,806 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:07,806 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2022-02-10 23:47:07,806 INFO L402 AbstractCegarLoop]: === Iteration 130 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:07,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:07,806 INFO L85 PathProgramCache]: Analyzing trace with hash -1258420939, now seen corresponding path program 13 times [2022-02-10 23:47:07,806 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:07,806 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930633368] [2022-02-10 23:47:07,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:07,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:07,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:08,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:08,095 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:08,095 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930633368] [2022-02-10 23:47:08,096 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930633368] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:08,096 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:08,096 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:08,096 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894294787] [2022-02-10 23:47:08,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:08,096 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:08,096 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:08,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:08,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:08,096 INFO L87 Difference]: Start difference. First operand 2739 states and 5269 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:10,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:10,595 INFO L93 Difference]: Finished difference Result 6516 states and 12536 transitions. [2022-02-10 23:47:10,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-02-10 23:47:10,595 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:47:10,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:10,602 INFO L225 Difference]: With dead ends: 6516 [2022-02-10 23:47:10,603 INFO L226 Difference]: Without dead ends: 6516 [2022-02-10 23:47:10,603 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1629 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=705, Invalid=4845, Unknown=0, NotChecked=0, Total=5550 [2022-02-10 23:47:10,603 INFO L934 BasicCegarLoop]: 435 mSDtfsCounter, 1637 mSDsluCounter, 4511 mSDsCounter, 0 mSdLazyCounter, 4019 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1637 SdHoareTripleChecker+Valid, 4943 SdHoareTripleChecker+Invalid, 4230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 4019 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:10,603 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1637 Valid, 4943 Invalid, 4230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 4019 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:47:10,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6516 states. [2022-02-10 23:47:10,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6516 to 2737. [2022-02-10 23:47:10,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2737 states, 2725 states have (on average 1.9321100917431193) internal successors, (5265), 2736 states have internal predecessors, (5265), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:10,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2737 states to 2737 states and 5265 transitions. [2022-02-10 23:47:10,634 INFO L78 Accepts]: Start accepts. Automaton has 2737 states and 5265 transitions. Word has length 135 [2022-02-10 23:47:10,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:10,634 INFO L470 AbstractCegarLoop]: Abstraction has 2737 states and 5265 transitions. [2022-02-10 23:47:10,634 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:10,634 INFO L276 IsEmpty]: Start isEmpty. Operand 2737 states and 5265 transitions. [2022-02-10 23:47:10,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:47:10,635 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:10,635 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:10,635 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2022-02-10 23:47:10,635 INFO L402 AbstractCegarLoop]: === Iteration 131 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:10,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:10,636 INFO L85 PathProgramCache]: Analyzing trace with hash -130998053, now seen corresponding path program 14 times [2022-02-10 23:47:10,636 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:10,636 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221152729] [2022-02-10 23:47:10,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:10,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:10,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:10,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:10,883 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:10,883 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221152729] [2022-02-10 23:47:10,883 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221152729] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:10,883 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:10,883 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:10,883 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236316682] [2022-02-10 23:47:10,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:10,883 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:10,883 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:10,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:10,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:10,884 INFO L87 Difference]: Start difference. First operand 2737 states and 5265 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:13,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:13,509 INFO L93 Difference]: Finished difference Result 6405 states and 12314 transitions. [2022-02-10 23:47:13,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-02-10 23:47:13,509 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:47:13,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:13,517 INFO L225 Difference]: With dead ends: 6405 [2022-02-10 23:47:13,517 INFO L226 Difference]: Without dead ends: 6405 [2022-02-10 23:47:13,518 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1636 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=697, Invalid=4853, Unknown=0, NotChecked=0, Total=5550 [2022-02-10 23:47:13,518 INFO L934 BasicCegarLoop]: 431 mSDtfsCounter, 1527 mSDsluCounter, 5026 mSDsCounter, 0 mSdLazyCounter, 4503 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1527 SdHoareTripleChecker+Valid, 5454 SdHoareTripleChecker+Invalid, 4694 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 4503 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:13,518 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1527 Valid, 5454 Invalid, 4694 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 4503 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-10 23:47:13,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6405 states. [2022-02-10 23:47:13,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6405 to 2699. [2022-02-10 23:47:13,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2699 states, 2687 states have (on average 1.9311499813918869) internal successors, (5189), 2698 states have internal predecessors, (5189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:13,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2699 states and 5189 transitions. [2022-02-10 23:47:13,571 INFO L78 Accepts]: Start accepts. Automaton has 2699 states and 5189 transitions. Word has length 135 [2022-02-10 23:47:13,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:13,571 INFO L470 AbstractCegarLoop]: Abstraction has 2699 states and 5189 transitions. [2022-02-10 23:47:13,571 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:13,571 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 5189 transitions. [2022-02-10 23:47:13,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:47:13,572 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:13,572 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:13,572 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2022-02-10 23:47:13,573 INFO L402 AbstractCegarLoop]: === Iteration 132 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:13,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:13,573 INFO L85 PathProgramCache]: Analyzing trace with hash 1540590545, now seen corresponding path program 15 times [2022-02-10 23:47:13,573 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:13,573 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389794990] [2022-02-10 23:47:13,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:13,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:13,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:13,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:13,811 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:13,811 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389794990] [2022-02-10 23:47:13,811 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389794990] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:13,811 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:13,811 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:13,812 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270417217] [2022-02-10 23:47:13,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:13,812 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:13,812 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:13,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:13,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:13,812 INFO L87 Difference]: Start difference. First operand 2699 states and 5189 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:16,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:16,220 INFO L93 Difference]: Finished difference Result 6795 states and 13022 transitions. [2022-02-10 23:47:16,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-02-10 23:47:16,220 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:47:16,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:16,228 INFO L225 Difference]: With dead ends: 6795 [2022-02-10 23:47:16,228 INFO L226 Difference]: Without dead ends: 6775 [2022-02-10 23:47:16,229 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2015 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=848, Invalid=5632, Unknown=0, NotChecked=0, Total=6480 [2022-02-10 23:47:16,229 INFO L934 BasicCegarLoop]: 420 mSDtfsCounter, 2021 mSDsluCounter, 3882 mSDsCounter, 0 mSdLazyCounter, 3486 mSolverCounterSat, 269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2021 SdHoareTripleChecker+Valid, 4299 SdHoareTripleChecker+Invalid, 3755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 269 IncrementalHoareTripleChecker+Valid, 3486 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:16,229 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [2021 Valid, 4299 Invalid, 3755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [269 Valid, 3486 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:47:16,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6775 states. [2022-02-10 23:47:16,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6775 to 2963. [2022-02-10 23:47:16,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2963 states, 2951 states have (on average 1.9400203320908167) internal successors, (5725), 2962 states have internal predecessors, (5725), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:16,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2963 states to 2963 states and 5725 transitions. [2022-02-10 23:47:16,262 INFO L78 Accepts]: Start accepts. Automaton has 2963 states and 5725 transitions. Word has length 135 [2022-02-10 23:47:16,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:16,263 INFO L470 AbstractCegarLoop]: Abstraction has 2963 states and 5725 transitions. [2022-02-10 23:47:16,263 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:16,263 INFO L276 IsEmpty]: Start isEmpty. Operand 2963 states and 5725 transitions. [2022-02-10 23:47:16,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:47:16,264 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:16,264 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:16,264 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2022-02-10 23:47:16,264 INFO L402 AbstractCegarLoop]: === Iteration 133 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:16,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:16,264 INFO L85 PathProgramCache]: Analyzing trace with hash 711835767, now seen corresponding path program 37 times [2022-02-10 23:47:16,264 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:16,264 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391340325] [2022-02-10 23:47:16,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:16,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:16,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:16,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:16,516 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:16,516 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391340325] [2022-02-10 23:47:16,516 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391340325] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:16,516 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:16,516 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:16,516 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225465835] [2022-02-10 23:47:16,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:16,517 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:16,517 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:16,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:16,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:16,517 INFO L87 Difference]: Start difference. First operand 2963 states and 5725 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:18,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:18,418 INFO L93 Difference]: Finished difference Result 5589 states and 10765 transitions. [2022-02-10 23:47:18,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-02-10 23:47:18,418 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:47:18,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:18,424 INFO L225 Difference]: With dead ends: 5589 [2022-02-10 23:47:18,424 INFO L226 Difference]: Without dead ends: 5589 [2022-02-10 23:47:18,425 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1873 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=752, Invalid=5254, Unknown=0, NotChecked=0, Total=6006 [2022-02-10 23:47:18,425 INFO L934 BasicCegarLoop]: 368 mSDtfsCounter, 1452 mSDsluCounter, 4107 mSDsCounter, 0 mSdLazyCounter, 2969 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1452 SdHoareTripleChecker+Valid, 4473 SdHoareTripleChecker+Invalid, 3060 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 2969 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:18,425 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1452 Valid, 4473 Invalid, 3060 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 2969 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:47:18,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5589 states. [2022-02-10 23:47:18,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5589 to 2981. [2022-02-10 23:47:18,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2981 states, 2969 states have (on average 1.9403839676658807) internal successors, (5761), 2980 states have internal predecessors, (5761), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:18,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2981 states to 2981 states and 5761 transitions. [2022-02-10 23:47:18,477 INFO L78 Accepts]: Start accepts. Automaton has 2981 states and 5761 transitions. Word has length 135 [2022-02-10 23:47:18,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:18,477 INFO L470 AbstractCegarLoop]: Abstraction has 2981 states and 5761 transitions. [2022-02-10 23:47:18,477 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:18,477 INFO L276 IsEmpty]: Start isEmpty. Operand 2981 states and 5761 transitions. [2022-02-10 23:47:18,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:47:18,478 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:18,478 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:18,478 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2022-02-10 23:47:18,478 INFO L402 AbstractCegarLoop]: === Iteration 134 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:18,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:18,479 INFO L85 PathProgramCache]: Analyzing trace with hash -1515216223, now seen corresponding path program 16 times [2022-02-10 23:47:18,479 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:18,479 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938854387] [2022-02-10 23:47:18,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:18,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:18,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:18,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:18,770 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:18,770 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938854387] [2022-02-10 23:47:18,770 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1938854387] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:18,770 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:18,770 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:18,771 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773949540] [2022-02-10 23:47:18,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:18,771 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:18,771 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:18,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:18,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:18,771 INFO L87 Difference]: Start difference. First operand 2981 states and 5761 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:21,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:21,592 INFO L93 Difference]: Finished difference Result 7356 states and 14088 transitions. [2022-02-10 23:47:21,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-02-10 23:47:21,593 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:47:21,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:21,602 INFO L225 Difference]: With dead ends: 7356 [2022-02-10 23:47:21,602 INFO L226 Difference]: Without dead ends: 7356 [2022-02-10 23:47:21,602 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2008 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=873, Invalid=5607, Unknown=0, NotChecked=0, Total=6480 [2022-02-10 23:47:21,603 INFO L934 BasicCegarLoop]: 436 mSDtfsCounter, 1596 mSDsluCounter, 4971 mSDsCounter, 0 mSdLazyCounter, 4399 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1596 SdHoareTripleChecker+Valid, 5404 SdHoareTripleChecker+Invalid, 4577 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 4399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:21,603 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1596 Valid, 5404 Invalid, 4577 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 4399 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-10 23:47:21,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7356 states. [2022-02-10 23:47:21,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7356 to 2987. [2022-02-10 23:47:21,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2987 states, 2975 states have (on average 1.9405042016806722) internal successors, (5773), 2986 states have internal predecessors, (5773), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:21,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2987 states to 2987 states and 5773 transitions. [2022-02-10 23:47:21,644 INFO L78 Accepts]: Start accepts. Automaton has 2987 states and 5773 transitions. Word has length 135 [2022-02-10 23:47:21,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:21,644 INFO L470 AbstractCegarLoop]: Abstraction has 2987 states and 5773 transitions. [2022-02-10 23:47:21,645 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:21,645 INFO L276 IsEmpty]: Start isEmpty. Operand 2987 states and 5773 transitions. [2022-02-10 23:47:21,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:47:21,646 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:21,646 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:21,646 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2022-02-10 23:47:21,646 INFO L402 AbstractCegarLoop]: === Iteration 135 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:21,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:21,646 INFO L85 PathProgramCache]: Analyzing trace with hash -1527109143, now seen corresponding path program 17 times [2022-02-10 23:47:21,646 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:21,646 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515521930] [2022-02-10 23:47:21,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:21,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:21,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:21,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:21,904 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:21,904 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515521930] [2022-02-10 23:47:21,904 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [515521930] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:21,904 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:21,904 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:21,904 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630189191] [2022-02-10 23:47:21,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:21,905 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:21,905 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:21,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:21,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:21,905 INFO L87 Difference]: Start difference. First operand 2987 states and 5773 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:24,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:24,940 INFO L93 Difference]: Finished difference Result 7476 states and 14323 transitions. [2022-02-10 23:47:24,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2022-02-10 23:47:24,940 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:47:24,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:24,949 INFO L225 Difference]: With dead ends: 7476 [2022-02-10 23:47:24,949 INFO L226 Difference]: Without dead ends: 7476 [2022-02-10 23:47:24,950 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2130 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=909, Invalid=5897, Unknown=0, NotChecked=0, Total=6806 [2022-02-10 23:47:24,950 INFO L934 BasicCegarLoop]: 452 mSDtfsCounter, 1624 mSDsluCounter, 5183 mSDsCounter, 0 mSdLazyCounter, 4890 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1624 SdHoareTripleChecker+Valid, 5632 SdHoareTripleChecker+Invalid, 5090 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 4890 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:24,950 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1624 Valid, 5632 Invalid, 5090 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 4890 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-10 23:47:24,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7476 states. [2022-02-10 23:47:24,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7476 to 2985. [2022-02-10 23:47:24,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2985 states, 2973 states have (on average 1.9404641775983855) internal successors, (5769), 2984 states have internal predecessors, (5769), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:24,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2985 states to 2985 states and 5769 transitions. [2022-02-10 23:47:24,989 INFO L78 Accepts]: Start accepts. Automaton has 2985 states and 5769 transitions. Word has length 135 [2022-02-10 23:47:24,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:24,990 INFO L470 AbstractCegarLoop]: Abstraction has 2985 states and 5769 transitions. [2022-02-10 23:47:24,990 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:24,990 INFO L276 IsEmpty]: Start isEmpty. Operand 2985 states and 5769 transitions. [2022-02-10 23:47:24,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:47:24,991 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:24,991 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:24,991 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2022-02-10 23:47:24,991 INFO L402 AbstractCegarLoop]: === Iteration 136 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:24,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:24,991 INFO L85 PathProgramCache]: Analyzing trace with hash -763972619, now seen corresponding path program 18 times [2022-02-10 23:47:24,991 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:24,992 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369054748] [2022-02-10 23:47:24,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:24,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:25,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:25,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:25,278 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:25,278 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369054748] [2022-02-10 23:47:25,278 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1369054748] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:25,278 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:25,278 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:25,278 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688956212] [2022-02-10 23:47:25,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:25,278 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:25,278 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:25,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:25,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:25,279 INFO L87 Difference]: Start difference. First operand 2985 states and 5769 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:27,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:27,952 INFO L93 Difference]: Finished difference Result 7556 states and 14483 transitions. [2022-02-10 23:47:27,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2022-02-10 23:47:27,952 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:47:27,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:27,961 INFO L225 Difference]: With dead ends: 7556 [2022-02-10 23:47:27,961 INFO L226 Difference]: Without dead ends: 7556 [2022-02-10 23:47:27,961 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2137 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=899, Invalid=5907, Unknown=0, NotChecked=0, Total=6806 [2022-02-10 23:47:27,961 INFO L934 BasicCegarLoop]: 435 mSDtfsCounter, 1792 mSDsluCounter, 4457 mSDsCounter, 0 mSdLazyCounter, 4036 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1792 SdHoareTripleChecker+Valid, 4889 SdHoareTripleChecker+Invalid, 4262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 4036 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:27,961 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1792 Valid, 4889 Invalid, 4262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 4036 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:47:27,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7556 states. [2022-02-10 23:47:27,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7556 to 2983. [2022-02-10 23:47:27,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2983 states, 2971 states have (on average 1.9404240996297544) internal successors, (5765), 2982 states have internal predecessors, (5765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:28,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2983 states to 2983 states and 5765 transitions. [2022-02-10 23:47:28,002 INFO L78 Accepts]: Start accepts. Automaton has 2983 states and 5765 transitions. Word has length 135 [2022-02-10 23:47:28,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:28,002 INFO L470 AbstractCegarLoop]: Abstraction has 2983 states and 5765 transitions. [2022-02-10 23:47:28,002 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:28,002 INFO L276 IsEmpty]: Start isEmpty. Operand 2983 states and 5765 transitions. [2022-02-10 23:47:28,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:47:28,003 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:28,003 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:28,003 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2022-02-10 23:47:28,004 INFO L402 AbstractCegarLoop]: === Iteration 137 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:28,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:28,004 INFO L85 PathProgramCache]: Analyzing trace with hash 363450267, now seen corresponding path program 19 times [2022-02-10 23:47:28,004 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:28,004 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727880570] [2022-02-10 23:47:28,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:28,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:28,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:28,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:28,273 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:28,273 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727880570] [2022-02-10 23:47:28,274 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1727880570] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:28,274 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:28,274 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:28,274 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981050699] [2022-02-10 23:47:28,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:28,274 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:28,274 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:28,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:28,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:28,275 INFO L87 Difference]: Start difference. First operand 2983 states and 5765 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:30,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:30,834 INFO L93 Difference]: Finished difference Result 7620 states and 14611 transitions. [2022-02-10 23:47:30,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2022-02-10 23:47:30,835 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:47:30,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:30,843 INFO L225 Difference]: With dead ends: 7620 [2022-02-10 23:47:30,843 INFO L226 Difference]: Without dead ends: 7620 [2022-02-10 23:47:30,843 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2144 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=891, Invalid=5915, Unknown=0, NotChecked=0, Total=6806 [2022-02-10 23:47:30,843 INFO L934 BasicCegarLoop]: 431 mSDtfsCounter, 1901 mSDsluCounter, 4192 mSDsCounter, 0 mSdLazyCounter, 3700 mSolverCounterSat, 285 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1901 SdHoareTripleChecker+Valid, 4620 SdHoareTripleChecker+Invalid, 3985 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 285 IncrementalHoareTripleChecker+Valid, 3700 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:30,843 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1901 Valid, 4620 Invalid, 3985 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [285 Valid, 3700 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:47:30,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7620 states. [2022-02-10 23:47:30,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7620 to 2981. [2022-02-10 23:47:30,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2981 states, 2969 states have (on average 1.9403839676658807) internal successors, (5761), 2980 states have internal predecessors, (5761), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:30,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2981 states to 2981 states and 5761 transitions. [2022-02-10 23:47:30,879 INFO L78 Accepts]: Start accepts. Automaton has 2981 states and 5761 transitions. Word has length 135 [2022-02-10 23:47:30,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:30,879 INFO L470 AbstractCegarLoop]: Abstraction has 2981 states and 5761 transitions. [2022-02-10 23:47:30,879 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:30,879 INFO L276 IsEmpty]: Start isEmpty. Operand 2981 states and 5761 transitions. [2022-02-10 23:47:30,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:47:30,880 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:30,880 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:30,880 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2022-02-10 23:47:30,880 INFO L402 AbstractCegarLoop]: === Iteration 138 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:30,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:30,881 INFO L85 PathProgramCache]: Analyzing trace with hash -2011296415, now seen corresponding path program 20 times [2022-02-10 23:47:30,881 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:30,881 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625173509] [2022-02-10 23:47:30,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:30,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:30,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:31,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:31,178 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:31,178 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625173509] [2022-02-10 23:47:31,178 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625173509] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:31,178 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:31,178 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:31,178 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657039191] [2022-02-10 23:47:31,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:31,178 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:31,179 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:31,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:31,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:31,179 INFO L87 Difference]: Start difference. First operand 2981 states and 5761 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:33,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:33,700 INFO L93 Difference]: Finished difference Result 6172 states and 11858 transitions. [2022-02-10 23:47:33,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-02-10 23:47:33,700 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:47:33,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:33,707 INFO L225 Difference]: With dead ends: 6172 [2022-02-10 23:47:33,707 INFO L226 Difference]: Without dead ends: 6152 [2022-02-10 23:47:33,707 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1651 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=839, Invalid=4861, Unknown=0, NotChecked=0, Total=5700 [2022-02-10 23:47:33,708 INFO L934 BasicCegarLoop]: 417 mSDtfsCounter, 1613 mSDsluCounter, 4139 mSDsCounter, 0 mSdLazyCounter, 3760 mSolverCounterSat, 240 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1613 SdHoareTripleChecker+Valid, 4553 SdHoareTripleChecker+Invalid, 4000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 240 IncrementalHoareTripleChecker+Valid, 3760 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:33,708 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1613 Valid, 4553 Invalid, 4000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [240 Valid, 3760 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:47:33,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6152 states. [2022-02-10 23:47:33,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6152 to 3286. [2022-02-10 23:47:33,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3286 states, 3274 states have (on average 1.954184483811851) internal successors, (6398), 3285 states have internal predecessors, (6398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:33,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3286 states to 3286 states and 6398 transitions. [2022-02-10 23:47:33,766 INFO L78 Accepts]: Start accepts. Automaton has 3286 states and 6398 transitions. Word has length 135 [2022-02-10 23:47:33,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:33,766 INFO L470 AbstractCegarLoop]: Abstraction has 3286 states and 6398 transitions. [2022-02-10 23:47:33,766 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:33,766 INFO L276 IsEmpty]: Start isEmpty. Operand 3286 states and 6398 transitions. [2022-02-10 23:47:33,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:47:33,767 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:33,767 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:33,767 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2022-02-10 23:47:33,767 INFO L402 AbstractCegarLoop]: === Iteration 139 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:33,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:33,767 INFO L85 PathProgramCache]: Analyzing trace with hash -2044895643, now seen corresponding path program 21 times [2022-02-10 23:47:33,767 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:33,768 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562736873] [2022-02-10 23:47:33,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:33,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:33,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:34,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:34,062 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:34,062 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562736873] [2022-02-10 23:47:34,062 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [562736873] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:34,062 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:34,062 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:34,063 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834727663] [2022-02-10 23:47:34,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:34,063 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:34,063 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:34,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:34,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:34,063 INFO L87 Difference]: Start difference. First operand 3286 states and 6398 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:36,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:36,750 INFO L93 Difference]: Finished difference Result 5991 states and 11493 transitions. [2022-02-10 23:47:36,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-02-10 23:47:36,750 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:47:36,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:36,757 INFO L225 Difference]: With dead ends: 5991 [2022-02-10 23:47:36,757 INFO L226 Difference]: Without dead ends: 5991 [2022-02-10 23:47:36,757 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1951 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=933, Invalid=5547, Unknown=0, NotChecked=0, Total=6480 [2022-02-10 23:47:36,757 INFO L934 BasicCegarLoop]: 404 mSDtfsCounter, 1569 mSDsluCounter, 4243 mSDsCounter, 0 mSdLazyCounter, 4038 mSolverCounterSat, 243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1569 SdHoareTripleChecker+Valid, 4644 SdHoareTripleChecker+Invalid, 4281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 4038 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:36,757 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1569 Valid, 4644 Invalid, 4281 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 4038 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:47:36,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5991 states. [2022-02-10 23:47:36,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5991 to 3288. [2022-02-10 23:47:36,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3288 states, 3276 states have (on average 1.9542124542124542) internal successors, (6402), 3287 states have internal predecessors, (6402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:36,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3288 states to 3288 states and 6402 transitions. [2022-02-10 23:47:36,793 INFO L78 Accepts]: Start accepts. Automaton has 3288 states and 6402 transitions. Word has length 135 [2022-02-10 23:47:36,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:36,793 INFO L470 AbstractCegarLoop]: Abstraction has 3288 states and 6402 transitions. [2022-02-10 23:47:36,793 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:36,793 INFO L276 IsEmpty]: Start isEmpty. Operand 3288 states and 6402 transitions. [2022-02-10 23:47:36,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:47:36,794 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:36,794 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:36,795 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2022-02-10 23:47:36,795 INFO L402 AbstractCegarLoop]: === Iteration 140 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:36,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:36,795 INFO L85 PathProgramCache]: Analyzing trace with hash 1014191559, now seen corresponding path program 22 times [2022-02-10 23:47:36,795 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:36,795 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326460799] [2022-02-10 23:47:36,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:36,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:36,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:37,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:37,064 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:37,064 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326460799] [2022-02-10 23:47:37,064 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1326460799] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:37,064 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:37,065 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:37,065 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410833013] [2022-02-10 23:47:37,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:37,065 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:37,065 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:37,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:37,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:37,065 INFO L87 Difference]: Start difference. First operand 3288 states and 6402 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:39,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:39,911 INFO L93 Difference]: Finished difference Result 6030 states and 11570 transitions. [2022-02-10 23:47:39,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-02-10 23:47:39,912 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:47:39,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:39,918 INFO L225 Difference]: With dead ends: 6030 [2022-02-10 23:47:39,918 INFO L226 Difference]: Without dead ends: 6030 [2022-02-10 23:47:39,918 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1889 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=910, Invalid=5410, Unknown=0, NotChecked=0, Total=6320 [2022-02-10 23:47:39,919 INFO L934 BasicCegarLoop]: 418 mSDtfsCounter, 1512 mSDsluCounter, 4629 mSDsCounter, 0 mSdLazyCounter, 4516 mSolverCounterSat, 224 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1512 SdHoareTripleChecker+Valid, 5044 SdHoareTripleChecker+Invalid, 4740 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 224 IncrementalHoareTripleChecker+Valid, 4516 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:39,919 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1512 Valid, 5044 Invalid, 4740 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [224 Valid, 4516 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-10 23:47:39,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6030 states. [2022-02-10 23:47:39,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6030 to 3286. [2022-02-10 23:47:39,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3286 states, 3274 states have (on average 1.954184483811851) internal successors, (6398), 3285 states have internal predecessors, (6398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:39,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3286 states to 3286 states and 6398 transitions. [2022-02-10 23:47:39,957 INFO L78 Accepts]: Start accepts. Automaton has 3286 states and 6398 transitions. Word has length 135 [2022-02-10 23:47:39,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:39,957 INFO L470 AbstractCegarLoop]: Abstraction has 3286 states and 6398 transitions. [2022-02-10 23:47:39,957 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:39,958 INFO L276 IsEmpty]: Start isEmpty. Operand 3286 states and 6398 transitions. [2022-02-10 23:47:39,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:47:39,959 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:39,959 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:39,959 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2022-02-10 23:47:39,959 INFO L402 AbstractCegarLoop]: === Iteration 141 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:39,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:39,959 INFO L85 PathProgramCache]: Analyzing trace with hash -2037018315, now seen corresponding path program 23 times [2022-02-10 23:47:39,959 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:39,959 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214973735] [2022-02-10 23:47:39,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:39,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:39,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:40,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:40,222 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:40,222 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214973735] [2022-02-10 23:47:40,222 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214973735] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:40,222 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:40,222 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:40,222 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540005771] [2022-02-10 23:47:40,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:40,222 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:40,222 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:40,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:40,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:40,223 INFO L87 Difference]: Start difference. First operand 3286 states and 6398 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:42,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:42,566 INFO L93 Difference]: Finished difference Result 5972 states and 11455 transitions. [2022-02-10 23:47:42,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-02-10 23:47:42,567 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:47:42,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:42,572 INFO L225 Difference]: With dead ends: 5972 [2022-02-10 23:47:42,572 INFO L226 Difference]: Without dead ends: 5972 [2022-02-10 23:47:42,572 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1902 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=890, Invalid=5430, Unknown=0, NotChecked=0, Total=6320 [2022-02-10 23:47:42,572 INFO L934 BasicCegarLoop]: 364 mSDtfsCounter, 1743 mSDsluCounter, 3592 mSDsCounter, 0 mSdLazyCounter, 3210 mSolverCounterSat, 285 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1743 SdHoareTripleChecker+Valid, 3953 SdHoareTripleChecker+Invalid, 3495 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 285 IncrementalHoareTripleChecker+Valid, 3210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:42,572 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1743 Valid, 3953 Invalid, 3495 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [285 Valid, 3210 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:47:42,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5972 states. [2022-02-10 23:47:42,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5972 to 3290. [2022-02-10 23:47:42,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3290 states, 3278 states have (on average 1.9542403904820012) internal successors, (6406), 3289 states have internal predecessors, (6406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:42,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3290 states to 3290 states and 6406 transitions. [2022-02-10 23:47:42,606 INFO L78 Accepts]: Start accepts. Automaton has 3290 states and 6406 transitions. Word has length 135 [2022-02-10 23:47:42,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:42,606 INFO L470 AbstractCegarLoop]: Abstraction has 3290 states and 6406 transitions. [2022-02-10 23:47:42,606 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:42,606 INFO L276 IsEmpty]: Start isEmpty. Operand 3290 states and 6406 transitions. [2022-02-10 23:47:42,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:47:42,607 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:42,607 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:42,607 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2022-02-10 23:47:42,608 INFO L402 AbstractCegarLoop]: === Iteration 142 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:42,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:42,608 INFO L85 PathProgramCache]: Analyzing trace with hash 1022068887, now seen corresponding path program 24 times [2022-02-10 23:47:42,608 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:42,608 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798518778] [2022-02-10 23:47:42,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:42,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:42,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:42,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:42,851 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:42,851 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798518778] [2022-02-10 23:47:42,851 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1798518778] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:42,851 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:42,851 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:42,851 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25514553] [2022-02-10 23:47:42,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:42,852 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:42,852 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:42,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:42,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:42,852 INFO L87 Difference]: Start difference. First operand 3290 states and 6406 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:45,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:45,432 INFO L93 Difference]: Finished difference Result 6092 states and 11690 transitions. [2022-02-10 23:47:45,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-02-10 23:47:45,432 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:47:45,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:45,439 INFO L225 Difference]: With dead ends: 6092 [2022-02-10 23:47:45,439 INFO L226 Difference]: Without dead ends: 6092 [2022-02-10 23:47:45,440 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2022 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=926, Invalid=5716, Unknown=0, NotChecked=0, Total=6642 [2022-02-10 23:47:45,440 INFO L934 BasicCegarLoop]: 378 mSDtfsCounter, 1712 mSDsluCounter, 3948 mSDsCounter, 0 mSdLazyCounter, 3736 mSolverCounterSat, 265 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1712 SdHoareTripleChecker+Valid, 4323 SdHoareTripleChecker+Invalid, 4001 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 265 IncrementalHoareTripleChecker+Valid, 3736 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:45,440 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1712 Valid, 4323 Invalid, 4001 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [265 Valid, 3736 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:47:45,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6092 states. [2022-02-10 23:47:45,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6092 to 3288. [2022-02-10 23:47:45,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3288 states, 3276 states have (on average 1.9542124542124542) internal successors, (6402), 3287 states have internal predecessors, (6402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:45,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3288 states to 3288 states and 6402 transitions. [2022-02-10 23:47:45,495 INFO L78 Accepts]: Start accepts. Automaton has 3288 states and 6402 transitions. Word has length 135 [2022-02-10 23:47:45,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:45,495 INFO L470 AbstractCegarLoop]: Abstraction has 3288 states and 6402 transitions. [2022-02-10 23:47:45,495 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:45,495 INFO L276 IsEmpty]: Start isEmpty. Operand 3288 states and 6402 transitions. [2022-02-10 23:47:45,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:47:45,496 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:45,496 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:45,496 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2022-02-10 23:47:45,496 INFO L402 AbstractCegarLoop]: === Iteration 143 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:45,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:45,497 INFO L85 PathProgramCache]: Analyzing trace with hash -1072068619, now seen corresponding path program 25 times [2022-02-10 23:47:45,497 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:45,497 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530781381] [2022-02-10 23:47:45,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:45,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:45,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:45,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:45,763 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:45,763 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530781381] [2022-02-10 23:47:45,763 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1530781381] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:45,763 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:45,763 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:45,763 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365847141] [2022-02-10 23:47:45,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:45,763 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:45,764 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:45,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:45,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:45,764 INFO L87 Difference]: Start difference. First operand 3288 states and 6402 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:48,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:48,319 INFO L93 Difference]: Finished difference Result 6112 states and 11734 transitions. [2022-02-10 23:47:48,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2022-02-10 23:47:48,320 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:47:48,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:48,326 INFO L225 Difference]: With dead ends: 6112 [2022-02-10 23:47:48,326 INFO L226 Difference]: Without dead ends: 6112 [2022-02-10 23:47:48,327 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1843 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=861, Invalid=5301, Unknown=0, NotChecked=0, Total=6162 [2022-02-10 23:47:48,327 INFO L934 BasicCegarLoop]: 393 mSDtfsCounter, 1635 mSDsluCounter, 4124 mSDsCounter, 0 mSdLazyCounter, 3897 mSolverCounterSat, 254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1635 SdHoareTripleChecker+Valid, 4514 SdHoareTripleChecker+Invalid, 4151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 254 IncrementalHoareTripleChecker+Valid, 3897 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:48,327 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1635 Valid, 4514 Invalid, 4151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [254 Valid, 3897 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:47:48,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6112 states. [2022-02-10 23:47:48,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6112 to 3286. [2022-02-10 23:47:48,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3286 states, 3274 states have (on average 1.954184483811851) internal successors, (6398), 3285 states have internal predecessors, (6398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:48,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3286 states to 3286 states and 6398 transitions. [2022-02-10 23:47:48,363 INFO L78 Accepts]: Start accepts. Automaton has 3286 states and 6398 transitions. Word has length 135 [2022-02-10 23:47:48,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:48,363 INFO L470 AbstractCegarLoop]: Abstraction has 3286 states and 6398 transitions. [2022-02-10 23:47:48,363 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:48,363 INFO L276 IsEmpty]: Start isEmpty. Operand 3286 states and 6398 transitions. [2022-02-10 23:47:48,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:47:48,364 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:48,364 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:48,364 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2022-02-10 23:47:48,364 INFO L402 AbstractCegarLoop]: === Iteration 144 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:48,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:48,365 INFO L85 PathProgramCache]: Analyzing trace with hash -2009475049, now seen corresponding path program 26 times [2022-02-10 23:47:48,365 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:48,365 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714957231] [2022-02-10 23:47:48,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:48,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:48,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:48,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:48,664 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:48,664 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [714957231] [2022-02-10 23:47:48,664 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [714957231] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:48,664 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:48,664 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:48,664 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329734863] [2022-02-10 23:47:48,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:48,665 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:48,665 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:48,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:48,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:48,665 INFO L87 Difference]: Start difference. First operand 3286 states and 6398 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:50,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:50,753 INFO L93 Difference]: Finished difference Result 5960 states and 11431 transitions. [2022-02-10 23:47:50,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2022-02-10 23:47:50,753 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:47:50,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:50,758 INFO L225 Difference]: With dead ends: 5960 [2022-02-10 23:47:50,758 INFO L226 Difference]: Without dead ends: 5960 [2022-02-10 23:47:50,759 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1855 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=853, Invalid=5309, Unknown=0, NotChecked=0, Total=6162 [2022-02-10 23:47:50,759 INFO L934 BasicCegarLoop]: 343 mSDtfsCounter, 1693 mSDsluCounter, 3140 mSDsCounter, 0 mSdLazyCounter, 2636 mSolverCounterSat, 314 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1693 SdHoareTripleChecker+Valid, 3480 SdHoareTripleChecker+Invalid, 2950 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 314 IncrementalHoareTripleChecker+Valid, 2636 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:50,759 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1693 Valid, 3480 Invalid, 2950 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [314 Valid, 2636 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:47:50,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5960 states. [2022-02-10 23:47:50,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5960 to 3286. [2022-02-10 23:47:50,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3286 states, 3274 states have (on average 1.954184483811851) internal successors, (6398), 3285 states have internal predecessors, (6398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:50,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3286 states to 3286 states and 6398 transitions. [2022-02-10 23:47:50,792 INFO L78 Accepts]: Start accepts. Automaton has 3286 states and 6398 transitions. Word has length 135 [2022-02-10 23:47:50,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:50,792 INFO L470 AbstractCegarLoop]: Abstraction has 3286 states and 6398 transitions. [2022-02-10 23:47:50,792 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:50,792 INFO L276 IsEmpty]: Start isEmpty. Operand 3286 states and 6398 transitions. [2022-02-10 23:47:50,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:47:50,793 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:50,793 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:50,793 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2022-02-10 23:47:50,793 INFO L402 AbstractCegarLoop]: === Iteration 145 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:50,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:50,794 INFO L85 PathProgramCache]: Analyzing trace with hash 1049612153, now seen corresponding path program 27 times [2022-02-10 23:47:50,794 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:50,794 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097163529] [2022-02-10 23:47:50,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:50,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:50,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:51,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:51,057 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:51,057 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097163529] [2022-02-10 23:47:51,057 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097163529] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:51,057 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:51,058 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:51,058 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555900743] [2022-02-10 23:47:51,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:51,058 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:51,058 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:51,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:51,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:51,058 INFO L87 Difference]: Start difference. First operand 3286 states and 6398 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:53,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:53,366 INFO L93 Difference]: Finished difference Result 6080 states and 11666 transitions. [2022-02-10 23:47:53,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-02-10 23:47:53,367 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:47:53,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:53,373 INFO L225 Difference]: With dead ends: 6080 [2022-02-10 23:47:53,373 INFO L226 Difference]: Without dead ends: 6080 [2022-02-10 23:47:53,374 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1974 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=888, Invalid=5592, Unknown=0, NotChecked=0, Total=6480 [2022-02-10 23:47:53,374 INFO L934 BasicCegarLoop]: 357 mSDtfsCounter, 1765 mSDsluCounter, 3655 mSDsCounter, 0 mSdLazyCounter, 3172 mSolverCounterSat, 324 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1765 SdHoareTripleChecker+Valid, 4009 SdHoareTripleChecker+Invalid, 3496 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 324 IncrementalHoareTripleChecker+Valid, 3172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:53,374 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1765 Valid, 4009 Invalid, 3496 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [324 Valid, 3172 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:47:53,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6080 states. [2022-02-10 23:47:53,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6080 to 3284. [2022-02-10 23:47:53,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3284 states, 3272 states have (on average 1.9541564792176038) internal successors, (6394), 3283 states have internal predecessors, (6394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:53,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3284 states to 3284 states and 6394 transitions. [2022-02-10 23:47:53,411 INFO L78 Accepts]: Start accepts. Automaton has 3284 states and 6394 transitions. Word has length 135 [2022-02-10 23:47:53,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:53,411 INFO L470 AbstractCegarLoop]: Abstraction has 3284 states and 6394 transitions. [2022-02-10 23:47:53,411 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:53,411 INFO L276 IsEmpty]: Start isEmpty. Operand 3284 states and 6394 transitions. [2022-02-10 23:47:53,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:47:53,412 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:53,412 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:53,412 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2022-02-10 23:47:53,412 INFO L402 AbstractCegarLoop]: === Iteration 146 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:53,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:53,413 INFO L85 PathProgramCache]: Analyzing trace with hash -1044525353, now seen corresponding path program 28 times [2022-02-10 23:47:53,413 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:53,413 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838208198] [2022-02-10 23:47:53,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:53,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:53,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:53,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:53,693 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:53,694 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838208198] [2022-02-10 23:47:53,694 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838208198] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:53,694 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:53,694 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:53,694 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140944067] [2022-02-10 23:47:53,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:53,694 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:53,694 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:53,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:53,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:53,694 INFO L87 Difference]: Start difference. First operand 3284 states and 6394 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:56,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:56,080 INFO L93 Difference]: Finished difference Result 6160 states and 11826 transitions. [2022-02-10 23:47:56,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-02-10 23:47:56,080 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:47:56,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:56,087 INFO L225 Difference]: With dead ends: 6160 [2022-02-10 23:47:56,087 INFO L226 Difference]: Without dead ends: 6160 [2022-02-10 23:47:56,088 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1982 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=879, Invalid=5601, Unknown=0, NotChecked=0, Total=6480 [2022-02-10 23:47:56,088 INFO L934 BasicCegarLoop]: 372 mSDtfsCounter, 1654 mSDsluCounter, 3675 mSDsCounter, 0 mSdLazyCounter, 3326 mSolverCounterSat, 320 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1654 SdHoareTripleChecker+Valid, 4044 SdHoareTripleChecker+Invalid, 3646 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 320 IncrementalHoareTripleChecker+Valid, 3326 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:56,088 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1654 Valid, 4044 Invalid, 3646 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [320 Valid, 3326 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:47:56,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6160 states. [2022-02-10 23:47:56,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6160 to 3282. [2022-02-10 23:47:56,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3282 states, 3270 states have (on average 1.9541284403669725) internal successors, (6390), 3281 states have internal predecessors, (6390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:56,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3282 states to 3282 states and 6390 transitions. [2022-02-10 23:47:56,129 INFO L78 Accepts]: Start accepts. Automaton has 3282 states and 6390 transitions. Word has length 135 [2022-02-10 23:47:56,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:56,129 INFO L470 AbstractCegarLoop]: Abstraction has 3282 states and 6390 transitions. [2022-02-10 23:47:56,129 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:56,129 INFO L276 IsEmpty]: Start isEmpty. Operand 3282 states and 6390 transitions. [2022-02-10 23:47:56,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:47:56,131 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:56,131 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:56,131 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2022-02-10 23:47:56,131 INFO L402 AbstractCegarLoop]: === Iteration 147 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:56,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:56,132 INFO L85 PathProgramCache]: Analyzing trace with hash -937672327, now seen corresponding path program 29 times [2022-02-10 23:47:56,132 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:56,132 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158936096] [2022-02-10 23:47:56,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:56,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:56,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:56,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:56,424 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:56,424 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158936096] [2022-02-10 23:47:56,425 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1158936096] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:56,425 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:56,425 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:47:56,425 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723843521] [2022-02-10 23:47:56,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:56,425 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:47:56,425 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:56,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:47:56,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:47:56,425 INFO L87 Difference]: Start difference. First operand 3282 states and 6390 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:58,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:58,778 INFO L93 Difference]: Finished difference Result 5995 states and 11500 transitions. [2022-02-10 23:47:58,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-02-10 23:47:58,778 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:47:58,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:58,784 INFO L225 Difference]: With dead ends: 5995 [2022-02-10 23:47:58,784 INFO L226 Difference]: Without dead ends: 5995 [2022-02-10 23:47:58,785 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1800 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=818, Invalid=5188, Unknown=0, NotChecked=0, Total=6006 [2022-02-10 23:47:58,785 INFO L934 BasicCegarLoop]: 386 mSDtfsCounter, 1742 mSDsluCounter, 3734 mSDsCounter, 0 mSdLazyCounter, 3491 mSolverCounterSat, 301 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1742 SdHoareTripleChecker+Valid, 4117 SdHoareTripleChecker+Invalid, 3792 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 301 IncrementalHoareTripleChecker+Valid, 3491 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:58,785 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1742 Valid, 4117 Invalid, 3792 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [301 Valid, 3491 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:47:58,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5995 states. [2022-02-10 23:47:58,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5995 to 3256. [2022-02-10 23:47:58,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3256 states, 3244 states have (on average 1.9537607891491986) internal successors, (6338), 3255 states have internal predecessors, (6338), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:58,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3256 states to 3256 states and 6338 transitions. [2022-02-10 23:47:58,834 INFO L78 Accepts]: Start accepts. Automaton has 3256 states and 6338 transitions. Word has length 135 [2022-02-10 23:47:58,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:58,834 INFO L470 AbstractCegarLoop]: Abstraction has 3256 states and 6338 transitions. [2022-02-10 23:47:58,834 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:58,834 INFO L276 IsEmpty]: Start isEmpty. Operand 3256 states and 6338 transitions. [2022-02-10 23:47:58,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:47:58,835 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:58,835 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:58,835 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2022-02-10 23:47:58,835 INFO L402 AbstractCegarLoop]: === Iteration 148 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:47:58,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:58,835 INFO L85 PathProgramCache]: Analyzing trace with hash 881817713, now seen corresponding path program 38 times [2022-02-10 23:47:58,836 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:58,836 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698014284] [2022-02-10 23:47:58,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:58,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:58,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:59,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:59,172 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:59,172 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698014284] [2022-02-10 23:47:59,172 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698014284] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:59,172 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:59,172 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:47:59,172 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530293696] [2022-02-10 23:47:59,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:59,173 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:47:59,173 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:59,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:47:59,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:47:59,173 INFO L87 Difference]: Start difference. First operand 3256 states and 6338 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:01,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:01,174 INFO L93 Difference]: Finished difference Result 4522 states and 8761 transitions. [2022-02-10 23:48:01,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-10 23:48:01,174 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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 135 [2022-02-10 23:48:01,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:01,178 INFO L225 Difference]: With dead ends: 4522 [2022-02-10 23:48:01,178 INFO L226 Difference]: Without dead ends: 4522 [2022-02-10 23:48:01,179 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1255 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=733, Invalid=3823, Unknown=0, NotChecked=0, Total=4556 [2022-02-10 23:48:01,179 INFO L934 BasicCegarLoop]: 279 mSDtfsCounter, 1206 mSDsluCounter, 3308 mSDsCounter, 0 mSdLazyCounter, 2640 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1206 SdHoareTripleChecker+Valid, 3585 SdHoareTripleChecker+Invalid, 2748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 2640 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:01,179 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1206 Valid, 3585 Invalid, 2748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 2640 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:48:01,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4522 states. [2022-02-10 23:48:01,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4522 to 3250. [2022-02-10 23:48:01,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3250 states, 3238 states have (on average 1.9536751080914145) internal successors, (6326), 3249 states have internal predecessors, (6326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:01,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3250 states to 3250 states and 6326 transitions. [2022-02-10 23:48:01,207 INFO L78 Accepts]: Start accepts. Automaton has 3250 states and 6326 transitions. Word has length 135 [2022-02-10 23:48:01,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:01,207 INFO L470 AbstractCegarLoop]: Abstraction has 3250 states and 6326 transitions. [2022-02-10 23:48:01,208 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:01,208 INFO L276 IsEmpty]: Start isEmpty. Operand 3250 states and 6326 transitions. [2022-02-10 23:48:01,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:48:01,209 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:01,209 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:01,209 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2022-02-10 23:48:01,209 INFO L402 AbstractCegarLoop]: === Iteration 149 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:01,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:01,209 INFO L85 PathProgramCache]: Analyzing trace with hash -1006800455, now seen corresponding path program 39 times [2022-02-10 23:48:01,209 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:01,209 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757350360] [2022-02-10 23:48:01,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:01,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:01,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:01,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:01,554 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:01,554 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757350360] [2022-02-10 23:48:01,554 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757350360] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:01,554 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:01,554 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:48:01,554 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514034618] [2022-02-10 23:48:01,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:01,555 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:48:01,555 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:01,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:48:01,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:48:01,555 INFO L87 Difference]: Start difference. First operand 3250 states and 6326 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:03,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:03,665 INFO L93 Difference]: Finished difference Result 4554 states and 8823 transitions. [2022-02-10 23:48:03,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:48:03,665 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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 135 [2022-02-10 23:48:03,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:03,669 INFO L225 Difference]: With dead ends: 4554 [2022-02-10 23:48:03,669 INFO L226 Difference]: Without dead ends: 4554 [2022-02-10 23:48:03,670 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1459 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=792, Invalid=4320, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:48:03,670 INFO L934 BasicCegarLoop]: 288 mSDtfsCounter, 1228 mSDsluCounter, 3368 mSDsCounter, 0 mSdLazyCounter, 2727 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1228 SdHoareTripleChecker+Valid, 3654 SdHoareTripleChecker+Invalid, 2854 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 2727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:03,670 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1228 Valid, 3654 Invalid, 2854 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 2727 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:48:03,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4554 states. [2022-02-10 23:48:03,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4554 to 3244. [2022-02-10 23:48:03,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3244 states, 3232 states have (on average 1.953589108910891) internal successors, (6314), 3243 states have internal predecessors, (6314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:03,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3244 states to 3244 states and 6314 transitions. [2022-02-10 23:48:03,700 INFO L78 Accepts]: Start accepts. Automaton has 3244 states and 6314 transitions. Word has length 135 [2022-02-10 23:48:03,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:03,700 INFO L470 AbstractCegarLoop]: Abstraction has 3244 states and 6314 transitions. [2022-02-10 23:48:03,700 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:03,700 INFO L276 IsEmpty]: Start isEmpty. Operand 3244 states and 6314 transitions. [2022-02-10 23:48:03,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:48:03,701 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:03,701 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:03,701 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2022-02-10 23:48:03,701 INFO L402 AbstractCegarLoop]: === Iteration 150 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:03,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:03,701 INFO L85 PathProgramCache]: Analyzing trace with hash -2119379663, now seen corresponding path program 40 times [2022-02-10 23:48:03,701 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:03,702 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143791521] [2022-02-10 23:48:03,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:03,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:03,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:04,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:04,018 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:04,018 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143791521] [2022-02-10 23:48:04,018 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [143791521] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:04,018 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:04,019 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:48:04,019 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248709559] [2022-02-10 23:48:04,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:04,019 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:48:04,019 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:04,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:48:04,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:48:04,019 INFO L87 Difference]: Start difference. First operand 3244 states and 6314 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:06,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:06,455 INFO L93 Difference]: Finished difference Result 4614 states and 8939 transitions. [2022-02-10 23:48:06,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-02-10 23:48:06,455 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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 135 [2022-02-10 23:48:06,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:06,460 INFO L225 Difference]: With dead ends: 4614 [2022-02-10 23:48:06,460 INFO L226 Difference]: Without dead ends: 4614 [2022-02-10 23:48:06,461 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1567 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=802, Invalid=4600, Unknown=0, NotChecked=0, Total=5402 [2022-02-10 23:48:06,461 INFO L934 BasicCegarLoop]: 293 mSDtfsCounter, 1358 mSDsluCounter, 4006 mSDsCounter, 0 mSdLazyCounter, 3537 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1358 SdHoareTripleChecker+Valid, 4297 SdHoareTripleChecker+Invalid, 3671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 3537 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:06,461 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1358 Valid, 4297 Invalid, 3671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 3537 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:48:06,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4614 states. [2022-02-10 23:48:06,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4614 to 3238. [2022-02-10 23:48:06,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3238 states, 3226 states have (on average 1.95350278983261) internal successors, (6302), 3237 states have internal predecessors, (6302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:06,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3238 states to 3238 states and 6302 transitions. [2022-02-10 23:48:06,510 INFO L78 Accepts]: Start accepts. Automaton has 3238 states and 6302 transitions. Word has length 135 [2022-02-10 23:48:06,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:06,510 INFO L470 AbstractCegarLoop]: Abstraction has 3238 states and 6302 transitions. [2022-02-10 23:48:06,510 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:06,510 INFO L276 IsEmpty]: Start isEmpty. Operand 3238 states and 6302 transitions. [2022-02-10 23:48:06,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:48:06,511 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:06,511 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:06,511 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2022-02-10 23:48:06,511 INFO L402 AbstractCegarLoop]: === Iteration 151 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:06,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:06,512 INFO L85 PathProgramCache]: Analyzing trace with hash -1196338183, now seen corresponding path program 41 times [2022-02-10 23:48:06,512 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:06,512 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926736780] [2022-02-10 23:48:06,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:06,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:06,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:06,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:06,820 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:06,820 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926736780] [2022-02-10 23:48:06,820 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1926736780] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:06,820 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:06,820 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:48:06,820 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559840776] [2022-02-10 23:48:06,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:06,821 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:48:06,821 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:06,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:48:06,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:48:06,821 INFO L87 Difference]: Start difference. First operand 3238 states and 6302 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:09,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:09,034 INFO L93 Difference]: Finished difference Result 4582 states and 8877 transitions. [2022-02-10 23:48:09,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-02-10 23:48:09,034 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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 135 [2022-02-10 23:48:09,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:09,039 INFO L225 Difference]: With dead ends: 4582 [2022-02-10 23:48:09,039 INFO L226 Difference]: Without dead ends: 4582 [2022-02-10 23:48:09,039 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1681 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=829, Invalid=4871, Unknown=0, NotChecked=0, Total=5700 [2022-02-10 23:48:09,039 INFO L934 BasicCegarLoop]: 301 mSDtfsCounter, 1360 mSDsluCounter, 3507 mSDsCounter, 0 mSdLazyCounter, 2996 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1360 SdHoareTripleChecker+Valid, 3806 SdHoareTripleChecker+Invalid, 3155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 2996 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:09,040 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1360 Valid, 3806 Invalid, 3155 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 2996 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:48:09,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4582 states. [2022-02-10 23:48:09,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4582 to 3176. [2022-02-10 23:48:09,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3176 states, 3164 states have (on average 1.9513274336283186) internal successors, (6174), 3175 states have internal predecessors, (6174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:09,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3176 states to 3176 states and 6174 transitions. [2022-02-10 23:48:09,067 INFO L78 Accepts]: Start accepts. Automaton has 3176 states and 6174 transitions. Word has length 135 [2022-02-10 23:48:09,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:09,067 INFO L470 AbstractCegarLoop]: Abstraction has 3176 states and 6174 transitions. [2022-02-10 23:48:09,067 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:09,067 INFO L276 IsEmpty]: Start isEmpty. Operand 3176 states and 6174 transitions. [2022-02-10 23:48:09,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:48:09,068 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:09,068 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:09,069 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2022-02-10 23:48:09,069 INFO L402 AbstractCegarLoop]: === Iteration 152 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:09,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:09,069 INFO L85 PathProgramCache]: Analyzing trace with hash -1457891885, now seen corresponding path program 30 times [2022-02-10 23:48:09,069 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:09,069 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677403725] [2022-02-10 23:48:09,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:09,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:09,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:09,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:09,301 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:09,302 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1677403725] [2022-02-10 23:48:09,302 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1677403725] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:09,302 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:09,302 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:48:09,302 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414232301] [2022-02-10 23:48:09,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:09,302 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:48:09,302 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:09,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:48:09,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:48:09,302 INFO L87 Difference]: Start difference. First operand 3176 states and 6174 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:11,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:11,332 INFO L93 Difference]: Finished difference Result 5473 states and 10584 transitions. [2022-02-10 23:48:11,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-02-10 23:48:11,332 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:48:11,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:11,338 INFO L225 Difference]: With dead ends: 5473 [2022-02-10 23:48:11,338 INFO L226 Difference]: Without dead ends: 5473 [2022-02-10 23:48:11,338 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 781 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=431, Invalid=2761, Unknown=0, NotChecked=0, Total=3192 [2022-02-10 23:48:11,338 INFO L934 BasicCegarLoop]: 336 mSDtfsCounter, 1347 mSDsluCounter, 4068 mSDsCounter, 0 mSdLazyCounter, 3873 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1347 SdHoareTripleChecker+Valid, 4401 SdHoareTripleChecker+Invalid, 4018 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 3873 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:11,339 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1347 Valid, 4401 Invalid, 4018 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 3873 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:48:11,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5473 states. [2022-02-10 23:48:11,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5473 to 3338. [2022-02-10 23:48:11,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3338 states, 3326 states have (on average 1.9549007817197834) internal successors, (6502), 3337 states have internal predecessors, (6502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:11,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3338 states to 3338 states and 6502 transitions. [2022-02-10 23:48:11,391 INFO L78 Accepts]: Start accepts. Automaton has 3338 states and 6502 transitions. Word has length 135 [2022-02-10 23:48:11,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:11,392 INFO L470 AbstractCegarLoop]: Abstraction has 3338 states and 6502 transitions. [2022-02-10 23:48:11,392 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:11,392 INFO L276 IsEmpty]: Start isEmpty. Operand 3338 states and 6502 transitions. [2022-02-10 23:48:11,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:48:11,393 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:11,393 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:11,393 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2022-02-10 23:48:11,393 INFO L402 AbstractCegarLoop]: === Iteration 153 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:11,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:11,393 INFO L85 PathProgramCache]: Analyzing trace with hash 2008320633, now seen corresponding path program 42 times [2022-02-10 23:48:11,393 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:11,393 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258394296] [2022-02-10 23:48:11,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:11,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:11,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:11,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:11,634 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:11,634 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258394296] [2022-02-10 23:48:11,634 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [258394296] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:11,634 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:11,634 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:48:11,634 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27910027] [2022-02-10 23:48:11,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:11,635 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:48:11,635 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:11,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:48:11,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:48:11,635 INFO L87 Difference]: Start difference. First operand 3338 states and 6502 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:13,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:13,007 INFO L93 Difference]: Finished difference Result 4878 states and 9473 transitions. [2022-02-10 23:48:13,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-02-10 23:48:13,007 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:48:13,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:13,029 INFO L225 Difference]: With dead ends: 4878 [2022-02-10 23:48:13,029 INFO L226 Difference]: Without dead ends: 4878 [2022-02-10 23:48:13,029 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 781 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=445, Invalid=2747, Unknown=0, NotChecked=0, Total=3192 [2022-02-10 23:48:13,029 INFO L934 BasicCegarLoop]: 292 mSDtfsCounter, 1364 mSDsluCounter, 3138 mSDsCounter, 0 mSdLazyCounter, 2339 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1364 SdHoareTripleChecker+Valid, 3428 SdHoareTripleChecker+Invalid, 2440 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 2339 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:13,029 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1364 Valid, 3428 Invalid, 2440 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 2339 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:48:13,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4878 states. [2022-02-10 23:48:13,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4878 to 3306. [2022-02-10 23:48:13,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3306 states, 3294 states have (on average 1.9544626593806922) internal successors, (6438), 3305 states have internal predecessors, (6438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:13,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3306 states to 3306 states and 6438 transitions. [2022-02-10 23:48:13,059 INFO L78 Accepts]: Start accepts. Automaton has 3306 states and 6438 transitions. Word has length 135 [2022-02-10 23:48:13,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:13,059 INFO L470 AbstractCegarLoop]: Abstraction has 3306 states and 6438 transitions. [2022-02-10 23:48:13,059 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:13,059 INFO L276 IsEmpty]: Start isEmpty. Operand 3306 states and 6438 transitions. [2022-02-10 23:48:13,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:48:13,060 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:13,061 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:13,061 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2022-02-10 23:48:13,061 INFO L402 AbstractCegarLoop]: === Iteration 154 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:13,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:13,061 INFO L85 PathProgramCache]: Analyzing trace with hash 1911172929, now seen corresponding path program 43 times [2022-02-10 23:48:13,061 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:13,061 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835468837] [2022-02-10 23:48:13,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:13,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:13,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:13,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:13,311 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:13,311 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835468837] [2022-02-10 23:48:13,311 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835468837] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:13,311 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:13,311 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:48:13,311 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322252812] [2022-02-10 23:48:13,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:13,312 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:48:13,312 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:13,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:48:13,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:48:13,312 INFO L87 Difference]: Start difference. First operand 3306 states and 6438 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:14,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:14,426 INFO L93 Difference]: Finished difference Result 3856 states and 7522 transitions. [2022-02-10 23:48:14,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-02-10 23:48:14,427 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:48:14,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:14,430 INFO L225 Difference]: With dead ends: 3856 [2022-02-10 23:48:14,445 INFO L226 Difference]: Without dead ends: 3856 [2022-02-10 23:48:14,446 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 637 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=421, Invalid=2335, Unknown=0, NotChecked=0, Total=2756 [2022-02-10 23:48:14,446 INFO L934 BasicCegarLoop]: 230 mSDtfsCounter, 1017 mSDsluCounter, 2280 mSDsCounter, 0 mSdLazyCounter, 1672 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1017 SdHoareTripleChecker+Valid, 2508 SdHoareTripleChecker+Invalid, 1755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 1672 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:14,446 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1017 Valid, 2508 Invalid, 1755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1672 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:48:14,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3856 states. [2022-02-10 23:48:14,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3856 to 3312. [2022-02-10 23:48:14,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3312 states, 3300 states have (on average 1.9545454545454546) internal successors, (6450), 3311 states have internal predecessors, (6450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:14,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3312 states to 3312 states and 6450 transitions. [2022-02-10 23:48:14,473 INFO L78 Accepts]: Start accepts. Automaton has 3312 states and 6450 transitions. Word has length 135 [2022-02-10 23:48:14,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:14,473 INFO L470 AbstractCegarLoop]: Abstraction has 3312 states and 6450 transitions. [2022-02-10 23:48:14,473 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:14,473 INFO L276 IsEmpty]: Start isEmpty. Operand 3312 states and 6450 transitions. [2022-02-10 23:48:14,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:48:14,474 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:14,474 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:14,474 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2022-02-10 23:48:14,474 INFO L402 AbstractCegarLoop]: === Iteration 155 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:14,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:14,475 INFO L85 PathProgramCache]: Analyzing trace with hash 195802453, now seen corresponding path program 44 times [2022-02-10 23:48:14,475 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:14,475 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001206160] [2022-02-10 23:48:14,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:14,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:14,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:14,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:14,716 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:14,717 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001206160] [2022-02-10 23:48:14,717 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001206160] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:14,717 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:14,717 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:48:14,717 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689704378] [2022-02-10 23:48:14,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:14,717 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:48:14,717 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:14,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:48:14,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:48:14,717 INFO L87 Difference]: Start difference. First operand 3312 states and 6450 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:16,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:16,097 INFO L93 Difference]: Finished difference Result 3890 states and 7588 transitions. [2022-02-10 23:48:16,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-02-10 23:48:16,098 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:48:16,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:16,101 INFO L225 Difference]: With dead ends: 3890 [2022-02-10 23:48:16,101 INFO L226 Difference]: Without dead ends: 3890 [2022-02-10 23:48:16,102 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 707 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=438, Invalid=2532, Unknown=0, NotChecked=0, Total=2970 [2022-02-10 23:48:16,102 INFO L934 BasicCegarLoop]: 239 mSDtfsCounter, 977 mSDsluCounter, 2767 mSDsCounter, 0 mSdLazyCounter, 2207 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 977 SdHoareTripleChecker+Valid, 3004 SdHoareTripleChecker+Invalid, 2291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 2207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:16,102 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [977 Valid, 3004 Invalid, 2291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 2207 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:48:16,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3890 states. [2022-02-10 23:48:16,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3890 to 3310. [2022-02-10 23:48:16,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3310 states, 3298 states have (on average 1.9545178896300788) internal successors, (6446), 3309 states have internal predecessors, (6446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:16,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 3310 states and 6446 transitions. [2022-02-10 23:48:16,129 INFO L78 Accepts]: Start accepts. Automaton has 3310 states and 6446 transitions. Word has length 135 [2022-02-10 23:48:16,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:16,129 INFO L470 AbstractCegarLoop]: Abstraction has 3310 states and 6446 transitions. [2022-02-10 23:48:16,129 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:16,129 INFO L276 IsEmpty]: Start isEmpty. Operand 3310 states and 6446 transitions. [2022-02-10 23:48:16,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:48:16,130 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:16,130 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:16,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2022-02-10 23:48:16,130 INFO L402 AbstractCegarLoop]: === Iteration 156 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:16,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:16,131 INFO L85 PathProgramCache]: Analyzing trace with hash -585768097, now seen corresponding path program 45 times [2022-02-10 23:48:16,131 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:16,131 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338978118] [2022-02-10 23:48:16,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:16,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:16,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:16,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:16,414 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:16,414 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338978118] [2022-02-10 23:48:16,414 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338978118] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:16,414 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:16,414 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:48:16,414 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157539162] [2022-02-10 23:48:16,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:16,415 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:48:16,415 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:16,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:48:16,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:48:16,415 INFO L87 Difference]: Start difference. First operand 3310 states and 6446 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:17,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:17,797 INFO L93 Difference]: Finished difference Result 3915 states and 7636 transitions. [2022-02-10 23:48:17,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-02-10 23:48:17,798 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:48:17,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:17,802 INFO L225 Difference]: With dead ends: 3915 [2022-02-10 23:48:17,802 INFO L226 Difference]: Without dead ends: 3915 [2022-02-10 23:48:17,802 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 710 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=424, Invalid=2546, Unknown=0, NotChecked=0, Total=2970 [2022-02-10 23:48:17,802 INFO L934 BasicCegarLoop]: 245 mSDtfsCounter, 855 mSDsluCounter, 2844 mSDsCounter, 0 mSdLazyCounter, 2288 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 855 SdHoareTripleChecker+Valid, 3087 SdHoareTripleChecker+Invalid, 2371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 2288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:17,802 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [855 Valid, 3087 Invalid, 2371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 2288 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:48:17,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3915 states. [2022-02-10 23:48:17,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3915 to 3308. [2022-02-10 23:48:17,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3308 states, 3296 states have (on average 1.954490291262136) internal successors, (6442), 3307 states have internal predecessors, (6442), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:17,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3308 states to 3308 states and 6442 transitions. [2022-02-10 23:48:17,832 INFO L78 Accepts]: Start accepts. Automaton has 3308 states and 6442 transitions. Word has length 135 [2022-02-10 23:48:17,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:17,832 INFO L470 AbstractCegarLoop]: Abstraction has 3308 states and 6442 transitions. [2022-02-10 23:48:17,832 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:17,832 INFO L276 IsEmpty]: Start isEmpty. Operand 3308 states and 6442 transitions. [2022-02-10 23:48:17,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:48:17,833 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:17,833 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:17,833 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2022-02-10 23:48:17,833 INFO L402 AbstractCegarLoop]: === Iteration 157 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:17,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:17,834 INFO L85 PathProgramCache]: Analyzing trace with hash 1700051127, now seen corresponding path program 46 times [2022-02-10 23:48:17,834 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:17,834 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243806236] [2022-02-10 23:48:17,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:17,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:17,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:18,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:18,070 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:18,070 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243806236] [2022-02-10 23:48:18,070 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [243806236] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:18,070 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:18,070 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:48:18,070 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744721083] [2022-02-10 23:48:18,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:18,070 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:48:18,071 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:18,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:48:18,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:48:18,071 INFO L87 Difference]: Start difference. First operand 3308 states and 6442 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:19,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:19,529 INFO L93 Difference]: Finished difference Result 3945 states and 7694 transitions. [2022-02-10 23:48:19,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-02-10 23:48:19,530 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:48:19,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:19,534 INFO L225 Difference]: With dead ends: 3945 [2022-02-10 23:48:19,534 INFO L226 Difference]: Without dead ends: 3945 [2022-02-10 23:48:19,534 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 710 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=418, Invalid=2552, Unknown=0, NotChecked=0, Total=2970 [2022-02-10 23:48:19,534 INFO L934 BasicCegarLoop]: 253 mSDtfsCounter, 904 mSDsluCounter, 3106 mSDsCounter, 0 mSdLazyCounter, 2566 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 904 SdHoareTripleChecker+Valid, 3357 SdHoareTripleChecker+Invalid, 2661 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 2566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:19,534 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [904 Valid, 3357 Invalid, 2661 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 2566 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:48:19,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3945 states. [2022-02-10 23:48:19,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3945 to 3302. [2022-02-10 23:48:19,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3302 states, 3290 states have (on average 1.9544072948328268) internal successors, (6430), 3301 states have internal predecessors, (6430), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:19,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3302 states to 3302 states and 6430 transitions. [2022-02-10 23:48:19,562 INFO L78 Accepts]: Start accepts. Automaton has 3302 states and 6430 transitions. Word has length 135 [2022-02-10 23:48:19,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:19,563 INFO L470 AbstractCegarLoop]: Abstraction has 3302 states and 6430 transitions. [2022-02-10 23:48:19,563 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:19,563 INFO L276 IsEmpty]: Start isEmpty. Operand 3302 states and 6430 transitions. [2022-02-10 23:48:19,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:48:19,564 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:19,564 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:19,564 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2022-02-10 23:48:19,564 INFO L402 AbstractCegarLoop]: === Iteration 158 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:19,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:19,564 INFO L85 PathProgramCache]: Analyzing trace with hash 670966335, now seen corresponding path program 31 times [2022-02-10 23:48:19,564 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:19,564 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360700859] [2022-02-10 23:48:19,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:19,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:19,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:19,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:19,796 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:19,796 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360700859] [2022-02-10 23:48:19,796 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [360700859] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:19,796 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:19,796 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:48:19,796 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089866653] [2022-02-10 23:48:19,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:19,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:48:19,796 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:19,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:48:19,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:48:19,797 INFO L87 Difference]: Start difference. First operand 3302 states and 6430 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:22,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:22,136 INFO L93 Difference]: Finished difference Result 7277 states and 14042 transitions. [2022-02-10 23:48:22,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-02-10 23:48:22,137 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:48:22,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:22,145 INFO L225 Difference]: With dead ends: 7277 [2022-02-10 23:48:22,145 INFO L226 Difference]: Without dead ends: 7277 [2022-02-10 23:48:22,146 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1090 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=525, Invalid=3507, Unknown=0, NotChecked=0, Total=4032 [2022-02-10 23:48:22,146 INFO L934 BasicCegarLoop]: 402 mSDtfsCounter, 1503 mSDsluCounter, 4917 mSDsCounter, 0 mSdLazyCounter, 4283 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1503 SdHoareTripleChecker+Valid, 5316 SdHoareTripleChecker+Invalid, 4417 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 4283 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:22,146 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1503 Valid, 5316 Invalid, 4417 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 4283 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:48:22,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7277 states. [2022-02-10 23:48:22,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7277 to 3350. [2022-02-10 23:48:22,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3350 states, 3338 states have (on average 1.9550629119233074) internal successors, (6526), 3349 states have internal predecessors, (6526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:22,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3350 states to 3350 states and 6526 transitions. [2022-02-10 23:48:22,210 INFO L78 Accepts]: Start accepts. Automaton has 3350 states and 6526 transitions. Word has length 135 [2022-02-10 23:48:22,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:22,210 INFO L470 AbstractCegarLoop]: Abstraction has 3350 states and 6526 transitions. [2022-02-10 23:48:22,210 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:22,211 INFO L276 IsEmpty]: Start isEmpty. Operand 3350 states and 6526 transitions. [2022-02-10 23:48:22,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:48:22,212 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:22,212 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:22,212 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2022-02-10 23:48:22,212 INFO L402 AbstractCegarLoop]: === Iteration 159 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:22,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:22,212 INFO L85 PathProgramCache]: Analyzing trace with hash -157788443, now seen corresponding path program 47 times [2022-02-10 23:48:22,212 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:22,212 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383143504] [2022-02-10 23:48:22,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:22,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:22,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:22,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:22,448 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:22,448 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383143504] [2022-02-10 23:48:22,448 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1383143504] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:22,448 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:22,448 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:48:22,448 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027338395] [2022-02-10 23:48:22,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:22,449 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:48:22,449 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:22,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:48:22,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:48:22,449 INFO L87 Difference]: Start difference. First operand 3350 states and 6526 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:24,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:24,236 INFO L93 Difference]: Finished difference Result 6120 states and 11874 transitions. [2022-02-10 23:48:24,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-10 23:48:24,237 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:48:24,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:24,243 INFO L225 Difference]: With dead ends: 6120 [2022-02-10 23:48:24,243 INFO L226 Difference]: Without dead ends: 6120 [2022-02-10 23:48:24,243 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1237 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=578, Invalid=3844, Unknown=0, NotChecked=0, Total=4422 [2022-02-10 23:48:24,243 INFO L934 BasicCegarLoop]: 359 mSDtfsCounter, 1347 mSDsluCounter, 4284 mSDsCounter, 0 mSdLazyCounter, 3016 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1347 SdHoareTripleChecker+Valid, 4641 SdHoareTripleChecker+Invalid, 3089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 3016 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:24,243 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1347 Valid, 4641 Invalid, 3089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 3016 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:48:24,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6120 states. [2022-02-10 23:48:24,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6120 to 3340. [2022-02-10 23:48:24,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3340 states, 3328 states have (on average 1.9549278846153846) internal successors, (6506), 3339 states have internal predecessors, (6506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:24,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 3340 states and 6506 transitions. [2022-02-10 23:48:24,276 INFO L78 Accepts]: Start accepts. Automaton has 3340 states and 6506 transitions. Word has length 135 [2022-02-10 23:48:24,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:24,277 INFO L470 AbstractCegarLoop]: Abstraction has 3340 states and 6506 transitions. [2022-02-10 23:48:24,277 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:24,277 INFO L276 IsEmpty]: Start isEmpty. Operand 3340 states and 6506 transitions. [2022-02-10 23:48:24,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:48:24,278 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:24,278 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:24,278 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2022-02-10 23:48:24,278 INFO L402 AbstractCegarLoop]: === Iteration 160 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:24,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:24,278 INFO L85 PathProgramCache]: Analyzing trace with hash 1910126863, now seen corresponding path program 32 times [2022-02-10 23:48:24,278 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:24,278 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707108292] [2022-02-10 23:48:24,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:24,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:24,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:24,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:24,523 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:24,523 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707108292] [2022-02-10 23:48:24,523 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [707108292] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:24,523 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:24,523 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:48:24,523 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274186097] [2022-02-10 23:48:24,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:24,524 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:48:24,524 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:24,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:48:24,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:48:24,524 INFO L87 Difference]: Start difference. First operand 3340 states and 6506 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:26,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:26,379 INFO L93 Difference]: Finished difference Result 6436 states and 12434 transitions. [2022-02-10 23:48:26,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-02-10 23:48:26,380 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:48:26,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:26,386 INFO L225 Difference]: With dead ends: 6436 [2022-02-10 23:48:26,386 INFO L226 Difference]: Without dead ends: 6436 [2022-02-10 23:48:26,387 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 813 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=451, Invalid=2855, Unknown=0, NotChecked=0, Total=3306 [2022-02-10 23:48:26,387 INFO L934 BasicCegarLoop]: 389 mSDtfsCounter, 1541 mSDsluCounter, 3752 mSDsCounter, 0 mSdLazyCounter, 3164 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1541 SdHoareTripleChecker+Valid, 4138 SdHoareTripleChecker+Invalid, 3339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 3164 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:26,387 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1541 Valid, 4138 Invalid, 3339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 3164 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:48:26,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6436 states. [2022-02-10 23:48:26,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6436 to 3340. [2022-02-10 23:48:26,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3340 states, 3328 states have (on average 1.9549278846153846) internal successors, (6506), 3339 states have internal predecessors, (6506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:26,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 3340 states and 6506 transitions. [2022-02-10 23:48:26,423 INFO L78 Accepts]: Start accepts. Automaton has 3340 states and 6506 transitions. Word has length 135 [2022-02-10 23:48:26,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:26,424 INFO L470 AbstractCegarLoop]: Abstraction has 3340 states and 6506 transitions. [2022-02-10 23:48:26,424 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:26,424 INFO L276 IsEmpty]: Start isEmpty. Operand 3340 states and 6506 transitions. [2022-02-10 23:48:26,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:48:26,425 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:26,425 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:26,425 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2022-02-10 23:48:26,425 INFO L402 AbstractCegarLoop]: === Iteration 161 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:26,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:26,425 INFO L85 PathProgramCache]: Analyzing trace with hash 1898233943, now seen corresponding path program 33 times [2022-02-10 23:48:26,426 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:26,426 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820714793] [2022-02-10 23:48:26,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:26,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:26,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:26,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:26,701 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:26,701 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820714793] [2022-02-10 23:48:26,701 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820714793] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:26,701 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:26,701 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:48:26,701 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754038803] [2022-02-10 23:48:26,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:26,701 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:48:26,701 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:26,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:48:26,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:48:26,702 INFO L87 Difference]: Start difference. First operand 3340 states and 6506 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:28,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:28,887 INFO L93 Difference]: Finished difference Result 6556 states and 12669 transitions. [2022-02-10 23:48:28,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-02-10 23:48:28,887 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:48:28,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:28,893 INFO L225 Difference]: With dead ends: 6556 [2022-02-10 23:48:28,893 INFO L226 Difference]: Without dead ends: 6556 [2022-02-10 23:48:28,893 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 932 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=492, Invalid=3168, Unknown=0, NotChecked=0, Total=3660 [2022-02-10 23:48:28,894 INFO L934 BasicCegarLoop]: 406 mSDtfsCounter, 1546 mSDsluCounter, 4343 mSDsCounter, 0 mSdLazyCounter, 3866 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1546 SdHoareTripleChecker+Valid, 4746 SdHoareTripleChecker+Invalid, 4048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 3866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:28,894 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1546 Valid, 4746 Invalid, 4048 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 3866 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:48:28,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6556 states. [2022-02-10 23:48:28,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6556 to 3338. [2022-02-10 23:48:28,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3338 states, 3326 states have (on average 1.9549007817197834) internal successors, (6502), 3337 states have internal predecessors, (6502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:28,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3338 states to 3338 states and 6502 transitions. [2022-02-10 23:48:28,929 INFO L78 Accepts]: Start accepts. Automaton has 3338 states and 6502 transitions. Word has length 135 [2022-02-10 23:48:28,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:28,929 INFO L470 AbstractCegarLoop]: Abstraction has 3338 states and 6502 transitions. [2022-02-10 23:48:28,929 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:28,929 INFO L276 IsEmpty]: Start isEmpty. Operand 3338 states and 6502 transitions. [2022-02-10 23:48:28,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:48:28,930 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:28,930 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:28,930 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2022-02-10 23:48:28,930 INFO L402 AbstractCegarLoop]: === Iteration 162 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:28,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:28,930 INFO L85 PathProgramCache]: Analyzing trace with hash -1633596829, now seen corresponding path program 34 times [2022-02-10 23:48:28,931 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:28,931 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159477176] [2022-02-10 23:48:28,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:28,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:28,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:29,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:29,167 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:29,167 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1159477176] [2022-02-10 23:48:29,167 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1159477176] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:29,167 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:29,167 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:48:29,167 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848323388] [2022-02-10 23:48:29,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:29,167 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:48:29,168 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:29,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:48:29,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:48:29,168 INFO L87 Difference]: Start difference. First operand 3338 states and 6502 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:31,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:31,178 INFO L93 Difference]: Finished difference Result 6636 states and 12829 transitions. [2022-02-10 23:48:31,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-02-10 23:48:31,179 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:48:31,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:31,186 INFO L225 Difference]: With dead ends: 6636 [2022-02-10 23:48:31,186 INFO L226 Difference]: Without dead ends: 6636 [2022-02-10 23:48:31,186 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 937 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=485, Invalid=3175, Unknown=0, NotChecked=0, Total=3660 [2022-02-10 23:48:31,186 INFO L934 BasicCegarLoop]: 388 mSDtfsCounter, 1429 mSDsluCounter, 3990 mSDsCounter, 0 mSdLazyCounter, 3422 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1429 SdHoareTripleChecker+Valid, 4375 SdHoareTripleChecker+Invalid, 3635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 3422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:31,186 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1429 Valid, 4375 Invalid, 3635 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 3422 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:48:31,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6636 states. [2022-02-10 23:48:31,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6636 to 3336. [2022-02-10 23:48:31,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3336 states, 3324 states have (on average 1.9548736462093863) internal successors, (6498), 3335 states have internal predecessors, (6498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:31,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 3336 states and 6498 transitions. [2022-02-10 23:48:31,221 INFO L78 Accepts]: Start accepts. Automaton has 3336 states and 6498 transitions. Word has length 135 [2022-02-10 23:48:31,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:31,221 INFO L470 AbstractCegarLoop]: Abstraction has 3336 states and 6498 transitions. [2022-02-10 23:48:31,221 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:31,222 INFO L276 IsEmpty]: Start isEmpty. Operand 3336 states and 6498 transitions. [2022-02-10 23:48:31,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:48:31,223 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:31,223 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:31,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2022-02-10 23:48:31,223 INFO L402 AbstractCegarLoop]: === Iteration 163 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:31,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:31,223 INFO L85 PathProgramCache]: Analyzing trace with hash -506173943, now seen corresponding path program 35 times [2022-02-10 23:48:31,223 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:31,223 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073870694] [2022-02-10 23:48:31,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:31,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:31,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:31,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:31,467 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:31,467 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073870694] [2022-02-10 23:48:31,467 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1073870694] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:31,467 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:31,467 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:48:31,467 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862378307] [2022-02-10 23:48:31,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:31,468 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:48:31,468 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:31,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:48:31,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:48:31,468 INFO L87 Difference]: Start difference. First operand 3336 states and 6498 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:33,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:33,537 INFO L93 Difference]: Finished difference Result 6525 states and 12607 transitions. [2022-02-10 23:48:33,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-02-10 23:48:33,538 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:48:33,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:33,545 INFO L225 Difference]: With dead ends: 6525 [2022-02-10 23:48:33,545 INFO L226 Difference]: Without dead ends: 6525 [2022-02-10 23:48:33,546 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 941 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=480, Invalid=3180, Unknown=0, NotChecked=0, Total=3660 [2022-02-10 23:48:33,546 INFO L934 BasicCegarLoop]: 384 mSDtfsCounter, 1308 mSDsluCounter, 4404 mSDsCounter, 0 mSdLazyCounter, 3716 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1308 SdHoareTripleChecker+Valid, 4785 SdHoareTripleChecker+Invalid, 3908 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 3716 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:33,546 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1308 Valid, 4785 Invalid, 3908 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 3716 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:48:33,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6525 states. [2022-02-10 23:48:33,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6525 to 3310. [2022-02-10 23:48:33,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3310 states, 3298 states have (on average 1.9545178896300788) internal successors, (6446), 3309 states have internal predecessors, (6446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:33,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 3310 states and 6446 transitions. [2022-02-10 23:48:33,598 INFO L78 Accepts]: Start accepts. Automaton has 3310 states and 6446 transitions. Word has length 135 [2022-02-10 23:48:33,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:33,598 INFO L470 AbstractCegarLoop]: Abstraction has 3310 states and 6446 transitions. [2022-02-10 23:48:33,598 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:33,598 INFO L276 IsEmpty]: Start isEmpty. Operand 3310 states and 6446 transitions. [2022-02-10 23:48:33,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:48:33,599 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:33,599 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:33,599 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2022-02-10 23:48:33,599 INFO L402 AbstractCegarLoop]: === Iteration 164 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:33,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:33,600 INFO L85 PathProgramCache]: Analyzing trace with hash 1165414655, now seen corresponding path program 36 times [2022-02-10 23:48:33,600 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:33,600 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788360907] [2022-02-10 23:48:33,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:33,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:33,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:33,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:33,831 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:33,831 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788360907] [2022-02-10 23:48:33,831 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788360907] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:33,832 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:33,832 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:48:33,832 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121490405] [2022-02-10 23:48:33,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:33,832 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:48:33,832 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:33,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:48:33,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:48:33,832 INFO L87 Difference]: Start difference. First operand 3310 states and 6446 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:36,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:36,376 INFO L93 Difference]: Finished difference Result 7419 states and 14311 transitions. [2022-02-10 23:48:36,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:48:36,376 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:48:36,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:36,385 INFO L225 Difference]: With dead ends: 7419 [2022-02-10 23:48:36,385 INFO L226 Difference]: Without dead ends: 7399 [2022-02-10 23:48:36,385 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1491 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=659, Invalid=4453, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:48:36,385 INFO L934 BasicCegarLoop]: 427 mSDtfsCounter, 1618 mSDsluCounter, 4886 mSDsCounter, 0 mSdLazyCounter, 4296 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1618 SdHoareTripleChecker+Valid, 5310 SdHoareTripleChecker+Invalid, 4475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 4296 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:36,385 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1618 Valid, 5310 Invalid, 4475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 4296 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-10 23:48:36,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7399 states. [2022-02-10 23:48:36,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7399 to 3390. [2022-02-10 23:48:36,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3390 states, 3378 states have (on average 1.955595026642984) internal successors, (6606), 3389 states have internal predecessors, (6606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:36,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3390 states to 3390 states and 6606 transitions. [2022-02-10 23:48:36,434 INFO L78 Accepts]: Start accepts. Automaton has 3390 states and 6606 transitions. Word has length 135 [2022-02-10 23:48:36,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:36,435 INFO L470 AbstractCegarLoop]: Abstraction has 3390 states and 6606 transitions. [2022-02-10 23:48:36,435 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:36,435 INFO L276 IsEmpty]: Start isEmpty. Operand 3390 states and 6606 transitions. [2022-02-10 23:48:36,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:48:36,436 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:36,436 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:36,436 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2022-02-10 23:48:36,437 INFO L402 AbstractCegarLoop]: === Iteration 165 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:36,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:36,437 INFO L85 PathProgramCache]: Analyzing trace with hash 336659877, now seen corresponding path program 48 times [2022-02-10 23:48:36,437 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:36,437 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804929480] [2022-02-10 23:48:36,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:36,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:36,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:36,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:36,740 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:36,740 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804929480] [2022-02-10 23:48:36,740 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804929480] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:36,740 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:36,740 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:48:36,740 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818627123] [2022-02-10 23:48:36,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:36,741 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:48:36,741 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:36,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:48:36,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:48:36,741 INFO L87 Difference]: Start difference. First operand 3390 states and 6606 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:38,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:38,395 INFO L93 Difference]: Finished difference Result 6222 states and 12072 transitions. [2022-02-10 23:48:38,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-02-10 23:48:38,396 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:48:38,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:38,402 INFO L225 Difference]: With dead ends: 6222 [2022-02-10 23:48:38,402 INFO L226 Difference]: Without dead ends: 6222 [2022-02-10 23:48:38,403 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1576 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=681, Invalid=4575, Unknown=0, NotChecked=0, Total=5256 [2022-02-10 23:48:38,403 INFO L934 BasicCegarLoop]: 370 mSDtfsCounter, 1421 mSDsluCounter, 3619 mSDsCounter, 0 mSdLazyCounter, 2430 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1421 SdHoareTripleChecker+Valid, 3987 SdHoareTripleChecker+Invalid, 2525 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 2430 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:38,403 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1421 Valid, 3987 Invalid, 2525 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 2430 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:48:38,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6222 states. [2022-02-10 23:48:38,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6222 to 3376. [2022-02-10 23:48:38,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3376 states, 3364 states have (on average 1.955410225921522) internal successors, (6578), 3375 states have internal predecessors, (6578), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:38,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3376 states to 3376 states and 6578 transitions. [2022-02-10 23:48:38,459 INFO L78 Accepts]: Start accepts. Automaton has 3376 states and 6578 transitions. Word has length 135 [2022-02-10 23:48:38,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:38,459 INFO L470 AbstractCegarLoop]: Abstraction has 3376 states and 6578 transitions. [2022-02-10 23:48:38,459 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:38,459 INFO L276 IsEmpty]: Start isEmpty. Operand 3376 states and 6578 transitions. [2022-02-10 23:48:38,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:48:38,461 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:38,461 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:38,461 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2022-02-10 23:48:38,461 INFO L402 AbstractCegarLoop]: === Iteration 166 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:38,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:38,462 INFO L85 PathProgramCache]: Analyzing trace with hash -1890392113, now seen corresponding path program 37 times [2022-02-10 23:48:38,462 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:38,462 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133786487] [2022-02-10 23:48:38,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:38,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:38,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:38,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:38,727 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:38,727 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133786487] [2022-02-10 23:48:38,727 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133786487] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:38,727 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:38,727 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:48:38,727 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827810893] [2022-02-10 23:48:38,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:38,728 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:48:38,728 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:38,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:48:38,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:48:38,728 INFO L87 Difference]: Start difference. First operand 3376 states and 6578 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:41,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:41,088 INFO L93 Difference]: Finished difference Result 7980 states and 15377 transitions. [2022-02-10 23:48:41,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:48:41,088 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:48:41,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:41,097 INFO L225 Difference]: With dead ends: 7980 [2022-02-10 23:48:41,098 INFO L226 Difference]: Without dead ends: 7980 [2022-02-10 23:48:41,098 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1380 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=642, Invalid=4188, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:48:41,098 INFO L934 BasicCegarLoop]: 441 mSDtfsCounter, 1410 mSDsluCounter, 4771 mSDsCounter, 0 mSdLazyCounter, 3895 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1410 SdHoareTripleChecker+Valid, 5209 SdHoareTripleChecker+Invalid, 4103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 3895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:41,098 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1410 Valid, 5209 Invalid, 4103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 3895 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:48:41,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7980 states. [2022-02-10 23:48:41,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7980 to 3382. [2022-02-10 23:48:41,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3382 states, 3370 states have (on average 1.9554896142433233) internal successors, (6590), 3381 states have internal predecessors, (6590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:41,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3382 states to 3382 states and 6590 transitions. [2022-02-10 23:48:41,140 INFO L78 Accepts]: Start accepts. Automaton has 3382 states and 6590 transitions. Word has length 135 [2022-02-10 23:48:41,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:41,141 INFO L470 AbstractCegarLoop]: Abstraction has 3382 states and 6590 transitions. [2022-02-10 23:48:41,141 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:41,141 INFO L276 IsEmpty]: Start isEmpty. Operand 3382 states and 6590 transitions. [2022-02-10 23:48:41,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:48:41,142 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:41,142 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:41,142 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165 [2022-02-10 23:48:41,142 INFO L402 AbstractCegarLoop]: === Iteration 167 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:41,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:41,142 INFO L85 PathProgramCache]: Analyzing trace with hash -1902285033, now seen corresponding path program 38 times [2022-02-10 23:48:41,143 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:41,143 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88103923] [2022-02-10 23:48:41,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:41,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:41,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:41,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:41,405 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:41,405 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88103923] [2022-02-10 23:48:41,405 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [88103923] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:41,405 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:41,405 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:48:41,405 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25421918] [2022-02-10 23:48:41,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:41,405 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:48:41,406 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:41,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:48:41,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:48:41,406 INFO L87 Difference]: Start difference. First operand 3382 states and 6590 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:43,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:43,905 INFO L93 Difference]: Finished difference Result 8100 states and 15612 transitions. [2022-02-10 23:48:43,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:48:43,906 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:48:43,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:43,914 INFO L225 Difference]: With dead ends: 8100 [2022-02-10 23:48:43,914 INFO L226 Difference]: Without dead ends: 8100 [2022-02-10 23:48:43,914 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1480 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=677, Invalid=4435, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:48:43,914 INFO L934 BasicCegarLoop]: 457 mSDtfsCounter, 1497 mSDsluCounter, 4867 mSDsCounter, 0 mSdLazyCounter, 4107 mSolverCounterSat, 251 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1497 SdHoareTripleChecker+Valid, 5321 SdHoareTripleChecker+Invalid, 4358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 251 IncrementalHoareTripleChecker+Valid, 4107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:43,914 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1497 Valid, 5321 Invalid, 4358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [251 Valid, 4107 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:48:43,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8100 states. [2022-02-10 23:48:43,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8100 to 3380. [2022-02-10 23:48:43,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3380 states, 3368 states have (on average 1.9554631828978621) internal successors, (6586), 3379 states have internal predecessors, (6586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:43,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3380 states to 3380 states and 6586 transitions. [2022-02-10 23:48:43,957 INFO L78 Accepts]: Start accepts. Automaton has 3380 states and 6586 transitions. Word has length 135 [2022-02-10 23:48:43,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:43,957 INFO L470 AbstractCegarLoop]: Abstraction has 3380 states and 6586 transitions. [2022-02-10 23:48:43,958 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:43,958 INFO L276 IsEmpty]: Start isEmpty. Operand 3380 states and 6586 transitions. [2022-02-10 23:48:43,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:48:43,959 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:43,959 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:43,959 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166 [2022-02-10 23:48:43,959 INFO L402 AbstractCegarLoop]: === Iteration 168 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:43,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:43,959 INFO L85 PathProgramCache]: Analyzing trace with hash -1139148509, now seen corresponding path program 39 times [2022-02-10 23:48:43,959 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:43,960 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900481755] [2022-02-10 23:48:43,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:43,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:43,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:44,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:44,200 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:44,200 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [900481755] [2022-02-10 23:48:44,200 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [900481755] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:44,200 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:44,200 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:48:44,200 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065271520] [2022-02-10 23:48:44,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:44,201 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:48:44,201 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:44,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:48:44,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:48:44,201 INFO L87 Difference]: Start difference. First operand 3380 states and 6586 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:46,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:46,620 INFO L93 Difference]: Finished difference Result 8180 states and 15772 transitions. [2022-02-10 23:48:46,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:48:46,621 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:48:46,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:46,630 INFO L225 Difference]: With dead ends: 8180 [2022-02-10 23:48:46,630 INFO L226 Difference]: Without dead ends: 8180 [2022-02-10 23:48:46,630 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1485 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=670, Invalid=4442, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:48:46,631 INFO L934 BasicCegarLoop]: 445 mSDtfsCounter, 1604 mSDsluCounter, 4488 mSDsCounter, 0 mSdLazyCounter, 3890 mSolverCounterSat, 233 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1604 SdHoareTripleChecker+Valid, 4930 SdHoareTripleChecker+Invalid, 4123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 233 IncrementalHoareTripleChecker+Valid, 3890 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:46,631 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1604 Valid, 4930 Invalid, 4123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [233 Valid, 3890 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:48:46,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8180 states. [2022-02-10 23:48:46,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8180 to 3378. [2022-02-10 23:48:46,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3378 states, 3366 states have (on average 1.9554367201426024) internal successors, (6582), 3377 states have internal predecessors, (6582), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:46,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3378 states to 3378 states and 6582 transitions. [2022-02-10 23:48:46,689 INFO L78 Accepts]: Start accepts. Automaton has 3378 states and 6582 transitions. Word has length 135 [2022-02-10 23:48:46,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:46,689 INFO L470 AbstractCegarLoop]: Abstraction has 3378 states and 6582 transitions. [2022-02-10 23:48:46,689 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:46,689 INFO L276 IsEmpty]: Start isEmpty. Operand 3378 states and 6582 transitions. [2022-02-10 23:48:46,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:48:46,690 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:46,690 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:46,690 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable167 [2022-02-10 23:48:46,691 INFO L402 AbstractCegarLoop]: === Iteration 169 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:46,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:46,691 INFO L85 PathProgramCache]: Analyzing trace with hash -11725623, now seen corresponding path program 40 times [2022-02-10 23:48:46,691 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:46,691 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067981722] [2022-02-10 23:48:46,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:46,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:46,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:46,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:46,934 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:46,934 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067981722] [2022-02-10 23:48:46,934 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1067981722] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:46,934 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:46,934 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:48:46,934 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241341464] [2022-02-10 23:48:46,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:46,935 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:48:46,935 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:46,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:48:46,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:48:46,935 INFO L87 Difference]: Start difference. First operand 3378 states and 6582 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:49,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:49,449 INFO L93 Difference]: Finished difference Result 8244 states and 15900 transitions. [2022-02-10 23:48:49,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:48:49,450 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:48:49,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:49,459 INFO L225 Difference]: With dead ends: 8244 [2022-02-10 23:48:49,459 INFO L226 Difference]: Without dead ends: 8244 [2022-02-10 23:48:49,459 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1489 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=665, Invalid=4447, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:48:49,459 INFO L934 BasicCegarLoop]: 441 mSDtfsCounter, 1549 mSDsluCounter, 4956 mSDsCounter, 0 mSdLazyCounter, 4227 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1549 SdHoareTripleChecker+Valid, 5394 SdHoareTripleChecker+Invalid, 4461 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 4227 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:49,459 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1549 Valid, 5394 Invalid, 4461 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 4227 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:48:49,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8244 states. [2022-02-10 23:48:49,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8244 to 3368. [2022-02-10 23:48:49,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3368 states, 3356 states have (on average 1.9553039332538737) internal successors, (6562), 3367 states have internal predecessors, (6562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:49,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3368 states to 3368 states and 6562 transitions. [2022-02-10 23:48:49,501 INFO L78 Accepts]: Start accepts. Automaton has 3368 states and 6562 transitions. Word has length 135 [2022-02-10 23:48:49,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:49,502 INFO L470 AbstractCegarLoop]: Abstraction has 3368 states and 6562 transitions. [2022-02-10 23:48:49,502 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:49,502 INFO L276 IsEmpty]: Start isEmpty. Operand 3368 states and 6562 transitions. [2022-02-10 23:48:49,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:48:49,503 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:49,503 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:49,503 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable168 [2022-02-10 23:48:49,503 INFO L402 AbstractCegarLoop]: === Iteration 170 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:49,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:49,503 INFO L85 PathProgramCache]: Analyzing trace with hash 1908494991, now seen corresponding path program 41 times [2022-02-10 23:48:49,503 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:49,503 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052716536] [2022-02-10 23:48:49,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:49,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:49,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:49,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:49,762 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:49,762 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052716536] [2022-02-10 23:48:49,762 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052716536] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:49,762 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:49,762 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:48:49,763 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969131389] [2022-02-10 23:48:49,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:49,763 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:48:49,763 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:49,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:48:49,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:48:49,763 INFO L87 Difference]: Start difference. First operand 3368 states and 6562 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:52,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:52,021 INFO L93 Difference]: Finished difference Result 6796 states and 13147 transitions. [2022-02-10 23:48:52,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-10 23:48:52,022 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:48:52,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:52,030 INFO L225 Difference]: With dead ends: 6796 [2022-02-10 23:48:52,030 INFO L226 Difference]: Without dead ends: 6776 [2022-02-10 23:48:52,030 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1187 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=640, Invalid=3782, Unknown=0, NotChecked=0, Total=4422 [2022-02-10 23:48:52,031 INFO L934 BasicCegarLoop]: 418 mSDtfsCounter, 1530 mSDsluCounter, 4390 mSDsCounter, 0 mSdLazyCounter, 3699 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1530 SdHoareTripleChecker+Valid, 4805 SdHoareTripleChecker+Invalid, 3944 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 3699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:52,031 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1530 Valid, 4805 Invalid, 3944 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 3699 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:48:52,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6776 states. [2022-02-10 23:48:52,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6776 to 3344. [2022-02-10 23:48:52,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3344 states, 3332 states have (on average 1.9549819927971188) internal successors, (6514), 3343 states have internal predecessors, (6514), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:52,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3344 states to 3344 states and 6514 transitions. [2022-02-10 23:48:52,093 INFO L78 Accepts]: Start accepts. Automaton has 3344 states and 6514 transitions. Word has length 135 [2022-02-10 23:48:52,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:52,093 INFO L470 AbstractCegarLoop]: Abstraction has 3344 states and 6514 transitions. [2022-02-10 23:48:52,093 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:52,093 INFO L276 IsEmpty]: Start isEmpty. Operand 3344 states and 6514 transitions. [2022-02-10 23:48:52,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:48:52,094 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:52,094 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:52,095 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable169 [2022-02-10 23:48:52,095 INFO L402 AbstractCegarLoop]: === Iteration 171 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:52,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:52,095 INFO L85 PathProgramCache]: Analyzing trace with hash 1874895763, now seen corresponding path program 42 times [2022-02-10 23:48:52,095 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:52,095 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347207729] [2022-02-10 23:48:52,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:52,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:52,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:52,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:52,351 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:52,351 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347207729] [2022-02-10 23:48:52,351 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347207729] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:52,351 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:52,351 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:48:52,351 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018771462] [2022-02-10 23:48:52,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:52,351 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:48:52,352 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:52,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:48:52,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:48:52,352 INFO L87 Difference]: Start difference. First operand 3344 states and 6514 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:54,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:54,570 INFO L93 Difference]: Finished difference Result 6615 states and 12782 transitions. [2022-02-10 23:48:54,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:48:54,571 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:48:54,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:54,577 INFO L225 Difference]: With dead ends: 6615 [2022-02-10 23:48:54,577 INFO L226 Difference]: Without dead ends: 6615 [2022-02-10 23:48:54,577 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1336 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=687, Invalid=4143, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:48:54,577 INFO L934 BasicCegarLoop]: 405 mSDtfsCounter, 1312 mSDsluCounter, 3947 mSDsCounter, 0 mSdLazyCounter, 3418 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1312 SdHoareTripleChecker+Valid, 4349 SdHoareTripleChecker+Invalid, 3624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 3418 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:54,577 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1312 Valid, 4349 Invalid, 3624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 3418 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:48:54,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6615 states. [2022-02-10 23:48:54,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6615 to 3346. [2022-02-10 23:48:54,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3346 states, 3334 states have (on average 1.95500899820036) internal successors, (6518), 3345 states have internal predecessors, (6518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:54,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3346 states to 3346 states and 6518 transitions. [2022-02-10 23:48:54,610 INFO L78 Accepts]: Start accepts. Automaton has 3346 states and 6518 transitions. Word has length 135 [2022-02-10 23:48:54,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:54,610 INFO L470 AbstractCegarLoop]: Abstraction has 3346 states and 6518 transitions. [2022-02-10 23:48:54,610 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:54,611 INFO L276 IsEmpty]: Start isEmpty. Operand 3346 states and 6518 transitions. [2022-02-10 23:48:54,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:48:54,612 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:54,612 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:54,612 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170 [2022-02-10 23:48:54,612 INFO L402 AbstractCegarLoop]: === Iteration 172 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:54,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:54,612 INFO L85 PathProgramCache]: Analyzing trace with hash 639015669, now seen corresponding path program 43 times [2022-02-10 23:48:54,612 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:54,612 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104292856] [2022-02-10 23:48:54,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:54,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:54,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:54,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:54,865 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:54,865 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104292856] [2022-02-10 23:48:54,865 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104292856] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:54,865 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:54,865 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:48:54,865 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107396718] [2022-02-10 23:48:54,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:54,865 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:48:54,865 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:54,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:48:54,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:48:54,866 INFO L87 Difference]: Start difference. First operand 3346 states and 6518 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:57,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:48:57,538 INFO L93 Difference]: Finished difference Result 6654 states and 12859 transitions. [2022-02-10 23:48:57,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-02-10 23:48:57,539 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:48:57,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:48:57,546 INFO L225 Difference]: With dead ends: 6654 [2022-02-10 23:48:57,546 INFO L226 Difference]: Without dead ends: 6654 [2022-02-10 23:48:57,547 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1384 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=704, Invalid=4266, Unknown=0, NotChecked=0, Total=4970 [2022-02-10 23:48:57,547 INFO L934 BasicCegarLoop]: 419 mSDtfsCounter, 1306 mSDsluCounter, 4997 mSDsCounter, 0 mSdLazyCounter, 4585 mSolverCounterSat, 222 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1306 SdHoareTripleChecker+Valid, 5413 SdHoareTripleChecker+Invalid, 4807 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 222 IncrementalHoareTripleChecker+Valid, 4585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:48:57,547 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1306 Valid, 5413 Invalid, 4807 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [222 Valid, 4585 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-10 23:48:57,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6654 states. [2022-02-10 23:48:57,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6654 to 3340. [2022-02-10 23:48:57,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3340 states, 3328 states have (on average 1.9549278846153846) internal successors, (6506), 3339 states have internal predecessors, (6506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:57,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 3340 states and 6506 transitions. [2022-02-10 23:48:57,585 INFO L78 Accepts]: Start accepts. Automaton has 3340 states and 6506 transitions. Word has length 135 [2022-02-10 23:48:57,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:48:57,585 INFO L470 AbstractCegarLoop]: Abstraction has 3340 states and 6506 transitions. [2022-02-10 23:48:57,585 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:48:57,585 INFO L276 IsEmpty]: Start isEmpty. Operand 3340 states and 6506 transitions. [2022-02-10 23:48:57,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:48:57,586 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:48:57,586 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:48:57,587 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable171 [2022-02-10 23:48:57,587 INFO L402 AbstractCegarLoop]: === Iteration 173 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:48:57,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:48:57,587 INFO L85 PathProgramCache]: Analyzing trace with hash 1882773091, now seen corresponding path program 44 times [2022-02-10 23:48:57,587 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:48:57,587 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637377026] [2022-02-10 23:48:57,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:48:57,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:48:57,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:48:57,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:48:57,851 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:48:57,851 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637377026] [2022-02-10 23:48:57,852 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637377026] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:48:57,852 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:48:57,852 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:48:57,852 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451877423] [2022-02-10 23:48:57,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:48:57,852 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:48:57,852 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:48:57,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:48:57,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:48:57,852 INFO L87 Difference]: Start difference. First operand 3340 states and 6506 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:00,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:00,117 INFO L93 Difference]: Finished difference Result 6596 states and 12744 transitions. [2022-02-10 23:49:00,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-02-10 23:49:00,118 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:49:00,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:00,126 INFO L225 Difference]: With dead ends: 6596 [2022-02-10 23:49:00,126 INFO L226 Difference]: Without dead ends: 6596 [2022-02-10 23:49:00,127 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1294 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=650, Invalid=4042, Unknown=0, NotChecked=0, Total=4692 [2022-02-10 23:49:00,127 INFO L934 BasicCegarLoop]: 372 mSDtfsCounter, 1402 mSDsluCounter, 4090 mSDsCounter, 0 mSdLazyCounter, 3620 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1402 SdHoareTripleChecker+Valid, 4459 SdHoareTripleChecker+Invalid, 3819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 3620 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:00,127 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1402 Valid, 4459 Invalid, 3819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 3620 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:49:00,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6596 states. [2022-02-10 23:49:00,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6596 to 3344. [2022-02-10 23:49:00,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3344 states, 3332 states have (on average 1.9549819927971188) internal successors, (6514), 3343 states have internal predecessors, (6514), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:00,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3344 states to 3344 states and 6514 transitions. [2022-02-10 23:49:00,181 INFO L78 Accepts]: Start accepts. Automaton has 3344 states and 6514 transitions. Word has length 135 [2022-02-10 23:49:00,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:00,182 INFO L470 AbstractCegarLoop]: Abstraction has 3344 states and 6514 transitions. [2022-02-10 23:49:00,182 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:00,182 INFO L276 IsEmpty]: Start isEmpty. Operand 3344 states and 6514 transitions. [2022-02-10 23:49:00,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:49:00,183 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:00,183 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:00,183 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172 [2022-02-10 23:49:00,183 INFO L402 AbstractCegarLoop]: === Iteration 174 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:00,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:00,183 INFO L85 PathProgramCache]: Analyzing trace with hash 646892997, now seen corresponding path program 45 times [2022-02-10 23:49:00,184 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:00,184 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515757838] [2022-02-10 23:49:00,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:00,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:00,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:00,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:00,436 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:00,436 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515757838] [2022-02-10 23:49:00,436 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1515757838] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:00,436 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:00,436 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:00,436 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727900063] [2022-02-10 23:49:00,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:00,436 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:00,436 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:00,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:00,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:00,437 INFO L87 Difference]: Start difference. First operand 3344 states and 6514 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:02,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:02,817 INFO L93 Difference]: Finished difference Result 6716 states and 12979 transitions. [2022-02-10 23:49:02,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-02-10 23:49:02,817 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:49:02,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:02,825 INFO L225 Difference]: With dead ends: 6716 [2022-02-10 23:49:02,825 INFO L226 Difference]: Without dead ends: 6716 [2022-02-10 23:49:02,825 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1391 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=685, Invalid=4285, Unknown=0, NotChecked=0, Total=4970 [2022-02-10 23:49:02,826 INFO L934 BasicCegarLoop]: 386 mSDtfsCounter, 1524 mSDsluCounter, 4098 mSDsCounter, 0 mSdLazyCounter, 3682 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1524 SdHoareTripleChecker+Valid, 4481 SdHoareTripleChecker+Invalid, 3952 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 3682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:02,826 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1524 Valid, 4481 Invalid, 3952 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 3682 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:49:02,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6716 states. [2022-02-10 23:49:02,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6716 to 3342. [2022-02-10 23:49:02,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3342 states, 3330 states have (on average 1.954954954954955) internal successors, (6510), 3341 states have internal predecessors, (6510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:02,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3342 states to 3342 states and 6510 transitions. [2022-02-10 23:49:02,873 INFO L78 Accepts]: Start accepts. Automaton has 3342 states and 6510 transitions. Word has length 135 [2022-02-10 23:49:02,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:02,873 INFO L470 AbstractCegarLoop]: Abstraction has 3342 states and 6510 transitions. [2022-02-10 23:49:02,873 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:02,873 INFO L276 IsEmpty]: Start isEmpty. Operand 3342 states and 6510 transitions. [2022-02-10 23:49:02,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:49:02,874 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:02,874 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:02,874 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173 [2022-02-10 23:49:02,874 INFO L402 AbstractCegarLoop]: === Iteration 175 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:02,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:02,875 INFO L85 PathProgramCache]: Analyzing trace with hash -1447244509, now seen corresponding path program 46 times [2022-02-10 23:49:02,875 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:02,875 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182913382] [2022-02-10 23:49:02,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:02,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:02,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:03,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:03,121 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:03,121 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182913382] [2022-02-10 23:49:03,122 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1182913382] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:03,122 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:03,122 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:03,122 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509586395] [2022-02-10 23:49:03,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:03,122 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:03,122 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:03,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:03,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:03,122 INFO L87 Difference]: Start difference. First operand 3342 states and 6510 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:05,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:05,418 INFO L93 Difference]: Finished difference Result 6736 states and 13023 transitions. [2022-02-10 23:49:05,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:49:05,419 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:49:05,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:05,427 INFO L225 Difference]: With dead ends: 6736 [2022-02-10 23:49:05,427 INFO L226 Difference]: Without dead ends: 6736 [2022-02-10 23:49:05,427 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1343 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=661, Invalid=4169, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:49:05,428 INFO L934 BasicCegarLoop]: 403 mSDtfsCounter, 1435 mSDsluCounter, 4010 mSDsCounter, 0 mSdLazyCounter, 3579 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1435 SdHoareTripleChecker+Valid, 4410 SdHoareTripleChecker+Invalid, 3870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 3579 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:05,428 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1435 Valid, 4410 Invalid, 3870 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 3579 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:49:05,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6736 states. [2022-02-10 23:49:05,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6736 to 3336. [2022-02-10 23:49:05,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3336 states, 3324 states have (on average 1.9548736462093863) internal successors, (6498), 3335 states have internal predecessors, (6498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:05,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 3336 states and 6498 transitions. [2022-02-10 23:49:05,487 INFO L78 Accepts]: Start accepts. Automaton has 3336 states and 6498 transitions. Word has length 135 [2022-02-10 23:49:05,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:05,488 INFO L470 AbstractCegarLoop]: Abstraction has 3336 states and 6498 transitions. [2022-02-10 23:49:05,488 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:05,488 INFO L276 IsEmpty]: Start isEmpty. Operand 3336 states and 6498 transitions. [2022-02-10 23:49:05,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:49:05,489 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:05,489 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:05,489 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable174 [2022-02-10 23:49:05,490 INFO L402 AbstractCegarLoop]: === Iteration 176 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:05,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:05,490 INFO L85 PathProgramCache]: Analyzing trace with hash 1910316357, now seen corresponding path program 47 times [2022-02-10 23:49:05,490 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:05,490 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294178587] [2022-02-10 23:49:05,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:05,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:05,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:05,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:05,801 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:05,801 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294178587] [2022-02-10 23:49:05,801 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294178587] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:05,801 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:05,801 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:05,801 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600936898] [2022-02-10 23:49:05,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:05,802 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:05,802 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:05,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:05,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:05,802 INFO L87 Difference]: Start difference. First operand 3336 states and 6498 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:08,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:08,009 INFO L93 Difference]: Finished difference Result 6584 states and 12720 transitions. [2022-02-10 23:49:08,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-10 23:49:08,009 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:49:08,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:08,017 INFO L225 Difference]: With dead ends: 6584 [2022-02-10 23:49:08,018 INFO L226 Difference]: Without dead ends: 6584 [2022-02-10 23:49:08,018 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1254 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=619, Invalid=3937, Unknown=0, NotChecked=0, Total=4556 [2022-02-10 23:49:08,019 INFO L934 BasicCegarLoop]: 351 mSDtfsCounter, 1397 mSDsluCounter, 4153 mSDsCounter, 0 mSdLazyCounter, 3480 mSolverCounterSat, 232 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1397 SdHoareTripleChecker+Valid, 4501 SdHoareTripleChecker+Invalid, 3712 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 232 IncrementalHoareTripleChecker+Valid, 3480 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:08,019 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1397 Valid, 4501 Invalid, 3712 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [232 Valid, 3480 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:49:08,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6584 states. [2022-02-10 23:49:08,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6584 to 3336. [2022-02-10 23:49:08,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3336 states, 3324 states have (on average 1.9548736462093863) internal successors, (6498), 3335 states have internal predecessors, (6498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:08,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 3336 states and 6498 transitions. [2022-02-10 23:49:08,084 INFO L78 Accepts]: Start accepts. Automaton has 3336 states and 6498 transitions. Word has length 135 [2022-02-10 23:49:08,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:08,084 INFO L470 AbstractCegarLoop]: Abstraction has 3336 states and 6498 transitions. [2022-02-10 23:49:08,084 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:08,084 INFO L276 IsEmpty]: Start isEmpty. Operand 3336 states and 6498 transitions. [2022-02-10 23:49:08,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:49:08,085 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:08,086 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:08,086 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175 [2022-02-10 23:49:08,086 INFO L402 AbstractCegarLoop]: === Iteration 177 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:08,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:08,086 INFO L85 PathProgramCache]: Analyzing trace with hash 674436263, now seen corresponding path program 48 times [2022-02-10 23:49:08,086 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:08,086 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467214556] [2022-02-10 23:49:08,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:08,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:08,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:08,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:08,329 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:08,330 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467214556] [2022-02-10 23:49:08,330 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1467214556] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:08,330 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:08,330 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:08,330 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925618686] [2022-02-10 23:49:08,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:08,330 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:08,330 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:08,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:08,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:08,331 INFO L87 Difference]: Start difference. First operand 3336 states and 6498 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:10,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:10,570 INFO L93 Difference]: Finished difference Result 6704 states and 12955 transitions. [2022-02-10 23:49:10,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:49:10,570 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:49:10,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:10,577 INFO L225 Difference]: With dead ends: 6704 [2022-02-10 23:49:10,577 INFO L226 Difference]: Without dead ends: 6704 [2022-02-10 23:49:10,577 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1350 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=653, Invalid=4177, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:49:10,577 INFO L934 BasicCegarLoop]: 365 mSDtfsCounter, 1355 mSDsluCounter, 4070 mSDsCounter, 0 mSdLazyCounter, 3404 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1355 SdHoareTripleChecker+Valid, 4432 SdHoareTripleChecker+Invalid, 3678 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 3404 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:10,578 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1355 Valid, 4432 Invalid, 3678 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 3404 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:49:10,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6704 states. [2022-02-10 23:49:10,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6704 to 3334. [2022-02-10 23:49:10,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3334 states, 3322 states have (on average 1.9548464780252859) internal successors, (6494), 3333 states have internal predecessors, (6494), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:10,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3334 states to 3334 states and 6494 transitions. [2022-02-10 23:49:10,612 INFO L78 Accepts]: Start accepts. Automaton has 3334 states and 6494 transitions. Word has length 135 [2022-02-10 23:49:10,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:10,612 INFO L470 AbstractCegarLoop]: Abstraction has 3334 states and 6494 transitions. [2022-02-10 23:49:10,612 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:10,612 INFO L276 IsEmpty]: Start isEmpty. Operand 3334 states and 6494 transitions. [2022-02-10 23:49:10,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:49:10,613 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:10,614 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:10,614 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable176 [2022-02-10 23:49:10,614 INFO L402 AbstractCegarLoop]: === Iteration 178 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:10,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:10,614 INFO L85 PathProgramCache]: Analyzing trace with hash -1419701243, now seen corresponding path program 49 times [2022-02-10 23:49:10,614 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:10,614 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894020484] [2022-02-10 23:49:10,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:10,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:10,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:10,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:10,865 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:10,865 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894020484] [2022-02-10 23:49:10,865 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894020484] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:10,865 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:10,865 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:10,865 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086455667] [2022-02-10 23:49:10,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:10,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:10,866 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:10,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:10,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:10,866 INFO L87 Difference]: Start difference. First operand 3334 states and 6494 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:13,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:13,219 INFO L93 Difference]: Finished difference Result 6784 states and 13115 transitions. [2022-02-10 23:49:13,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:49:13,220 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:49:13,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:13,228 INFO L225 Difference]: With dead ends: 6784 [2022-02-10 23:49:13,228 INFO L226 Difference]: Without dead ends: 6784 [2022-02-10 23:49:13,228 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1355 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=647, Invalid=4183, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:49:13,228 INFO L934 BasicCegarLoop]: 382 mSDtfsCounter, 1290 mSDsluCounter, 4348 mSDsCounter, 0 mSdLazyCounter, 3861 mSolverCounterSat, 233 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1290 SdHoareTripleChecker+Valid, 4727 SdHoareTripleChecker+Invalid, 4094 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 233 IncrementalHoareTripleChecker+Valid, 3861 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:13,229 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1290 Valid, 4727 Invalid, 4094 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [233 Valid, 3861 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:49:13,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6784 states. [2022-02-10 23:49:13,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6784 to 3332. [2022-02-10 23:49:13,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3332 states, 3320 states have (on average 1.9548192771084338) internal successors, (6490), 3331 states have internal predecessors, (6490), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:13,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3332 states to 3332 states and 6490 transitions. [2022-02-10 23:49:13,271 INFO L78 Accepts]: Start accepts. Automaton has 3332 states and 6490 transitions. Word has length 135 [2022-02-10 23:49:13,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:13,271 INFO L470 AbstractCegarLoop]: Abstraction has 3332 states and 6490 transitions. [2022-02-10 23:49:13,271 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:13,271 INFO L276 IsEmpty]: Start isEmpty. Operand 3332 states and 6490 transitions. [2022-02-10 23:49:13,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:49:13,272 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:13,272 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:13,272 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable177 [2022-02-10 23:49:13,272 INFO L402 AbstractCegarLoop]: === Iteration 179 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:13,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:13,272 INFO L85 PathProgramCache]: Analyzing trace with hash -1312848217, now seen corresponding path program 50 times [2022-02-10 23:49:13,272 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:13,273 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044999896] [2022-02-10 23:49:13,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:13,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:13,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:13,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:13,566 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:13,566 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044999896] [2022-02-10 23:49:13,567 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2044999896] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:13,567 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:13,567 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:13,567 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403375615] [2022-02-10 23:49:13,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:13,567 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:13,567 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:13,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:13,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:13,568 INFO L87 Difference]: Start difference. First operand 3332 states and 6490 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:16,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:16,148 INFO L93 Difference]: Finished difference Result 6619 states and 12789 transitions. [2022-02-10 23:49:16,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-02-10 23:49:16,148 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:49:16,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:16,156 INFO L225 Difference]: With dead ends: 6619 [2022-02-10 23:49:16,156 INFO L226 Difference]: Without dead ends: 6619 [2022-02-10 23:49:16,157 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1305 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=624, Invalid=4068, Unknown=0, NotChecked=0, Total=4692 [2022-02-10 23:49:16,157 INFO L934 BasicCegarLoop]: 396 mSDtfsCounter, 1316 mSDsluCounter, 4902 mSDsCounter, 0 mSdLazyCounter, 4493 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1316 SdHoareTripleChecker+Valid, 5295 SdHoareTripleChecker+Invalid, 4705 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 4493 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:16,157 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1316 Valid, 5295 Invalid, 4705 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 4493 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-10 23:49:16,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6619 states. [2022-02-10 23:49:16,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6619 to 3278. [2022-02-10 23:49:16,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3278 states, 3266 states have (on average 1.9540722596448254) internal successors, (6382), 3277 states have internal predecessors, (6382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:16,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3278 states to 3278 states and 6382 transitions. [2022-02-10 23:49:16,216 INFO L78 Accepts]: Start accepts. Automaton has 3278 states and 6382 transitions. Word has length 135 [2022-02-10 23:49:16,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:16,217 INFO L470 AbstractCegarLoop]: Abstraction has 3278 states and 6382 transitions. [2022-02-10 23:49:16,217 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:16,217 INFO L276 IsEmpty]: Start isEmpty. Operand 3278 states and 6382 transitions. [2022-02-10 23:49:16,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:49:16,218 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:16,218 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:16,218 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable178 [2022-02-10 23:49:16,218 INFO L402 AbstractCegarLoop]: === Iteration 180 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:16,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:16,219 INFO L85 PathProgramCache]: Analyzing trace with hash 288450095, now seen corresponding path program 49 times [2022-02-10 23:49:16,219 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:16,219 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596067605] [2022-02-10 23:49:16,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:16,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:16,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:16,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:16,569 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:16,569 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596067605] [2022-02-10 23:49:16,569 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596067605] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:16,569 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:16,569 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:49:16,569 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512229312] [2022-02-10 23:49:16,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:16,570 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:49:16,570 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:16,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:49:16,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:49:16,570 INFO L87 Difference]: Start difference. First operand 3278 states and 6382 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:18,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:18,067 INFO L93 Difference]: Finished difference Result 4631 states and 9072 transitions. [2022-02-10 23:49:18,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-02-10 23:49:18,068 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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 135 [2022-02-10 23:49:18,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:18,089 INFO L225 Difference]: With dead ends: 4631 [2022-02-10 23:49:18,090 INFO L226 Difference]: Without dead ends: 4631 [2022-02-10 23:49:18,090 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 700 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=521, Invalid=2559, Unknown=0, NotChecked=0, Total=3080 [2022-02-10 23:49:18,090 INFO L934 BasicCegarLoop]: 232 mSDtfsCounter, 1023 mSDsluCounter, 2630 mSDsCounter, 0 mSdLazyCounter, 2010 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1023 SdHoareTripleChecker+Valid, 2860 SdHoareTripleChecker+Invalid, 2123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 2010 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:18,090 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1023 Valid, 2860 Invalid, 2123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 2010 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:49:18,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4631 states. [2022-02-10 23:49:18,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4631 to 3272. [2022-02-10 23:49:18,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3272 states, 3260 states have (on average 1.9539877300613497) internal successors, (6370), 3271 states have internal predecessors, (6370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:18,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 3272 states and 6370 transitions. [2022-02-10 23:49:18,120 INFO L78 Accepts]: Start accepts. Automaton has 3272 states and 6370 transitions. Word has length 135 [2022-02-10 23:49:18,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:18,120 INFO L470 AbstractCegarLoop]: Abstraction has 3272 states and 6370 transitions. [2022-02-10 23:49:18,120 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:18,120 INFO L276 IsEmpty]: Start isEmpty. Operand 3272 states and 6370 transitions. [2022-02-10 23:49:18,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:49:18,121 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:18,121 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:18,121 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable179 [2022-02-10 23:49:18,122 INFO L402 AbstractCegarLoop]: === Iteration 181 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:18,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:18,122 INFO L85 PathProgramCache]: Analyzing trace with hash -1600168073, now seen corresponding path program 50 times [2022-02-10 23:49:18,122 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:18,122 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920302741] [2022-02-10 23:49:18,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:18,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:18,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:18,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:18,448 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:18,448 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920302741] [2022-02-10 23:49:18,448 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [920302741] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:18,448 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:18,448 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:49:18,448 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340831409] [2022-02-10 23:49:18,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:18,449 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:49:18,449 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:18,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:49:18,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:49:18,449 INFO L87 Difference]: Start difference. First operand 3272 states and 6370 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:20,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:20,088 INFO L93 Difference]: Finished difference Result 4663 states and 9134 transitions. [2022-02-10 23:49:20,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-02-10 23:49:20,088 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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 135 [2022-02-10 23:49:20,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:20,092 INFO L225 Difference]: With dead ends: 4663 [2022-02-10 23:49:20,093 INFO L226 Difference]: Without dead ends: 4663 [2022-02-10 23:49:20,093 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 812 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=559, Invalid=2863, Unknown=0, NotChecked=0, Total=3422 [2022-02-10 23:49:20,093 INFO L934 BasicCegarLoop]: 241 mSDtfsCounter, 1167 mSDsluCounter, 2732 mSDsCounter, 0 mSdLazyCounter, 2206 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1167 SdHoareTripleChecker+Valid, 2971 SdHoareTripleChecker+Invalid, 2347 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 2206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:20,093 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1167 Valid, 2971 Invalid, 2347 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 2206 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:49:20,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4663 states. [2022-02-10 23:49:20,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4663 to 3266. [2022-02-10 23:49:20,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3266 states, 3254 states have (on average 1.953902888752305) internal successors, (6358), 3265 states have internal predecessors, (6358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:20,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3266 states to 3266 states and 6358 transitions. [2022-02-10 23:49:20,125 INFO L78 Accepts]: Start accepts. Automaton has 3266 states and 6358 transitions. Word has length 135 [2022-02-10 23:49:20,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:20,126 INFO L470 AbstractCegarLoop]: Abstraction has 3266 states and 6358 transitions. [2022-02-10 23:49:20,126 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:20,126 INFO L276 IsEmpty]: Start isEmpty. Operand 3266 states and 6358 transitions. [2022-02-10 23:49:20,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:49:20,127 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:20,127 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:20,127 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable180 [2022-02-10 23:49:20,127 INFO L402 AbstractCegarLoop]: === Iteration 182 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:20,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:20,127 INFO L85 PathProgramCache]: Analyzing trace with hash 1582220015, now seen corresponding path program 51 times [2022-02-10 23:49:20,127 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:20,127 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451525] [2022-02-10 23:49:20,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:20,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:20,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:20,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:20,442 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:20,442 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451525] [2022-02-10 23:49:20,442 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1451525] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:20,442 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:20,442 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:49:20,442 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120530741] [2022-02-10 23:49:20,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:20,443 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:49:20,443 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:20,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:49:20,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:49:20,443 INFO L87 Difference]: Start difference. First operand 3266 states and 6358 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:22,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:22,173 INFO L93 Difference]: Finished difference Result 4720 states and 9244 transitions. [2022-02-10 23:49:22,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-02-10 23:49:22,173 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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 135 [2022-02-10 23:49:22,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:22,178 INFO L225 Difference]: With dead ends: 4720 [2022-02-10 23:49:22,178 INFO L226 Difference]: Without dead ends: 4720 [2022-02-10 23:49:22,179 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 858 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=553, Invalid=2987, Unknown=0, NotChecked=0, Total=3540 [2022-02-10 23:49:22,179 INFO L934 BasicCegarLoop]: 247 mSDtfsCounter, 1036 mSDsluCounter, 2962 mSDsCounter, 0 mSdLazyCounter, 2407 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1036 SdHoareTripleChecker+Valid, 3207 SdHoareTripleChecker+Invalid, 2543 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 2407 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:22,179 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1036 Valid, 3207 Invalid, 2543 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 2407 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:49:22,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4720 states. [2022-02-10 23:49:22,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4720 to 3260. [2022-02-10 23:49:22,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3260 states, 3248 states have (on average 1.9538177339901477) internal successors, (6346), 3259 states have internal predecessors, (6346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:22,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3260 states to 3260 states and 6346 transitions. [2022-02-10 23:49:22,211 INFO L78 Accepts]: Start accepts. Automaton has 3260 states and 6346 transitions. Word has length 135 [2022-02-10 23:49:22,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:22,211 INFO L470 AbstractCegarLoop]: Abstraction has 3260 states and 6346 transitions. [2022-02-10 23:49:22,211 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:22,211 INFO L276 IsEmpty]: Start isEmpty. Operand 3260 states and 6346 transitions. [2022-02-10 23:49:22,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:49:22,212 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:22,212 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:22,212 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable181 [2022-02-10 23:49:22,212 INFO L402 AbstractCegarLoop]: === Iteration 183 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:22,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:22,213 INFO L85 PathProgramCache]: Analyzing trace with hash -1789705801, now seen corresponding path program 52 times [2022-02-10 23:49:22,213 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:22,213 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34677527] [2022-02-10 23:49:22,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:22,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:22,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:22,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:22,518 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:22,518 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34677527] [2022-02-10 23:49:22,518 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [34677527] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:22,518 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:22,518 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:49:22,518 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834359585] [2022-02-10 23:49:22,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:22,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:49:22,518 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:22,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:49:22,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:49:22,519 INFO L87 Difference]: Start difference. First operand 3260 states and 6346 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:24,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:24,372 INFO L93 Difference]: Finished difference Result 4737 states and 9271 transitions. [2022-02-10 23:49:24,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-02-10 23:49:24,373 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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 135 [2022-02-10 23:49:24,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:24,378 INFO L225 Difference]: With dead ends: 4737 [2022-02-10 23:49:24,378 INFO L226 Difference]: Without dead ends: 4737 [2022-02-10 23:49:24,378 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 900 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=559, Invalid=3101, Unknown=0, NotChecked=0, Total=3660 [2022-02-10 23:49:24,378 INFO L934 BasicCegarLoop]: 256 mSDtfsCounter, 1037 mSDsluCounter, 3293 mSDsCounter, 0 mSdLazyCounter, 2824 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1037 SdHoareTripleChecker+Valid, 3547 SdHoareTripleChecker+Invalid, 2971 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 2824 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:24,379 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1037 Valid, 3547 Invalid, 2971 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 2824 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:49:24,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4737 states. [2022-02-10 23:49:24,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4737 to 3182. [2022-02-10 23:49:24,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3182 states, 3170 states have (on average 1.9514195583596214) internal successors, (6186), 3181 states have internal predecessors, (6186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:24,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3182 states to 3182 states and 6186 transitions. [2022-02-10 23:49:24,411 INFO L78 Accepts]: Start accepts. Automaton has 3182 states and 6186 transitions. Word has length 135 [2022-02-10 23:49:24,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:24,411 INFO L470 AbstractCegarLoop]: Abstraction has 3182 states and 6186 transitions. [2022-02-10 23:49:24,411 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:24,411 INFO L276 IsEmpty]: Start isEmpty. Operand 3182 states and 6186 transitions. [2022-02-10 23:49:24,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:49:24,412 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:24,412 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:24,412 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable182 [2022-02-10 23:49:24,412 INFO L402 AbstractCegarLoop]: === Iteration 184 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:24,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:24,413 INFO L85 PathProgramCache]: Analyzing trace with hash 1035050705, now seen corresponding path program 51 times [2022-02-10 23:49:24,413 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:24,413 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517239153] [2022-02-10 23:49:24,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:24,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:24,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:24,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:24,700 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:24,700 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517239153] [2022-02-10 23:49:24,700 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517239153] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:24,700 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:24,700 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:24,700 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784508633] [2022-02-10 23:49:24,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:24,701 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:24,701 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:24,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:24,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:24,701 INFO L87 Difference]: Start difference. First operand 3182 states and 6186 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:26,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:26,737 INFO L93 Difference]: Finished difference Result 5362 states and 10356 transitions. [2022-02-10 23:49:26,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-02-10 23:49:26,738 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:49:26,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:26,744 INFO L225 Difference]: With dead ends: 5362 [2022-02-10 23:49:26,744 INFO L226 Difference]: Without dead ends: 5342 [2022-02-10 23:49:26,744 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1387 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=655, Invalid=4175, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:49:26,744 INFO L934 BasicCegarLoop]: 298 mSDtfsCounter, 1722 mSDsluCounter, 3180 mSDsCounter, 0 mSdLazyCounter, 3020 mSolverCounterSat, 246 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1722 SdHoareTripleChecker+Valid, 3475 SdHoareTripleChecker+Invalid, 3266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 246 IncrementalHoareTripleChecker+Valid, 3020 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:26,744 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1722 Valid, 3475 Invalid, 3266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [246 Valid, 3020 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:49:26,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5342 states. [2022-02-10 23:49:26,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5342 to 3282. [2022-02-10 23:49:26,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3282 states, 3270 states have (on average 1.9541284403669725) internal successors, (6390), 3281 states have internal predecessors, (6390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:26,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3282 states to 3282 states and 6390 transitions. [2022-02-10 23:49:26,783 INFO L78 Accepts]: Start accepts. Automaton has 3282 states and 6390 transitions. Word has length 135 [2022-02-10 23:49:26,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:26,783 INFO L470 AbstractCegarLoop]: Abstraction has 3282 states and 6390 transitions. [2022-02-10 23:49:26,783 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:26,783 INFO L276 IsEmpty]: Start isEmpty. Operand 3282 states and 6390 transitions. [2022-02-10 23:49:26,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:49:26,784 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:26,784 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:26,784 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable183 [2022-02-10 23:49:26,784 INFO L402 AbstractCegarLoop]: === Iteration 185 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:26,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:26,784 INFO L85 PathProgramCache]: Analyzing trace with hash 206295927, now seen corresponding path program 53 times [2022-02-10 23:49:26,784 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:26,785 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377195066] [2022-02-10 23:49:26,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:26,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:26,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:27,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:27,020 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:27,020 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377195066] [2022-02-10 23:49:27,020 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377195066] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:27,020 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:27,020 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:27,020 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530576844] [2022-02-10 23:49:27,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:27,020 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:27,020 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:27,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:27,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:27,021 INFO L87 Difference]: Start difference. First operand 3282 states and 6390 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:28,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:28,501 INFO L93 Difference]: Finished difference Result 4692 states and 9110 transitions. [2022-02-10 23:49:28,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-02-10 23:49:28,502 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:49:28,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:28,507 INFO L225 Difference]: With dead ends: 4692 [2022-02-10 23:49:28,507 INFO L226 Difference]: Without dead ends: 4692 [2022-02-10 23:49:28,507 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1204 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=640, Invalid=3520, Unknown=0, NotChecked=0, Total=4160 [2022-02-10 23:49:28,508 INFO L934 BasicCegarLoop]: 267 mSDtfsCounter, 1413 mSDsluCounter, 3085 mSDsCounter, 0 mSdLazyCounter, 2279 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1413 SdHoareTripleChecker+Valid, 3350 SdHoareTripleChecker+Invalid, 2385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 2279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:28,508 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1413 Valid, 3350 Invalid, 2385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 2279 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:49:28,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4692 states. [2022-02-10 23:49:28,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4692 to 3255. [2022-02-10 23:49:28,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3255 states, 3243 states have (on average 1.9525131051495528) internal successors, (6332), 3254 states have internal predecessors, (6332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:28,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3255 states to 3255 states and 6332 transitions. [2022-02-10 23:49:28,540 INFO L78 Accepts]: Start accepts. Automaton has 3255 states and 6332 transitions. Word has length 135 [2022-02-10 23:49:28,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:28,540 INFO L470 AbstractCegarLoop]: Abstraction has 3255 states and 6332 transitions. [2022-02-10 23:49:28,540 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:28,540 INFO L276 IsEmpty]: Start isEmpty. Operand 3255 states and 6332 transitions. [2022-02-10 23:49:28,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:49:28,541 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:28,541 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:28,541 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable184 [2022-02-10 23:49:28,541 INFO L402 AbstractCegarLoop]: === Iteration 186 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:28,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:28,542 INFO L85 PathProgramCache]: Analyzing trace with hash -2020756063, now seen corresponding path program 52 times [2022-02-10 23:49:28,542 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:28,542 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450859828] [2022-02-10 23:49:28,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:28,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:28,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:28,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:28,790 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:28,790 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450859828] [2022-02-10 23:49:28,791 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [450859828] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:28,791 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:28,791 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:28,791 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040975056] [2022-02-10 23:49:28,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:28,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:28,791 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:28,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:28,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:28,791 INFO L87 Difference]: Start difference. First operand 3255 states and 6332 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:30,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:30,923 INFO L93 Difference]: Finished difference Result 5923 states and 11422 transitions. [2022-02-10 23:49:30,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-02-10 23:49:30,923 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:49:30,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:30,930 INFO L225 Difference]: With dead ends: 5923 [2022-02-10 23:49:30,930 INFO L226 Difference]: Without dead ends: 5923 [2022-02-10 23:49:30,930 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1281 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=640, Invalid=3916, Unknown=0, NotChecked=0, Total=4556 [2022-02-10 23:49:30,930 INFO L934 BasicCegarLoop]: 307 mSDtfsCounter, 1439 mSDsluCounter, 3525 mSDsCounter, 0 mSdLazyCounter, 3387 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1439 SdHoareTripleChecker+Valid, 3829 SdHoareTripleChecker+Invalid, 3541 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 3387 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:30,931 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1439 Valid, 3829 Invalid, 3541 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 3387 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:49:30,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5923 states. [2022-02-10 23:49:30,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5923 to 3261. [2022-02-10 23:49:30,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3261 states, 3249 states have (on average 1.9526008002462296) internal successors, (6344), 3260 states have internal predecessors, (6344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:30,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 3261 states and 6344 transitions. [2022-02-10 23:49:30,967 INFO L78 Accepts]: Start accepts. Automaton has 3261 states and 6344 transitions. Word has length 135 [2022-02-10 23:49:30,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:30,967 INFO L470 AbstractCegarLoop]: Abstraction has 3261 states and 6344 transitions. [2022-02-10 23:49:30,967 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:30,967 INFO L276 IsEmpty]: Start isEmpty. Operand 3261 states and 6344 transitions. [2022-02-10 23:49:30,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:49:30,968 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:30,968 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:30,969 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable185 [2022-02-10 23:49:30,969 INFO L402 AbstractCegarLoop]: === Iteration 187 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:30,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:30,969 INFO L85 PathProgramCache]: Analyzing trace with hash -2032648983, now seen corresponding path program 53 times [2022-02-10 23:49:30,969 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:30,969 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023490998] [2022-02-10 23:49:30,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:30,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:30,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:31,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:31,227 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:31,227 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023490998] [2022-02-10 23:49:31,227 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023490998] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:31,227 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:31,227 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:31,227 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941586889] [2022-02-10 23:49:31,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:31,227 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:31,227 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:31,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:31,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:31,228 INFO L87 Difference]: Start difference. First operand 3261 states and 6344 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:33,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:33,494 INFO L93 Difference]: Finished difference Result 6043 states and 11657 transitions. [2022-02-10 23:49:33,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-02-10 23:49:33,494 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:49:33,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:33,500 INFO L225 Difference]: With dead ends: 6043 [2022-02-10 23:49:33,500 INFO L226 Difference]: Without dead ends: 6043 [2022-02-10 23:49:33,500 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1378 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=673, Invalid=4157, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:49:33,500 INFO L934 BasicCegarLoop]: 323 mSDtfsCounter, 1547 mSDsluCounter, 3757 mSDsCounter, 0 mSdLazyCounter, 3620 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1547 SdHoareTripleChecker+Valid, 4077 SdHoareTripleChecker+Invalid, 3841 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 3620 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:33,500 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1547 Valid, 4077 Invalid, 3841 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 3620 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:49:33,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6043 states. [2022-02-10 23:49:33,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6043 to 3259. [2022-02-10 23:49:33,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3259 states, 3247 states have (on average 1.9525716045580537) internal successors, (6340), 3258 states have internal predecessors, (6340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:33,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3259 states to 3259 states and 6340 transitions. [2022-02-10 23:49:33,533 INFO L78 Accepts]: Start accepts. Automaton has 3259 states and 6340 transitions. Word has length 135 [2022-02-10 23:49:33,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:33,533 INFO L470 AbstractCegarLoop]: Abstraction has 3259 states and 6340 transitions. [2022-02-10 23:49:33,533 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:33,533 INFO L276 IsEmpty]: Start isEmpty. Operand 3259 states and 6340 transitions. [2022-02-10 23:49:33,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:49:33,534 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:33,534 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:33,534 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable186 [2022-02-10 23:49:33,534 INFO L402 AbstractCegarLoop]: === Iteration 188 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:33,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:33,535 INFO L85 PathProgramCache]: Analyzing trace with hash -1269512459, now seen corresponding path program 54 times [2022-02-10 23:49:33,535 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:33,535 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89676109] [2022-02-10 23:49:33,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:33,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:33,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:33,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:33,787 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:33,788 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89676109] [2022-02-10 23:49:33,788 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [89676109] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:33,788 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:33,788 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:33,788 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440230702] [2022-02-10 23:49:33,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:33,788 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:33,788 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:33,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:33,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:33,789 INFO L87 Difference]: Start difference. First operand 3259 states and 6340 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:35,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:35,991 INFO L93 Difference]: Finished difference Result 6123 states and 11817 transitions. [2022-02-10 23:49:35,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-02-10 23:49:35,991 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:49:35,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:35,998 INFO L225 Difference]: With dead ends: 6123 [2022-02-10 23:49:35,998 INFO L226 Difference]: Without dead ends: 6123 [2022-02-10 23:49:35,998 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1383 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=666, Invalid=4164, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:49:35,998 INFO L934 BasicCegarLoop]: 307 mSDtfsCounter, 1443 mSDsluCounter, 3555 mSDsCounter, 0 mSdLazyCounter, 3362 mSolverCounterSat, 250 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1443 SdHoareTripleChecker+Valid, 3859 SdHoareTripleChecker+Invalid, 3612 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 250 IncrementalHoareTripleChecker+Valid, 3362 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:35,998 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1443 Valid, 3859 Invalid, 3612 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [250 Valid, 3362 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:49:36,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6123 states. [2022-02-10 23:49:36,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6123 to 3257. [2022-02-10 23:49:36,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3257 states, 3245 states have (on average 1.952542372881356) internal successors, (6336), 3256 states have internal predecessors, (6336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:36,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3257 states to 3257 states and 6336 transitions. [2022-02-10 23:49:36,035 INFO L78 Accepts]: Start accepts. Automaton has 3257 states and 6336 transitions. Word has length 135 [2022-02-10 23:49:36,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:36,035 INFO L470 AbstractCegarLoop]: Abstraction has 3257 states and 6336 transitions. [2022-02-10 23:49:36,036 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:36,036 INFO L276 IsEmpty]: Start isEmpty. Operand 3257 states and 6336 transitions. [2022-02-10 23:49:36,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:49:36,037 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:36,037 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:36,037 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable187 [2022-02-10 23:49:36,037 INFO L402 AbstractCegarLoop]: === Iteration 189 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:36,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:36,037 INFO L85 PathProgramCache]: Analyzing trace with hash -142089573, now seen corresponding path program 55 times [2022-02-10 23:49:36,037 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:36,037 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746064870] [2022-02-10 23:49:36,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:36,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:36,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:36,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:36,276 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:36,277 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746064870] [2022-02-10 23:49:36,277 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746064870] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:36,277 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:36,277 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:36,277 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232092982] [2022-02-10 23:49:36,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:36,277 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:36,277 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:36,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:36,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:36,277 INFO L87 Difference]: Start difference. First operand 3257 states and 6336 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:38,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:38,358 INFO L93 Difference]: Finished difference Result 6187 states and 11945 transitions. [2022-02-10 23:49:38,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-02-10 23:49:38,358 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:49:38,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:38,365 INFO L225 Difference]: With dead ends: 6187 [2022-02-10 23:49:38,365 INFO L226 Difference]: Without dead ends: 6187 [2022-02-10 23:49:38,366 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1387 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=661, Invalid=4169, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:49:38,366 INFO L934 BasicCegarLoop]: 303 mSDtfsCounter, 1384 mSDsluCounter, 3519 mSDsCounter, 0 mSdLazyCounter, 3194 mSolverCounterSat, 235 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1384 SdHoareTripleChecker+Valid, 3819 SdHoareTripleChecker+Invalid, 3429 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 235 IncrementalHoareTripleChecker+Valid, 3194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:38,366 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1384 Valid, 3819 Invalid, 3429 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [235 Valid, 3194 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:49:38,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6187 states. [2022-02-10 23:49:38,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6187 to 3247. [2022-02-10 23:49:38,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3247 states, 3235 states have (on average 1.9523956723338485) internal successors, (6316), 3246 states have internal predecessors, (6316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:38,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3247 states to 3247 states and 6316 transitions. [2022-02-10 23:49:38,403 INFO L78 Accepts]: Start accepts. Automaton has 3247 states and 6316 transitions. Word has length 135 [2022-02-10 23:49:38,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:38,403 INFO L470 AbstractCegarLoop]: Abstraction has 3247 states and 6316 transitions. [2022-02-10 23:49:38,403 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:38,403 INFO L276 IsEmpty]: Start isEmpty. Operand 3247 states and 6316 transitions. [2022-02-10 23:49:38,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:49:38,404 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:38,404 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:38,405 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable188 [2022-02-10 23:49:38,405 INFO L402 AbstractCegarLoop]: === Iteration 190 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:38,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:38,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1778131041, now seen corresponding path program 56 times [2022-02-10 23:49:38,405 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:38,405 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348421945] [2022-02-10 23:49:38,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:38,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:38,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:38,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:38,663 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:38,664 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348421945] [2022-02-10 23:49:38,664 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [348421945] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:38,664 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:38,664 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:38,664 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1121342011] [2022-02-10 23:49:38,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:38,664 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:38,664 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:38,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:38,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:38,664 INFO L87 Difference]: Start difference. First operand 3247 states and 6316 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:40,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:40,728 INFO L93 Difference]: Finished difference Result 5967 states and 11508 transitions. [2022-02-10 23:49:40,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-10 23:49:40,729 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:49:40,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:40,735 INFO L225 Difference]: With dead ends: 5967 [2022-02-10 23:49:40,735 INFO L226 Difference]: Without dead ends: 5967 [2022-02-10 23:49:40,736 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1186 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=683, Invalid=3739, Unknown=0, NotChecked=0, Total=4422 [2022-02-10 23:49:40,736 INFO L934 BasicCegarLoop]: 309 mSDtfsCounter, 1373 mSDsluCounter, 3391 mSDsCounter, 0 mSdLazyCounter, 3063 mSolverCounterSat, 239 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1373 SdHoareTripleChecker+Valid, 3697 SdHoareTripleChecker+Invalid, 3302 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 239 IncrementalHoareTripleChecker+Valid, 3063 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:40,736 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1373 Valid, 3697 Invalid, 3302 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [239 Valid, 3063 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:49:40,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5967 states. [2022-02-10 23:49:40,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5967 to 3259. [2022-02-10 23:49:40,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3259 states, 3247 states have (on average 1.9525716045580537) internal successors, (6340), 3258 states have internal predecessors, (6340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:40,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3259 states to 3259 states and 6340 transitions. [2022-02-10 23:49:40,770 INFO L78 Accepts]: Start accepts. Automaton has 3259 states and 6340 transitions. Word has length 135 [2022-02-10 23:49:40,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:40,770 INFO L470 AbstractCegarLoop]: Abstraction has 3259 states and 6340 transitions. [2022-02-10 23:49:40,770 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:40,770 INFO L276 IsEmpty]: Start isEmpty. Operand 3259 states and 6340 transitions. [2022-02-10 23:49:40,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:49:40,771 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:40,771 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:40,771 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable189 [2022-02-10 23:49:40,771 INFO L402 AbstractCegarLoop]: === Iteration 191 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:40,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:40,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1744531813, now seen corresponding path program 57 times [2022-02-10 23:49:40,772 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:40,772 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252392684] [2022-02-10 23:49:40,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:40,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:40,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:41,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:41,053 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:41,053 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252392684] [2022-02-10 23:49:41,053 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1252392684] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:41,053 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:41,053 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:41,053 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826564747] [2022-02-10 23:49:41,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:41,054 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:41,054 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:41,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:41,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:41,054 INFO L87 Difference]: Start difference. First operand 3259 states and 6340 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:43,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:43,111 INFO L93 Difference]: Finished difference Result 6050 states and 11670 transitions. [2022-02-10 23:49:43,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:49:43,111 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:49:43,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:43,119 INFO L225 Difference]: With dead ends: 6050 [2022-02-10 23:49:43,119 INFO L226 Difference]: Without dead ends: 6050 [2022-02-10 23:49:43,119 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1335 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=730, Invalid=4100, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:49:43,120 INFO L934 BasicCegarLoop]: 312 mSDtfsCounter, 1566 mSDsluCounter, 3175 mSDsCounter, 0 mSdLazyCounter, 2906 mSolverCounterSat, 307 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1566 SdHoareTripleChecker+Valid, 3484 SdHoareTripleChecker+Invalid, 3213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 307 IncrementalHoareTripleChecker+Valid, 2906 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:43,120 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1566 Valid, 3484 Invalid, 3213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [307 Valid, 2906 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:49:43,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6050 states. [2022-02-10 23:49:43,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6050 to 3261. [2022-02-10 23:49:43,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3261 states, 3249 states have (on average 1.9526008002462296) internal successors, (6344), 3260 states have internal predecessors, (6344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:43,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 3261 states and 6344 transitions. [2022-02-10 23:49:43,171 INFO L78 Accepts]: Start accepts. Automaton has 3261 states and 6344 transitions. Word has length 135 [2022-02-10 23:49:43,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:43,171 INFO L470 AbstractCegarLoop]: Abstraction has 3261 states and 6344 transitions. [2022-02-10 23:49:43,171 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:43,171 INFO L276 IsEmpty]: Start isEmpty. Operand 3261 states and 6344 transitions. [2022-02-10 23:49:43,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:49:43,172 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:43,172 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:43,174 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable190 [2022-02-10 23:49:43,174 INFO L402 AbstractCegarLoop]: === Iteration 192 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:43,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:43,174 INFO L85 PathProgramCache]: Analyzing trace with hash 508651719, now seen corresponding path program 58 times [2022-02-10 23:49:43,174 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:43,174 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992804908] [2022-02-10 23:49:43,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:43,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:43,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:43,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:43,429 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:43,429 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992804908] [2022-02-10 23:49:43,430 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992804908] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:43,430 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:43,430 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:43,431 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649933017] [2022-02-10 23:49:43,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:43,431 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:43,431 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:43,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:43,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:43,431 INFO L87 Difference]: Start difference. First operand 3261 states and 6344 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:45,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:45,990 INFO L93 Difference]: Finished difference Result 6089 states and 11747 transitions. [2022-02-10 23:49:45,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-02-10 23:49:45,990 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:49:45,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:45,997 INFO L225 Difference]: With dead ends: 6089 [2022-02-10 23:49:45,997 INFO L226 Difference]: Without dead ends: 6089 [2022-02-10 23:49:45,997 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1383 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=747, Invalid=4223, Unknown=0, NotChecked=0, Total=4970 [2022-02-10 23:49:45,997 INFO L934 BasicCegarLoop]: 326 mSDtfsCounter, 1346 mSDsluCounter, 4236 mSDsCounter, 0 mSdLazyCounter, 4100 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1346 SdHoareTripleChecker+Valid, 4559 SdHoareTripleChecker+Invalid, 4297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 4100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:45,997 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1346 Valid, 4559 Invalid, 4297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 4100 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-10 23:49:46,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6089 states. [2022-02-10 23:49:46,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6089 to 3255. [2022-02-10 23:49:46,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3255 states, 3243 states have (on average 1.9525131051495528) internal successors, (6332), 3254 states have internal predecessors, (6332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:46,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3255 states to 3255 states and 6332 transitions. [2022-02-10 23:49:46,035 INFO L78 Accepts]: Start accepts. Automaton has 3255 states and 6332 transitions. Word has length 135 [2022-02-10 23:49:46,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:46,035 INFO L470 AbstractCegarLoop]: Abstraction has 3255 states and 6332 transitions. [2022-02-10 23:49:46,035 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:46,035 INFO L276 IsEmpty]: Start isEmpty. Operand 3255 states and 6332 transitions. [2022-02-10 23:49:46,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:49:46,036 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:46,036 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:46,037 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable191 [2022-02-10 23:49:46,037 INFO L402 AbstractCegarLoop]: === Iteration 193 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:46,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:46,037 INFO L85 PathProgramCache]: Analyzing trace with hash 1752409141, now seen corresponding path program 59 times [2022-02-10 23:49:46,037 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:46,037 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687096544] [2022-02-10 23:49:46,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:46,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:46,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:46,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:46,290 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:46,291 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687096544] [2022-02-10 23:49:46,291 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687096544] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:46,291 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:46,291 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:46,291 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601700697] [2022-02-10 23:49:46,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:46,291 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:46,291 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:46,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:46,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:46,292 INFO L87 Difference]: Start difference. First operand 3255 states and 6332 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:48,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:48,485 INFO L93 Difference]: Finished difference Result 6031 states and 11632 transitions. [2022-02-10 23:49:48,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-02-10 23:49:48,485 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:49:48,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:48,492 INFO L225 Difference]: With dead ends: 6031 [2022-02-10 23:49:48,492 INFO L226 Difference]: Without dead ends: 6031 [2022-02-10 23:49:48,493 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1296 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=691, Invalid=4001, Unknown=0, NotChecked=0, Total=4692 [2022-02-10 23:49:48,493 INFO L934 BasicCegarLoop]: 279 mSDtfsCounter, 1264 mSDsluCounter, 3562 mSDsCounter, 0 mSdLazyCounter, 3308 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1264 SdHoareTripleChecker+Valid, 3838 SdHoareTripleChecker+Invalid, 3493 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 3308 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:48,493 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1264 Valid, 3838 Invalid, 3493 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 3308 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:49:48,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6031 states. [2022-02-10 23:49:48,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6031 to 3259. [2022-02-10 23:49:48,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3259 states, 3247 states have (on average 1.9525716045580537) internal successors, (6340), 3258 states have internal predecessors, (6340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:48,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3259 states to 3259 states and 6340 transitions. [2022-02-10 23:49:48,530 INFO L78 Accepts]: Start accepts. Automaton has 3259 states and 6340 transitions. Word has length 135 [2022-02-10 23:49:48,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:48,530 INFO L470 AbstractCegarLoop]: Abstraction has 3259 states and 6340 transitions. [2022-02-10 23:49:48,530 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:48,530 INFO L276 IsEmpty]: Start isEmpty. Operand 3259 states and 6340 transitions. [2022-02-10 23:49:48,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:49:48,531 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:48,532 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:48,532 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable192 [2022-02-10 23:49:48,532 INFO L402 AbstractCegarLoop]: === Iteration 194 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:48,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:48,532 INFO L85 PathProgramCache]: Analyzing trace with hash 516529047, now seen corresponding path program 60 times [2022-02-10 23:49:48,532 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:48,532 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379686622] [2022-02-10 23:49:48,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:48,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:48,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:48,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:48,851 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:48,851 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379686622] [2022-02-10 23:49:48,851 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379686622] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:48,851 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:48,851 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:48,851 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774932514] [2022-02-10 23:49:48,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:48,852 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:48,852 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:48,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:48,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:48,852 INFO L87 Difference]: Start difference. First operand 3259 states and 6340 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:51,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:51,133 INFO L93 Difference]: Finished difference Result 6151 states and 11867 transitions. [2022-02-10 23:49:51,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-02-10 23:49:51,133 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:49:51,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:51,141 INFO L225 Difference]: With dead ends: 6151 [2022-02-10 23:49:51,141 INFO L226 Difference]: Without dead ends: 6151 [2022-02-10 23:49:51,142 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1393 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=726, Invalid=4244, Unknown=0, NotChecked=0, Total=4970 [2022-02-10 23:49:51,142 INFO L934 BasicCegarLoop]: 293 mSDtfsCounter, 1260 mSDsluCounter, 3544 mSDsCounter, 0 mSdLazyCounter, 3314 mSolverCounterSat, 235 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1260 SdHoareTripleChecker+Valid, 3834 SdHoareTripleChecker+Invalid, 3549 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 235 IncrementalHoareTripleChecker+Valid, 3314 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:51,142 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1260 Valid, 3834 Invalid, 3549 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [235 Valid, 3314 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:49:51,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6151 states. [2022-02-10 23:49:51,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6151 to 3257. [2022-02-10 23:49:51,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3257 states, 3245 states have (on average 1.952542372881356) internal successors, (6336), 3256 states have internal predecessors, (6336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:51,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3257 states to 3257 states and 6336 transitions. [2022-02-10 23:49:51,196 INFO L78 Accepts]: Start accepts. Automaton has 3257 states and 6336 transitions. Word has length 135 [2022-02-10 23:49:51,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:51,196 INFO L470 AbstractCegarLoop]: Abstraction has 3257 states and 6336 transitions. [2022-02-10 23:49:51,196 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:51,196 INFO L276 IsEmpty]: Start isEmpty. Operand 3257 states and 6336 transitions. [2022-02-10 23:49:51,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:49:51,197 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:51,197 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:51,197 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable193 [2022-02-10 23:49:51,197 INFO L402 AbstractCegarLoop]: === Iteration 195 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:51,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:51,198 INFO L85 PathProgramCache]: Analyzing trace with hash -1577608459, now seen corresponding path program 61 times [2022-02-10 23:49:51,198 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:51,198 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048572711] [2022-02-10 23:49:51,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:51,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:51,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:51,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:51,445 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:51,445 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048572711] [2022-02-10 23:49:51,445 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1048572711] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:51,445 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:51,445 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:51,445 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303419094] [2022-02-10 23:49:51,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:51,445 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:51,445 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:51,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:51,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:51,446 INFO L87 Difference]: Start difference. First operand 3257 states and 6336 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:53,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:53,731 INFO L93 Difference]: Finished difference Result 6171 states and 11911 transitions. [2022-02-10 23:49:53,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:49:53,731 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:49:53,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:53,738 INFO L225 Difference]: With dead ends: 6171 [2022-02-10 23:49:53,738 INFO L226 Difference]: Without dead ends: 6171 [2022-02-10 23:49:53,738 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1345 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=702, Invalid=4128, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:49:53,738 INFO L934 BasicCegarLoop]: 310 mSDtfsCounter, 1235 mSDsluCounter, 3816 mSDsCounter, 0 mSdLazyCounter, 3539 mSolverCounterSat, 249 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1235 SdHoareTripleChecker+Valid, 4123 SdHoareTripleChecker+Invalid, 3788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 249 IncrementalHoareTripleChecker+Valid, 3539 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:53,738 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1235 Valid, 4123 Invalid, 3788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [249 Valid, 3539 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:49:53,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6171 states. [2022-02-10 23:49:53,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6171 to 3251. [2022-02-10 23:49:53,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3251 states, 3239 states have (on average 1.9524544612534733) internal successors, (6324), 3250 states have internal predecessors, (6324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:53,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3251 states to 3251 states and 6324 transitions. [2022-02-10 23:49:53,775 INFO L78 Accepts]: Start accepts. Automaton has 3251 states and 6324 transitions. Word has length 135 [2022-02-10 23:49:53,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:53,775 INFO L470 AbstractCegarLoop]: Abstraction has 3251 states and 6324 transitions. [2022-02-10 23:49:53,775 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:53,775 INFO L276 IsEmpty]: Start isEmpty. Operand 3251 states and 6324 transitions. [2022-02-10 23:49:53,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:49:53,776 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:53,776 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:53,776 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable194 [2022-02-10 23:49:53,776 INFO L402 AbstractCegarLoop]: === Iteration 196 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:53,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:53,776 INFO L85 PathProgramCache]: Analyzing trace with hash 1779952407, now seen corresponding path program 62 times [2022-02-10 23:49:53,776 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:53,777 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255485018] [2022-02-10 23:49:53,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:53,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:53,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:54,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:54,022 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:54,022 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255485018] [2022-02-10 23:49:54,022 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1255485018] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:54,022 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:54,022 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:54,022 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468046711] [2022-02-10 23:49:54,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:54,022 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:54,022 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:54,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:54,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:54,023 INFO L87 Difference]: Start difference. First operand 3251 states and 6324 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:55,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:55,994 INFO L93 Difference]: Finished difference Result 6019 states and 11608 transitions. [2022-02-10 23:49:55,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-10 23:49:55,995 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:49:55,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:56,002 INFO L225 Difference]: With dead ends: 6019 [2022-02-10 23:49:56,002 INFO L226 Difference]: Without dead ends: 6019 [2022-02-10 23:49:56,002 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1257 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=658, Invalid=3898, Unknown=0, NotChecked=0, Total=4556 [2022-02-10 23:49:56,003 INFO L934 BasicCegarLoop]: 258 mSDtfsCounter, 1334 mSDsluCounter, 3357 mSDsCounter, 0 mSdLazyCounter, 2901 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1334 SdHoareTripleChecker+Valid, 3612 SdHoareTripleChecker+Invalid, 3135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 2901 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:56,003 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1334 Valid, 3612 Invalid, 3135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 2901 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:49:56,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6019 states. [2022-02-10 23:49:56,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6019 to 3257. [2022-02-10 23:49:56,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3257 states, 3245 states have (on average 1.952542372881356) internal successors, (6336), 3256 states have internal predecessors, (6336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:56,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3257 states to 3257 states and 6336 transitions. [2022-02-10 23:49:56,037 INFO L78 Accepts]: Start accepts. Automaton has 3257 states and 6336 transitions. Word has length 135 [2022-02-10 23:49:56,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:56,038 INFO L470 AbstractCegarLoop]: Abstraction has 3257 states and 6336 transitions. [2022-02-10 23:49:56,038 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:56,038 INFO L276 IsEmpty]: Start isEmpty. Operand 3257 states and 6336 transitions. [2022-02-10 23:49:56,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:49:56,039 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:56,039 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:56,039 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable195 [2022-02-10 23:49:56,040 INFO L402 AbstractCegarLoop]: === Iteration 197 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:56,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:56,040 INFO L85 PathProgramCache]: Analyzing trace with hash 544072313, now seen corresponding path program 63 times [2022-02-10 23:49:56,040 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:56,040 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819288714] [2022-02-10 23:49:56,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:56,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:56,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:56,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:56,290 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:56,290 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819288714] [2022-02-10 23:49:56,290 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [819288714] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:56,290 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:56,290 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:56,290 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667290583] [2022-02-10 23:49:56,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:56,290 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:56,291 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:56,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:56,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:56,291 INFO L87 Difference]: Start difference. First operand 3257 states and 6336 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:58,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:49:58,402 INFO L93 Difference]: Finished difference Result 6139 states and 11843 transitions. [2022-02-10 23:49:58,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:49:58,403 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:49:58,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:49:58,409 INFO L225 Difference]: With dead ends: 6139 [2022-02-10 23:49:58,409 INFO L226 Difference]: Without dead ends: 6139 [2022-02-10 23:49:58,410 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1353 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=692, Invalid=4138, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:49:58,410 INFO L934 BasicCegarLoop]: 272 mSDtfsCounter, 1175 mSDsluCounter, 3550 mSDsCounter, 0 mSdLazyCounter, 3170 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1175 SdHoareTripleChecker+Valid, 3819 SdHoareTripleChecker+Invalid, 3372 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 3170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:49:58,410 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1175 Valid, 3819 Invalid, 3372 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 3170 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:49:58,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6139 states. [2022-02-10 23:49:58,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6139 to 3255. [2022-02-10 23:49:58,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3255 states, 3243 states have (on average 1.9525131051495528) internal successors, (6332), 3254 states have internal predecessors, (6332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:58,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3255 states to 3255 states and 6332 transitions. [2022-02-10 23:49:58,446 INFO L78 Accepts]: Start accepts. Automaton has 3255 states and 6332 transitions. Word has length 135 [2022-02-10 23:49:58,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:49:58,446 INFO L470 AbstractCegarLoop]: Abstraction has 3255 states and 6332 transitions. [2022-02-10 23:49:58,446 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:49:58,446 INFO L276 IsEmpty]: Start isEmpty. Operand 3255 states and 6332 transitions. [2022-02-10 23:49:58,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:49:58,447 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:49:58,448 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:49:58,448 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable196 [2022-02-10 23:49:58,448 INFO L402 AbstractCegarLoop]: === Iteration 198 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:49:58,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:49:58,448 INFO L85 PathProgramCache]: Analyzing trace with hash -1550065193, now seen corresponding path program 64 times [2022-02-10 23:49:58,448 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:49:58,448 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761274306] [2022-02-10 23:49:58,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:49:58,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:49:58,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:49:58,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:49:58,706 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:49:58,706 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761274306] [2022-02-10 23:49:58,706 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761274306] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:49:58,706 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:49:58,706 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:49:58,706 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765001954] [2022-02-10 23:49:58,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:49:58,706 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:49:58,707 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:49:58,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:49:58,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:49:58,707 INFO L87 Difference]: Start difference. First operand 3255 states and 6332 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:00,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:00,970 INFO L93 Difference]: Finished difference Result 6219 states and 12003 transitions. [2022-02-10 23:50:00,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:50:00,971 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:00,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:00,978 INFO L225 Difference]: With dead ends: 6219 [2022-02-10 23:50:00,978 INFO L226 Difference]: Without dead ends: 6219 [2022-02-10 23:50:00,979 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1358 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=686, Invalid=4144, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:50:00,979 INFO L934 BasicCegarLoop]: 289 mSDtfsCounter, 1319 mSDsluCounter, 3778 mSDsCounter, 0 mSdLazyCounter, 3571 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1319 SdHoareTripleChecker+Valid, 4064 SdHoareTripleChecker+Invalid, 3792 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 3571 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:00,979 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1319 Valid, 4064 Invalid, 3792 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 3571 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:50:01,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6219 states. [2022-02-10 23:50:01,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6219 to 3253. [2022-02-10 23:50:01,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3253 states, 3241 states have (on average 1.9524838012958963) internal successors, (6328), 3252 states have internal predecessors, (6328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:01,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3253 states to 3253 states and 6328 transitions. [2022-02-10 23:50:01,032 INFO L78 Accepts]: Start accepts. Automaton has 3253 states and 6328 transitions. Word has length 135 [2022-02-10 23:50:01,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:01,032 INFO L470 AbstractCegarLoop]: Abstraction has 3253 states and 6328 transitions. [2022-02-10 23:50:01,032 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:01,032 INFO L276 IsEmpty]: Start isEmpty. Operand 3253 states and 6328 transitions. [2022-02-10 23:50:01,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:01,033 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:01,034 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:01,034 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197 [2022-02-10 23:50:01,034 INFO L402 AbstractCegarLoop]: === Iteration 199 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:01,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:01,034 INFO L85 PathProgramCache]: Analyzing trace with hash -1443212167, now seen corresponding path program 65 times [2022-02-10 23:50:01,034 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:01,034 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169909900] [2022-02-10 23:50:01,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:01,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:01,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:01,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:01,279 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:01,279 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169909900] [2022-02-10 23:50:01,279 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [169909900] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:01,279 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:01,279 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:01,279 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642766333] [2022-02-10 23:50:01,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:01,279 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:01,280 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:01,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:01,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:01,280 INFO L87 Difference]: Start difference. First operand 3253 states and 6328 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:03,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:03,547 INFO L93 Difference]: Finished difference Result 6229 states and 12027 transitions. [2022-02-10 23:50:03,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-02-10 23:50:03,547 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:03,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:03,554 INFO L225 Difference]: With dead ends: 6229 [2022-02-10 23:50:03,554 INFO L226 Difference]: Without dead ends: 6229 [2022-02-10 23:50:03,554 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1308 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=663, Invalid=4029, Unknown=0, NotChecked=0, Total=4692 [2022-02-10 23:50:03,555 INFO L934 BasicCegarLoop]: 302 mSDtfsCounter, 1193 mSDsluCounter, 3883 mSDsCounter, 0 mSdLazyCounter, 3624 mSolverCounterSat, 228 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1193 SdHoareTripleChecker+Valid, 4182 SdHoareTripleChecker+Invalid, 3852 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 228 IncrementalHoareTripleChecker+Valid, 3624 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:03,555 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1193 Valid, 4182 Invalid, 3852 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [228 Valid, 3624 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:50:03,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6229 states. [2022-02-10 23:50:03,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6229 to 3231. [2022-02-10 23:50:03,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3231 states, 3219 states have (on average 1.9521590556073314) internal successors, (6284), 3230 states have internal predecessors, (6284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:03,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3231 states to 3231 states and 6284 transitions. [2022-02-10 23:50:03,597 INFO L78 Accepts]: Start accepts. Automaton has 3231 states and 6284 transitions. Word has length 135 [2022-02-10 23:50:03,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:03,597 INFO L470 AbstractCegarLoop]: Abstraction has 3231 states and 6284 transitions. [2022-02-10 23:50:03,597 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:03,597 INFO L276 IsEmpty]: Start isEmpty. Operand 3231 states and 6284 transitions. [2022-02-10 23:50:03,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:03,598 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:03,598 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:03,598 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable198 [2022-02-10 23:50:03,598 INFO L402 AbstractCegarLoop]: === Iteration 200 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:03,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:03,598 INFO L85 PathProgramCache]: Analyzing trace with hash 405731697, now seen corresponding path program 66 times [2022-02-10 23:50:03,599 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:03,599 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176783999] [2022-02-10 23:50:03,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:03,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:03,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:03,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:03,863 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:03,863 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176783999] [2022-02-10 23:50:03,863 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1176783999] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:03,863 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:03,863 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:03,863 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485154299] [2022-02-10 23:50:03,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:03,864 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:03,864 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:03,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:03,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:03,864 INFO L87 Difference]: Start difference. First operand 3231 states and 6284 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:05,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:05,234 INFO L93 Difference]: Finished difference Result 4237 states and 8183 transitions. [2022-02-10 23:50:05,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-02-10 23:50:05,239 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:05,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:05,245 INFO L225 Difference]: With dead ends: 4237 [2022-02-10 23:50:05,246 INFO L226 Difference]: Without dead ends: 4237 [2022-02-10 23:50:05,246 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 882 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=544, Invalid=2996, Unknown=0, NotChecked=0, Total=3540 [2022-02-10 23:50:05,246 INFO L934 BasicCegarLoop]: 241 mSDtfsCounter, 1139 mSDsluCounter, 2416 mSDsCounter, 0 mSdLazyCounter, 1620 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1139 SdHoareTripleChecker+Valid, 2654 SdHoareTripleChecker+Invalid, 1827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 1620 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:05,246 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1139 Valid, 2654 Invalid, 1827 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 1620 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:50:05,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4237 states. [2022-02-10 23:50:05,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4237 to 3239. [2022-02-10 23:50:05,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3239 states, 3227 states have (on average 1.9522776572668112) internal successors, (6300), 3238 states have internal predecessors, (6300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:05,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3239 states to 3239 states and 6300 transitions. [2022-02-10 23:50:05,286 INFO L78 Accepts]: Start accepts. Automaton has 3239 states and 6300 transitions. Word has length 135 [2022-02-10 23:50:05,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:05,286 INFO L470 AbstractCegarLoop]: Abstraction has 3239 states and 6300 transitions. [2022-02-10 23:50:05,286 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:05,286 INFO L276 IsEmpty]: Start isEmpty. Operand 3239 states and 6300 transitions. [2022-02-10 23:50:05,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:05,288 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:05,288 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:05,288 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable199 [2022-02-10 23:50:05,288 INFO L402 AbstractCegarLoop]: === Iteration 201 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:05,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:05,288 INFO L85 PathProgramCache]: Analyzing trace with hash 2014582739, now seen corresponding path program 67 times [2022-02-10 23:50:05,288 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:05,288 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162048462] [2022-02-10 23:50:05,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:05,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:05,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:05,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:05,552 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:05,553 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162048462] [2022-02-10 23:50:05,553 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [162048462] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:05,553 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:05,553 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:05,553 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019006285] [2022-02-10 23:50:05,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:05,553 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:05,553 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:05,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:05,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:05,554 INFO L87 Difference]: Start difference. First operand 3239 states and 6300 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:07,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:07,049 INFO L93 Difference]: Finished difference Result 4320 states and 8345 transitions. [2022-02-10 23:50:07,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-02-10 23:50:07,050 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:07,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:07,055 INFO L225 Difference]: With dead ends: 4320 [2022-02-10 23:50:07,055 INFO L226 Difference]: Without dead ends: 4320 [2022-02-10 23:50:07,055 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1015 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=586, Invalid=3320, Unknown=0, NotChecked=0, Total=3906 [2022-02-10 23:50:07,055 INFO L934 BasicCegarLoop]: 240 mSDtfsCounter, 1228 mSDsluCounter, 2598 mSDsCounter, 0 mSdLazyCounter, 1783 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1228 SdHoareTripleChecker+Valid, 2835 SdHoareTripleChecker+Invalid, 2024 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 1783 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:07,055 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1228 Valid, 2835 Invalid, 2024 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 1783 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:50:07,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4320 states. [2022-02-10 23:50:07,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4320 to 3241. [2022-02-10 23:50:07,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3241 states, 3229 states have (on average 1.9523072158563022) internal successors, (6304), 3240 states have internal predecessors, (6304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:07,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3241 states to 3241 states and 6304 transitions. [2022-02-10 23:50:07,086 INFO L78 Accepts]: Start accepts. Automaton has 3241 states and 6304 transitions. Word has length 135 [2022-02-10 23:50:07,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:07,086 INFO L470 AbstractCegarLoop]: Abstraction has 3241 states and 6304 transitions. [2022-02-10 23:50:07,086 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:07,086 INFO L276 IsEmpty]: Start isEmpty. Operand 3241 states and 6304 transitions. [2022-02-10 23:50:07,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:07,087 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:07,087 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:07,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable200 [2022-02-10 23:50:07,088 INFO L402 AbstractCegarLoop]: === Iteration 202 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:07,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:07,088 INFO L85 PathProgramCache]: Analyzing trace with hash 778702645, now seen corresponding path program 68 times [2022-02-10 23:50:07,088 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:07,088 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436232143] [2022-02-10 23:50:07,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:07,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:07,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:07,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:07,347 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:07,347 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436232143] [2022-02-10 23:50:07,347 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436232143] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:07,347 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:07,347 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:07,347 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896460734] [2022-02-10 23:50:07,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:07,347 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:07,347 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:07,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:07,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:07,348 INFO L87 Difference]: Start difference. First operand 3241 states and 6304 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:09,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:09,027 INFO L93 Difference]: Finished difference Result 4359 states and 8422 transitions. [2022-02-10 23:50:09,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-02-10 23:50:09,027 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:09,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:09,032 INFO L225 Difference]: With dead ends: 4359 [2022-02-10 23:50:09,032 INFO L226 Difference]: Without dead ends: 4359 [2022-02-10 23:50:09,032 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1059 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=600, Invalid=3432, Unknown=0, NotChecked=0, Total=4032 [2022-02-10 23:50:09,032 INFO L934 BasicCegarLoop]: 254 mSDtfsCounter, 985 mSDsluCounter, 3146 mSDsCounter, 0 mSdLazyCounter, 2273 mSolverCounterSat, 222 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 985 SdHoareTripleChecker+Valid, 3397 SdHoareTripleChecker+Invalid, 2495 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 222 IncrementalHoareTripleChecker+Valid, 2273 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:09,033 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [985 Valid, 3397 Invalid, 2495 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [222 Valid, 2273 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:50:09,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4359 states. [2022-02-10 23:50:09,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4359 to 3235. [2022-02-10 23:50:09,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3235 states, 3223 states have (on average 1.9522184300341296) internal successors, (6292), 3234 states have internal predecessors, (6292), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:09,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3235 states to 3235 states and 6292 transitions. [2022-02-10 23:50:09,061 INFO L78 Accepts]: Start accepts. Automaton has 3235 states and 6292 transitions. Word has length 135 [2022-02-10 23:50:09,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:09,061 INFO L470 AbstractCegarLoop]: Abstraction has 3235 states and 6292 transitions. [2022-02-10 23:50:09,061 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:09,061 INFO L276 IsEmpty]: Start isEmpty. Operand 3235 states and 6292 transitions. [2022-02-10 23:50:09,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:09,062 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:09,062 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:09,062 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable201 [2022-02-10 23:50:09,062 INFO L402 AbstractCegarLoop]: === Iteration 203 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:09,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:09,063 INFO L85 PathProgramCache]: Analyzing trace with hash -427872207, now seen corresponding path program 69 times [2022-02-10 23:50:09,063 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:09,063 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720694826] [2022-02-10 23:50:09,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:09,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:09,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:09,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:09,317 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:09,317 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1720694826] [2022-02-10 23:50:09,317 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1720694826] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:09,317 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:09,317 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:09,317 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736406588] [2022-02-10 23:50:09,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:09,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:09,318 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:09,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:09,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:09,318 INFO L87 Difference]: Start difference. First operand 3235 states and 6292 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:10,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:10,935 INFO L93 Difference]: Finished difference Result 4301 states and 8307 transitions. [2022-02-10 23:50:10,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-02-10 23:50:10,935 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:10,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:10,940 INFO L225 Difference]: With dead ends: 4301 [2022-02-10 23:50:10,940 INFO L226 Difference]: Without dead ends: 4301 [2022-02-10 23:50:10,941 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 988 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=550, Invalid=3232, Unknown=0, NotChecked=0, Total=3782 [2022-02-10 23:50:10,941 INFO L934 BasicCegarLoop]: 240 mSDtfsCounter, 1077 mSDsluCounter, 3060 mSDsCounter, 0 mSdLazyCounter, 2204 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1077 SdHoareTripleChecker+Valid, 3297 SdHoareTripleChecker+Invalid, 2400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 2204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:10,941 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1077 Valid, 3297 Invalid, 2400 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 2204 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:50:10,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4301 states. [2022-02-10 23:50:10,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4301 to 3239. [2022-02-10 23:50:10,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3239 states, 3227 states have (on average 1.9522776572668112) internal successors, (6300), 3238 states have internal predecessors, (6300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:10,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3239 states to 3239 states and 6300 transitions. [2022-02-10 23:50:10,973 INFO L78 Accepts]: Start accepts. Automaton has 3239 states and 6300 transitions. Word has length 135 [2022-02-10 23:50:10,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:10,973 INFO L470 AbstractCegarLoop]: Abstraction has 3239 states and 6300 transitions. [2022-02-10 23:50:10,973 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:10,973 INFO L276 IsEmpty]: Start isEmpty. Operand 3239 states and 6300 transitions. [2022-02-10 23:50:10,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:10,974 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:10,974 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:10,974 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable202 [2022-02-10 23:50:10,974 INFO L402 AbstractCegarLoop]: === Iteration 204 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:10,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:10,974 INFO L85 PathProgramCache]: Analyzing trace with hash -1663752301, now seen corresponding path program 70 times [2022-02-10 23:50:10,974 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:10,975 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809702101] [2022-02-10 23:50:10,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:10,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:11,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:11,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:11,225 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:11,225 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809702101] [2022-02-10 23:50:11,225 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1809702101] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:11,225 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:11,225 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:11,225 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770438314] [2022-02-10 23:50:11,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:11,225 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:11,225 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:11,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:11,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=335, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:11,226 INFO L87 Difference]: Start difference. First operand 3239 states and 6300 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:12,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:12,931 INFO L93 Difference]: Finished difference Result 4421 states and 8542 transitions. [2022-02-10 23:50:12,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-02-10 23:50:12,931 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:12,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:12,936 INFO L225 Difference]: With dead ends: 4421 [2022-02-10 23:50:12,936 INFO L226 Difference]: Without dead ends: 4421 [2022-02-10 23:50:12,937 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1077 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=580, Invalid=3452, Unknown=0, NotChecked=0, Total=4032 [2022-02-10 23:50:12,937 INFO L934 BasicCegarLoop]: 254 mSDtfsCounter, 992 mSDsluCounter, 3111 mSDsCounter, 0 mSdLazyCounter, 2299 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 992 SdHoareTripleChecker+Valid, 3362 SdHoareTripleChecker+Invalid, 2516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 2299 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:12,937 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [992 Valid, 3362 Invalid, 2516 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 2299 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:50:12,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4421 states. [2022-02-10 23:50:12,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4421 to 3237. [2022-02-10 23:50:12,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3237 states, 3225 states have (on average 1.9522480620155038) internal successors, (6296), 3236 states have internal predecessors, (6296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:12,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3237 states to 3237 states and 6296 transitions. [2022-02-10 23:50:12,966 INFO L78 Accepts]: Start accepts. Automaton has 3237 states and 6296 transitions. Word has length 135 [2022-02-10 23:50:12,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:12,966 INFO L470 AbstractCegarLoop]: Abstraction has 3237 states and 6296 transitions. [2022-02-10 23:50:12,966 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:12,966 INFO L276 IsEmpty]: Start isEmpty. Operand 3237 states and 6296 transitions. [2022-02-10 23:50:12,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:12,967 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:12,967 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:12,968 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable203 [2022-02-10 23:50:12,968 INFO L402 AbstractCegarLoop]: === Iteration 205 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:12,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:12,968 INFO L85 PathProgramCache]: Analyzing trace with hash 537077489, now seen corresponding path program 71 times [2022-02-10 23:50:12,968 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:12,968 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582515211] [2022-02-10 23:50:12,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:12,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:12,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:13,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:13,215 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:13,215 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582515211] [2022-02-10 23:50:13,215 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [582515211] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:13,215 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:13,215 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:13,216 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713948996] [2022-02-10 23:50:13,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:13,216 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:13,216 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:13,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:13,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:13,216 INFO L87 Difference]: Start difference. First operand 3237 states and 6296 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:14,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:14,910 INFO L93 Difference]: Finished difference Result 4441 states and 8586 transitions. [2022-02-10 23:50:14,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-02-10 23:50:14,911 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:14,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:14,916 INFO L225 Difference]: With dead ends: 4441 [2022-02-10 23:50:14,916 INFO L226 Difference]: Without dead ends: 4441 [2022-02-10 23:50:14,916 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1033 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=558, Invalid=3348, Unknown=0, NotChecked=0, Total=3906 [2022-02-10 23:50:14,916 INFO L934 BasicCegarLoop]: 269 mSDtfsCounter, 1090 mSDsluCounter, 3003 mSDsCounter, 0 mSdLazyCounter, 2405 mSolverCounterSat, 205 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1090 SdHoareTripleChecker+Valid, 3269 SdHoareTripleChecker+Invalid, 2610 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 205 IncrementalHoareTripleChecker+Valid, 2405 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:14,916 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1090 Valid, 3269 Invalid, 2610 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [205 Valid, 2405 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:50:14,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4441 states. [2022-02-10 23:50:14,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4441 to 3231. [2022-02-10 23:50:14,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3231 states, 3219 states have (on average 1.9521590556073314) internal successors, (6284), 3230 states have internal predecessors, (6284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:14,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3231 states to 3231 states and 6284 transitions. [2022-02-10 23:50:14,945 INFO L78 Accepts]: Start accepts. Automaton has 3231 states and 6284 transitions. Word has length 135 [2022-02-10 23:50:14,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:14,946 INFO L470 AbstractCegarLoop]: Abstraction has 3231 states and 6284 transitions. [2022-02-10 23:50:14,946 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:14,946 INFO L276 IsEmpty]: Start isEmpty. Operand 3231 states and 6284 transitions. [2022-02-10 23:50:14,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:14,947 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:14,947 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:14,947 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable204 [2022-02-10 23:50:14,947 INFO L402 AbstractCegarLoop]: === Iteration 206 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:14,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:14,947 INFO L85 PathProgramCache]: Analyzing trace with hash -1472521773, now seen corresponding path program 72 times [2022-02-10 23:50:14,947 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:14,947 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683803063] [2022-02-10 23:50:14,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:14,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:14,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:15,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:15,201 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:15,201 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683803063] [2022-02-10 23:50:15,201 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1683803063] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:15,201 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:15,201 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:15,201 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386295386] [2022-02-10 23:50:15,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:15,202 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:15,202 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:15,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:15,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:15,202 INFO L87 Difference]: Start difference. First operand 3231 states and 6284 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:16,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:16,659 INFO L93 Difference]: Finished difference Result 4235 states and 8181 transitions. [2022-02-10 23:50:16,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-02-10 23:50:16,659 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:16,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:16,665 INFO L225 Difference]: With dead ends: 4235 [2022-02-10 23:50:16,665 INFO L226 Difference]: Without dead ends: 4235 [2022-02-10 23:50:16,666 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 908 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=500, Invalid=3040, Unknown=0, NotChecked=0, Total=3540 [2022-02-10 23:50:16,666 INFO L934 BasicCegarLoop]: 236 mSDtfsCounter, 936 mSDsluCounter, 2723 mSDsCounter, 0 mSdLazyCounter, 1979 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 936 SdHoareTripleChecker+Valid, 2956 SdHoareTripleChecker+Invalid, 2160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1979 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:16,666 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [936 Valid, 2956 Invalid, 2160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1979 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:50:16,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4235 states. [2022-02-10 23:50:16,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4235 to 3235. [2022-02-10 23:50:16,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3235 states, 3223 states have (on average 1.9522184300341296) internal successors, (6292), 3234 states have internal predecessors, (6292), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:16,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3235 states to 3235 states and 6292 transitions. [2022-02-10 23:50:16,697 INFO L78 Accepts]: Start accepts. Automaton has 3235 states and 6292 transitions. Word has length 135 [2022-02-10 23:50:16,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:16,697 INFO L470 AbstractCegarLoop]: Abstraction has 3235 states and 6292 transitions. [2022-02-10 23:50:16,698 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:16,698 INFO L276 IsEmpty]: Start isEmpty. Operand 3235 states and 6292 transitions. [2022-02-10 23:50:16,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:16,699 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:16,699 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:16,699 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable205 [2022-02-10 23:50:16,699 INFO L402 AbstractCegarLoop]: === Iteration 207 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:16,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:16,700 INFO L85 PathProgramCache]: Analyzing trace with hash 1586565429, now seen corresponding path program 73 times [2022-02-10 23:50:16,700 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:16,700 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640401115] [2022-02-10 23:50:16,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:16,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:16,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:16,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:16,990 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:16,991 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1640401115] [2022-02-10 23:50:16,991 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1640401115] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:16,991 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:16,991 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:16,991 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255533143] [2022-02-10 23:50:16,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:16,991 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:16,991 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:16,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:16,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:16,992 INFO L87 Difference]: Start difference. First operand 3235 states and 6292 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:18,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:18,519 INFO L93 Difference]: Finished difference Result 4355 states and 8416 transitions. [2022-02-10 23:50:18,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-02-10 23:50:18,520 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:18,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:18,525 INFO L225 Difference]: With dead ends: 4355 [2022-02-10 23:50:18,525 INFO L226 Difference]: Without dead ends: 4355 [2022-02-10 23:50:18,525 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 993 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=527, Invalid=3255, Unknown=0, NotChecked=0, Total=3782 [2022-02-10 23:50:18,525 INFO L934 BasicCegarLoop]: 250 mSDtfsCounter, 1124 mSDsluCounter, 2684 mSDsCounter, 0 mSdLazyCounter, 2023 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1124 SdHoareTripleChecker+Valid, 2931 SdHoareTripleChecker+Invalid, 2252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 2023 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:18,525 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1124 Valid, 2931 Invalid, 2252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 2023 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:50:18,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4355 states. [2022-02-10 23:50:18,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4355 to 3233. [2022-02-10 23:50:18,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3233 states, 3221 states have (on average 1.9521887612542688) internal successors, (6288), 3232 states have internal predecessors, (6288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:18,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3233 states to 3233 states and 6288 transitions. [2022-02-10 23:50:18,555 INFO L78 Accepts]: Start accepts. Automaton has 3233 states and 6288 transitions. Word has length 135 [2022-02-10 23:50:18,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:18,555 INFO L470 AbstractCegarLoop]: Abstraction has 3233 states and 6288 transitions. [2022-02-10 23:50:18,555 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:18,555 INFO L276 IsEmpty]: Start isEmpty. Operand 3233 states and 6288 transitions. [2022-02-10 23:50:18,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:18,556 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:18,556 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:18,556 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable206 [2022-02-10 23:50:18,557 INFO L402 AbstractCegarLoop]: === Iteration 208 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:18,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:18,557 INFO L85 PathProgramCache]: Analyzing trace with hash -507572077, now seen corresponding path program 74 times [2022-02-10 23:50:18,557 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:18,557 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162013145] [2022-02-10 23:50:18,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:18,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:18,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:18,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:18,808 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:18,808 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162013145] [2022-02-10 23:50:18,808 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1162013145] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:18,808 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:18,808 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:18,808 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507929927] [2022-02-10 23:50:18,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:18,809 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:18,809 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:18,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:18,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:18,809 INFO L87 Difference]: Start difference. First operand 3233 states and 6288 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:20,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:20,513 INFO L93 Difference]: Finished difference Result 4435 states and 8576 transitions. [2022-02-10 23:50:20,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-02-10 23:50:20,514 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:20,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:20,519 INFO L225 Difference]: With dead ends: 4435 [2022-02-10 23:50:20,519 INFO L226 Difference]: Without dead ends: 4435 [2022-02-10 23:50:20,519 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 999 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=521, Invalid=3261, Unknown=0, NotChecked=0, Total=3782 [2022-02-10 23:50:20,519 INFO L934 BasicCegarLoop]: 265 mSDtfsCounter, 1016 mSDsluCounter, 3182 mSDsCounter, 0 mSdLazyCounter, 2560 mSolverCounterSat, 193 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1016 SdHoareTripleChecker+Valid, 3444 SdHoareTripleChecker+Invalid, 2753 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 193 IncrementalHoareTripleChecker+Valid, 2560 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:20,519 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1016 Valid, 3444 Invalid, 2753 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [193 Valid, 2560 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:50:20,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4435 states. [2022-02-10 23:50:20,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4435 to 3231. [2022-02-10 23:50:20,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3231 states, 3219 states have (on average 1.9521590556073314) internal successors, (6284), 3230 states have internal predecessors, (6284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:20,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3231 states to 3231 states and 6284 transitions. [2022-02-10 23:50:20,556 INFO L78 Accepts]: Start accepts. Automaton has 3231 states and 6284 transitions. Word has length 135 [2022-02-10 23:50:20,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:20,556 INFO L470 AbstractCegarLoop]: Abstraction has 3231 states and 6284 transitions. [2022-02-10 23:50:20,556 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:20,556 INFO L276 IsEmpty]: Start isEmpty. Operand 3231 states and 6284 transitions. [2022-02-10 23:50:20,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:20,557 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:20,557 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:20,557 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable207 [2022-02-10 23:50:20,557 INFO L402 AbstractCegarLoop]: === Iteration 209 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:20,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:20,558 INFO L85 PathProgramCache]: Analyzing trace with hash -400719051, now seen corresponding path program 75 times [2022-02-10 23:50:20,558 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:20,558 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767291400] [2022-02-10 23:50:20,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:20,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:20,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:20,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:20,848 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:20,849 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767291400] [2022-02-10 23:50:20,849 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [767291400] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:20,849 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:20,849 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:20,849 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146807510] [2022-02-10 23:50:20,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:20,849 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:20,849 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:20,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:20,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:20,850 INFO L87 Difference]: Start difference. First operand 3231 states and 6284 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:22,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:22,640 INFO L93 Difference]: Finished difference Result 4572 states and 8854 transitions. [2022-02-10 23:50:22,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-02-10 23:50:22,640 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:22,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:22,645 INFO L225 Difference]: With dead ends: 4572 [2022-02-10 23:50:22,645 INFO L226 Difference]: Without dead ends: 4572 [2022-02-10 23:50:22,646 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 954 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=501, Invalid=3159, Unknown=0, NotChecked=0, Total=3660 [2022-02-10 23:50:22,646 INFO L934 BasicCegarLoop]: 277 mSDtfsCounter, 1034 mSDsluCounter, 3360 mSDsCounter, 0 mSdLazyCounter, 2805 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1034 SdHoareTripleChecker+Valid, 3634 SdHoareTripleChecker+Invalid, 3016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 2805 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:22,646 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1034 Valid, 3634 Invalid, 3016 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 2805 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:50:22,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4572 states. [2022-02-10 23:50:22,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4572 to 3217. [2022-02-10 23:50:22,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3217 states, 3205 states have (on average 1.95195007800312) internal successors, (6256), 3216 states have internal predecessors, (6256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:22,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3217 states to 3217 states and 6256 transitions. [2022-02-10 23:50:22,677 INFO L78 Accepts]: Start accepts. Automaton has 3217 states and 6256 transitions. Word has length 135 [2022-02-10 23:50:22,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:22,677 INFO L470 AbstractCegarLoop]: Abstraction has 3217 states and 6256 transitions. [2022-02-10 23:50:22,677 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:22,677 INFO L276 IsEmpty]: Start isEmpty. Operand 3217 states and 6256 transitions. [2022-02-10 23:50:22,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:22,678 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:22,678 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:22,678 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208 [2022-02-10 23:50:22,678 INFO L402 AbstractCegarLoop]: === Iteration 210 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:22,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:22,679 INFO L85 PathProgramCache]: Analyzing trace with hash 598910399, now seen corresponding path program 76 times [2022-02-10 23:50:22,679 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:22,679 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816480472] [2022-02-10 23:50:22,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:22,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:22,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:22,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:22,945 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:22,945 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816480472] [2022-02-10 23:50:22,945 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [816480472] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:22,945 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:22,945 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:22,945 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107481018] [2022-02-10 23:50:22,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:22,945 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:22,945 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:22,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:22,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:22,946 INFO L87 Difference]: Start difference. First operand 3217 states and 6256 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:24,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:24,304 INFO L93 Difference]: Finished difference Result 4222 states and 8153 transitions. [2022-02-10 23:50:24,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-02-10 23:50:24,304 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:24,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:24,310 INFO L225 Difference]: With dead ends: 4222 [2022-02-10 23:50:24,310 INFO L226 Difference]: Without dead ends: 4222 [2022-02-10 23:50:24,311 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 746 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=463, Invalid=2617, Unknown=0, NotChecked=0, Total=3080 [2022-02-10 23:50:24,311 INFO L934 BasicCegarLoop]: 237 mSDtfsCounter, 971 mSDsluCounter, 2696 mSDsCounter, 0 mSdLazyCounter, 1803 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 971 SdHoareTripleChecker+Valid, 2930 SdHoareTripleChecker+Invalid, 1940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 1803 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:24,311 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [971 Valid, 2930 Invalid, 1940 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1803 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:50:24,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4222 states. [2022-02-10 23:50:24,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4222 to 3222. [2022-02-10 23:50:24,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3222 states, 3210 states have (on average 1.95202492211838) internal successors, (6266), 3221 states have internal predecessors, (6266), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:24,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 3222 states and 6266 transitions. [2022-02-10 23:50:24,343 INFO L78 Accepts]: Start accepts. Automaton has 3222 states and 6266 transitions. Word has length 135 [2022-02-10 23:50:24,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:24,344 INFO L470 AbstractCegarLoop]: Abstraction has 3222 states and 6266 transitions. [2022-02-10 23:50:24,344 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:24,344 INFO L276 IsEmpty]: Start isEmpty. Operand 3222 states and 6266 transitions. [2022-02-10 23:50:24,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:24,345 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:24,345 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:24,345 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209 [2022-02-10 23:50:24,345 INFO L402 AbstractCegarLoop]: === Iteration 211 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:24,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:24,345 INFO L85 PathProgramCache]: Analyzing trace with hash -2087205855, now seen corresponding path program 77 times [2022-02-10 23:50:24,345 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:24,345 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666099333] [2022-02-10 23:50:24,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:24,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:24,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:24,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:24,615 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:24,615 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666099333] [2022-02-10 23:50:24,615 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [666099333] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:24,615 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:24,615 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:24,615 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696232273] [2022-02-10 23:50:24,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:24,615 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:24,615 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:24,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:24,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:24,616 INFO L87 Difference]: Start difference. First operand 3222 states and 6266 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:26,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:26,069 INFO L93 Difference]: Finished difference Result 4239 states and 8189 transitions. [2022-02-10 23:50:26,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-02-10 23:50:26,069 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:26,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:26,074 INFO L225 Difference]: With dead ends: 4239 [2022-02-10 23:50:26,074 INFO L226 Difference]: Without dead ends: 4239 [2022-02-10 23:50:26,075 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 826 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=479, Invalid=2827, Unknown=0, NotChecked=0, Total=3306 [2022-02-10 23:50:26,075 INFO L934 BasicCegarLoop]: 236 mSDtfsCounter, 960 mSDsluCounter, 2872 mSDsCounter, 0 mSdLazyCounter, 1977 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 960 SdHoareTripleChecker+Valid, 3105 SdHoareTripleChecker+Invalid, 2113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1977 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:26,075 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [960 Valid, 3105 Invalid, 2113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1977 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:50:26,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4239 states. [2022-02-10 23:50:26,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4239 to 3224. [2022-02-10 23:50:26,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3224 states, 3212 states have (on average 1.952054794520548) internal successors, (6270), 3223 states have internal predecessors, (6270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:26,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3224 states to 3224 states and 6270 transitions. [2022-02-10 23:50:26,107 INFO L78 Accepts]: Start accepts. Automaton has 3224 states and 6270 transitions. Word has length 135 [2022-02-10 23:50:26,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:26,108 INFO L470 AbstractCegarLoop]: Abstraction has 3224 states and 6270 transitions. [2022-02-10 23:50:26,108 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:26,108 INFO L276 IsEmpty]: Start isEmpty. Operand 3224 states and 6270 transitions. [2022-02-10 23:50:26,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:26,109 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:26,109 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:26,109 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable210 [2022-02-10 23:50:26,109 INFO L402 AbstractCegarLoop]: === Iteration 212 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:26,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:26,109 INFO L85 PathProgramCache]: Analyzing trace with hash 971881347, now seen corresponding path program 78 times [2022-02-10 23:50:26,109 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:26,109 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814381632] [2022-02-10 23:50:26,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:26,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:26,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:26,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:26,373 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:26,373 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814381632] [2022-02-10 23:50:26,373 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [814381632] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:26,373 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:26,373 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:26,373 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345837120] [2022-02-10 23:50:26,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:26,374 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:26,374 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:26,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:26,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:26,374 INFO L87 Difference]: Start difference. First operand 3224 states and 6270 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:27,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:27,823 INFO L93 Difference]: Finished difference Result 4278 states and 8266 transitions. [2022-02-10 23:50:27,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-02-10 23:50:27,823 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:27,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:27,828 INFO L225 Difference]: With dead ends: 4278 [2022-02-10 23:50:27,828 INFO L226 Difference]: Without dead ends: 4278 [2022-02-10 23:50:27,828 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 866 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=486, Invalid=2936, Unknown=0, NotChecked=0, Total=3422 [2022-02-10 23:50:27,828 INFO L934 BasicCegarLoop]: 250 mSDtfsCounter, 879 mSDsluCounter, 2702 mSDsCounter, 0 mSdLazyCounter, 1893 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 879 SdHoareTripleChecker+Valid, 2949 SdHoareTripleChecker+Invalid, 2055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 1893 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:27,829 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [879 Valid, 2949 Invalid, 2055 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 1893 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:50:27,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4278 states. [2022-02-10 23:50:27,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4278 to 3218. [2022-02-10 23:50:27,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3218 states, 3206 states have (on average 1.9519650655021834) internal successors, (6258), 3217 states have internal predecessors, (6258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:27,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 3218 states and 6258 transitions. [2022-02-10 23:50:27,857 INFO L78 Accepts]: Start accepts. Automaton has 3218 states and 6258 transitions. Word has length 135 [2022-02-10 23:50:27,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:27,858 INFO L470 AbstractCegarLoop]: Abstraction has 3218 states and 6258 transitions. [2022-02-10 23:50:27,858 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:27,858 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 6258 transitions. [2022-02-10 23:50:27,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:27,859 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:27,859 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:27,859 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable211 [2022-02-10 23:50:27,859 INFO L402 AbstractCegarLoop]: === Iteration 213 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:27,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:27,859 INFO L85 PathProgramCache]: Analyzing trace with hash 650765335, now seen corresponding path program 79 times [2022-02-10 23:50:27,859 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:27,859 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300772733] [2022-02-10 23:50:27,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:27,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:27,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:28,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:28,125 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:28,125 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300772733] [2022-02-10 23:50:28,125 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [300772733] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:28,125 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:28,125 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:28,125 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380131666] [2022-02-10 23:50:28,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:28,125 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:28,125 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:28,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:28,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:28,126 INFO L87 Difference]: Start difference. First operand 3218 states and 6258 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:29,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:29,570 INFO L93 Difference]: Finished difference Result 4213 states and 8135 transitions. [2022-02-10 23:50:29,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-02-10 23:50:29,570 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:29,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:29,575 INFO L225 Difference]: With dead ends: 4213 [2022-02-10 23:50:29,575 INFO L226 Difference]: Without dead ends: 4213 [2022-02-10 23:50:29,575 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 820 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=499, Invalid=2807, Unknown=0, NotChecked=0, Total=3306 [2022-02-10 23:50:29,575 INFO L934 BasicCegarLoop]: 235 mSDtfsCounter, 1081 mSDsluCounter, 2639 mSDsCounter, 0 mSdLazyCounter, 1877 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1081 SdHoareTripleChecker+Valid, 2871 SdHoareTripleChecker+Invalid, 2054 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 1877 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:29,576 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1081 Valid, 2871 Invalid, 2054 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 1877 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:50:29,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4213 states. [2022-02-10 23:50:29,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4213 to 3218. [2022-02-10 23:50:29,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3218 states, 3206 states have (on average 1.9519650655021834) internal successors, (6258), 3217 states have internal predecessors, (6258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:29,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 3218 states and 6258 transitions. [2022-02-10 23:50:29,605 INFO L78 Accepts]: Start accepts. Automaton has 3218 states and 6258 transitions. Word has length 135 [2022-02-10 23:50:29,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:29,605 INFO L470 AbstractCegarLoop]: Abstraction has 3218 states and 6258 transitions. [2022-02-10 23:50:29,605 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:29,605 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 6258 transitions. [2022-02-10 23:50:29,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:29,606 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:29,606 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:29,606 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable212 [2022-02-10 23:50:29,606 INFO L402 AbstractCegarLoop]: === Iteration 214 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:29,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:29,606 INFO L85 PathProgramCache]: Analyzing trace with hash -2035350919, now seen corresponding path program 80 times [2022-02-10 23:50:29,606 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:29,606 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163446809] [2022-02-10 23:50:29,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:29,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:29,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:29,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:29,865 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:29,865 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163446809] [2022-02-10 23:50:29,865 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163446809] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:29,865 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:29,865 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:29,865 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067724500] [2022-02-10 23:50:29,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:29,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:29,866 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:29,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:29,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:29,866 INFO L87 Difference]: Start difference. First operand 3218 states and 6258 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:31,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:31,244 INFO L93 Difference]: Finished difference Result 4296 states and 8297 transitions. [2022-02-10 23:50:31,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-02-10 23:50:31,245 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:31,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:31,250 INFO L225 Difference]: With dead ends: 4296 [2022-02-10 23:50:31,250 INFO L226 Difference]: Without dead ends: 4296 [2022-02-10 23:50:31,250 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 950 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=536, Invalid=3124, Unknown=0, NotChecked=0, Total=3660 [2022-02-10 23:50:31,250 INFO L934 BasicCegarLoop]: 234 mSDtfsCounter, 966 mSDsluCounter, 2412 mSDsCounter, 0 mSdLazyCounter, 1639 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 966 SdHoareTripleChecker+Valid, 2643 SdHoareTripleChecker+Invalid, 1817 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 1639 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:31,250 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [966 Valid, 2643 Invalid, 1817 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 1639 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:50:31,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4296 states. [2022-02-10 23:50:31,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4296 to 3220. [2022-02-10 23:50:31,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3220 states, 3208 states have (on average 1.951995012468828) internal successors, (6262), 3219 states have internal predecessors, (6262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:31,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 3220 states and 6262 transitions. [2022-02-10 23:50:31,278 INFO L78 Accepts]: Start accepts. Automaton has 3220 states and 6262 transitions. Word has length 135 [2022-02-10 23:50:31,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:31,278 INFO L470 AbstractCegarLoop]: Abstraction has 3220 states and 6262 transitions. [2022-02-10 23:50:31,278 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:31,278 INFO L276 IsEmpty]: Start isEmpty. Operand 3220 states and 6262 transitions. [2022-02-10 23:50:31,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:31,279 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:31,279 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:31,279 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable213 [2022-02-10 23:50:31,279 INFO L402 AbstractCegarLoop]: === Iteration 215 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:31,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:31,280 INFO L85 PathProgramCache]: Analyzing trace with hash 1023736283, now seen corresponding path program 81 times [2022-02-10 23:50:31,280 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:31,280 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632497163] [2022-02-10 23:50:31,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:31,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:31,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:31,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:31,533 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:31,533 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632497163] [2022-02-10 23:50:31,533 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1632497163] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:31,533 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:31,533 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:31,533 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791419260] [2022-02-10 23:50:31,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:31,533 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:31,534 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:31,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:31,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:31,534 INFO L87 Difference]: Start difference. First operand 3220 states and 6262 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:33,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:33,189 INFO L93 Difference]: Finished difference Result 4335 states and 8374 transitions. [2022-02-10 23:50:33,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-02-10 23:50:33,189 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:33,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:33,194 INFO L225 Difference]: With dead ends: 4335 [2022-02-10 23:50:33,194 INFO L226 Difference]: Without dead ends: 4335 [2022-02-10 23:50:33,194 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 993 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=547, Invalid=3235, Unknown=0, NotChecked=0, Total=3782 [2022-02-10 23:50:33,194 INFO L934 BasicCegarLoop]: 248 mSDtfsCounter, 1044 mSDsluCounter, 2940 mSDsCounter, 0 mSdLazyCounter, 2263 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1044 SdHoareTripleChecker+Valid, 3185 SdHoareTripleChecker+Invalid, 2433 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 2263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:33,194 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1044 Valid, 3185 Invalid, 2433 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 2263 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:50:33,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4335 states. [2022-02-10 23:50:33,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4335 to 3214. [2022-02-10 23:50:33,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3214 states, 3202 states have (on average 1.9519050593379137) internal successors, (6250), 3213 states have internal predecessors, (6250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:33,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 3214 states and 6250 transitions. [2022-02-10 23:50:33,223 INFO L78 Accepts]: Start accepts. Automaton has 3214 states and 6250 transitions. Word has length 135 [2022-02-10 23:50:33,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:33,223 INFO L470 AbstractCegarLoop]: Abstraction has 3214 states and 6250 transitions. [2022-02-10 23:50:33,223 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:33,223 INFO L276 IsEmpty]: Start isEmpty. Operand 3214 states and 6250 transitions. [2022-02-10 23:50:33,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:33,224 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:33,224 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:33,224 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable214 [2022-02-10 23:50:33,224 INFO L402 AbstractCegarLoop]: === Iteration 216 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:33,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:33,224 INFO L85 PathProgramCache]: Analyzing trace with hash -1042027467, now seen corresponding path program 82 times [2022-02-10 23:50:33,225 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:33,225 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189803011] [2022-02-10 23:50:33,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:33,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:33,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:33,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:33,483 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:33,484 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189803011] [2022-02-10 23:50:33,484 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [189803011] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:33,484 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:33,484 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:33,484 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564910343] [2022-02-10 23:50:33,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:33,484 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:33,484 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:33,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:33,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:33,484 INFO L87 Difference]: Start difference. First operand 3214 states and 6250 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:34,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:34,812 INFO L93 Difference]: Finished difference Result 4185 states and 8081 transitions. [2022-02-10 23:50:34,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-02-10 23:50:34,812 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:34,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:34,816 INFO L225 Difference]: With dead ends: 4185 [2022-02-10 23:50:34,816 INFO L226 Difference]: Without dead ends: 4185 [2022-02-10 23:50:34,816 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 869 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=485, Invalid=2937, Unknown=0, NotChecked=0, Total=3422 [2022-02-10 23:50:34,817 INFO L934 BasicCegarLoop]: 234 mSDtfsCounter, 966 mSDsluCounter, 2411 mSDsCounter, 0 mSdLazyCounter, 1638 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 966 SdHoareTripleChecker+Valid, 2642 SdHoareTripleChecker+Invalid, 1827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 1638 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:34,817 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [966 Valid, 2642 Invalid, 1827 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 1638 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:50:34,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4185 states. [2022-02-10 23:50:34,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4185 to 3214. [2022-02-10 23:50:34,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3214 states, 3202 states have (on average 1.9519050593379137) internal successors, (6250), 3213 states have internal predecessors, (6250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:34,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 3214 states and 6250 transitions. [2022-02-10 23:50:34,843 INFO L78 Accepts]: Start accepts. Automaton has 3214 states and 6250 transitions. Word has length 135 [2022-02-10 23:50:34,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:34,843 INFO L470 AbstractCegarLoop]: Abstraction has 3214 states and 6250 transitions. [2022-02-10 23:50:34,843 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:34,843 INFO L276 IsEmpty]: Start isEmpty. Operand 3214 states and 6250 transitions. [2022-02-10 23:50:34,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:34,844 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:34,844 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:34,844 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable215 [2022-02-10 23:50:34,844 INFO L402 AbstractCegarLoop]: === Iteration 217 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:34,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:34,845 INFO L85 PathProgramCache]: Analyzing trace with hash 2017059735, now seen corresponding path program 83 times [2022-02-10 23:50:34,845 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:34,845 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081238902] [2022-02-10 23:50:34,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:34,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:34,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:35,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:35,103 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:35,103 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081238902] [2022-02-10 23:50:35,103 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081238902] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:35,103 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:35,103 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:35,103 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685144529] [2022-02-10 23:50:35,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:35,104 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:35,104 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:35,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:35,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:35,104 INFO L87 Difference]: Start difference. First operand 3214 states and 6250 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:36,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:36,725 INFO L93 Difference]: Finished difference Result 4305 states and 8316 transitions. [2022-02-10 23:50:36,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-02-10 23:50:36,726 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:36,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:36,732 INFO L225 Difference]: With dead ends: 4305 [2022-02-10 23:50:36,732 INFO L226 Difference]: Without dead ends: 4305 [2022-02-10 23:50:36,732 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 954 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=508, Invalid=3152, Unknown=0, NotChecked=0, Total=3660 [2022-02-10 23:50:36,732 INFO L934 BasicCegarLoop]: 248 mSDtfsCounter, 1050 mSDsluCounter, 3016 mSDsCounter, 0 mSdLazyCounter, 2259 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1050 SdHoareTripleChecker+Valid, 3261 SdHoareTripleChecker+Invalid, 2449 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 2259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:36,732 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1050 Valid, 3261 Invalid, 2449 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 2259 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:50:36,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4305 states. [2022-02-10 23:50:36,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4305 to 3212. [2022-02-10 23:50:36,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3212 states, 3200 states have (on average 1.951875) internal successors, (6246), 3211 states have internal predecessors, (6246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:36,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3212 states to 3212 states and 6246 transitions. [2022-02-10 23:50:36,762 INFO L78 Accepts]: Start accepts. Automaton has 3212 states and 6246 transitions. Word has length 135 [2022-02-10 23:50:36,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:36,763 INFO L470 AbstractCegarLoop]: Abstraction has 3212 states and 6246 transitions. [2022-02-10 23:50:36,763 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:36,763 INFO L276 IsEmpty]: Start isEmpty. Operand 3212 states and 6246 transitions. [2022-02-10 23:50:36,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:36,764 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:36,764 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:36,764 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable216 [2022-02-10 23:50:36,764 INFO L402 AbstractCegarLoop]: === Iteration 218 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:36,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:36,764 INFO L85 PathProgramCache]: Analyzing trace with hash -77077771, now seen corresponding path program 84 times [2022-02-10 23:50:36,764 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:36,764 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864205498] [2022-02-10 23:50:36,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:36,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:36,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:37,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:37,021 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:37,021 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864205498] [2022-02-10 23:50:37,021 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864205498] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:37,021 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:37,022 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:37,022 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157575374] [2022-02-10 23:50:37,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:37,022 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:37,022 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:37,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:37,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:37,022 INFO L87 Difference]: Start difference. First operand 3212 states and 6246 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:38,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:38,755 INFO L93 Difference]: Finished difference Result 4317 states and 8344 transitions. [2022-02-10 23:50:38,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-02-10 23:50:38,756 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:38,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:38,760 INFO L225 Difference]: With dead ends: 4317 [2022-02-10 23:50:38,760 INFO L226 Difference]: Without dead ends: 4317 [2022-02-10 23:50:38,761 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 912 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=489, Invalid=3051, Unknown=0, NotChecked=0, Total=3540 [2022-02-10 23:50:38,761 INFO L934 BasicCegarLoop]: 263 mSDtfsCounter, 860 mSDsluCounter, 3359 mSDsCounter, 0 mSdLazyCounter, 2649 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 860 SdHoareTripleChecker+Valid, 3619 SdHoareTripleChecker+Invalid, 2819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 2649 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:38,761 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [860 Valid, 3619 Invalid, 2819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 2649 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:50:38,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4317 states. [2022-02-10 23:50:38,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4317 to 3190. [2022-02-10 23:50:38,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3190 states, 3178 states have (on average 1.9515418502202644) internal successors, (6202), 3189 states have internal predecessors, (6202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:38,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3190 states to 3190 states and 6202 transitions. [2022-02-10 23:50:38,789 INFO L78 Accepts]: Start accepts. Automaton has 3190 states and 6202 transitions. Word has length 135 [2022-02-10 23:50:38,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:38,789 INFO L470 AbstractCegarLoop]: Abstraction has 3190 states and 6202 transitions. [2022-02-10 23:50:38,789 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:38,789 INFO L276 IsEmpty]: Start isEmpty. Operand 3190 states and 6202 transitions. [2022-02-10 23:50:38,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:38,790 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:38,790 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:38,790 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable217 [2022-02-10 23:50:38,791 INFO L402 AbstractCegarLoop]: === Iteration 219 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:38,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:38,791 INFO L85 PathProgramCache]: Analyzing trace with hash 2081390131, now seen corresponding path program 85 times [2022-02-10 23:50:38,791 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:38,791 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009877054] [2022-02-10 23:50:38,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:38,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:38,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:39,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:39,032 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:39,032 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009877054] [2022-02-10 23:50:39,032 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1009877054] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:39,032 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:39,032 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:39,032 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18453871] [2022-02-10 23:50:39,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:39,033 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:39,033 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:39,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:39,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:39,033 INFO L87 Difference]: Start difference. First operand 3190 states and 6202 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:40,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:40,957 INFO L93 Difference]: Finished difference Result 6204 states and 11984 transitions. [2022-02-10 23:50:40,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-02-10 23:50:40,957 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:40,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:40,964 INFO L225 Difference]: With dead ends: 6204 [2022-02-10 23:50:40,964 INFO L226 Difference]: Without dead ends: 6204 [2022-02-10 23:50:40,965 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 507 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=423, Invalid=2027, Unknown=0, NotChecked=0, Total=2450 [2022-02-10 23:50:40,965 INFO L934 BasicCegarLoop]: 331 mSDtfsCounter, 1543 mSDsluCounter, 3463 mSDsCounter, 0 mSdLazyCounter, 3512 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1543 SdHoareTripleChecker+Valid, 3790 SdHoareTripleChecker+Invalid, 3749 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 3512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:40,965 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1543 Valid, 3790 Invalid, 3749 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 3512 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:50:40,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6204 states. [2022-02-10 23:50:41,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6204 to 3220. [2022-02-10 23:50:41,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3220 states, 3208 states have (on average 1.9532418952618453) internal successors, (6266), 3219 states have internal predecessors, (6266), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:41,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 3220 states and 6266 transitions. [2022-02-10 23:50:41,008 INFO L78 Accepts]: Start accepts. Automaton has 3220 states and 6266 transitions. Word has length 135 [2022-02-10 23:50:41,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:41,009 INFO L470 AbstractCegarLoop]: Abstraction has 3220 states and 6266 transitions. [2022-02-10 23:50:41,009 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:41,009 INFO L276 IsEmpty]: Start isEmpty. Operand 3220 states and 6266 transitions. [2022-02-10 23:50:41,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:41,010 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:41,010 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:41,010 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable218 [2022-02-10 23:50:41,010 INFO L402 AbstractCegarLoop]: === Iteration 220 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:41,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:41,010 INFO L85 PathProgramCache]: Analyzing trace with hash 1252635353, now seen corresponding path program 54 times [2022-02-10 23:50:41,010 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:41,010 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508418504] [2022-02-10 23:50:41,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:41,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:41,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:41,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:41,246 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:41,246 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508418504] [2022-02-10 23:50:41,246 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1508418504] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:41,247 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:41,247 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:41,247 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108529489] [2022-02-10 23:50:41,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:41,247 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:41,247 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:41,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:41,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:41,247 INFO L87 Difference]: Start difference. First operand 3220 states and 6266 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:42,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:42,849 INFO L93 Difference]: Finished difference Result 5412 states and 10483 transitions. [2022-02-10 23:50:42,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-02-10 23:50:42,850 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:42,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:42,855 INFO L225 Difference]: With dead ends: 5412 [2022-02-10 23:50:42,855 INFO L226 Difference]: Without dead ends: 5412 [2022-02-10 23:50:42,856 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 628 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=496, Invalid=2366, Unknown=0, NotChecked=0, Total=2862 [2022-02-10 23:50:42,856 INFO L934 BasicCegarLoop]: 293 mSDtfsCounter, 1027 mSDsluCounter, 3412 mSDsCounter, 0 mSdLazyCounter, 2751 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1027 SdHoareTripleChecker+Valid, 3702 SdHoareTripleChecker+Invalid, 2853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 2751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:42,856 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1027 Valid, 3702 Invalid, 2853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 2751 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:50:42,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5412 states. [2022-02-10 23:50:42,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5412 to 3188. [2022-02-10 23:50:42,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3188 states, 3176 states have (on average 1.9527707808564232) internal successors, (6202), 3187 states have internal predecessors, (6202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:42,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3188 states to 3188 states and 6202 transitions. [2022-02-10 23:50:42,889 INFO L78 Accepts]: Start accepts. Automaton has 3188 states and 6202 transitions. Word has length 135 [2022-02-10 23:50:42,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:42,889 INFO L470 AbstractCegarLoop]: Abstraction has 3188 states and 6202 transitions. [2022-02-10 23:50:42,889 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:42,889 INFO L276 IsEmpty]: Start isEmpty. Operand 3188 states and 6202 transitions. [2022-02-10 23:50:42,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:42,890 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:42,890 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:42,890 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable219 [2022-02-10 23:50:42,890 INFO L402 AbstractCegarLoop]: === Iteration 221 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:42,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:42,890 INFO L85 PathProgramCache]: Analyzing trace with hash 1155487649, now seen corresponding path program 55 times [2022-02-10 23:50:42,891 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:42,891 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41244142] [2022-02-10 23:50:42,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:42,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:42,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:43,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:43,138 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:43,138 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41244142] [2022-02-10 23:50:43,138 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [41244142] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:43,138 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:43,138 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:43,138 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468778576] [2022-02-10 23:50:43,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:43,138 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:43,138 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:43,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:43,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:43,139 INFO L87 Difference]: Start difference. First operand 3188 states and 6202 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:44,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:44,288 INFO L93 Difference]: Finished difference Result 4432 states and 8616 transitions. [2022-02-10 23:50:44,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-10 23:50:44,288 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:44,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:44,293 INFO L225 Difference]: With dead ends: 4432 [2022-02-10 23:50:44,293 INFO L226 Difference]: Without dead ends: 4432 [2022-02-10 23:50:44,293 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 323 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=322, Invalid=1484, Unknown=0, NotChecked=0, Total=1806 [2022-02-10 23:50:44,293 INFO L934 BasicCegarLoop]: 243 mSDtfsCounter, 789 mSDsluCounter, 2347 mSDsCounter, 0 mSdLazyCounter, 1915 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 789 SdHoareTripleChecker+Valid, 2587 SdHoareTripleChecker+Invalid, 1977 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 1915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:44,293 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [789 Valid, 2587 Invalid, 1977 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 1915 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:50:44,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4432 states. [2022-02-10 23:50:44,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4432 to 3194. [2022-02-10 23:50:44,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3194 states, 3182 states have (on average 1.9528598365807668) internal successors, (6214), 3193 states have internal predecessors, (6214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:44,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3194 states to 3194 states and 6214 transitions. [2022-02-10 23:50:44,326 INFO L78 Accepts]: Start accepts. Automaton has 3194 states and 6214 transitions. Word has length 135 [2022-02-10 23:50:44,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:44,326 INFO L470 AbstractCegarLoop]: Abstraction has 3194 states and 6214 transitions. [2022-02-10 23:50:44,326 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:44,326 INFO L276 IsEmpty]: Start isEmpty. Operand 3194 states and 6214 transitions. [2022-02-10 23:50:44,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:44,327 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:44,327 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:44,327 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable220 [2022-02-10 23:50:44,327 INFO L402 AbstractCegarLoop]: === Iteration 222 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:44,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:44,327 INFO L85 PathProgramCache]: Analyzing trace with hash -559882827, now seen corresponding path program 56 times [2022-02-10 23:50:44,327 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:44,327 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587619008] [2022-02-10 23:50:44,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:44,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:44,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:44,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:44,574 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:44,574 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587619008] [2022-02-10 23:50:44,574 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587619008] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:44,574 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:44,574 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:44,574 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817795088] [2022-02-10 23:50:44,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:44,574 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:44,574 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:44,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:44,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:44,575 INFO L87 Difference]: Start difference. First operand 3194 states and 6214 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:46,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:46,056 INFO L93 Difference]: Finished difference Result 4466 states and 8682 transitions. [2022-02-10 23:50:46,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-10 23:50:46,057 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:46,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:46,062 INFO L225 Difference]: With dead ends: 4466 [2022-02-10 23:50:46,062 INFO L226 Difference]: Without dead ends: 4466 [2022-02-10 23:50:46,062 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 396 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=358, Invalid=1712, Unknown=0, NotChecked=0, Total=2070 [2022-02-10 23:50:46,062 INFO L934 BasicCegarLoop]: 252 mSDtfsCounter, 940 mSDsluCounter, 3047 mSDsCounter, 0 mSdLazyCounter, 2667 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 940 SdHoareTripleChecker+Valid, 3296 SdHoareTripleChecker+Invalid, 2742 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 2667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:46,062 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [940 Valid, 3296 Invalid, 2742 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 2667 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:50:46,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4466 states. [2022-02-10 23:50:46,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4466 to 3192. [2022-02-10 23:50:46,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3192 states, 3180 states have (on average 1.9528301886792452) internal successors, (6210), 3191 states have internal predecessors, (6210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:46,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3192 states to 3192 states and 6210 transitions. [2022-02-10 23:50:46,096 INFO L78 Accepts]: Start accepts. Automaton has 3192 states and 6210 transitions. Word has length 135 [2022-02-10 23:50:46,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:46,096 INFO L470 AbstractCegarLoop]: Abstraction has 3192 states and 6210 transitions. [2022-02-10 23:50:46,096 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:46,096 INFO L276 IsEmpty]: Start isEmpty. Operand 3192 states and 6210 transitions. [2022-02-10 23:50:46,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:46,097 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:46,097 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:46,097 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable221 [2022-02-10 23:50:46,097 INFO L402 AbstractCegarLoop]: === Iteration 223 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:46,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:46,098 INFO L85 PathProgramCache]: Analyzing trace with hash -1341453377, now seen corresponding path program 57 times [2022-02-10 23:50:46,098 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:46,098 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696417795] [2022-02-10 23:50:46,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:46,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:46,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:46,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:46,343 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:46,343 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696417795] [2022-02-10 23:50:46,343 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1696417795] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:46,343 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:46,343 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:46,343 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326463619] [2022-02-10 23:50:46,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:46,343 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:46,343 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:46,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:46,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:46,344 INFO L87 Difference]: Start difference. First operand 3192 states and 6210 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:47,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:47,722 INFO L93 Difference]: Finished difference Result 4491 states and 8730 transitions. [2022-02-10 23:50:47,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-02-10 23:50:47,722 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:47,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:47,727 INFO L225 Difference]: With dead ends: 4491 [2022-02-10 23:50:47,727 INFO L226 Difference]: Without dead ends: 4491 [2022-02-10 23:50:47,727 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 452 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=383, Invalid=1873, Unknown=0, NotChecked=0, Total=2256 [2022-02-10 23:50:47,727 INFO L934 BasicCegarLoop]: 258 mSDtfsCounter, 793 mSDsluCounter, 2849 mSDsCounter, 0 mSdLazyCounter, 2323 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 793 SdHoareTripleChecker+Valid, 3104 SdHoareTripleChecker+Invalid, 2419 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 2323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:47,727 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [793 Valid, 3104 Invalid, 2419 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 2323 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:50:47,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4491 states. [2022-02-10 23:50:47,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4491 to 3190. [2022-02-10 23:50:47,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3190 states, 3178 states have (on average 1.9528005034612965) internal successors, (6206), 3189 states have internal predecessors, (6206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:47,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3190 states to 3190 states and 6206 transitions. [2022-02-10 23:50:47,765 INFO L78 Accepts]: Start accepts. Automaton has 3190 states and 6206 transitions. Word has length 135 [2022-02-10 23:50:47,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:47,765 INFO L470 AbstractCegarLoop]: Abstraction has 3190 states and 6206 transitions. [2022-02-10 23:50:47,765 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:47,765 INFO L276 IsEmpty]: Start isEmpty. Operand 3190 states and 6206 transitions. [2022-02-10 23:50:47,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:47,767 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:47,767 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:47,767 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable222 [2022-02-10 23:50:47,767 INFO L402 AbstractCegarLoop]: === Iteration 224 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:47,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:47,768 INFO L85 PathProgramCache]: Analyzing trace with hash 944365847, now seen corresponding path program 58 times [2022-02-10 23:50:47,768 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:47,768 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321667197] [2022-02-10 23:50:47,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:47,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:47,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:48,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:48,016 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:48,016 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321667197] [2022-02-10 23:50:48,016 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1321667197] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:48,016 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:48,016 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:48,017 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212286358] [2022-02-10 23:50:48,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:48,017 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:48,017 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:48,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:48,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:48,017 INFO L87 Difference]: Start difference. First operand 3190 states and 6206 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:49,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:49,447 INFO L93 Difference]: Finished difference Result 4521 states and 8788 transitions. [2022-02-10 23:50:49,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-02-10 23:50:49,447 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:49,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:49,452 INFO L225 Difference]: With dead ends: 4521 [2022-02-10 23:50:49,452 INFO L226 Difference]: Without dead ends: 4521 [2022-02-10 23:50:49,452 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 510 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=417, Invalid=2033, Unknown=0, NotChecked=0, Total=2450 [2022-02-10 23:50:49,452 INFO L934 BasicCegarLoop]: 266 mSDtfsCounter, 982 mSDsluCounter, 2835 mSDsCounter, 0 mSdLazyCounter, 2444 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 982 SdHoareTripleChecker+Valid, 3098 SdHoareTripleChecker+Invalid, 2557 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 2444 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:49,452 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [982 Valid, 3098 Invalid, 2557 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 2444 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:50:49,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4521 states. [2022-02-10 23:50:49,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4521 to 3184. [2022-02-10 23:50:49,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3184 states, 3172 states have (on average 1.9527112232030266) internal successors, (6194), 3183 states have internal predecessors, (6194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:49,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3184 states to 3184 states and 6194 transitions. [2022-02-10 23:50:49,481 INFO L78 Accepts]: Start accepts. Automaton has 3184 states and 6194 transitions. Word has length 135 [2022-02-10 23:50:49,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:49,481 INFO L470 AbstractCegarLoop]: Abstraction has 3184 states and 6194 transitions. [2022-02-10 23:50:49,481 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:49,481 INFO L276 IsEmpty]: Start isEmpty. Operand 3184 states and 6194 transitions. [2022-02-10 23:50:49,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:49,482 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:49,482 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:49,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable223 [2022-02-10 23:50:49,482 INFO L402 AbstractCegarLoop]: === Iteration 225 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:49,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:49,483 INFO L85 PathProgramCache]: Analyzing trace with hash -84718945, now seen corresponding path program 86 times [2022-02-10 23:50:49,483 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:49,483 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770030070] [2022-02-10 23:50:49,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:49,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:49,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:49,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:49,723 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:49,723 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770030070] [2022-02-10 23:50:49,723 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770030070] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:49,723 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:49,723 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:49,723 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839098802] [2022-02-10 23:50:49,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:49,723 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:49,723 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:49,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:49,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:49,724 INFO L87 Difference]: Start difference. First operand 3184 states and 6194 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:52,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:52,303 INFO L93 Difference]: Finished difference Result 8008 states and 15442 transitions. [2022-02-10 23:50:52,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-02-10 23:50:52,304 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:52,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:52,312 INFO L225 Difference]: With dead ends: 8008 [2022-02-10 23:50:52,312 INFO L226 Difference]: Without dead ends: 8008 [2022-02-10 23:50:52,313 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 893 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=598, Invalid=2942, Unknown=0, NotChecked=0, Total=3540 [2022-02-10 23:50:52,313 INFO L934 BasicCegarLoop]: 386 mSDtfsCounter, 1376 mSDsluCounter, 4821 mSDsCounter, 0 mSdLazyCounter, 4569 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1376 SdHoareTripleChecker+Valid, 5203 SdHoareTripleChecker+Invalid, 4725 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 4569 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:52,313 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1376 Valid, 5203 Invalid, 4725 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 4569 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-10 23:50:52,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8008 states. [2022-02-10 23:50:52,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8008 to 3232. [2022-02-10 23:50:52,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3232 states, 3220 states have (on average 1.953416149068323) internal successors, (6290), 3231 states have internal predecessors, (6290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:52,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3232 states to 3232 states and 6290 transitions. [2022-02-10 23:50:52,359 INFO L78 Accepts]: Start accepts. Automaton has 3232 states and 6290 transitions. Word has length 135 [2022-02-10 23:50:52,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:52,360 INFO L470 AbstractCegarLoop]: Abstraction has 3232 states and 6290 transitions. [2022-02-10 23:50:52,360 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:52,360 INFO L276 IsEmpty]: Start isEmpty. Operand 3232 states and 6290 transitions. [2022-02-10 23:50:52,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:52,361 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:52,361 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:52,361 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable224 [2022-02-10 23:50:52,361 INFO L402 AbstractCegarLoop]: === Iteration 226 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:52,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:52,361 INFO L85 PathProgramCache]: Analyzing trace with hash -913473723, now seen corresponding path program 59 times [2022-02-10 23:50:52,361 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:52,361 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695307750] [2022-02-10 23:50:52,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:52,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:52,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:52,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:52,603 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:52,603 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695307750] [2022-02-10 23:50:52,603 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1695307750] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:52,603 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:52,603 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:52,603 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52572444] [2022-02-10 23:50:52,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:52,603 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:52,603 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:52,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:52,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:52,604 INFO L87 Difference]: Start difference. First operand 3232 states and 6290 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:54,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:54,512 INFO L93 Difference]: Finished difference Result 6654 states and 12884 transitions. [2022-02-10 23:50:54,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-02-10 23:50:54,513 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:54,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:54,521 INFO L225 Difference]: With dead ends: 6654 [2022-02-10 23:50:54,521 INFO L226 Difference]: Without dead ends: 6654 [2022-02-10 23:50:54,521 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1194 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=732, Invalid=3690, Unknown=0, NotChecked=0, Total=4422 [2022-02-10 23:50:54,522 INFO L934 BasicCegarLoop]: 349 mSDtfsCounter, 1383 mSDsluCounter, 3894 mSDsCounter, 0 mSdLazyCounter, 3008 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1383 SdHoareTripleChecker+Valid, 4240 SdHoareTripleChecker+Invalid, 3100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 3008 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:54,522 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1383 Valid, 4240 Invalid, 3100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 3008 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:50:54,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6654 states. [2022-02-10 23:50:54,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6654 to 3222. [2022-02-10 23:50:54,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3222 states, 3210 states have (on average 1.9532710280373833) internal successors, (6270), 3221 states have internal predecessors, (6270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:54,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 3222 states and 6270 transitions. [2022-02-10 23:50:54,559 INFO L78 Accepts]: Start accepts. Automaton has 3222 states and 6270 transitions. Word has length 135 [2022-02-10 23:50:54,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:54,559 INFO L470 AbstractCegarLoop]: Abstraction has 3222 states and 6270 transitions. [2022-02-10 23:50:54,559 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:54,559 INFO L276 IsEmpty]: Start isEmpty. Operand 3222 states and 6270 transitions. [2022-02-10 23:50:54,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:54,560 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:54,560 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:54,561 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable225 [2022-02-10 23:50:54,561 INFO L402 AbstractCegarLoop]: === Iteration 227 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:54,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:54,561 INFO L85 PathProgramCache]: Analyzing trace with hash 1154441583, now seen corresponding path program 87 times [2022-02-10 23:50:54,561 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:54,561 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935262614] [2022-02-10 23:50:54,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:54,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:54,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:54,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:54,825 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:54,825 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1935262614] [2022-02-10 23:50:54,825 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1935262614] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:54,825 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:54,825 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:54,825 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763313290] [2022-02-10 23:50:54,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:54,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:54,825 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:54,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:54,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:54,826 INFO L87 Difference]: Start difference. First operand 3222 states and 6270 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:57,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:57,120 INFO L93 Difference]: Finished difference Result 7167 states and 13834 transitions. [2022-02-10 23:50:57,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-02-10 23:50:57,121 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:57,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:57,128 INFO L225 Difference]: With dead ends: 7167 [2022-02-10 23:50:57,128 INFO L226 Difference]: Without dead ends: 7167 [2022-02-10 23:50:57,128 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 601 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=484, Invalid=2272, Unknown=0, NotChecked=0, Total=2756 [2022-02-10 23:50:57,128 INFO L934 BasicCegarLoop]: 383 mSDtfsCounter, 1434 mSDsluCounter, 4573 mSDsCounter, 0 mSdLazyCounter, 4197 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1434 SdHoareTripleChecker+Valid, 4952 SdHoareTripleChecker+Invalid, 4360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 4197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:57,128 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1434 Valid, 4952 Invalid, 4360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 4197 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-10 23:50:57,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7167 states. [2022-02-10 23:50:57,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7167 to 3222. [2022-02-10 23:50:57,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3222 states, 3210 states have (on average 1.9532710280373833) internal successors, (6270), 3221 states have internal predecessors, (6270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:57,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 3222 states and 6270 transitions. [2022-02-10 23:50:57,161 INFO L78 Accepts]: Start accepts. Automaton has 3222 states and 6270 transitions. Word has length 135 [2022-02-10 23:50:57,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:57,162 INFO L470 AbstractCegarLoop]: Abstraction has 3222 states and 6270 transitions. [2022-02-10 23:50:57,162 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:57,162 INFO L276 IsEmpty]: Start isEmpty. Operand 3222 states and 6270 transitions. [2022-02-10 23:50:57,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:57,163 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:57,163 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:57,163 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable226 [2022-02-10 23:50:57,163 INFO L402 AbstractCegarLoop]: === Iteration 228 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:57,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:57,163 INFO L85 PathProgramCache]: Analyzing trace with hash 1142548663, now seen corresponding path program 88 times [2022-02-10 23:50:57,163 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:57,163 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569488855] [2022-02-10 23:50:57,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:57,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:57,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:57,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:57,412 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:57,412 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569488855] [2022-02-10 23:50:57,412 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [569488855] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:57,412 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:57,412 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:57,412 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488479532] [2022-02-10 23:50:57,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:57,413 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:57,413 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:57,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:57,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:57,413 INFO L87 Difference]: Start difference. First operand 3222 states and 6270 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:59,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:50:59,634 INFO L93 Difference]: Finished difference Result 7287 states and 14069 transitions. [2022-02-10 23:50:59,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-02-10 23:50:59,634 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:50:59,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:50:59,642 INFO L225 Difference]: With dead ends: 7287 [2022-02-10 23:50:59,642 INFO L226 Difference]: Without dead ends: 7287 [2022-02-10 23:50:59,643 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 706 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=534, Invalid=2546, Unknown=0, NotChecked=0, Total=3080 [2022-02-10 23:50:59,643 INFO L934 BasicCegarLoop]: 398 mSDtfsCounter, 1475 mSDsluCounter, 4011 mSDsCounter, 0 mSdLazyCounter, 3750 mSolverCounterSat, 267 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1475 SdHoareTripleChecker+Valid, 4405 SdHoareTripleChecker+Invalid, 4017 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 267 IncrementalHoareTripleChecker+Valid, 3750 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:50:59,643 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1475 Valid, 4405 Invalid, 4017 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [267 Valid, 3750 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:50:59,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7287 states. [2022-02-10 23:50:59,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7287 to 3220. [2022-02-10 23:50:59,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3220 states, 3208 states have (on average 1.9532418952618453) internal successors, (6266), 3219 states have internal predecessors, (6266), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:59,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 3220 states and 6266 transitions. [2022-02-10 23:50:59,681 INFO L78 Accepts]: Start accepts. Automaton has 3220 states and 6266 transitions. Word has length 135 [2022-02-10 23:50:59,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:50:59,681 INFO L470 AbstractCegarLoop]: Abstraction has 3220 states and 6266 transitions. [2022-02-10 23:50:59,681 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:50:59,681 INFO L276 IsEmpty]: Start isEmpty. Operand 3220 states and 6266 transitions. [2022-02-10 23:50:59,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:50:59,682 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:50:59,682 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:50:59,682 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable227 [2022-02-10 23:50:59,682 INFO L402 AbstractCegarLoop]: === Iteration 229 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:50:59,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:50:59,683 INFO L85 PathProgramCache]: Analyzing trace with hash 1905685187, now seen corresponding path program 89 times [2022-02-10 23:50:59,683 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:50:59,683 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121041088] [2022-02-10 23:50:59,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:50:59,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:50:59,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:50:59,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:50:59,924 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:50:59,924 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121041088] [2022-02-10 23:50:59,924 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [121041088] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:50:59,924 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:50:59,924 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:50:59,924 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300495292] [2022-02-10 23:50:59,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:50:59,924 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:50:59,924 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:50:59,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:50:59,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:50:59,925 INFO L87 Difference]: Start difference. First operand 3220 states and 6266 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:02,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:51:02,357 INFO L93 Difference]: Finished difference Result 7367 states and 14229 transitions. [2022-02-10 23:51:02,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-02-10 23:51:02,357 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:51:02,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:51:02,366 INFO L225 Difference]: With dead ends: 7367 [2022-02-10 23:51:02,367 INFO L226 Difference]: Without dead ends: 7367 [2022-02-10 23:51:02,367 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 709 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=526, Invalid=2554, Unknown=0, NotChecked=0, Total=3080 [2022-02-10 23:51:02,367 INFO L934 BasicCegarLoop]: 382 mSDtfsCounter, 1351 mSDsluCounter, 4533 mSDsCounter, 0 mSdLazyCounter, 4347 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1351 SdHoareTripleChecker+Valid, 4911 SdHoareTripleChecker+Invalid, 4588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 4347 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:51:02,367 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1351 Valid, 4911 Invalid, 4588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 4347 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-10 23:51:02,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7367 states. [2022-02-10 23:51:02,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7367 to 3218. [2022-02-10 23:51:02,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3218 states, 3206 states have (on average 1.9532127261384904) internal successors, (6262), 3217 states have internal predecessors, (6262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:02,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 3218 states and 6262 transitions. [2022-02-10 23:51:02,410 INFO L78 Accepts]: Start accepts. Automaton has 3218 states and 6262 transitions. Word has length 135 [2022-02-10 23:51:02,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:51:02,410 INFO L470 AbstractCegarLoop]: Abstraction has 3218 states and 6262 transitions. [2022-02-10 23:51:02,410 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:02,410 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 6262 transitions. [2022-02-10 23:51:02,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:51:02,411 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:51:02,411 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:51:02,411 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable228 [2022-02-10 23:51:02,411 INFO L402 AbstractCegarLoop]: === Iteration 230 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:51:02,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:51:02,412 INFO L85 PathProgramCache]: Analyzing trace with hash -1261859223, now seen corresponding path program 90 times [2022-02-10 23:51:02,412 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:51:02,412 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196890300] [2022-02-10 23:51:02,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:51:02,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:51:02,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:51:02,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:51:02,687 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:51:02,687 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196890300] [2022-02-10 23:51:02,687 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196890300] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:51:02,687 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:51:02,687 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:51:02,687 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112435899] [2022-02-10 23:51:02,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:51:02,688 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:51:02,688 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:51:02,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:51:02,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:51:02,688 INFO L87 Difference]: Start difference. First operand 3218 states and 6262 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:04,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:51:04,906 INFO L93 Difference]: Finished difference Result 7256 states and 14007 transitions. [2022-02-10 23:51:04,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-02-10 23:51:04,906 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:51:04,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:51:04,913 INFO L225 Difference]: With dead ends: 7256 [2022-02-10 23:51:04,913 INFO L226 Difference]: Without dead ends: 7256 [2022-02-10 23:51:04,914 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 714 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=520, Invalid=2560, Unknown=0, NotChecked=0, Total=3080 [2022-02-10 23:51:04,914 INFO L934 BasicCegarLoop]: 377 mSDtfsCounter, 1311 mSDsluCounter, 4318 mSDsCounter, 0 mSdLazyCounter, 3918 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1311 SdHoareTripleChecker+Valid, 4691 SdHoareTripleChecker+Invalid, 4141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 3918 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:51:04,914 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1311 Valid, 4691 Invalid, 4141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 3918 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:51:04,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7256 states. [2022-02-10 23:51:04,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7256 to 3192. [2022-02-10 23:51:04,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3192 states, 3180 states have (on average 1.9528301886792452) internal successors, (6210), 3191 states have internal predecessors, (6210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:04,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3192 states to 3192 states and 6210 transitions. [2022-02-10 23:51:04,948 INFO L78 Accepts]: Start accepts. Automaton has 3192 states and 6210 transitions. Word has length 135 [2022-02-10 23:51:04,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:51:04,949 INFO L470 AbstractCegarLoop]: Abstraction has 3192 states and 6210 transitions. [2022-02-10 23:51:04,949 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:04,949 INFO L276 IsEmpty]: Start isEmpty. Operand 3192 states and 6210 transitions. [2022-02-10 23:51:04,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:51:04,950 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:51:04,950 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:51:04,950 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable229 [2022-02-10 23:51:04,950 INFO L402 AbstractCegarLoop]: === Iteration 231 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:51:04,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:51:04,950 INFO L85 PathProgramCache]: Analyzing trace with hash 409729375, now seen corresponding path program 91 times [2022-02-10 23:51:04,950 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:51:04,950 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043754077] [2022-02-10 23:51:04,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:51:04,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:51:04,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:51:05,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:51:05,185 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:51:05,186 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043754077] [2022-02-10 23:51:05,186 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043754077] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:51:05,186 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:51:05,186 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:51:05,186 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655385492] [2022-02-10 23:51:05,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:51:05,186 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:51:05,186 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:51:05,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:51:05,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:51:05,186 INFO L87 Difference]: Start difference. First operand 3192 states and 6210 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:07,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:51:07,644 INFO L93 Difference]: Finished difference Result 8150 states and 15711 transitions. [2022-02-10 23:51:07,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-02-10 23:51:07,645 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:51:07,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:51:07,654 INFO L225 Difference]: With dead ends: 8150 [2022-02-10 23:51:07,654 INFO L226 Difference]: Without dead ends: 8130 [2022-02-10 23:51:07,655 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1115 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=711, Invalid=3449, Unknown=0, NotChecked=0, Total=4160 [2022-02-10 23:51:07,655 INFO L934 BasicCegarLoop]: 415 mSDtfsCounter, 1759 mSDsluCounter, 4331 mSDsCounter, 0 mSdLazyCounter, 3951 mSolverCounterSat, 332 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1759 SdHoareTripleChecker+Valid, 4742 SdHoareTripleChecker+Invalid, 4283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 332 IncrementalHoareTripleChecker+Valid, 3951 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:51:07,655 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1759 Valid, 4742 Invalid, 4283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [332 Valid, 3951 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:51:07,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8130 states. [2022-02-10 23:51:07,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8130 to 3272. [2022-02-10 23:51:07,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3272 states, 3260 states have (on average 1.9539877300613497) internal successors, (6370), 3271 states have internal predecessors, (6370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:07,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 3272 states and 6370 transitions. [2022-02-10 23:51:07,698 INFO L78 Accepts]: Start accepts. Automaton has 3272 states and 6370 transitions. Word has length 135 [2022-02-10 23:51:07,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:51:07,698 INFO L470 AbstractCegarLoop]: Abstraction has 3272 states and 6370 transitions. [2022-02-10 23:51:07,698 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:07,698 INFO L276 IsEmpty]: Start isEmpty. Operand 3272 states and 6370 transitions. [2022-02-10 23:51:07,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:51:07,699 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:51:07,699 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:51:07,699 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable230 [2022-02-10 23:51:07,699 INFO L402 AbstractCegarLoop]: === Iteration 232 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:51:07,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:51:07,699 INFO L85 PathProgramCache]: Analyzing trace with hash -419025403, now seen corresponding path program 60 times [2022-02-10 23:51:07,700 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:51:07,700 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685815994] [2022-02-10 23:51:07,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:51:07,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:51:07,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:51:07,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:51:07,934 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:51:07,934 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685815994] [2022-02-10 23:51:07,934 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685815994] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:51:07,935 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:51:07,935 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:51:07,935 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817586060] [2022-02-10 23:51:07,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:51:07,935 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:51:07,935 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:51:07,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:51:07,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:51:07,935 INFO L87 Difference]: Start difference. First operand 3272 states and 6370 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:10,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:51:10,091 INFO L93 Difference]: Finished difference Result 6756 states and 13082 transitions. [2022-02-10 23:51:10,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-02-10 23:51:10,091 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:51:10,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:51:10,100 INFO L225 Difference]: With dead ends: 6756 [2022-02-10 23:51:10,100 INFO L226 Difference]: Without dead ends: 6756 [2022-02-10 23:51:10,100 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1409 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=845, Invalid=4125, Unknown=0, NotChecked=0, Total=4970 [2022-02-10 23:51:10,100 INFO L934 BasicCegarLoop]: 360 mSDtfsCounter, 1512 mSDsluCounter, 4301 mSDsCounter, 0 mSdLazyCounter, 3393 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1512 SdHoareTripleChecker+Valid, 4658 SdHoareTripleChecker+Invalid, 3500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 3393 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:51:10,101 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1512 Valid, 4658 Invalid, 3500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 3393 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:51:10,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6756 states. [2022-02-10 23:51:10,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6756 to 3258. [2022-02-10 23:51:10,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3258 states, 3246 states have (on average 1.9537892791127542) internal successors, (6342), 3257 states have internal predecessors, (6342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:10,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3258 states to 3258 states and 6342 transitions. [2022-02-10 23:51:10,140 INFO L78 Accepts]: Start accepts. Automaton has 3258 states and 6342 transitions. Word has length 135 [2022-02-10 23:51:10,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:51:10,140 INFO L470 AbstractCegarLoop]: Abstraction has 3258 states and 6342 transitions. [2022-02-10 23:51:10,140 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:10,140 INFO L276 IsEmpty]: Start isEmpty. Operand 3258 states and 6342 transitions. [2022-02-10 23:51:10,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:51:10,141 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:51:10,141 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:51:10,141 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable231 [2022-02-10 23:51:10,141 INFO L402 AbstractCegarLoop]: === Iteration 233 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:51:10,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:51:10,142 INFO L85 PathProgramCache]: Analyzing trace with hash 1648889903, now seen corresponding path program 92 times [2022-02-10 23:51:10,142 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:51:10,142 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871588712] [2022-02-10 23:51:10,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:51:10,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:51:10,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:51:10,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:51:10,397 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:51:10,397 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [871588712] [2022-02-10 23:51:10,397 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [871588712] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:51:10,397 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:51:10,398 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:51:10,398 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583777124] [2022-02-10 23:51:10,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:51:10,398 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:51:10,398 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:51:10,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:51:10,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:51:10,398 INFO L87 Difference]: Start difference. First operand 3258 states and 6342 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:12,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:51:12,878 INFO L93 Difference]: Finished difference Result 8711 states and 16777 transitions. [2022-02-10 23:51:12,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-02-10 23:51:12,878 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:51:12,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:51:12,886 INFO L225 Difference]: With dead ends: 8711 [2022-02-10 23:51:12,886 INFO L226 Difference]: Without dead ends: 8711 [2022-02-10 23:51:12,887 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1069 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=711, Invalid=3321, Unknown=0, NotChecked=0, Total=4032 [2022-02-10 23:51:12,887 INFO L934 BasicCegarLoop]: 428 mSDtfsCounter, 1855 mSDsluCounter, 4246 mSDsCounter, 0 mSdLazyCounter, 3809 mSolverCounterSat, 322 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1855 SdHoareTripleChecker+Valid, 4670 SdHoareTripleChecker+Invalid, 4131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 322 IncrementalHoareTripleChecker+Valid, 3809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:51:12,887 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1855 Valid, 4670 Invalid, 4131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [322 Valid, 3809 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-10 23:51:12,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8711 states. [2022-02-10 23:51:12,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8711 to 3264. [2022-02-10 23:51:12,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3264 states, 3252 states have (on average 1.9538745387453875) internal successors, (6354), 3263 states have internal predecessors, (6354), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:12,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3264 states to 3264 states and 6354 transitions. [2022-02-10 23:51:12,926 INFO L78 Accepts]: Start accepts. Automaton has 3264 states and 6354 transitions. Word has length 135 [2022-02-10 23:51:12,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:51:12,926 INFO L470 AbstractCegarLoop]: Abstraction has 3264 states and 6354 transitions. [2022-02-10 23:51:12,926 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:12,926 INFO L276 IsEmpty]: Start isEmpty. Operand 3264 states and 6354 transitions. [2022-02-10 23:51:12,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:51:12,927 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:51:12,927 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:51:12,927 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable232 [2022-02-10 23:51:12,928 INFO L402 AbstractCegarLoop]: === Iteration 234 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:51:12,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:51:12,928 INFO L85 PathProgramCache]: Analyzing trace with hash 1636996983, now seen corresponding path program 93 times [2022-02-10 23:51:12,928 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:51:12,928 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416349271] [2022-02-10 23:51:12,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:51:12,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:51:12,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:51:13,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:51:13,170 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:51:13,170 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416349271] [2022-02-10 23:51:13,170 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416349271] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:51:13,170 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:51:13,171 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:51:13,171 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691001211] [2022-02-10 23:51:13,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:51:13,171 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:51:13,171 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:51:13,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:51:13,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:51:13,171 INFO L87 Difference]: Start difference. First operand 3264 states and 6354 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:16,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:51:16,365 INFO L93 Difference]: Finished difference Result 8831 states and 17012 transitions. [2022-02-10 23:51:16,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-02-10 23:51:16,365 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:51:16,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:51:16,374 INFO L225 Difference]: With dead ends: 8831 [2022-02-10 23:51:16,374 INFO L226 Difference]: Without dead ends: 8831 [2022-02-10 23:51:16,374 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1160 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=755, Invalid=3535, Unknown=0, NotChecked=0, Total=4290 [2022-02-10 23:51:16,374 INFO L934 BasicCegarLoop]: 443 mSDtfsCounter, 1490 mSDsluCounter, 5876 mSDsCounter, 0 mSdLazyCounter, 5659 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1490 SdHoareTripleChecker+Valid, 6315 SdHoareTripleChecker+Invalid, 5876 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 5659 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:51:16,374 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1490 Valid, 6315 Invalid, 5876 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 5659 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-02-10 23:51:16,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8831 states. [2022-02-10 23:51:16,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8831 to 3262. [2022-02-10 23:51:16,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3262 states, 3250 states have (on average 1.9538461538461538) internal successors, (6350), 3261 states have internal predecessors, (6350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:16,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3262 states to 3262 states and 6350 transitions. [2022-02-10 23:51:16,413 INFO L78 Accepts]: Start accepts. Automaton has 3262 states and 6350 transitions. Word has length 135 [2022-02-10 23:51:16,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:51:16,413 INFO L470 AbstractCegarLoop]: Abstraction has 3262 states and 6350 transitions. [2022-02-10 23:51:16,413 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:16,413 INFO L276 IsEmpty]: Start isEmpty. Operand 3262 states and 6350 transitions. [2022-02-10 23:51:16,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:51:16,414 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:51:16,414 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:51:16,414 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable233 [2022-02-10 23:51:16,414 INFO L402 AbstractCegarLoop]: === Iteration 235 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:51:16,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:51:16,415 INFO L85 PathProgramCache]: Analyzing trace with hash -1894833789, now seen corresponding path program 94 times [2022-02-10 23:51:16,415 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:51:16,415 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239444495] [2022-02-10 23:51:16,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:51:16,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:51:16,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:51:16,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:51:16,655 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:51:16,655 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [239444495] [2022-02-10 23:51:16,655 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [239444495] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:51:16,655 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:51:16,656 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:51:16,656 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243490622] [2022-02-10 23:51:16,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:51:16,656 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:51:16,656 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:51:16,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:51:16,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:51:16,656 INFO L87 Difference]: Start difference. First operand 3262 states and 6350 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:19,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:51:19,516 INFO L93 Difference]: Finished difference Result 8911 states and 17172 transitions. [2022-02-10 23:51:19,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-02-10 23:51:19,517 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:51:19,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:51:19,527 INFO L225 Difference]: With dead ends: 8911 [2022-02-10 23:51:19,527 INFO L226 Difference]: Without dead ends: 8911 [2022-02-10 23:51:19,527 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1161 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=747, Invalid=3543, Unknown=0, NotChecked=0, Total=4290 [2022-02-10 23:51:19,527 INFO L934 BasicCegarLoop]: 432 mSDtfsCounter, 1557 mSDsluCounter, 5024 mSDsCounter, 0 mSdLazyCounter, 4747 mSolverCounterSat, 278 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1557 SdHoareTripleChecker+Valid, 5452 SdHoareTripleChecker+Invalid, 5025 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 278 IncrementalHoareTripleChecker+Valid, 4747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:51:19,527 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1557 Valid, 5452 Invalid, 5025 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [278 Valid, 4747 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-10 23:51:19,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8911 states. [2022-02-10 23:51:19,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8911 to 3260. [2022-02-10 23:51:19,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3260 states, 3248 states have (on average 1.9538177339901477) internal successors, (6346), 3259 states have internal predecessors, (6346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:19,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3260 states to 3260 states and 6346 transitions. [2022-02-10 23:51:19,572 INFO L78 Accepts]: Start accepts. Automaton has 3260 states and 6346 transitions. Word has length 135 [2022-02-10 23:51:19,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:51:19,573 INFO L470 AbstractCegarLoop]: Abstraction has 3260 states and 6346 transitions. [2022-02-10 23:51:19,573 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:19,573 INFO L276 IsEmpty]: Start isEmpty. Operand 3260 states and 6346 transitions. [2022-02-10 23:51:19,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:51:19,574 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:51:19,574 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:51:19,574 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable234 [2022-02-10 23:51:19,574 INFO L402 AbstractCegarLoop]: === Iteration 236 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:51:19,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:51:19,574 INFO L85 PathProgramCache]: Analyzing trace with hash -767410903, now seen corresponding path program 95 times [2022-02-10 23:51:19,574 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:51:19,574 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657015361] [2022-02-10 23:51:19,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:51:19,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:51:19,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:51:19,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:51:19,831 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:51:19,831 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657015361] [2022-02-10 23:51:19,831 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [657015361] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:51:19,831 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:51:19,831 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:51:19,831 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404136301] [2022-02-10 23:51:19,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:51:19,831 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:51:19,832 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:51:19,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:51:19,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:51:19,832 INFO L87 Difference]: Start difference. First operand 3260 states and 6346 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:22,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:51:22,592 INFO L93 Difference]: Finished difference Result 8975 states and 17300 transitions. [2022-02-10 23:51:22,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-02-10 23:51:22,593 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:51:22,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:51:22,604 INFO L225 Difference]: With dead ends: 8975 [2022-02-10 23:51:22,604 INFO L226 Difference]: Without dead ends: 8975 [2022-02-10 23:51:22,605 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1166 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=741, Invalid=3549, Unknown=0, NotChecked=0, Total=4290 [2022-02-10 23:51:22,605 INFO L934 BasicCegarLoop]: 428 mSDtfsCounter, 1539 mSDsluCounter, 4943 mSDsCounter, 0 mSdLazyCounter, 4570 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1539 SdHoareTripleChecker+Valid, 5367 SdHoareTripleChecker+Invalid, 4861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 4570 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:51:22,605 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1539 Valid, 5367 Invalid, 4861 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 4570 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-10 23:51:22,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8975 states. [2022-02-10 23:51:22,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8975 to 3250. [2022-02-10 23:51:22,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3250 states, 3238 states have (on average 1.9536751080914145) internal successors, (6326), 3249 states have internal predecessors, (6326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:22,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3250 states to 3250 states and 6326 transitions. [2022-02-10 23:51:22,647 INFO L78 Accepts]: Start accepts. Automaton has 3250 states and 6326 transitions. Word has length 135 [2022-02-10 23:51:22,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:51:22,647 INFO L470 AbstractCegarLoop]: Abstraction has 3250 states and 6326 transitions. [2022-02-10 23:51:22,647 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:22,647 INFO L276 IsEmpty]: Start isEmpty. Operand 3250 states and 6326 transitions. [2022-02-10 23:51:22,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:51:22,648 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:51:22,648 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:51:22,648 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable235 [2022-02-10 23:51:22,648 INFO L402 AbstractCegarLoop]: === Iteration 237 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:51:22,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:51:22,649 INFO L85 PathProgramCache]: Analyzing trace with hash 1152809711, now seen corresponding path program 96 times [2022-02-10 23:51:22,649 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:51:22,649 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815831758] [2022-02-10 23:51:22,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:51:22,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:51:22,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:51:22,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:51:22,906 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:51:22,906 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815831758] [2022-02-10 23:51:22,906 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1815831758] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:51:22,906 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:51:22,906 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:51:22,907 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771833790] [2022-02-10 23:51:22,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:51:22,907 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:51:22,907 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:51:22,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:51:22,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:51:22,907 INFO L87 Difference]: Start difference. First operand 3250 states and 6326 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:25,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:51:25,138 INFO L93 Difference]: Finished difference Result 7527 states and 14547 transitions. [2022-02-10 23:51:25,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-02-10 23:51:25,138 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:51:25,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:51:25,147 INFO L225 Difference]: With dead ends: 7527 [2022-02-10 23:51:25,147 INFO L226 Difference]: Without dead ends: 7507 [2022-02-10 23:51:25,147 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 708 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=559, Invalid=2521, Unknown=0, NotChecked=0, Total=3080 [2022-02-10 23:51:25,148 INFO L934 BasicCegarLoop]: 417 mSDtfsCounter, 1637 mSDsluCounter, 4104 mSDsCounter, 0 mSdLazyCounter, 3639 mSolverCounterSat, 306 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1637 SdHoareTripleChecker+Valid, 4517 SdHoareTripleChecker+Invalid, 3945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 306 IncrementalHoareTripleChecker+Valid, 3639 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:51:25,148 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1637 Valid, 4517 Invalid, 3945 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [306 Valid, 3639 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:51:25,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7507 states. [2022-02-10 23:51:25,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7507 to 3226. [2022-02-10 23:51:25,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3226 states, 3214 states have (on average 1.953329184816428) internal successors, (6278), 3225 states have internal predecessors, (6278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:25,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3226 states to 3226 states and 6278 transitions. [2022-02-10 23:51:25,192 INFO L78 Accepts]: Start accepts. Automaton has 3226 states and 6278 transitions. Word has length 135 [2022-02-10 23:51:25,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:51:25,192 INFO L470 AbstractCegarLoop]: Abstraction has 3226 states and 6278 transitions. [2022-02-10 23:51:25,193 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:25,193 INFO L276 IsEmpty]: Start isEmpty. Operand 3226 states and 6278 transitions. [2022-02-10 23:51:25,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:51:25,194 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:51:25,194 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:51:25,194 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable236 [2022-02-10 23:51:25,194 INFO L402 AbstractCegarLoop]: === Iteration 238 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:51:25,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:51:25,194 INFO L85 PathProgramCache]: Analyzing trace with hash 1119210483, now seen corresponding path program 97 times [2022-02-10 23:51:25,194 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:51:25,194 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076648295] [2022-02-10 23:51:25,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:51:25,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:51:25,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:51:25,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:51:25,466 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:51:25,466 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076648295] [2022-02-10 23:51:25,466 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1076648295] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:51:25,466 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:51:25,466 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:51:25,466 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896546070] [2022-02-10 23:51:25,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:51:25,466 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:51:25,466 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:51:25,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:51:25,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:51:25,467 INFO L87 Difference]: Start difference. First operand 3226 states and 6278 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:27,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:51:27,945 INFO L93 Difference]: Finished difference Result 7346 states and 14182 transitions. [2022-02-10 23:51:27,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-02-10 23:51:27,945 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:51:27,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:51:27,952 INFO L225 Difference]: With dead ends: 7346 [2022-02-10 23:51:27,952 INFO L226 Difference]: Without dead ends: 7346 [2022-02-10 23:51:27,952 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 855 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=643, Invalid=2897, Unknown=0, NotChecked=0, Total=3540 [2022-02-10 23:51:27,953 INFO L934 BasicCegarLoop]: 404 mSDtfsCounter, 1511 mSDsluCounter, 4454 mSDsCounter, 0 mSdLazyCounter, 4171 mSolverCounterSat, 260 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1511 SdHoareTripleChecker+Valid, 4854 SdHoareTripleChecker+Invalid, 4431 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 260 IncrementalHoareTripleChecker+Valid, 4171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:51:27,953 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1511 Valid, 4854 Invalid, 4431 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [260 Valid, 4171 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-10 23:51:27,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7346 states. [2022-02-10 23:51:27,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7346 to 3228. [2022-02-10 23:51:27,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3228 states, 3216 states have (on average 1.953358208955224) internal successors, (6282), 3227 states have internal predecessors, (6282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:27,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3228 states to 3228 states and 6282 transitions. [2022-02-10 23:51:27,989 INFO L78 Accepts]: Start accepts. Automaton has 3228 states and 6282 transitions. Word has length 135 [2022-02-10 23:51:27,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:51:27,989 INFO L470 AbstractCegarLoop]: Abstraction has 3228 states and 6282 transitions. [2022-02-10 23:51:27,989 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:27,989 INFO L276 IsEmpty]: Start isEmpty. Operand 3228 states and 6282 transitions. [2022-02-10 23:51:27,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:51:27,990 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:51:27,990 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:51:27,991 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable237 [2022-02-10 23:51:27,991 INFO L402 AbstractCegarLoop]: === Iteration 239 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:51:27,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:51:27,991 INFO L85 PathProgramCache]: Analyzing trace with hash -116669611, now seen corresponding path program 98 times [2022-02-10 23:51:27,991 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:51:27,991 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969014969] [2022-02-10 23:51:27,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:51:27,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:51:28,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:51:28,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:51:28,244 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:51:28,244 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969014969] [2022-02-10 23:51:28,244 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [969014969] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:51:28,244 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:51:28,244 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:51:28,244 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6021708] [2022-02-10 23:51:28,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:51:28,244 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:51:28,244 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:51:28,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:51:28,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:51:28,245 INFO L87 Difference]: Start difference. First operand 3228 states and 6282 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:30,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:51:30,785 INFO L93 Difference]: Finished difference Result 7385 states and 14259 transitions. [2022-02-10 23:51:30,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-02-10 23:51:30,785 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:51:30,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:51:30,794 INFO L225 Difference]: With dead ends: 7385 [2022-02-10 23:51:30,794 INFO L226 Difference]: Without dead ends: 7385 [2022-02-10 23:51:30,795 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 858 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=636, Invalid=2904, Unknown=0, NotChecked=0, Total=3540 [2022-02-10 23:51:30,795 INFO L934 BasicCegarLoop]: 417 mSDtfsCounter, 1491 mSDsluCounter, 4572 mSDsCounter, 0 mSdLazyCounter, 4298 mSolverCounterSat, 337 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1491 SdHoareTripleChecker+Valid, 4985 SdHoareTripleChecker+Invalid, 4635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 337 IncrementalHoareTripleChecker+Valid, 4298 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:51:30,795 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1491 Valid, 4985 Invalid, 4635 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [337 Valid, 4298 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-10 23:51:30,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7385 states. [2022-02-10 23:51:30,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7385 to 3222. [2022-02-10 23:51:30,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3222 states, 3210 states have (on average 1.9532710280373833) internal successors, (6270), 3221 states have internal predecessors, (6270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:30,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 3222 states and 6270 transitions. [2022-02-10 23:51:30,840 INFO L78 Accepts]: Start accepts. Automaton has 3222 states and 6270 transitions. Word has length 135 [2022-02-10 23:51:30,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:51:30,840 INFO L470 AbstractCegarLoop]: Abstraction has 3222 states and 6270 transitions. [2022-02-10 23:51:30,840 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:30,840 INFO L276 IsEmpty]: Start isEmpty. Operand 3222 states and 6270 transitions. [2022-02-10 23:51:30,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:51:30,841 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:51:30,841 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:51:30,841 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable238 [2022-02-10 23:51:30,841 INFO L402 AbstractCegarLoop]: === Iteration 240 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:51:30,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:51:30,841 INFO L85 PathProgramCache]: Analyzing trace with hash 1127087811, now seen corresponding path program 99 times [2022-02-10 23:51:30,841 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:51:30,842 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696763405] [2022-02-10 23:51:30,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:51:30,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:51:30,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:51:31,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:51:31,092 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:51:31,092 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696763405] [2022-02-10 23:51:31,092 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1696763405] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:51:31,092 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:51:31,092 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:51:31,092 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963857205] [2022-02-10 23:51:31,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:51:31,092 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:51:31,092 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:51:31,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:51:31,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:51:31,093 INFO L87 Difference]: Start difference. First operand 3222 states and 6270 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:33,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:51:33,281 INFO L93 Difference]: Finished difference Result 7327 states and 14144 transitions. [2022-02-10 23:51:33,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-02-10 23:51:33,281 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:51:33,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:51:33,290 INFO L225 Difference]: With dead ends: 7327 [2022-02-10 23:51:33,290 INFO L226 Difference]: Without dead ends: 7327 [2022-02-10 23:51:33,291 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 860 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=635, Invalid=2905, Unknown=0, NotChecked=0, Total=3540 [2022-02-10 23:51:33,291 INFO L934 BasicCegarLoop]: 373 mSDtfsCounter, 1694 mSDsluCounter, 3705 mSDsCounter, 0 mSdLazyCounter, 3331 mSolverCounterSat, 358 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1694 SdHoareTripleChecker+Valid, 4074 SdHoareTripleChecker+Invalid, 3689 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 358 IncrementalHoareTripleChecker+Valid, 3331 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:51:33,291 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1694 Valid, 4074 Invalid, 3689 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [358 Valid, 3331 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:51:33,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7327 states. [2022-02-10 23:51:33,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7327 to 3226. [2022-02-10 23:51:33,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3226 states, 3214 states have (on average 1.953329184816428) internal successors, (6278), 3225 states have internal predecessors, (6278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:33,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3226 states to 3226 states and 6278 transitions. [2022-02-10 23:51:33,331 INFO L78 Accepts]: Start accepts. Automaton has 3226 states and 6278 transitions. Word has length 135 [2022-02-10 23:51:33,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:51:33,331 INFO L470 AbstractCegarLoop]: Abstraction has 3226 states and 6278 transitions. [2022-02-10 23:51:33,331 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:33,331 INFO L276 IsEmpty]: Start isEmpty. Operand 3226 states and 6278 transitions. [2022-02-10 23:51:33,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:51:33,332 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:51:33,332 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:51:33,332 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable239 [2022-02-10 23:51:33,332 INFO L402 AbstractCegarLoop]: === Iteration 241 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:51:33,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:51:33,332 INFO L85 PathProgramCache]: Analyzing trace with hash -108792283, now seen corresponding path program 100 times [2022-02-10 23:51:33,333 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:51:33,333 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877262502] [2022-02-10 23:51:33,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:51:33,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:51:33,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:51:33,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:51:33,587 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:51:33,587 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877262502] [2022-02-10 23:51:33,587 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [877262502] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:51:33,587 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:51:33,587 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:51:33,587 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702089853] [2022-02-10 23:51:33,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:51:33,588 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:51:33,588 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:51:33,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:51:33,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:51:33,588 INFO L87 Difference]: Start difference. First operand 3226 states and 6278 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:36,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:51:36,017 INFO L93 Difference]: Finished difference Result 7447 states and 14379 transitions. [2022-02-10 23:51:36,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-02-10 23:51:36,018 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:51:36,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:51:36,026 INFO L225 Difference]: With dead ends: 7447 [2022-02-10 23:51:36,026 INFO L226 Difference]: Without dead ends: 7447 [2022-02-10 23:51:36,026 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 940 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=677, Invalid=3105, Unknown=0, NotChecked=0, Total=3782 [2022-02-10 23:51:36,026 INFO L934 BasicCegarLoop]: 386 mSDtfsCounter, 1522 mSDsluCounter, 4091 mSDsCounter, 0 mSdLazyCounter, 3813 mSolverCounterSat, 353 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1522 SdHoareTripleChecker+Valid, 4473 SdHoareTripleChecker+Invalid, 4166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 353 IncrementalHoareTripleChecker+Valid, 3813 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:51:36,026 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1522 Valid, 4473 Invalid, 4166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [353 Valid, 3813 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:51:36,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7447 states. [2022-02-10 23:51:36,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7447 to 3224. [2022-02-10 23:51:36,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3224 states, 3212 states have (on average 1.9533001245330013) internal successors, (6274), 3223 states have internal predecessors, (6274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:36,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3224 states to 3224 states and 6274 transitions. [2022-02-10 23:51:36,065 INFO L78 Accepts]: Start accepts. Automaton has 3224 states and 6274 transitions. Word has length 135 [2022-02-10 23:51:36,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:51:36,065 INFO L470 AbstractCegarLoop]: Abstraction has 3224 states and 6274 transitions. [2022-02-10 23:51:36,065 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:36,065 INFO L276 IsEmpty]: Start isEmpty. Operand 3224 states and 6274 transitions. [2022-02-10 23:51:36,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:51:36,066 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:51:36,066 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:51:36,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable240 [2022-02-10 23:51:36,066 INFO L402 AbstractCegarLoop]: === Iteration 242 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:51:36,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:51:36,066 INFO L85 PathProgramCache]: Analyzing trace with hash 2092037507, now seen corresponding path program 101 times [2022-02-10 23:51:36,066 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:51:36,066 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513853791] [2022-02-10 23:51:36,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:51:36,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:51:36,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:51:36,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:51:36,333 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:51:36,333 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513853791] [2022-02-10 23:51:36,333 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [513853791] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:51:36,333 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:51:36,333 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:51:36,333 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788540626] [2022-02-10 23:51:36,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:51:36,333 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:51:36,333 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:51:36,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:51:36,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:51:36,334 INFO L87 Difference]: Start difference. First operand 3224 states and 6274 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:39,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:51:39,095 INFO L93 Difference]: Finished difference Result 7467 states and 14423 transitions. [2022-02-10 23:51:39,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-02-10 23:51:39,096 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:51:39,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:51:39,105 INFO L225 Difference]: With dead ends: 7467 [2022-02-10 23:51:39,105 INFO L226 Difference]: Without dead ends: 7467 [2022-02-10 23:51:39,105 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 864 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=623, Invalid=2917, Unknown=0, NotChecked=0, Total=3540 [2022-02-10 23:51:39,105 INFO L934 BasicCegarLoop]: 402 mSDtfsCounter, 1564 mSDsluCounter, 4951 mSDsCounter, 0 mSdLazyCounter, 4870 mSolverCounterSat, 304 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1564 SdHoareTripleChecker+Valid, 5349 SdHoareTripleChecker+Invalid, 5174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 304 IncrementalHoareTripleChecker+Valid, 4870 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:51:39,105 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1564 Valid, 5349 Invalid, 5174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [304 Valid, 4870 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-10 23:51:39,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7467 states. [2022-02-10 23:51:39,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7467 to 3218. [2022-02-10 23:51:39,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3218 states, 3206 states have (on average 1.9532127261384904) internal successors, (6262), 3217 states have internal predecessors, (6262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:39,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 3218 states and 6262 transitions. [2022-02-10 23:51:39,145 INFO L78 Accepts]: Start accepts. Automaton has 3218 states and 6262 transitions. Word has length 135 [2022-02-10 23:51:39,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:51:39,146 INFO L470 AbstractCegarLoop]: Abstraction has 3218 states and 6262 transitions. [2022-02-10 23:51:39,146 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:39,146 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 6262 transitions. [2022-02-10 23:51:39,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:51:39,147 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:51:39,147 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:51:39,147 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable241 [2022-02-10 23:51:39,147 INFO L402 AbstractCegarLoop]: === Iteration 243 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:51:39,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:51:39,147 INFO L85 PathProgramCache]: Analyzing trace with hash 1154631077, now seen corresponding path program 102 times [2022-02-10 23:51:39,147 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:51:39,147 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715730966] [2022-02-10 23:51:39,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:51:39,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:51:39,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:51:39,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:51:39,416 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:51:39,416 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715730966] [2022-02-10 23:51:39,416 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [715730966] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:51:39,416 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:51:39,417 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:51:39,417 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866547601] [2022-02-10 23:51:39,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:51:39,417 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:51:39,417 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:51:39,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:51:39,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:51:39,417 INFO L87 Difference]: Start difference. First operand 3218 states and 6262 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:41,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:51:41,637 INFO L93 Difference]: Finished difference Result 7315 states and 14120 transitions. [2022-02-10 23:51:41,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-02-10 23:51:41,638 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:51:41,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:51:41,645 INFO L225 Difference]: With dead ends: 7315 [2022-02-10 23:51:41,645 INFO L226 Difference]: Without dead ends: 7315 [2022-02-10 23:51:41,645 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 865 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=629, Invalid=2911, Unknown=0, NotChecked=0, Total=3540 [2022-02-10 23:51:41,645 INFO L934 BasicCegarLoop]: 353 mSDtfsCounter, 1277 mSDsluCounter, 4143 mSDsCounter, 0 mSdLazyCounter, 3566 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1277 SdHoareTripleChecker+Valid, 4492 SdHoareTripleChecker+Invalid, 3796 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 3566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:51:41,646 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1277 Valid, 4492 Invalid, 3796 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 3566 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:51:41,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7315 states. [2022-02-10 23:51:41,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7315 to 3218. [2022-02-10 23:51:41,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3218 states, 3206 states have (on average 1.9532127261384904) internal successors, (6262), 3217 states have internal predecessors, (6262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:41,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 3218 states and 6262 transitions. [2022-02-10 23:51:41,680 INFO L78 Accepts]: Start accepts. Automaton has 3218 states and 6262 transitions. Word has length 135 [2022-02-10 23:51:41,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:51:41,680 INFO L470 AbstractCegarLoop]: Abstraction has 3218 states and 6262 transitions. [2022-02-10 23:51:41,680 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:41,680 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 6262 transitions. [2022-02-10 23:51:41,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:51:41,681 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:51:41,681 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:51:41,681 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable242 [2022-02-10 23:51:41,681 INFO L402 AbstractCegarLoop]: === Iteration 244 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:51:41,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:51:41,681 INFO L85 PathProgramCache]: Analyzing trace with hash -81249017, now seen corresponding path program 103 times [2022-02-10 23:51:41,681 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:51:41,681 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [616360374] [2022-02-10 23:51:41,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:51:41,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:51:41,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:51:41,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:51:41,944 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:51:41,944 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [616360374] [2022-02-10 23:51:41,945 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [616360374] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:51:41,945 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:51:41,945 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:51:41,945 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313099808] [2022-02-10 23:51:41,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:51:41,945 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:51:41,945 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:51:41,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:51:41,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:51:41,945 INFO L87 Difference]: Start difference. First operand 3218 states and 6262 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:44,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:51:44,339 INFO L93 Difference]: Finished difference Result 7435 states and 14355 transitions. [2022-02-10 23:51:44,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-02-10 23:51:44,339 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:51:44,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:51:44,347 INFO L225 Difference]: With dead ends: 7435 [2022-02-10 23:51:44,348 INFO L226 Difference]: Without dead ends: 7435 [2022-02-10 23:51:44,348 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 946 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=670, Invalid=3112, Unknown=0, NotChecked=0, Total=3782 [2022-02-10 23:51:44,348 INFO L934 BasicCegarLoop]: 366 mSDtfsCounter, 1420 mSDsluCounter, 4154 mSDsCounter, 0 mSdLazyCounter, 3813 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1420 SdHoareTripleChecker+Valid, 4516 SdHoareTripleChecker+Invalid, 4111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 3813 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:51:44,348 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1420 Valid, 4516 Invalid, 4111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 3813 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:51:44,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7435 states. [2022-02-10 23:51:44,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7435 to 3216. [2022-02-10 23:51:44,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3216 states, 3204 states have (on average 1.953183520599251) internal successors, (6258), 3215 states have internal predecessors, (6258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:44,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3216 states to 3216 states and 6258 transitions. [2022-02-10 23:51:44,387 INFO L78 Accepts]: Start accepts. Automaton has 3216 states and 6258 transitions. Word has length 135 [2022-02-10 23:51:44,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:51:44,387 INFO L470 AbstractCegarLoop]: Abstraction has 3216 states and 6258 transitions. [2022-02-10 23:51:44,387 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:44,387 INFO L276 IsEmpty]: Start isEmpty. Operand 3216 states and 6258 transitions. [2022-02-10 23:51:44,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:51:44,388 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:51:44,388 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:51:44,388 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable243 [2022-02-10 23:51:44,389 INFO L402 AbstractCegarLoop]: === Iteration 245 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:51:44,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:51:44,389 INFO L85 PathProgramCache]: Analyzing trace with hash 2119580773, now seen corresponding path program 104 times [2022-02-10 23:51:44,389 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:51:44,389 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738116552] [2022-02-10 23:51:44,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:51:44,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:51:44,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:51:44,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:51:44,644 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:51:44,644 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738116552] [2022-02-10 23:51:44,644 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1738116552] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:51:44,644 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:51:44,644 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:51:44,644 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982158370] [2022-02-10 23:51:44,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:51:44,644 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:51:44,644 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:51:44,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:51:44,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:51:44,645 INFO L87 Difference]: Start difference. First operand 3216 states and 6258 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:47,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:51:47,179 INFO L93 Difference]: Finished difference Result 7515 states and 14515 transitions. [2022-02-10 23:51:47,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-02-10 23:51:47,179 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:51:47,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:51:47,188 INFO L225 Difference]: With dead ends: 7515 [2022-02-10 23:51:47,188 INFO L226 Difference]: Without dead ends: 7515 [2022-02-10 23:51:47,189 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 950 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=663, Invalid=3119, Unknown=0, NotChecked=0, Total=3782 [2022-02-10 23:51:47,189 INFO L934 BasicCegarLoop]: 382 mSDtfsCounter, 1394 mSDsluCounter, 4536 mSDsCounter, 0 mSdLazyCounter, 4244 mSolverCounterSat, 322 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1394 SdHoareTripleChecker+Valid, 4914 SdHoareTripleChecker+Invalid, 4566 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 322 IncrementalHoareTripleChecker+Valid, 4244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:51:47,189 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1394 Valid, 4914 Invalid, 4566 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [322 Valid, 4244 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-10 23:51:47,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7515 states. [2022-02-10 23:51:47,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7515 to 3214. [2022-02-10 23:51:47,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3214 states, 3202 states have (on average 1.95315427857589) internal successors, (6254), 3213 states have internal predecessors, (6254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:47,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 3214 states and 6254 transitions. [2022-02-10 23:51:47,243 INFO L78 Accepts]: Start accepts. Automaton has 3214 states and 6254 transitions. Word has length 135 [2022-02-10 23:51:47,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:51:47,243 INFO L470 AbstractCegarLoop]: Abstraction has 3214 states and 6254 transitions. [2022-02-10 23:51:47,243 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:47,244 INFO L276 IsEmpty]: Start isEmpty. Operand 3214 states and 6254 transitions. [2022-02-10 23:51:47,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:51:47,245 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:51:47,245 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:51:47,245 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable244 [2022-02-10 23:51:47,245 INFO L402 AbstractCegarLoop]: === Iteration 246 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:51:47,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:51:47,245 INFO L85 PathProgramCache]: Analyzing trace with hash -2068533497, now seen corresponding path program 105 times [2022-02-10 23:51:47,245 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:51:47,245 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725721143] [2022-02-10 23:51:47,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:51:47,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:51:47,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:51:47,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:51:47,487 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:51:47,487 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1725721143] [2022-02-10 23:51:47,487 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1725721143] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:51:47,487 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:51:47,487 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:51:47,487 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502957671] [2022-02-10 23:51:47,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:51:47,488 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:51:47,488 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:51:47,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:51:47,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:51:47,488 INFO L87 Difference]: Start difference. First operand 3214 states and 6254 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:49,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:51:49,835 INFO L93 Difference]: Finished difference Result 7350 states and 14189 transitions. [2022-02-10 23:51:49,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-02-10 23:51:49,836 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:51:49,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:51:49,844 INFO L225 Difference]: With dead ends: 7350 [2022-02-10 23:51:49,844 INFO L226 Difference]: Without dead ends: 7350 [2022-02-10 23:51:49,844 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 871 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=612, Invalid=2928, Unknown=0, NotChecked=0, Total=3540 [2022-02-10 23:51:49,844 INFO L934 BasicCegarLoop]: 394 mSDtfsCounter, 1327 mSDsluCounter, 4395 mSDsCounter, 0 mSdLazyCounter, 4025 mSolverCounterSat, 288 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1327 SdHoareTripleChecker+Valid, 4785 SdHoareTripleChecker+Invalid, 4313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 288 IncrementalHoareTripleChecker+Valid, 4025 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:51:49,844 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1327 Valid, 4785 Invalid, 4313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [288 Valid, 4025 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:51:49,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7350 states. [2022-02-10 23:51:49,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7350 to 3160. [2022-02-10 23:51:49,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3160 states, 3148 states have (on average 1.9523506988564168) internal successors, (6146), 3159 states have internal predecessors, (6146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:49,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3160 states to 3160 states and 6146 transitions. [2022-02-10 23:51:49,881 INFO L78 Accepts]: Start accepts. Automaton has 3160 states and 6146 transitions. Word has length 135 [2022-02-10 23:51:49,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:51:49,881 INFO L470 AbstractCegarLoop]: Abstraction has 3160 states and 6146 transitions. [2022-02-10 23:51:49,881 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:49,881 INFO L276 IsEmpty]: Start isEmpty. Operand 3160 states and 6146 transitions. [2022-02-10 23:51:49,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:51:49,882 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:51:49,882 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:51:49,882 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable245 [2022-02-10 23:51:49,883 INFO L402 AbstractCegarLoop]: === Iteration 247 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:51:49,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:51:49,883 INFO L85 PathProgramCache]: Analyzing trace with hash -467235185, now seen corresponding path program 61 times [2022-02-10 23:51:49,883 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:51:49,883 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636376646] [2022-02-10 23:51:49,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:51:49,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:51:49,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:51:50,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:51:50,224 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:51:50,224 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636376646] [2022-02-10 23:51:50,224 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1636376646] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:51:50,224 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:51:50,224 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:51:50,224 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812981205] [2022-02-10 23:51:50,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:51:50,224 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:51:50,224 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:51:50,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:51:50,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:51:50,225 INFO L87 Difference]: Start difference. First operand 3160 states and 6146 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:51,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:51:51,700 INFO L93 Difference]: Finished difference Result 5165 states and 10082 transitions. [2022-02-10 23:51:51,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-10 23:51:51,701 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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 135 [2022-02-10 23:51:51,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:51:51,706 INFO L225 Difference]: With dead ends: 5165 [2022-02-10 23:51:51,706 INFO L226 Difference]: Without dead ends: 5165 [2022-02-10 23:51:51,706 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 344 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=381, Invalid=1599, Unknown=0, NotChecked=0, Total=1980 [2022-02-10 23:51:51,706 INFO L934 BasicCegarLoop]: 244 mSDtfsCounter, 981 mSDsluCounter, 2860 mSDsCounter, 0 mSdLazyCounter, 2376 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 981 SdHoareTripleChecker+Valid, 3101 SdHoareTripleChecker+Invalid, 2470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 2376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:51:51,706 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [981 Valid, 3101 Invalid, 2470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 2376 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:51:51,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5165 states. [2022-02-10 23:51:51,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5165 to 3154. [2022-02-10 23:51:51,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3154 states, 3142 states have (on average 1.9522597071928707) internal successors, (6134), 3153 states have internal predecessors, (6134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:51,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3154 states to 3154 states and 6134 transitions. [2022-02-10 23:51:51,736 INFO L78 Accepts]: Start accepts. Automaton has 3154 states and 6134 transitions. Word has length 135 [2022-02-10 23:51:51,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:51:51,736 INFO L470 AbstractCegarLoop]: Abstraction has 3154 states and 6134 transitions. [2022-02-10 23:51:51,736 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:51,736 INFO L276 IsEmpty]: Start isEmpty. Operand 3154 states and 6134 transitions. [2022-02-10 23:51:51,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:51:51,737 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:51:51,738 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:51:51,738 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable246 [2022-02-10 23:51:51,738 INFO L402 AbstractCegarLoop]: === Iteration 248 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:51:51,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:51:51,738 INFO L85 PathProgramCache]: Analyzing trace with hash 1939113943, now seen corresponding path program 62 times [2022-02-10 23:51:51,738 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:51:51,738 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182342540] [2022-02-10 23:51:51,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:51:51,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:51:51,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:51:52,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:51:52,065 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:51:52,065 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182342540] [2022-02-10 23:51:52,065 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182342540] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:51:52,065 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:51:52,065 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:51:52,065 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100895430] [2022-02-10 23:51:52,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:51:52,065 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:51:52,065 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:51:52,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:51:52,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:51:52,066 INFO L87 Difference]: Start difference. First operand 3154 states and 6134 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:53,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:51:53,687 INFO L93 Difference]: Finished difference Result 5197 states and 10144 transitions. [2022-02-10 23:51:53,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-02-10 23:51:53,688 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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 135 [2022-02-10 23:51:53,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:51:53,693 INFO L225 Difference]: With dead ends: 5197 [2022-02-10 23:51:53,693 INFO L226 Difference]: Without dead ends: 5197 [2022-02-10 23:51:53,694 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 418 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=428, Invalid=1828, Unknown=0, NotChecked=0, Total=2256 [2022-02-10 23:51:53,694 INFO L934 BasicCegarLoop]: 253 mSDtfsCounter, 1077 mSDsluCounter, 2914 mSDsCounter, 0 mSdLazyCounter, 2597 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1077 SdHoareTripleChecker+Valid, 3164 SdHoareTripleChecker+Invalid, 2706 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 2597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:51:53,694 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1077 Valid, 3164 Invalid, 2706 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 2597 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:51:53,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5197 states. [2022-02-10 23:51:53,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5197 to 3148. [2022-02-10 23:51:53,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3148 states, 3136 states have (on average 1.9521683673469388) internal successors, (6122), 3147 states have internal predecessors, (6122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:53,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3148 states to 3148 states and 6122 transitions. [2022-02-10 23:51:53,727 INFO L78 Accepts]: Start accepts. Automaton has 3148 states and 6122 transitions. Word has length 135 [2022-02-10 23:51:53,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:51:53,727 INFO L470 AbstractCegarLoop]: Abstraction has 3148 states and 6122 transitions. [2022-02-10 23:51:53,727 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:53,727 INFO L276 IsEmpty]: Start isEmpty. Operand 3148 states and 6122 transitions. [2022-02-10 23:51:53,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:51:53,728 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:51:53,728 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:51:53,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable247 [2022-02-10 23:51:53,728 INFO L402 AbstractCegarLoop]: === Iteration 249 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:51:53,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:51:53,728 INFO L85 PathProgramCache]: Analyzing trace with hash 826534735, now seen corresponding path program 63 times [2022-02-10 23:51:53,728 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:51:53,729 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401605508] [2022-02-10 23:51:53,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:51:53,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:51:53,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:51:54,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:51:54,056 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:51:54,056 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401605508] [2022-02-10 23:51:54,057 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [401605508] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:51:54,057 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:51:54,057 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:51:54,057 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717225054] [2022-02-10 23:51:54,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:51:54,057 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:51:54,057 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:51:54,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:51:54,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:51:54,057 INFO L87 Difference]: Start difference. First operand 3148 states and 6122 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:55,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:51:55,609 INFO L93 Difference]: Finished difference Result 5254 states and 10254 transitions. [2022-02-10 23:51:55,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-02-10 23:51:55,609 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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 135 [2022-02-10 23:51:55,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:51:55,615 INFO L225 Difference]: With dead ends: 5254 [2022-02-10 23:51:55,615 INFO L226 Difference]: Without dead ends: 5254 [2022-02-10 23:51:55,615 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 476 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=457, Invalid=1993, Unknown=0, NotChecked=0, Total=2450 [2022-02-10 23:51:55,615 INFO L934 BasicCegarLoop]: 259 mSDtfsCounter, 841 mSDsluCounter, 2887 mSDsCounter, 0 mSdLazyCounter, 2375 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 841 SdHoareTripleChecker+Valid, 3143 SdHoareTripleChecker+Invalid, 2494 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 2375 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:51:55,615 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [841 Valid, 3143 Invalid, 2494 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 2375 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:51:55,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5254 states. [2022-02-10 23:51:55,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5254 to 3142. [2022-02-10 23:51:55,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3142 states, 3130 states have (on average 1.9520766773162939) internal successors, (6110), 3141 states have internal predecessors, (6110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:55,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3142 states to 3142 states and 6110 transitions. [2022-02-10 23:51:55,646 INFO L78 Accepts]: Start accepts. Automaton has 3142 states and 6110 transitions. Word has length 135 [2022-02-10 23:51:55,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:51:55,646 INFO L470 AbstractCegarLoop]: Abstraction has 3142 states and 6110 transitions. [2022-02-10 23:51:55,646 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:55,646 INFO L276 IsEmpty]: Start isEmpty. Operand 3142 states and 6110 transitions. [2022-02-10 23:51:55,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:51:55,647 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:51:55,647 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:51:55,647 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable248 [2022-02-10 23:51:55,647 INFO L402 AbstractCegarLoop]: === Iteration 250 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:51:55,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:51:55,648 INFO L85 PathProgramCache]: Analyzing trace with hash 1749576215, now seen corresponding path program 64 times [2022-02-10 23:51:55,648 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:51:55,648 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198304977] [2022-02-10 23:51:55,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:51:55,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:51:55,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:51:55,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:51:55,979 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:51:55,979 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198304977] [2022-02-10 23:51:55,979 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198304977] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:51:55,979 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:51:55,979 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:51:55,979 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779848570] [2022-02-10 23:51:55,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:51:55,979 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:51:55,979 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:51:55,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:51:55,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:51:55,980 INFO L87 Difference]: Start difference. First operand 3142 states and 6110 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:57,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:51:57,529 INFO L93 Difference]: Finished difference Result 5271 states and 10281 transitions. [2022-02-10 23:51:57,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-02-10 23:51:57,529 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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 135 [2022-02-10 23:51:57,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:51:57,534 INFO L225 Difference]: With dead ends: 5271 [2022-02-10 23:51:57,534 INFO L226 Difference]: Without dead ends: 5271 [2022-02-10 23:51:57,535 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 535 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=495, Invalid=2157, Unknown=0, NotChecked=0, Total=2652 [2022-02-10 23:51:57,535 INFO L934 BasicCegarLoop]: 268 mSDtfsCounter, 1008 mSDsluCounter, 2933 mSDsCounter, 0 mSdLazyCounter, 2388 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1008 SdHoareTripleChecker+Valid, 3198 SdHoareTripleChecker+Invalid, 2523 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 2388 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:51:57,535 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1008 Valid, 3198 Invalid, 2523 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 2388 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:51:57,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5271 states. [2022-02-10 23:51:57,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5271 to 3064. [2022-02-10 23:51:57,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3064 states, 3052 states have (on average 1.9495412844036697) internal successors, (5950), 3063 states have internal predecessors, (5950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:57,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3064 states to 3064 states and 5950 transitions. [2022-02-10 23:51:57,568 INFO L78 Accepts]: Start accepts. Automaton has 3064 states and 5950 transitions. Word has length 135 [2022-02-10 23:51:57,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:51:57,568 INFO L470 AbstractCegarLoop]: Abstraction has 3064 states and 5950 transitions. [2022-02-10 23:51:57,568 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:51:57,568 INFO L276 IsEmpty]: Start isEmpty. Operand 3064 states and 5950 transitions. [2022-02-10 23:51:57,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:51:57,569 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:51:57,569 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:51:57,569 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable249 [2022-02-10 23:51:57,569 INFO L402 AbstractCegarLoop]: === Iteration 251 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:51:57,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:51:57,570 INFO L85 PathProgramCache]: Analyzing trace with hash 279365425, now seen corresponding path program 106 times [2022-02-10 23:51:57,570 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:51:57,570 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485797148] [2022-02-10 23:51:57,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:51:57,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:51:57,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:51:57,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:51:57,822 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:51:57,823 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485797148] [2022-02-10 23:51:57,823 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485797148] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:51:57,823 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:51:57,823 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:51:57,823 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512041150] [2022-02-10 23:51:57,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:51:57,823 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:51:57,823 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:51:57,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:51:57,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:51:57,823 INFO L87 Difference]: Start difference. First operand 3064 states and 5950 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:00,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:52:00,060 INFO L93 Difference]: Finished difference Result 5540 states and 10652 transitions. [2022-02-10 23:52:00,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-02-10 23:52:00,061 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:52:00,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:52:00,066 INFO L225 Difference]: With dead ends: 5540 [2022-02-10 23:52:00,066 INFO L226 Difference]: Without dead ends: 5520 [2022-02-10 23:52:00,066 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1242 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=703, Invalid=3853, Unknown=0, NotChecked=0, Total=4556 [2022-02-10 23:52:00,066 INFO L934 BasicCegarLoop]: 309 mSDtfsCounter, 1966 mSDsluCounter, 3359 mSDsCounter, 0 mSdLazyCounter, 3545 mSolverCounterSat, 347 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1966 SdHoareTripleChecker+Valid, 3664 SdHoareTripleChecker+Invalid, 3892 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 347 IncrementalHoareTripleChecker+Valid, 3545 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:52:00,066 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1966 Valid, 3664 Invalid, 3892 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [347 Valid, 3545 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:52:00,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5520 states. [2022-02-10 23:52:00,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5520 to 3024. [2022-02-10 23:52:00,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3024 states, 3012 states have (on average 1.948871181938911) internal successors, (5870), 3023 states have internal predecessors, (5870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:00,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3024 states to 3024 states and 5870 transitions. [2022-02-10 23:52:00,097 INFO L78 Accepts]: Start accepts. Automaton has 3024 states and 5870 transitions. Word has length 135 [2022-02-10 23:52:00,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:52:00,097 INFO L470 AbstractCegarLoop]: Abstraction has 3024 states and 5870 transitions. [2022-02-10 23:52:00,097 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:00,097 INFO L276 IsEmpty]: Start isEmpty. Operand 3024 states and 5870 transitions. [2022-02-10 23:52:00,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:52:00,098 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:52:00,098 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:52:00,098 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable250 [2022-02-10 23:52:00,099 INFO L402 AbstractCegarLoop]: === Iteration 252 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:52:00,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:52:00,099 INFO L85 PathProgramCache]: Analyzing trace with hash -549389353, now seen corresponding path program 65 times [2022-02-10 23:52:00,099 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:52:00,099 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198180607] [2022-02-10 23:52:00,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:52:00,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:52:00,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:52:00,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:52:00,376 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:52:00,376 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198180607] [2022-02-10 23:52:00,376 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198180607] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:52:00,376 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:52:00,376 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:52:00,376 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853430681] [2022-02-10 23:52:00,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:52:00,376 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:52:00,376 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:52:00,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:52:00,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:52:00,377 INFO L87 Difference]: Start difference. First operand 3024 states and 5870 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:02,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:52:02,083 INFO L93 Difference]: Finished difference Result 4677 states and 9020 transitions. [2022-02-10 23:52:02,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-02-10 23:52:02,083 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:52:02,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:52:02,088 INFO L225 Difference]: With dead ends: 4677 [2022-02-10 23:52:02,088 INFO L226 Difference]: Without dead ends: 4677 [2022-02-10 23:52:02,088 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1292 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=756, Invalid=3800, Unknown=0, NotChecked=0, Total=4556 [2022-02-10 23:52:02,088 INFO L934 BasicCegarLoop]: 274 mSDtfsCounter, 1691 mSDsluCounter, 2874 mSDsCounter, 0 mSdLazyCounter, 2502 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1691 SdHoareTripleChecker+Valid, 3145 SdHoareTripleChecker+Invalid, 2624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 2502 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:52:02,088 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1691 Valid, 3145 Invalid, 2624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 2502 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:52:02,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4677 states. [2022-02-10 23:52:02,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4677 to 2883. [2022-02-10 23:52:02,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2883 states, 2873 states have (on average 1.9467455621301775) internal successors, (5593), 2882 states have internal predecessors, (5593), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:02,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 2883 states and 5593 transitions. [2022-02-10 23:52:02,114 INFO L78 Accepts]: Start accepts. Automaton has 2883 states and 5593 transitions. Word has length 135 [2022-02-10 23:52:02,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:52:02,115 INFO L470 AbstractCegarLoop]: Abstraction has 2883 states and 5593 transitions. [2022-02-10 23:52:02,115 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:02,115 INFO L276 IsEmpty]: Start isEmpty. Operand 2883 states and 5593 transitions. [2022-02-10 23:52:02,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:52:02,116 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:52:02,116 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:52:02,116 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable251 [2022-02-10 23:52:02,116 INFO L402 AbstractCegarLoop]: === Iteration 253 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:52:02,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:52:02,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1518525953, now seen corresponding path program 107 times [2022-02-10 23:52:02,116 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:52:02,116 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970407241] [2022-02-10 23:52:02,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:52:02,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:52:02,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:52:02,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:52:02,409 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:52:02,409 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970407241] [2022-02-10 23:52:02,409 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [970407241] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:52:02,409 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:52:02,409 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:52:02,409 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807289853] [2022-02-10 23:52:02,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:52:02,410 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:52:02,410 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:52:02,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:52:02,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:52:02,410 INFO L87 Difference]: Start difference. First operand 2883 states and 5593 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:04,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:52:04,793 INFO L93 Difference]: Finished difference Result 6101 states and 11718 transitions. [2022-02-10 23:52:04,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-02-10 23:52:04,793 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:52:04,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:52:04,799 INFO L225 Difference]: With dead ends: 6101 [2022-02-10 23:52:04,799 INFO L226 Difference]: Without dead ends: 6101 [2022-02-10 23:52:04,800 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1196 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=708, Invalid=3714, Unknown=0, NotChecked=0, Total=4422 [2022-02-10 23:52:04,800 INFO L934 BasicCegarLoop]: 328 mSDtfsCounter, 2053 mSDsluCounter, 3677 mSDsCounter, 0 mSdLazyCounter, 3764 mSolverCounterSat, 272 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2053 SdHoareTripleChecker+Valid, 4001 SdHoareTripleChecker+Invalid, 4036 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 272 IncrementalHoareTripleChecker+Valid, 3764 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:52:04,800 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [2053 Valid, 4001 Invalid, 4036 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [272 Valid, 3764 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:52:04,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6101 states. [2022-02-10 23:52:04,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6101 to 2889. [2022-02-10 23:52:04,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2889 states, 2879 states have (on average 1.9468565474122959) internal successors, (5605), 2888 states have internal predecessors, (5605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:04,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2889 states to 2889 states and 5605 transitions. [2022-02-10 23:52:04,830 INFO L78 Accepts]: Start accepts. Automaton has 2889 states and 5605 transitions. Word has length 135 [2022-02-10 23:52:04,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:52:04,831 INFO L470 AbstractCegarLoop]: Abstraction has 2889 states and 5605 transitions. [2022-02-10 23:52:04,831 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:04,831 INFO L276 IsEmpty]: Start isEmpty. Operand 2889 states and 5605 transitions. [2022-02-10 23:52:04,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:52:04,832 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:52:04,832 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:52:04,832 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable252 [2022-02-10 23:52:04,832 INFO L402 AbstractCegarLoop]: === Iteration 254 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:52:04,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:52:04,833 INFO L85 PathProgramCache]: Analyzing trace with hash 1506633033, now seen corresponding path program 108 times [2022-02-10 23:52:04,833 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:52:04,833 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931925947] [2022-02-10 23:52:04,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:52:04,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:52:04,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:52:05,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:52:05,077 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:52:05,077 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931925947] [2022-02-10 23:52:05,077 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931925947] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:52:05,077 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:52:05,077 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:52:05,077 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456899753] [2022-02-10 23:52:05,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:52:05,078 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:52:05,078 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:52:05,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:52:05,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:52:05,078 INFO L87 Difference]: Start difference. First operand 2889 states and 5605 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:07,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:52:07,519 INFO L93 Difference]: Finished difference Result 6221 states and 11953 transitions. [2022-02-10 23:52:07,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-10 23:52:07,519 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:52:07,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:52:07,526 INFO L225 Difference]: With dead ends: 6221 [2022-02-10 23:52:07,526 INFO L226 Difference]: Without dead ends: 6221 [2022-02-10 23:52:07,527 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1292 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=748, Invalid=3944, Unknown=0, NotChecked=0, Total=4692 [2022-02-10 23:52:07,527 INFO L934 BasicCegarLoop]: 343 mSDtfsCounter, 1798 mSDsluCounter, 3778 mSDsCounter, 0 mSdLazyCounter, 3847 mSolverCounterSat, 275 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1798 SdHoareTripleChecker+Valid, 4117 SdHoareTripleChecker+Invalid, 4122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 275 IncrementalHoareTripleChecker+Valid, 3847 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:52:07,527 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1798 Valid, 4117 Invalid, 4122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [275 Valid, 3847 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:52:07,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6221 states. [2022-02-10 23:52:07,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6221 to 2887. [2022-02-10 23:52:07,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2887 states, 2877 states have (on average 1.9468196037539103) internal successors, (5601), 2886 states have internal predecessors, (5601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:07,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 2887 states and 5601 transitions. [2022-02-10 23:52:07,582 INFO L78 Accepts]: Start accepts. Automaton has 2887 states and 5601 transitions. Word has length 135 [2022-02-10 23:52:07,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:52:07,582 INFO L470 AbstractCegarLoop]: Abstraction has 2887 states and 5601 transitions. [2022-02-10 23:52:07,582 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:07,582 INFO L276 IsEmpty]: Start isEmpty. Operand 2887 states and 5601 transitions. [2022-02-10 23:52:07,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:52:07,583 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:52:07,583 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:52:07,583 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable253 [2022-02-10 23:52:07,583 INFO L402 AbstractCegarLoop]: === Iteration 255 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:52:07,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:52:07,584 INFO L85 PathProgramCache]: Analyzing trace with hash -2025197739, now seen corresponding path program 109 times [2022-02-10 23:52:07,584 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:52:07,584 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528560663] [2022-02-10 23:52:07,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:52:07,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:52:07,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:52:07,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:52:07,835 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:52:07,835 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528560663] [2022-02-10 23:52:07,835 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [528560663] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:52:07,835 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:52:07,835 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:52:07,835 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935720914] [2022-02-10 23:52:07,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:52:07,836 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:52:07,836 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:52:07,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:52:07,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:52:07,836 INFO L87 Difference]: Start difference. First operand 2887 states and 5601 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:10,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:52:10,378 INFO L93 Difference]: Finished difference Result 6301 states and 12113 transitions. [2022-02-10 23:52:10,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-10 23:52:10,378 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:52:10,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:52:10,385 INFO L225 Difference]: With dead ends: 6301 [2022-02-10 23:52:10,385 INFO L226 Difference]: Without dead ends: 6301 [2022-02-10 23:52:10,385 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1295 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=740, Invalid=3952, Unknown=0, NotChecked=0, Total=4692 [2022-02-10 23:52:10,386 INFO L934 BasicCegarLoop]: 328 mSDtfsCounter, 1990 mSDsluCounter, 4010 mSDsCounter, 0 mSdLazyCounter, 4095 mSolverCounterSat, 290 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1990 SdHoareTripleChecker+Valid, 4334 SdHoareTripleChecker+Invalid, 4385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 290 IncrementalHoareTripleChecker+Valid, 4095 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:52:10,386 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1990 Valid, 4334 Invalid, 4385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [290 Valid, 4095 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-10 23:52:10,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6301 states. [2022-02-10 23:52:10,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6301 to 2885. [2022-02-10 23:52:10,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2885 states, 2875 states have (on average 1.9467826086956521) internal successors, (5597), 2884 states have internal predecessors, (5597), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:10,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2885 states to 2885 states and 5597 transitions. [2022-02-10 23:52:10,417 INFO L78 Accepts]: Start accepts. Automaton has 2885 states and 5597 transitions. Word has length 135 [2022-02-10 23:52:10,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:52:10,417 INFO L470 AbstractCegarLoop]: Abstraction has 2885 states and 5597 transitions. [2022-02-10 23:52:10,417 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:10,417 INFO L276 IsEmpty]: Start isEmpty. Operand 2885 states and 5597 transitions. [2022-02-10 23:52:10,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:52:10,418 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:52:10,418 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:52:10,418 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable254 [2022-02-10 23:52:10,418 INFO L402 AbstractCegarLoop]: === Iteration 256 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:52:10,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:52:10,419 INFO L85 PathProgramCache]: Analyzing trace with hash -897774853, now seen corresponding path program 110 times [2022-02-10 23:52:10,419 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:52:10,419 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113116726] [2022-02-10 23:52:10,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:52:10,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:52:10,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:52:10,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:52:10,659 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:52:10,659 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113116726] [2022-02-10 23:52:10,659 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2113116726] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:52:10,659 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:52:10,659 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:52:10,659 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873515048] [2022-02-10 23:52:10,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:52:10,660 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:52:10,660 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:52:10,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:52:10,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:52:10,660 INFO L87 Difference]: Start difference. First operand 2885 states and 5597 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:12,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:52:12,881 INFO L93 Difference]: Finished difference Result 6365 states and 12241 transitions. [2022-02-10 23:52:12,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-10 23:52:12,882 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:52:12,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:52:12,890 INFO L225 Difference]: With dead ends: 6365 [2022-02-10 23:52:12,890 INFO L226 Difference]: Without dead ends: 6365 [2022-02-10 23:52:12,891 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1300 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=734, Invalid=3958, Unknown=0, NotChecked=0, Total=4692 [2022-02-10 23:52:12,891 INFO L934 BasicCegarLoop]: 324 mSDtfsCounter, 2017 mSDsluCounter, 3480 mSDsCounter, 0 mSdLazyCounter, 3372 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2017 SdHoareTripleChecker+Valid, 3800 SdHoareTripleChecker+Invalid, 3642 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 3372 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:52:12,891 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [2017 Valid, 3800 Invalid, 3642 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 3372 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:52:12,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6365 states. [2022-02-10 23:52:12,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6365 to 2875. [2022-02-10 23:52:12,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2875 states, 2865 states have (on average 1.9465968586387434) internal successors, (5577), 2874 states have internal predecessors, (5577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:12,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2875 states to 2875 states and 5577 transitions. [2022-02-10 23:52:12,928 INFO L78 Accepts]: Start accepts. Automaton has 2875 states and 5577 transitions. Word has length 135 [2022-02-10 23:52:12,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:52:12,928 INFO L470 AbstractCegarLoop]: Abstraction has 2875 states and 5577 transitions. [2022-02-10 23:52:12,928 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:12,929 INFO L276 IsEmpty]: Start isEmpty. Operand 2875 states and 5577 transitions. [2022-02-10 23:52:12,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:52:12,929 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:52:12,930 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:52:12,930 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable255 [2022-02-10 23:52:12,930 INFO L402 AbstractCegarLoop]: === Iteration 257 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:52:12,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:52:12,930 INFO L85 PathProgramCache]: Analyzing trace with hash 1022445761, now seen corresponding path program 111 times [2022-02-10 23:52:12,930 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:52:12,930 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693566162] [2022-02-10 23:52:12,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:52:12,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:52:12,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:52:13,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:52:13,206 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:52:13,206 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693566162] [2022-02-10 23:52:13,206 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693566162] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:52:13,206 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:52:13,206 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:52:13,206 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919273378] [2022-02-10 23:52:13,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:52:13,206 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:52:13,207 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:52:13,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:52:13,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:52:13,207 INFO L87 Difference]: Start difference. First operand 2875 states and 5577 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:15,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:52:15,459 INFO L93 Difference]: Finished difference Result 6145 states and 11804 transitions. [2022-02-10 23:52:15,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-02-10 23:52:15,459 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:52:15,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:52:15,466 INFO L225 Difference]: With dead ends: 6145 [2022-02-10 23:52:15,466 INFO L226 Difference]: Without dead ends: 6145 [2022-02-10 23:52:15,467 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1111 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=743, Invalid=3547, Unknown=0, NotChecked=0, Total=4290 [2022-02-10 23:52:15,467 INFO L934 BasicCegarLoop]: 331 mSDtfsCounter, 1926 mSDsluCounter, 3503 mSDsCounter, 0 mSdLazyCounter, 3405 mSolverCounterSat, 328 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1926 SdHoareTripleChecker+Valid, 3830 SdHoareTripleChecker+Invalid, 3733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 328 IncrementalHoareTripleChecker+Valid, 3405 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:52:15,467 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1926 Valid, 3830 Invalid, 3733 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [328 Valid, 3405 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:52:15,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6145 states. [2022-02-10 23:52:15,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6145 to 2887. [2022-02-10 23:52:15,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2887 states, 2877 states have (on average 1.9468196037539103) internal successors, (5601), 2886 states have internal predecessors, (5601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:15,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 2887 states and 5601 transitions. [2022-02-10 23:52:15,513 INFO L78 Accepts]: Start accepts. Automaton has 2887 states and 5601 transitions. Word has length 135 [2022-02-10 23:52:15,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:52:15,513 INFO L470 AbstractCegarLoop]: Abstraction has 2887 states and 5601 transitions. [2022-02-10 23:52:15,513 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:15,513 INFO L276 IsEmpty]: Start isEmpty. Operand 2887 states and 5601 transitions. [2022-02-10 23:52:15,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:52:15,514 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:52:15,514 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:52:15,514 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable256 [2022-02-10 23:52:15,514 INFO L402 AbstractCegarLoop]: === Iteration 258 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:52:15,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:52:15,514 INFO L85 PathProgramCache]: Analyzing trace with hash 988846533, now seen corresponding path program 112 times [2022-02-10 23:52:15,514 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:52:15,515 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745036628] [2022-02-10 23:52:15,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:52:15,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:52:15,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:52:15,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:52:15,766 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:52:15,766 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745036628] [2022-02-10 23:52:15,766 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745036628] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:52:15,766 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:52:15,766 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:52:15,766 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603584595] [2022-02-10 23:52:15,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:52:15,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:52:15,767 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:52:15,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:52:15,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:52:15,767 INFO L87 Difference]: Start difference. First operand 2887 states and 5601 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:18,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:52:18,170 INFO L93 Difference]: Finished difference Result 6228 states and 11966 transitions. [2022-02-10 23:52:18,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:52:18,171 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:52:18,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:52:18,177 INFO L225 Difference]: With dead ends: 6228 [2022-02-10 23:52:18,177 INFO L226 Difference]: Without dead ends: 6228 [2022-02-10 23:52:18,177 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1302 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=827, Invalid=4003, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:52:18,177 INFO L934 BasicCegarLoop]: 334 mSDtfsCounter, 2128 mSDsluCounter, 3514 mSDsCounter, 0 mSdLazyCounter, 3461 mSolverCounterSat, 399 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2128 SdHoareTripleChecker+Valid, 3844 SdHoareTripleChecker+Invalid, 3860 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 399 IncrementalHoareTripleChecker+Valid, 3461 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:52:18,177 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [2128 Valid, 3844 Invalid, 3860 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [399 Valid, 3461 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:52:18,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6228 states. [2022-02-10 23:52:18,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6228 to 2889. [2022-02-10 23:52:18,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2889 states, 2879 states have (on average 1.9468565474122959) internal successors, (5605), 2888 states have internal predecessors, (5605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:18,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2889 states to 2889 states and 5605 transitions. [2022-02-10 23:52:18,209 INFO L78 Accepts]: Start accepts. Automaton has 2889 states and 5605 transitions. Word has length 135 [2022-02-10 23:52:18,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:52:18,209 INFO L470 AbstractCegarLoop]: Abstraction has 2889 states and 5605 transitions. [2022-02-10 23:52:18,209 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:18,210 INFO L276 IsEmpty]: Start isEmpty. Operand 2889 states and 5605 transitions. [2022-02-10 23:52:18,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:52:18,210 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:52:18,210 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:52:18,211 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable257 [2022-02-10 23:52:18,211 INFO L402 AbstractCegarLoop]: === Iteration 259 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:52:18,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:52:18,211 INFO L85 PathProgramCache]: Analyzing trace with hash -247033561, now seen corresponding path program 113 times [2022-02-10 23:52:18,211 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:52:18,211 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205600898] [2022-02-10 23:52:18,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:52:18,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:52:18,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:52:18,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:52:18,463 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:52:18,463 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1205600898] [2022-02-10 23:52:18,463 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1205600898] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:52:18,463 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:52:18,463 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:52:18,463 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967399806] [2022-02-10 23:52:18,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:52:18,463 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:52:18,463 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:52:18,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:52:18,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:52:18,464 INFO L87 Difference]: Start difference. First operand 2889 states and 5605 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:20,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:52:20,913 INFO L93 Difference]: Finished difference Result 6267 states and 12043 transitions. [2022-02-10 23:52:20,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:52:20,913 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:52:20,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:52:20,921 INFO L225 Difference]: With dead ends: 6267 [2022-02-10 23:52:20,921 INFO L226 Difference]: Without dead ends: 6267 [2022-02-10 23:52:20,922 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1305 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=820, Invalid=4010, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:52:20,922 INFO L934 BasicCegarLoop]: 347 mSDtfsCounter, 2109 mSDsluCounter, 3601 mSDsCounter, 0 mSdLazyCounter, 3614 mSolverCounterSat, 419 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2109 SdHoareTripleChecker+Valid, 3944 SdHoareTripleChecker+Invalid, 4033 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 419 IncrementalHoareTripleChecker+Valid, 3614 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:52:20,922 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [2109 Valid, 3944 Invalid, 4033 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [419 Valid, 3614 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:52:20,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6267 states. [2022-02-10 23:52:20,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6267 to 2883. [2022-02-10 23:52:20,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2883 states, 2873 states have (on average 1.9467455621301775) internal successors, (5593), 2882 states have internal predecessors, (5593), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:20,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 2883 states and 5593 transitions. [2022-02-10 23:52:20,960 INFO L78 Accepts]: Start accepts. Automaton has 2883 states and 5593 transitions. Word has length 135 [2022-02-10 23:52:20,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:52:20,960 INFO L470 AbstractCegarLoop]: Abstraction has 2883 states and 5593 transitions. [2022-02-10 23:52:20,960 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:20,960 INFO L276 IsEmpty]: Start isEmpty. Operand 2883 states and 5593 transitions. [2022-02-10 23:52:20,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:52:20,961 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:52:20,961 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:52:20,961 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable258 [2022-02-10 23:52:20,961 INFO L402 AbstractCegarLoop]: === Iteration 260 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:52:20,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:52:20,962 INFO L85 PathProgramCache]: Analyzing trace with hash 996723861, now seen corresponding path program 114 times [2022-02-10 23:52:20,962 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:52:20,962 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870160270] [2022-02-10 23:52:20,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:52:20,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:52:21,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:52:21,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:52:21,225 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:52:21,225 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870160270] [2022-02-10 23:52:21,225 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1870160270] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:52:21,225 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:52:21,225 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:52:21,225 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105410737] [2022-02-10 23:52:21,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:52:21,226 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:52:21,226 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:52:21,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:52:21,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:52:21,226 INFO L87 Difference]: Start difference. First operand 2883 states and 5593 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:23,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:52:23,551 INFO L93 Difference]: Finished difference Result 6209 states and 11928 transitions. [2022-02-10 23:52:23,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-02-10 23:52:23,551 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:52:23,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:52:23,558 INFO L225 Difference]: With dead ends: 6209 [2022-02-10 23:52:23,558 INFO L226 Difference]: Without dead ends: 6209 [2022-02-10 23:52:23,558 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1266 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=786, Invalid=3906, Unknown=0, NotChecked=0, Total=4692 [2022-02-10 23:52:23,558 INFO L934 BasicCegarLoop]: 304 mSDtfsCounter, 1920 mSDsluCounter, 3508 mSDsCounter, 0 mSdLazyCounter, 3399 mSolverCounterSat, 312 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1920 SdHoareTripleChecker+Valid, 3808 SdHoareTripleChecker+Invalid, 3711 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 312 IncrementalHoareTripleChecker+Valid, 3399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:52:23,558 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1920 Valid, 3808 Invalid, 3711 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [312 Valid, 3399 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:52:23,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6209 states. [2022-02-10 23:52:23,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6209 to 2887. [2022-02-10 23:52:23,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2887 states, 2877 states have (on average 1.9468196037539103) internal successors, (5601), 2886 states have internal predecessors, (5601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:23,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 2887 states and 5601 transitions. [2022-02-10 23:52:23,591 INFO L78 Accepts]: Start accepts. Automaton has 2887 states and 5601 transitions. Word has length 135 [2022-02-10 23:52:23,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:52:23,591 INFO L470 AbstractCegarLoop]: Abstraction has 2887 states and 5601 transitions. [2022-02-10 23:52:23,591 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:23,591 INFO L276 IsEmpty]: Start isEmpty. Operand 2887 states and 5601 transitions. [2022-02-10 23:52:23,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:52:23,592 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:52:23,592 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:52:23,592 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable259 [2022-02-10 23:52:23,593 INFO L402 AbstractCegarLoop]: === Iteration 261 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:52:23,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:52:23,593 INFO L85 PathProgramCache]: Analyzing trace with hash -239156233, now seen corresponding path program 115 times [2022-02-10 23:52:23,593 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:52:23,593 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182890561] [2022-02-10 23:52:23,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:52:23,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:52:23,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:52:23,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:52:23,844 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:52:23,844 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182890561] [2022-02-10 23:52:23,844 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182890561] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:52:23,844 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:52:23,844 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:52:23,844 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707356296] [2022-02-10 23:52:23,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:52:23,845 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:52:23,845 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:52:23,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:52:23,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:52:23,845 INFO L87 Difference]: Start difference. First operand 2887 states and 5601 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:26,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:52:26,416 INFO L93 Difference]: Finished difference Result 6329 states and 12163 transitions. [2022-02-10 23:52:26,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-02-10 23:52:26,416 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:52:26,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:52:26,424 INFO L225 Difference]: With dead ends: 6329 [2022-02-10 23:52:26,424 INFO L226 Difference]: Without dead ends: 6329 [2022-02-10 23:52:26,425 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1364 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=828, Invalid=4142, Unknown=0, NotChecked=0, Total=4970 [2022-02-10 23:52:26,425 INFO L934 BasicCegarLoop]: 317 mSDtfsCounter, 1718 mSDsluCounter, 3865 mSDsCounter, 0 mSdLazyCounter, 3869 mSolverCounterSat, 325 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1718 SdHoareTripleChecker+Valid, 4178 SdHoareTripleChecker+Invalid, 4194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 325 IncrementalHoareTripleChecker+Valid, 3869 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:52:26,425 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1718 Valid, 4178 Invalid, 4194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [325 Valid, 3869 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:52:26,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6329 states. [2022-02-10 23:52:26,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6329 to 2885. [2022-02-10 23:52:26,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2885 states, 2875 states have (on average 1.9467826086956521) internal successors, (5597), 2884 states have internal predecessors, (5597), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:26,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2885 states to 2885 states and 5597 transitions. [2022-02-10 23:52:26,457 INFO L78 Accepts]: Start accepts. Automaton has 2885 states and 5597 transitions. Word has length 135 [2022-02-10 23:52:26,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:52:26,457 INFO L470 AbstractCegarLoop]: Abstraction has 2885 states and 5597 transitions. [2022-02-10 23:52:26,458 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:26,458 INFO L276 IsEmpty]: Start isEmpty. Operand 2885 states and 5597 transitions. [2022-02-10 23:52:26,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:52:26,458 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:52:26,459 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:52:26,459 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable260 [2022-02-10 23:52:26,459 INFO L402 AbstractCegarLoop]: === Iteration 262 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:52:26,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:52:26,459 INFO L85 PathProgramCache]: Analyzing trace with hash 1961673557, now seen corresponding path program 116 times [2022-02-10 23:52:26,459 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:52:26,459 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452932516] [2022-02-10 23:52:26,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:52:26,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:52:26,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:52:26,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:52:26,724 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:52:26,724 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452932516] [2022-02-10 23:52:26,724 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1452932516] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:52:26,724 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:52:26,724 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:52:26,724 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54258703] [2022-02-10 23:52:26,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:52:26,725 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:52:26,725 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:52:26,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:52:26,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:52:26,725 INFO L87 Difference]: Start difference. First operand 2885 states and 5597 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:29,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:52:29,142 INFO L93 Difference]: Finished difference Result 6349 states and 12207 transitions. [2022-02-10 23:52:29,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-02-10 23:52:29,143 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:52:29,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:52:29,148 INFO L225 Difference]: With dead ends: 6349 [2022-02-10 23:52:29,148 INFO L226 Difference]: Without dead ends: 6349 [2022-02-10 23:52:29,148 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1270 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=774, Invalid=3918, Unknown=0, NotChecked=0, Total=4692 [2022-02-10 23:52:29,149 INFO L934 BasicCegarLoop]: 333 mSDtfsCounter, 1656 mSDsluCounter, 3680 mSDsCounter, 0 mSdLazyCounter, 3679 mSolverCounterSat, 293 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1656 SdHoareTripleChecker+Valid, 4009 SdHoareTripleChecker+Invalid, 3972 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 293 IncrementalHoareTripleChecker+Valid, 3679 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:52:29,149 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1656 Valid, 4009 Invalid, 3972 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [293 Valid, 3679 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:52:29,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6349 states. [2022-02-10 23:52:29,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6349 to 2879. [2022-02-10 23:52:29,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2879 states, 2869 states have (on average 1.9466713140467062) internal successors, (5585), 2878 states have internal predecessors, (5585), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:29,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2879 states to 2879 states and 5585 transitions. [2022-02-10 23:52:29,177 INFO L78 Accepts]: Start accepts. Automaton has 2879 states and 5585 transitions. Word has length 135 [2022-02-10 23:52:29,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:52:29,178 INFO L470 AbstractCegarLoop]: Abstraction has 2879 states and 5585 transitions. [2022-02-10 23:52:29,178 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:29,178 INFO L276 IsEmpty]: Start isEmpty. Operand 2879 states and 5585 transitions. [2022-02-10 23:52:29,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:52:29,179 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:52:29,179 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:52:29,179 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable261 [2022-02-10 23:52:29,179 INFO L402 AbstractCegarLoop]: === Iteration 263 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:52:29,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:52:29,179 INFO L85 PathProgramCache]: Analyzing trace with hash 1024267127, now seen corresponding path program 117 times [2022-02-10 23:52:29,179 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:52:29,179 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405851453] [2022-02-10 23:52:29,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:52:29,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:52:29,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:52:29,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:52:29,436 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:52:29,436 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405851453] [2022-02-10 23:52:29,437 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405851453] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:52:29,437 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:52:29,437 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:52:29,437 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246625354] [2022-02-10 23:52:29,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:52:29,437 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:52:29,437 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:52:29,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:52:29,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:52:29,437 INFO L87 Difference]: Start difference. First operand 2879 states and 5585 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:31,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:52:31,574 INFO L93 Difference]: Finished difference Result 6197 states and 11904 transitions. [2022-02-10 23:52:31,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-10 23:52:31,574 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:52:31,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:52:31,581 INFO L225 Difference]: With dead ends: 6197 [2022-02-10 23:52:31,581 INFO L226 Difference]: Without dead ends: 6197 [2022-02-10 23:52:31,581 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1228 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=751, Invalid=3805, Unknown=0, NotChecked=0, Total=4556 [2022-02-10 23:52:31,582 INFO L934 BasicCegarLoop]: 284 mSDtfsCounter, 1889 mSDsluCounter, 3217 mSDsCounter, 0 mSdLazyCounter, 3030 mSolverCounterSat, 299 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1889 SdHoareTripleChecker+Valid, 3497 SdHoareTripleChecker+Invalid, 3329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 299 IncrementalHoareTripleChecker+Valid, 3030 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:52:31,582 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1889 Valid, 3497 Invalid, 3329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [299 Valid, 3030 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:52:31,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6197 states. [2022-02-10 23:52:31,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6197 to 2885. [2022-02-10 23:52:31,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2885 states, 2875 states have (on average 1.9467826086956521) internal successors, (5597), 2884 states have internal predecessors, (5597), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:31,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2885 states to 2885 states and 5597 transitions. [2022-02-10 23:52:31,618 INFO L78 Accepts]: Start accepts. Automaton has 2885 states and 5597 transitions. Word has length 135 [2022-02-10 23:52:31,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:52:31,618 INFO L470 AbstractCegarLoop]: Abstraction has 2885 states and 5597 transitions. [2022-02-10 23:52:31,618 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:31,618 INFO L276 IsEmpty]: Start isEmpty. Operand 2885 states and 5597 transitions. [2022-02-10 23:52:31,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:52:31,619 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:52:31,619 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:52:31,619 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable262 [2022-02-10 23:52:31,619 INFO L402 AbstractCegarLoop]: === Iteration 264 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:52:31,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:52:31,619 INFO L85 PathProgramCache]: Analyzing trace with hash -211612967, now seen corresponding path program 118 times [2022-02-10 23:52:31,619 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:52:31,619 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461540208] [2022-02-10 23:52:31,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:52:31,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:52:31,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:52:31,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:52:31,883 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:52:31,883 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461540208] [2022-02-10 23:52:31,883 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1461540208] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:52:31,883 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:52:31,883 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:52:31,883 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149926744] [2022-02-10 23:52:31,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:52:31,883 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:52:31,884 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:52:31,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:52:31,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:52:31,884 INFO L87 Difference]: Start difference. First operand 2885 states and 5597 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:34,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:52:34,148 INFO L93 Difference]: Finished difference Result 6317 states and 12139 transitions. [2022-02-10 23:52:34,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:52:34,148 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:52:34,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:52:34,155 INFO L225 Difference]: With dead ends: 6317 [2022-02-10 23:52:34,155 INFO L226 Difference]: Without dead ends: 6317 [2022-02-10 23:52:34,155 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1325 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=792, Invalid=4038, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:52:34,156 INFO L934 BasicCegarLoop]: 297 mSDtfsCounter, 1908 mSDsluCounter, 3348 mSDsCounter, 0 mSdLazyCounter, 3189 mSolverCounterSat, 325 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1908 SdHoareTripleChecker+Valid, 3641 SdHoareTripleChecker+Invalid, 3514 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 325 IncrementalHoareTripleChecker+Valid, 3189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:52:34,156 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1908 Valid, 3641 Invalid, 3514 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [325 Valid, 3189 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:52:34,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6317 states. [2022-02-10 23:52:34,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6317 to 2883. [2022-02-10 23:52:34,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2883 states, 2873 states have (on average 1.9467455621301775) internal successors, (5593), 2882 states have internal predecessors, (5593), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:34,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 2883 states and 5593 transitions. [2022-02-10 23:52:34,188 INFO L78 Accepts]: Start accepts. Automaton has 2883 states and 5593 transitions. Word has length 135 [2022-02-10 23:52:34,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:52:34,188 INFO L470 AbstractCegarLoop]: Abstraction has 2883 states and 5593 transitions. [2022-02-10 23:52:34,188 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:34,188 INFO L276 IsEmpty]: Start isEmpty. Operand 2883 states and 5593 transitions. [2022-02-10 23:52:34,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:52:34,189 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:52:34,189 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:52:34,189 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable263 [2022-02-10 23:52:34,189 INFO L402 AbstractCegarLoop]: === Iteration 265 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:52:34,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:52:34,190 INFO L85 PathProgramCache]: Analyzing trace with hash 1989216823, now seen corresponding path program 119 times [2022-02-10 23:52:34,190 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:52:34,190 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553468514] [2022-02-10 23:52:34,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:52:34,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:52:34,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:52:34,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:52:34,450 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:52:34,450 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553468514] [2022-02-10 23:52:34,450 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553468514] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:52:34,451 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:52:34,451 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:52:34,451 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755237007] [2022-02-10 23:52:34,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:52:34,451 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:52:34,451 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:52:34,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:52:34,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:52:34,451 INFO L87 Difference]: Start difference. First operand 2883 states and 5593 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:36,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:52:36,813 INFO L93 Difference]: Finished difference Result 6397 states and 12299 transitions. [2022-02-10 23:52:36,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:52:36,813 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:52:36,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:52:36,819 INFO L225 Difference]: With dead ends: 6397 [2022-02-10 23:52:36,819 INFO L226 Difference]: Without dead ends: 6397 [2022-02-10 23:52:36,819 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1329 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=785, Invalid=4045, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:52:36,819 INFO L934 BasicCegarLoop]: 313 mSDtfsCounter, 1707 mSDsluCounter, 3627 mSDsCounter, 0 mSdLazyCounter, 3498 mSolverCounterSat, 353 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1707 SdHoareTripleChecker+Valid, 3936 SdHoareTripleChecker+Invalid, 3851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 353 IncrementalHoareTripleChecker+Valid, 3498 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:52:36,819 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1707 Valid, 3936 Invalid, 3851 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [353 Valid, 3498 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:52:36,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6397 states. [2022-02-10 23:52:36,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6397 to 2881. [2022-02-10 23:52:36,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2881 states, 2871 states have (on average 1.9467084639498433) internal successors, (5589), 2880 states have internal predecessors, (5589), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:36,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2881 states to 2881 states and 5589 transitions. [2022-02-10 23:52:36,849 INFO L78 Accepts]: Start accepts. Automaton has 2881 states and 5589 transitions. Word has length 135 [2022-02-10 23:52:36,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:52:36,849 INFO L470 AbstractCegarLoop]: Abstraction has 2881 states and 5589 transitions. [2022-02-10 23:52:36,849 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:36,849 INFO L276 IsEmpty]: Start isEmpty. Operand 2881 states and 5589 transitions. [2022-02-10 23:52:36,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:52:36,850 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:52:36,850 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:52:36,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable264 [2022-02-10 23:52:36,850 INFO L402 AbstractCegarLoop]: === Iteration 266 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:52:36,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:52:36,850 INFO L85 PathProgramCache]: Analyzing trace with hash 2096069849, now seen corresponding path program 120 times [2022-02-10 23:52:36,850 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:52:36,850 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989134689] [2022-02-10 23:52:36,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:52:36,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:52:36,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:52:37,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:52:37,093 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:52:37,093 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989134689] [2022-02-10 23:52:37,093 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [989134689] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:52:37,093 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:52:37,093 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:52:37,093 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104554579] [2022-02-10 23:52:37,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:52:37,093 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:52:37,093 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:52:37,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:52:37,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:52:37,094 INFO L87 Difference]: Start difference. First operand 2881 states and 5589 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:39,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:52:39,718 INFO L93 Difference]: Finished difference Result 6407 states and 12323 transitions. [2022-02-10 23:52:39,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-10 23:52:39,719 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:52:39,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:52:39,725 INFO L225 Difference]: With dead ends: 6407 [2022-02-10 23:52:39,725 INFO L226 Difference]: Without dead ends: 6407 [2022-02-10 23:52:39,726 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1234 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=734, Invalid=3822, Unknown=0, NotChecked=0, Total=4556 [2022-02-10 23:52:39,726 INFO L934 BasicCegarLoop]: 325 mSDtfsCounter, 1580 mSDsluCounter, 4332 mSDsCounter, 0 mSdLazyCounter, 4422 mSolverCounterSat, 284 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1580 SdHoareTripleChecker+Valid, 4653 SdHoareTripleChecker+Invalid, 4706 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 284 IncrementalHoareTripleChecker+Valid, 4422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:52:39,726 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1580 Valid, 4653 Invalid, 4706 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [284 Valid, 4422 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-10 23:52:39,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6407 states. [2022-02-10 23:52:39,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6407 to 2859. [2022-02-10 23:52:39,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2859 states, 2849 states have (on average 1.9462969462969464) internal successors, (5545), 2858 states have internal predecessors, (5545), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:39,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2859 states to 2859 states and 5545 transitions. [2022-02-10 23:52:39,757 INFO L78 Accepts]: Start accepts. Automaton has 2859 states and 5545 transitions. Word has length 135 [2022-02-10 23:52:39,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:52:39,757 INFO L470 AbstractCegarLoop]: Abstraction has 2859 states and 5545 transitions. [2022-02-10 23:52:39,757 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:39,757 INFO L276 IsEmpty]: Start isEmpty. Operand 2859 states and 5545 transitions. [2022-02-10 23:52:39,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:52:39,758 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:52:39,758 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:52:39,758 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable265 [2022-02-10 23:52:39,758 INFO L402 AbstractCegarLoop]: === Iteration 267 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:52:39,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:52:39,758 INFO L85 PathProgramCache]: Analyzing trace with hash -349953583, now seen corresponding path program 121 times [2022-02-10 23:52:39,759 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:52:39,759 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598297985] [2022-02-10 23:52:39,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:52:39,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:52:39,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:52:40,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:52:40,019 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:52:40,019 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598297985] [2022-02-10 23:52:40,019 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [598297985] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:52:40,019 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:52:40,019 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:52:40,019 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590822984] [2022-02-10 23:52:40,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:52:40,019 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:52:40,019 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:52:40,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:52:40,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:52:40,020 INFO L87 Difference]: Start difference. First operand 2859 states and 5545 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:41,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:52:41,601 INFO L93 Difference]: Finished difference Result 4622 states and 8893 transitions. [2022-02-10 23:52:41,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-02-10 23:52:41,601 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:52:41,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:52:41,606 INFO L225 Difference]: With dead ends: 4622 [2022-02-10 23:52:41,606 INFO L226 Difference]: Without dead ends: 4622 [2022-02-10 23:52:41,606 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 816 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=582, Invalid=2840, Unknown=0, NotChecked=0, Total=3422 [2022-02-10 23:52:41,607 INFO L934 BasicCegarLoop]: 273 mSDtfsCounter, 1387 mSDsluCounter, 2804 mSDsCounter, 0 mSdLazyCounter, 2011 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1387 SdHoareTripleChecker+Valid, 3073 SdHoareTripleChecker+Invalid, 2309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 2011 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:52:41,607 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1387 Valid, 3073 Invalid, 2309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 2011 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:52:41,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4622 states. [2022-02-10 23:52:41,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4622 to 2872. [2022-02-10 23:52:41,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2872 states, 2862 states have (on average 1.9465408805031446) internal successors, (5571), 2871 states have internal predecessors, (5571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:41,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 2872 states and 5571 transitions. [2022-02-10 23:52:41,633 INFO L78 Accepts]: Start accepts. Automaton has 2872 states and 5571 transitions. Word has length 135 [2022-02-10 23:52:41,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:52:41,633 INFO L470 AbstractCegarLoop]: Abstraction has 2872 states and 5571 transitions. [2022-02-10 23:52:41,633 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:41,633 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 5571 transitions. [2022-02-10 23:52:41,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:52:41,634 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:52:41,634 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:52:41,634 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable266 [2022-02-10 23:52:41,634 INFO L402 AbstractCegarLoop]: === Iteration 268 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:52:41,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:52:41,634 INFO L85 PathProgramCache]: Analyzing trace with hash 1258897459, now seen corresponding path program 122 times [2022-02-10 23:52:41,634 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:52:41,634 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816326770] [2022-02-10 23:52:41,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:52:41,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:52:41,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:52:41,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:52:41,893 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:52:41,893 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816326770] [2022-02-10 23:52:41,893 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [816326770] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:52:41,893 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:52:41,893 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:52:41,893 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294704683] [2022-02-10 23:52:41,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:52:41,893 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:52:41,893 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:52:41,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:52:41,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:52:41,894 INFO L87 Difference]: Start difference. First operand 2872 states and 5571 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:43,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:52:43,607 INFO L93 Difference]: Finished difference Result 4705 states and 9055 transitions. [2022-02-10 23:52:43,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-02-10 23:52:43,607 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:52:43,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:52:43,612 INFO L225 Difference]: With dead ends: 4705 [2022-02-10 23:52:43,612 INFO L226 Difference]: Without dead ends: 4705 [2022-02-10 23:52:43,613 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 985 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=656, Invalid=3250, Unknown=0, NotChecked=0, Total=3906 [2022-02-10 23:52:43,613 INFO L934 BasicCegarLoop]: 272 mSDtfsCounter, 1221 mSDsluCounter, 3033 mSDsCounter, 0 mSdLazyCounter, 2209 mSolverCounterSat, 295 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1221 SdHoareTripleChecker+Valid, 3301 SdHoareTripleChecker+Invalid, 2504 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 295 IncrementalHoareTripleChecker+Valid, 2209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:52:43,613 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1221 Valid, 3301 Invalid, 2504 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [295 Valid, 2209 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:52:43,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4705 states. [2022-02-10 23:52:43,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4705 to 2874. [2022-02-10 23:52:43,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2874 states, 2864 states have (on average 1.9465782122905029) internal successors, (5575), 2873 states have internal predecessors, (5575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:43,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2874 states to 2874 states and 5575 transitions. [2022-02-10 23:52:43,639 INFO L78 Accepts]: Start accepts. Automaton has 2874 states and 5575 transitions. Word has length 135 [2022-02-10 23:52:43,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:52:43,639 INFO L470 AbstractCegarLoop]: Abstraction has 2874 states and 5575 transitions. [2022-02-10 23:52:43,640 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:43,640 INFO L276 IsEmpty]: Start isEmpty. Operand 2874 states and 5575 transitions. [2022-02-10 23:52:43,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:52:43,640 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:52:43,641 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:52:43,641 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable267 [2022-02-10 23:52:43,641 INFO L402 AbstractCegarLoop]: === Iteration 269 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:52:43,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:52:43,641 INFO L85 PathProgramCache]: Analyzing trace with hash 23017365, now seen corresponding path program 123 times [2022-02-10 23:52:43,641 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:52:43,641 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534821637] [2022-02-10 23:52:43,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:52:43,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:52:43,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:52:43,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:52:43,912 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:52:43,912 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534821637] [2022-02-10 23:52:43,912 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [534821637] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:52:43,912 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:52:43,912 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:52:43,912 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262370774] [2022-02-10 23:52:43,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:52:43,912 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:52:43,913 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:52:43,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:52:43,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:52:43,913 INFO L87 Difference]: Start difference. First operand 2874 states and 5575 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:45,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:52:45,776 INFO L93 Difference]: Finished difference Result 4744 states and 9132 transitions. [2022-02-10 23:52:45,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-02-10 23:52:45,777 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:52:45,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:52:45,782 INFO L225 Difference]: With dead ends: 4744 [2022-02-10 23:52:45,782 INFO L226 Difference]: Without dead ends: 4744 [2022-02-10 23:52:45,782 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 988 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=648, Invalid=3258, Unknown=0, NotChecked=0, Total=3906 [2022-02-10 23:52:45,782 INFO L934 BasicCegarLoop]: 285 mSDtfsCounter, 1329 mSDsluCounter, 3314 mSDsCounter, 0 mSdLazyCounter, 2658 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1329 SdHoareTripleChecker+Valid, 3595 SdHoareTripleChecker+Invalid, 2934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 2658 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:52:45,782 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1329 Valid, 3595 Invalid, 2934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 2658 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:52:45,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4744 states. [2022-02-10 23:52:45,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4744 to 2868. [2022-02-10 23:52:45,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2868 states, 2858 states have (on average 1.9464660601819455) internal successors, (5563), 2867 states have internal predecessors, (5563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:45,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 2868 states and 5563 transitions. [2022-02-10 23:52:45,809 INFO L78 Accepts]: Start accepts. Automaton has 2868 states and 5563 transitions. Word has length 135 [2022-02-10 23:52:45,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:52:45,809 INFO L470 AbstractCegarLoop]: Abstraction has 2868 states and 5563 transitions. [2022-02-10 23:52:45,810 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:45,810 INFO L276 IsEmpty]: Start isEmpty. Operand 2868 states and 5563 transitions. [2022-02-10 23:52:45,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:52:45,811 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:52:45,811 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:52:45,811 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable268 [2022-02-10 23:52:45,811 INFO L402 AbstractCegarLoop]: === Iteration 270 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:52:45,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:52:45,811 INFO L85 PathProgramCache]: Analyzing trace with hash -1183557487, now seen corresponding path program 124 times [2022-02-10 23:52:45,811 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:52:45,811 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239664969] [2022-02-10 23:52:45,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:52:45,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:52:45,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:52:46,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:52:46,075 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:52:46,075 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239664969] [2022-02-10 23:52:46,076 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1239664969] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:52:46,076 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:52:46,076 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:52:46,076 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824466697] [2022-02-10 23:52:46,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:52:46,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:52:46,076 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:52:46,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:52:46,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:52:46,076 INFO L87 Difference]: Start difference. First operand 2868 states and 5563 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:47,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:52:47,858 INFO L93 Difference]: Finished difference Result 4686 states and 9017 transitions. [2022-02-10 23:52:47,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-02-10 23:52:47,859 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:52:47,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:52:47,864 INFO L225 Difference]: With dead ends: 4686 [2022-02-10 23:52:47,864 INFO L226 Difference]: Without dead ends: 4686 [2022-02-10 23:52:47,864 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 957 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=619, Invalid=3163, Unknown=0, NotChecked=0, Total=3782 [2022-02-10 23:52:47,864 INFO L934 BasicCegarLoop]: 273 mSDtfsCounter, 1034 mSDsluCounter, 3242 mSDsCounter, 0 mSdLazyCounter, 2507 mSolverCounterSat, 216 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1034 SdHoareTripleChecker+Valid, 3511 SdHoareTripleChecker+Invalid, 2723 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 216 IncrementalHoareTripleChecker+Valid, 2507 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:52:47,864 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1034 Valid, 3511 Invalid, 2723 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [216 Valid, 2507 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:52:47,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4686 states. [2022-02-10 23:52:47,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4686 to 2872. [2022-02-10 23:52:47,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2872 states, 2862 states have (on average 1.9465408805031446) internal successors, (5571), 2871 states have internal predecessors, (5571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:47,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 2872 states and 5571 transitions. [2022-02-10 23:52:47,907 INFO L78 Accepts]: Start accepts. Automaton has 2872 states and 5571 transitions. Word has length 135 [2022-02-10 23:52:47,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:52:47,907 INFO L470 AbstractCegarLoop]: Abstraction has 2872 states and 5571 transitions. [2022-02-10 23:52:47,907 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:47,907 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 5571 transitions. [2022-02-10 23:52:47,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:52:47,908 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:52:47,908 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:52:47,908 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable269 [2022-02-10 23:52:47,908 INFO L402 AbstractCegarLoop]: === Iteration 271 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:52:47,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:52:47,909 INFO L85 PathProgramCache]: Analyzing trace with hash 1875529715, now seen corresponding path program 125 times [2022-02-10 23:52:47,909 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:52:47,909 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935282257] [2022-02-10 23:52:47,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:52:47,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:52:47,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:52:48,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:52:48,161 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:52:48,161 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935282257] [2022-02-10 23:52:48,161 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [935282257] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:52:48,161 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:52:48,161 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:52:48,161 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600896008] [2022-02-10 23:52:48,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:52:48,161 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:52:48,161 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:52:48,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:52:48,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=335, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:52:48,162 INFO L87 Difference]: Start difference. First operand 2872 states and 5571 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:49,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:52:49,981 INFO L93 Difference]: Finished difference Result 4806 states and 9252 transitions. [2022-02-10 23:52:49,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-02-10 23:52:49,981 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:52:49,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:52:49,985 INFO L225 Difference]: With dead ends: 4806 [2022-02-10 23:52:49,985 INFO L226 Difference]: Without dead ends: 4806 [2022-02-10 23:52:49,986 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1045 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=654, Invalid=3378, Unknown=0, NotChecked=0, Total=4032 [2022-02-10 23:52:49,986 INFO L934 BasicCegarLoop]: 286 mSDtfsCounter, 1404 mSDsluCounter, 3091 mSDsCounter, 0 mSdLazyCounter, 2410 mSolverCounterSat, 341 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1404 SdHoareTripleChecker+Valid, 3373 SdHoareTripleChecker+Invalid, 2751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 341 IncrementalHoareTripleChecker+Valid, 2410 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:52:49,986 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1404 Valid, 3373 Invalid, 2751 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [341 Valid, 2410 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:52:49,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4806 states. [2022-02-10 23:52:50,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4806 to 2870. [2022-02-10 23:52:50,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2870 states, 2860 states have (on average 1.9465034965034964) internal successors, (5567), 2869 states have internal predecessors, (5567), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:50,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 2870 states and 5567 transitions. [2022-02-10 23:52:50,012 INFO L78 Accepts]: Start accepts. Automaton has 2870 states and 5567 transitions. Word has length 135 [2022-02-10 23:52:50,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:52:50,013 INFO L470 AbstractCegarLoop]: Abstraction has 2870 states and 5567 transitions. [2022-02-10 23:52:50,013 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:50,013 INFO L276 IsEmpty]: Start isEmpty. Operand 2870 states and 5567 transitions. [2022-02-10 23:52:50,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:52:50,014 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:52:50,014 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:52:50,014 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable270 [2022-02-10 23:52:50,014 INFO L402 AbstractCegarLoop]: === Iteration 272 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:52:50,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:52:50,014 INFO L85 PathProgramCache]: Analyzing trace with hash -218607791, now seen corresponding path program 126 times [2022-02-10 23:52:50,014 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:52:50,014 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059873070] [2022-02-10 23:52:50,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:52:50,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:52:50,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:52:50,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:52:50,266 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:52:50,266 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059873070] [2022-02-10 23:52:50,266 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059873070] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:52:50,266 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:52:50,266 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:52:50,266 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411967683] [2022-02-10 23:52:50,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:52:50,267 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:52:50,267 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:52:50,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:52:50,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:52:50,267 INFO L87 Difference]: Start difference. First operand 2870 states and 5567 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:52,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:52:52,083 INFO L93 Difference]: Finished difference Result 4826 states and 9296 transitions. [2022-02-10 23:52:52,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-02-10 23:52:52,084 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:52:52,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:52:52,089 INFO L225 Difference]: With dead ends: 4826 [2022-02-10 23:52:52,089 INFO L226 Difference]: Without dead ends: 4826 [2022-02-10 23:52:52,089 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 962 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=606, Invalid=3176, Unknown=0, NotChecked=0, Total=3782 [2022-02-10 23:52:52,089 INFO L934 BasicCegarLoop]: 300 mSDtfsCounter, 1247 mSDsluCounter, 3023 mSDsCounter, 0 mSdLazyCounter, 2466 mSolverCounterSat, 346 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1247 SdHoareTripleChecker+Valid, 3319 SdHoareTripleChecker+Invalid, 2812 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 346 IncrementalHoareTripleChecker+Valid, 2466 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:52:52,089 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1247 Valid, 3319 Invalid, 2812 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [346 Valid, 2466 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:52:52,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4826 states. [2022-02-10 23:52:52,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4826 to 2864. [2022-02-10 23:52:52,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2864 states, 2854 states have (on average 1.9463910301331464) internal successors, (5555), 2863 states have internal predecessors, (5555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:52,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2864 states to 2864 states and 5555 transitions. [2022-02-10 23:52:52,117 INFO L78 Accepts]: Start accepts. Automaton has 2864 states and 5555 transitions. Word has length 135 [2022-02-10 23:52:52,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:52:52,117 INFO L470 AbstractCegarLoop]: Abstraction has 2864 states and 5555 transitions. [2022-02-10 23:52:52,118 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:52,118 INFO L276 IsEmpty]: Start isEmpty. Operand 2864 states and 5555 transitions. [2022-02-10 23:52:52,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:52:52,118 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:52:52,119 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:52:52,119 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable271 [2022-02-10 23:52:52,119 INFO L402 AbstractCegarLoop]: === Iteration 273 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:52:52,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:52:52,119 INFO L85 PathProgramCache]: Analyzing trace with hash 2066760243, now seen corresponding path program 127 times [2022-02-10 23:52:52,119 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:52:52,119 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625177911] [2022-02-10 23:52:52,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:52:52,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:52:52,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:52:52,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:52:52,413 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:52:52,413 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625177911] [2022-02-10 23:52:52,413 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [625177911] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:52:52,413 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:52:52,413 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:52:52,413 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723696324] [2022-02-10 23:52:52,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:52:52,413 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:52:52,413 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:52:52,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:52:52,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:52:52,414 INFO L87 Difference]: Start difference. First operand 2864 states and 5555 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:53,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:52:53,900 INFO L93 Difference]: Finished difference Result 4620 states and 8891 transitions. [2022-02-10 23:52:53,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-02-10 23:52:53,900 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:52:53,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:52:53,905 INFO L225 Difference]: With dead ends: 4620 [2022-02-10 23:52:53,905 INFO L226 Difference]: Without dead ends: 4620 [2022-02-10 23:52:53,905 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 837 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=548, Invalid=2874, Unknown=0, NotChecked=0, Total=3422 [2022-02-10 23:52:53,905 INFO L934 BasicCegarLoop]: 269 mSDtfsCounter, 1194 mSDsluCounter, 2643 mSDsCounter, 0 mSdLazyCounter, 1961 mSolverCounterSat, 235 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1194 SdHoareTripleChecker+Valid, 2908 SdHoareTripleChecker+Invalid, 2196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 235 IncrementalHoareTripleChecker+Valid, 1961 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:52:53,905 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1194 Valid, 2908 Invalid, 2196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [235 Valid, 1961 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:52:53,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4620 states. [2022-02-10 23:52:53,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4620 to 2870. [2022-02-10 23:52:53,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2870 states, 2860 states have (on average 1.9465034965034964) internal successors, (5567), 2869 states have internal predecessors, (5567), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:53,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 2870 states and 5567 transitions. [2022-02-10 23:52:53,931 INFO L78 Accepts]: Start accepts. Automaton has 2870 states and 5567 transitions. Word has length 135 [2022-02-10 23:52:53,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:52:53,931 INFO L470 AbstractCegarLoop]: Abstraction has 2870 states and 5567 transitions. [2022-02-10 23:52:53,931 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:53,931 INFO L276 IsEmpty]: Start isEmpty. Operand 2870 states and 5567 transitions. [2022-02-10 23:52:53,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:52:53,932 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:52:53,932 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:52:53,932 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable272 [2022-02-10 23:52:53,932 INFO L402 AbstractCegarLoop]: === Iteration 274 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:52:53,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:52:53,932 INFO L85 PathProgramCache]: Analyzing trace with hash 830880149, now seen corresponding path program 128 times [2022-02-10 23:52:53,932 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:52:53,932 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866520576] [2022-02-10 23:52:53,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:52:53,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:52:53,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:52:54,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:52:54,182 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:52:54,182 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866520576] [2022-02-10 23:52:54,182 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866520576] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:52:54,182 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:52:54,182 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:52:54,182 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252318268] [2022-02-10 23:52:54,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:52:54,183 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:52:54,183 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:52:54,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:52:54,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:52:54,183 INFO L87 Difference]: Start difference. First operand 2870 states and 5567 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:55,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:52:55,941 INFO L93 Difference]: Finished difference Result 4740 states and 9126 transitions. [2022-02-10 23:52:55,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-02-10 23:52:55,941 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:52:55,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:52:55,946 INFO L225 Difference]: With dead ends: 4740 [2022-02-10 23:52:55,946 INFO L226 Difference]: Without dead ends: 4740 [2022-02-10 23:52:55,947 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 919 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=580, Invalid=3080, Unknown=0, NotChecked=0, Total=3660 [2022-02-10 23:52:55,947 INFO L934 BasicCegarLoop]: 282 mSDtfsCounter, 1287 mSDsluCounter, 3016 mSDsCounter, 0 mSdLazyCounter, 2460 mSolverCounterSat, 282 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1287 SdHoareTripleChecker+Valid, 3294 SdHoareTripleChecker+Invalid, 2742 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 282 IncrementalHoareTripleChecker+Valid, 2460 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:52:55,947 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1287 Valid, 3294 Invalid, 2742 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [282 Valid, 2460 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:52:55,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4740 states. [2022-02-10 23:52:55,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4740 to 2868. [2022-02-10 23:52:55,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2868 states, 2858 states have (on average 1.9464660601819455) internal successors, (5563), 2867 states have internal predecessors, (5563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:55,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 2868 states and 5563 transitions. [2022-02-10 23:52:55,973 INFO L78 Accepts]: Start accepts. Automaton has 2868 states and 5563 transitions. Word has length 135 [2022-02-10 23:52:55,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:52:55,973 INFO L470 AbstractCegarLoop]: Abstraction has 2868 states and 5563 transitions. [2022-02-10 23:52:55,973 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:55,973 INFO L276 IsEmpty]: Start isEmpty. Operand 2868 states and 5563 transitions. [2022-02-10 23:52:55,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:52:55,974 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:52:55,974 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:52:55,974 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable273 [2022-02-10 23:52:55,974 INFO L402 AbstractCegarLoop]: === Iteration 275 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:52:55,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:52:55,975 INFO L85 PathProgramCache]: Analyzing trace with hash -1263257357, now seen corresponding path program 129 times [2022-02-10 23:52:55,975 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:52:55,975 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752590172] [2022-02-10 23:52:55,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:52:55,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:52:56,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:52:56,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:52:56,224 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:52:56,224 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752590172] [2022-02-10 23:52:56,224 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752590172] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:52:56,224 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:52:56,225 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:52:56,225 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693535398] [2022-02-10 23:52:56,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:52:56,225 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:52:56,225 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:52:56,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:52:56,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:52:56,225 INFO L87 Difference]: Start difference. First operand 2868 states and 5563 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:58,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:52:58,137 INFO L93 Difference]: Finished difference Result 4820 states and 9286 transitions. [2022-02-10 23:52:58,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-02-10 23:52:58,137 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:52:58,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:52:58,142 INFO L225 Difference]: With dead ends: 4820 [2022-02-10 23:52:58,143 INFO L226 Difference]: Without dead ends: 4820 [2022-02-10 23:52:58,143 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 925 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=573, Invalid=3087, Unknown=0, NotChecked=0, Total=3660 [2022-02-10 23:52:58,143 INFO L934 BasicCegarLoop]: 296 mSDtfsCounter, 1097 mSDsluCounter, 3442 mSDsCounter, 0 mSdLazyCounter, 2926 mSolverCounterSat, 269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1097 SdHoareTripleChecker+Valid, 3734 SdHoareTripleChecker+Invalid, 3195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 269 IncrementalHoareTripleChecker+Valid, 2926 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:52:58,143 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1097 Valid, 3734 Invalid, 3195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [269 Valid, 2926 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:52:58,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4820 states. [2022-02-10 23:52:58,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4820 to 2866. [2022-02-10 23:52:58,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2866 states, 2856 states have (on average 1.9464285714285714) internal successors, (5559), 2865 states have internal predecessors, (5559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:58,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 2866 states and 5559 transitions. [2022-02-10 23:52:58,170 INFO L78 Accepts]: Start accepts. Automaton has 2866 states and 5559 transitions. Word has length 135 [2022-02-10 23:52:58,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:52:58,170 INFO L470 AbstractCegarLoop]: Abstraction has 2866 states and 5559 transitions. [2022-02-10 23:52:58,170 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:52:58,170 INFO L276 IsEmpty]: Start isEmpty. Operand 2866 states and 5559 transitions. [2022-02-10 23:52:58,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:52:58,171 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:52:58,171 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:52:58,171 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable274 [2022-02-10 23:52:58,171 INFO L402 AbstractCegarLoop]: === Iteration 276 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:52:58,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:52:58,171 INFO L85 PathProgramCache]: Analyzing trace with hash -1156404331, now seen corresponding path program 130 times [2022-02-10 23:52:58,171 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:52:58,171 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527651490] [2022-02-10 23:52:58,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:52:58,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:52:58,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:52:58,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:52:58,416 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:52:58,416 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1527651490] [2022-02-10 23:52:58,416 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1527651490] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:52:58,416 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:52:58,416 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:52:58,416 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002453278] [2022-02-10 23:52:58,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:52:58,417 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:52:58,417 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:52:58,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:52:58,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:52:58,417 INFO L87 Difference]: Start difference. First operand 2866 states and 5559 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:00,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:00,126 INFO L93 Difference]: Finished difference Result 4969 states and 9588 transitions. [2022-02-10 23:53:00,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-02-10 23:53:00,127 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:00,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:00,132 INFO L225 Difference]: With dead ends: 4969 [2022-02-10 23:53:00,132 INFO L226 Difference]: Without dead ends: 4969 [2022-02-10 23:53:00,132 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 843 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=531, Invalid=2891, Unknown=0, NotChecked=0, Total=3422 [2022-02-10 23:53:00,132 INFO L934 BasicCegarLoop]: 308 mSDtfsCounter, 1121 mSDsluCounter, 2933 mSDsCounter, 0 mSdLazyCounter, 2515 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1121 SdHoareTripleChecker+Valid, 3237 SdHoareTripleChecker+Invalid, 2785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 2515 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:00,132 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1121 Valid, 3237 Invalid, 2785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 2515 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:53:00,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4969 states. [2022-02-10 23:53:00,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4969 to 2860. [2022-02-10 23:53:00,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2860 states, 2850 states have (on average 1.9463157894736842) internal successors, (5547), 2859 states have internal predecessors, (5547), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:00,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2860 states to 2860 states and 5547 transitions. [2022-02-10 23:53:00,159 INFO L78 Accepts]: Start accepts. Automaton has 2860 states and 5547 transitions. Word has length 135 [2022-02-10 23:53:00,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:00,159 INFO L470 AbstractCegarLoop]: Abstraction has 2860 states and 5547 transitions. [2022-02-10 23:53:00,159 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:00,160 INFO L276 IsEmpty]: Start isEmpty. Operand 2860 states and 5547 transitions. [2022-02-10 23:53:00,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:00,160 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:00,160 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:00,161 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable275 [2022-02-10 23:53:00,161 INFO L402 AbstractCegarLoop]: === Iteration 277 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:00,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:00,161 INFO L85 PathProgramCache]: Analyzing trace with hash -156774881, now seen corresponding path program 131 times [2022-02-10 23:53:00,161 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:00,161 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228865056] [2022-02-10 23:53:00,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:00,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:00,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:00,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:00,429 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:00,429 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228865056] [2022-02-10 23:53:00,429 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1228865056] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:00,429 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:00,429 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:00,429 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140192270] [2022-02-10 23:53:00,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:00,429 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:00,429 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:00,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:00,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:00,430 INFO L87 Difference]: Start difference. First operand 2860 states and 5547 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:01,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:01,934 INFO L93 Difference]: Finished difference Result 4593 states and 8835 transitions. [2022-02-10 23:53:01,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-02-10 23:53:01,934 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:01,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:01,939 INFO L225 Difference]: With dead ends: 4593 [2022-02-10 23:53:01,939 INFO L226 Difference]: Without dead ends: 4593 [2022-02-10 23:53:01,939 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 684 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=489, Invalid=2481, Unknown=0, NotChecked=0, Total=2970 [2022-02-10 23:53:01,939 INFO L934 BasicCegarLoop]: 268 mSDtfsCounter, 1252 mSDsluCounter, 2835 mSDsCounter, 0 mSdLazyCounter, 1994 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1252 SdHoareTripleChecker+Valid, 3099 SdHoareTripleChecker+Invalid, 2223 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 1994 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:01,940 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1252 Valid, 3099 Invalid, 2223 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 1994 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:53:01,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4593 states. [2022-02-10 23:53:01,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4593 to 2866. [2022-02-10 23:53:01,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2866 states, 2856 states have (on average 1.9464285714285714) internal successors, (5559), 2865 states have internal predecessors, (5559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:01,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 2866 states and 5559 transitions. [2022-02-10 23:53:01,966 INFO L78 Accepts]: Start accepts. Automaton has 2866 states and 5559 transitions. Word has length 135 [2022-02-10 23:53:01,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:01,966 INFO L470 AbstractCegarLoop]: Abstraction has 2866 states and 5559 transitions. [2022-02-10 23:53:01,966 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:01,966 INFO L276 IsEmpty]: Start isEmpty. Operand 2866 states and 5559 transitions. [2022-02-10 23:53:01,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:01,967 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:01,967 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:01,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable276 [2022-02-10 23:53:01,967 INFO L402 AbstractCegarLoop]: === Iteration 278 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:01,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:01,967 INFO L85 PathProgramCache]: Analyzing trace with hash 1452076161, now seen corresponding path program 132 times [2022-02-10 23:53:01,967 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:01,967 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158029324] [2022-02-10 23:53:01,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:01,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:01,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:02,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:02,234 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:02,234 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158029324] [2022-02-10 23:53:02,234 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1158029324] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:02,234 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:02,235 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:02,235 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143664242] [2022-02-10 23:53:02,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:02,235 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:02,235 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:02,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:02,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:02,235 INFO L87 Difference]: Start difference. First operand 2866 states and 5559 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:03,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:03,654 INFO L93 Difference]: Finished difference Result 4610 states and 8871 transitions. [2022-02-10 23:53:03,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-02-10 23:53:03,655 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:03,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:03,660 INFO L225 Difference]: With dead ends: 4610 [2022-02-10 23:53:03,660 INFO L226 Difference]: Without dead ends: 4610 [2022-02-10 23:53:03,660 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 762 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=513, Invalid=2679, Unknown=0, NotChecked=0, Total=3192 [2022-02-10 23:53:03,660 INFO L934 BasicCegarLoop]: 267 mSDtfsCounter, 1282 mSDsluCounter, 2389 mSDsCounter, 0 mSdLazyCounter, 1708 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1282 SdHoareTripleChecker+Valid, 2652 SdHoareTripleChecker+Invalid, 1966 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 1708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:03,661 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1282 Valid, 2652 Invalid, 1966 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 1708 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:53:03,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4610 states. [2022-02-10 23:53:03,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4610 to 2868. [2022-02-10 23:53:03,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2868 states, 2858 states have (on average 1.9464660601819455) internal successors, (5563), 2867 states have internal predecessors, (5563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:03,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 2868 states and 5563 transitions. [2022-02-10 23:53:03,687 INFO L78 Accepts]: Start accepts. Automaton has 2868 states and 5563 transitions. Word has length 135 [2022-02-10 23:53:03,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:03,687 INFO L470 AbstractCegarLoop]: Abstraction has 2868 states and 5563 transitions. [2022-02-10 23:53:03,687 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:03,687 INFO L276 IsEmpty]: Start isEmpty. Operand 2868 states and 5563 transitions. [2022-02-10 23:53:03,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:03,688 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:03,688 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:03,688 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable277 [2022-02-10 23:53:03,688 INFO L402 AbstractCegarLoop]: === Iteration 279 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:03,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:03,689 INFO L85 PathProgramCache]: Analyzing trace with hash 216196067, now seen corresponding path program 133 times [2022-02-10 23:53:03,689 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:03,689 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718339971] [2022-02-10 23:53:03,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:03,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:03,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:03,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:03,953 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:03,953 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718339971] [2022-02-10 23:53:03,954 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718339971] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:03,954 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:03,954 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:03,954 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601034529] [2022-02-10 23:53:03,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:03,954 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:03,954 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:03,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:03,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:03,954 INFO L87 Difference]: Start difference. First operand 2868 states and 5563 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:05,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:05,496 INFO L93 Difference]: Finished difference Result 4649 states and 8948 transitions. [2022-02-10 23:53:05,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-02-10 23:53:05,496 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:05,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:05,501 INFO L225 Difference]: With dead ends: 4649 [2022-02-10 23:53:05,501 INFO L226 Difference]: Without dead ends: 4649 [2022-02-10 23:53:05,502 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 763 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=504, Invalid=2688, Unknown=0, NotChecked=0, Total=3192 [2022-02-10 23:53:05,502 INFO L934 BasicCegarLoop]: 280 mSDtfsCounter, 1087 mSDsluCounter, 2657 mSDsCounter, 0 mSdLazyCounter, 2026 mSolverCounterSat, 250 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1087 SdHoareTripleChecker+Valid, 2933 SdHoareTripleChecker+Invalid, 2276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 250 IncrementalHoareTripleChecker+Valid, 2026 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:05,502 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1087 Valid, 2933 Invalid, 2276 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [250 Valid, 2026 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:53:05,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4649 states. [2022-02-10 23:53:05,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4649 to 2861. [2022-02-10 23:53:05,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2861 states, 2851 states have (on average 1.9463346194317783) internal successors, (5549), 2860 states have internal predecessors, (5549), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:05,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2861 states to 2861 states and 5549 transitions. [2022-02-10 23:53:05,528 INFO L78 Accepts]: Start accepts. Automaton has 2861 states and 5549 transitions. Word has length 135 [2022-02-10 23:53:05,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:05,528 INFO L470 AbstractCegarLoop]: Abstraction has 2861 states and 5549 transitions. [2022-02-10 23:53:05,528 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:05,528 INFO L276 IsEmpty]: Start isEmpty. Operand 2861 states and 5549 transitions. [2022-02-10 23:53:05,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:05,529 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:05,529 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:05,529 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable278 [2022-02-10 23:53:05,529 INFO L402 AbstractCegarLoop]: === Iteration 280 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:05,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:05,529 INFO L85 PathProgramCache]: Analyzing trace with hash -104919945, now seen corresponding path program 134 times [2022-02-10 23:53:05,529 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:05,529 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182392156] [2022-02-10 23:53:05,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:05,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:05,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:05,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:05,802 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:05,802 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182392156] [2022-02-10 23:53:05,802 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1182392156] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:05,802 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:05,802 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:05,802 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408323042] [2022-02-10 23:53:05,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:05,803 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:05,803 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:05,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:05,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:05,803 INFO L87 Difference]: Start difference. First operand 2861 states and 5549 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:07,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:07,394 INFO L93 Difference]: Finished difference Result 4602 states and 8853 transitions. [2022-02-10 23:53:07,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-02-10 23:53:07,394 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:07,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:07,399 INFO L225 Difference]: With dead ends: 4602 [2022-02-10 23:53:07,399 INFO L226 Difference]: Without dead ends: 4602 [2022-02-10 23:53:07,399 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 752 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=531, Invalid=2661, Unknown=0, NotChecked=0, Total=3192 [2022-02-10 23:53:07,399 INFO L934 BasicCegarLoop]: 267 mSDtfsCounter, 981 mSDsluCounter, 3106 mSDsCounter, 0 mSdLazyCounter, 2224 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 981 SdHoareTripleChecker+Valid, 3369 SdHoareTripleChecker+Invalid, 2413 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 2224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:07,399 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [981 Valid, 3369 Invalid, 2413 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 2224 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:53:07,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4602 states. [2022-02-10 23:53:07,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4602 to 2869. [2022-02-10 23:53:07,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2869 states, 2859 states have (on average 1.9464847848898217) internal successors, (5565), 2868 states have internal predecessors, (5565), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:07,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 2869 states and 5565 transitions. [2022-02-10 23:53:07,425 INFO L78 Accepts]: Start accepts. Automaton has 2869 states and 5565 transitions. Word has length 135 [2022-02-10 23:53:07,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:07,425 INFO L470 AbstractCegarLoop]: Abstraction has 2869 states and 5565 transitions. [2022-02-10 23:53:07,425 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:07,425 INFO L276 IsEmpty]: Start isEmpty. Operand 2869 states and 5565 transitions. [2022-02-10 23:53:07,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:07,426 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:07,426 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:07,426 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable279 [2022-02-10 23:53:07,426 INFO L402 AbstractCegarLoop]: === Iteration 281 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:07,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:07,426 INFO L85 PathProgramCache]: Analyzing trace with hash 1503931097, now seen corresponding path program 135 times [2022-02-10 23:53:07,427 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:07,427 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041562871] [2022-02-10 23:53:07,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:07,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:07,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:07,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:07,707 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:07,707 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041562871] [2022-02-10 23:53:07,707 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041562871] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:07,707 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:07,707 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:07,707 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687268491] [2022-02-10 23:53:07,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:07,707 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:07,707 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:07,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:07,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:07,708 INFO L87 Difference]: Start difference. First operand 2869 states and 5565 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:09,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:09,305 INFO L93 Difference]: Finished difference Result 4685 states and 9015 transitions. [2022-02-10 23:53:09,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-02-10 23:53:09,305 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:09,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:09,310 INFO L225 Difference]: With dead ends: 4685 [2022-02-10 23:53:09,310 INFO L226 Difference]: Without dead ends: 4685 [2022-02-10 23:53:09,310 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 918 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=598, Invalid=3062, Unknown=0, NotChecked=0, Total=3660 [2022-02-10 23:53:09,311 INFO L934 BasicCegarLoop]: 266 mSDtfsCounter, 1282 mSDsluCounter, 2788 mSDsCounter, 0 mSdLazyCounter, 2022 mSolverCounterSat, 253 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1282 SdHoareTripleChecker+Valid, 3050 SdHoareTripleChecker+Invalid, 2275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 253 IncrementalHoareTripleChecker+Valid, 2022 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:09,311 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1282 Valid, 3050 Invalid, 2275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [253 Valid, 2022 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:53:09,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4685 states. [2022-02-10 23:53:09,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4685 to 2871. [2022-02-10 23:53:09,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2871 states, 2861 states have (on average 1.9465221950367004) internal successors, (5569), 2870 states have internal predecessors, (5569), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:09,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2871 states to 2871 states and 5569 transitions. [2022-02-10 23:53:09,337 INFO L78 Accepts]: Start accepts. Automaton has 2871 states and 5569 transitions. Word has length 135 [2022-02-10 23:53:09,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:09,337 INFO L470 AbstractCegarLoop]: Abstraction has 2871 states and 5569 transitions. [2022-02-10 23:53:09,337 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:09,337 INFO L276 IsEmpty]: Start isEmpty. Operand 2871 states and 5569 transitions. [2022-02-10 23:53:09,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:09,338 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:09,338 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:09,338 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable280 [2022-02-10 23:53:09,338 INFO L402 AbstractCegarLoop]: === Iteration 282 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:09,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:09,338 INFO L85 PathProgramCache]: Analyzing trace with hash 268051003, now seen corresponding path program 136 times [2022-02-10 23:53:09,338 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:09,338 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270215345] [2022-02-10 23:53:09,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:09,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:09,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:09,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:09,618 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:09,618 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1270215345] [2022-02-10 23:53:09,618 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1270215345] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:09,618 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:09,618 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:09,618 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537744197] [2022-02-10 23:53:09,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:09,618 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:09,618 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:09,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:09,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:09,619 INFO L87 Difference]: Start difference. First operand 2871 states and 5569 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:11,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:11,449 INFO L93 Difference]: Finished difference Result 4724 states and 9092 transitions. [2022-02-10 23:53:11,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-02-10 23:53:11,449 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:11,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:11,455 INFO L225 Difference]: With dead ends: 4724 [2022-02-10 23:53:11,455 INFO L226 Difference]: Without dead ends: 4724 [2022-02-10 23:53:11,455 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 920 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=589, Invalid=3071, Unknown=0, NotChecked=0, Total=3660 [2022-02-10 23:53:11,455 INFO L934 BasicCegarLoop]: 279 mSDtfsCounter, 1125 mSDsluCounter, 3293 mSDsCounter, 0 mSdLazyCounter, 2593 mSolverCounterSat, 256 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1125 SdHoareTripleChecker+Valid, 3568 SdHoareTripleChecker+Invalid, 2849 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 256 IncrementalHoareTripleChecker+Valid, 2593 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:11,455 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1125 Valid, 3568 Invalid, 2849 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [256 Valid, 2593 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:53:11,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4724 states. [2022-02-10 23:53:11,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4724 to 2865. [2022-02-10 23:53:11,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2865 states, 2855 states have (on average 1.9464098073555167) internal successors, (5557), 2864 states have internal predecessors, (5557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:11,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2865 states to 2865 states and 5557 transitions. [2022-02-10 23:53:11,482 INFO L78 Accepts]: Start accepts. Automaton has 2865 states and 5557 transitions. Word has length 135 [2022-02-10 23:53:11,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:11,482 INFO L470 AbstractCegarLoop]: Abstraction has 2865 states and 5557 transitions. [2022-02-10 23:53:11,482 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:11,482 INFO L276 IsEmpty]: Start isEmpty. Operand 2865 states and 5557 transitions. [2022-02-10 23:53:11,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:11,483 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:11,483 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:11,483 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable281 [2022-02-10 23:53:11,483 INFO L402 AbstractCegarLoop]: === Iteration 283 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:11,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:11,483 INFO L85 PathProgramCache]: Analyzing trace with hash -1797712747, now seen corresponding path program 137 times [2022-02-10 23:53:11,483 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:11,484 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403611047] [2022-02-10 23:53:11,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:11,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:11,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:11,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:11,770 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:11,770 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403611047] [2022-02-10 23:53:11,770 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [403611047] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:11,770 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:11,770 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:11,771 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551903189] [2022-02-10 23:53:11,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:11,771 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:11,771 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:11,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:11,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:11,771 INFO L87 Difference]: Start difference. First operand 2865 states and 5557 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:13,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:13,394 INFO L93 Difference]: Finished difference Result 4574 states and 8799 transitions. [2022-02-10 23:53:13,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-02-10 23:53:13,394 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:13,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:13,399 INFO L225 Difference]: With dead ends: 4574 [2022-02-10 23:53:13,399 INFO L226 Difference]: Without dead ends: 4574 [2022-02-10 23:53:13,399 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 803 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=526, Invalid=2780, Unknown=0, NotChecked=0, Total=3306 [2022-02-10 23:53:13,399 INFO L934 BasicCegarLoop]: 267 mSDtfsCounter, 1101 mSDsluCounter, 3001 mSDsCounter, 0 mSdLazyCounter, 2279 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1101 SdHoareTripleChecker+Valid, 3264 SdHoareTripleChecker+Invalid, 2542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 2279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:13,400 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1101 Valid, 3264 Invalid, 2542 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 2279 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:53:13,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4574 states. [2022-02-10 23:53:13,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4574 to 2869. [2022-02-10 23:53:13,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2869 states, 2859 states have (on average 1.9464847848898217) internal successors, (5565), 2868 states have internal predecessors, (5565), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:13,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 2869 states and 5565 transitions. [2022-02-10 23:53:13,444 INFO L78 Accepts]: Start accepts. Automaton has 2869 states and 5565 transitions. Word has length 135 [2022-02-10 23:53:13,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:13,444 INFO L470 AbstractCegarLoop]: Abstraction has 2869 states and 5565 transitions. [2022-02-10 23:53:13,444 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:13,444 INFO L276 IsEmpty]: Start isEmpty. Operand 2869 states and 5565 transitions. [2022-02-10 23:53:13,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:13,445 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:13,445 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:13,445 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable282 [2022-02-10 23:53:13,446 INFO L402 AbstractCegarLoop]: === Iteration 284 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:13,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:13,446 INFO L85 PathProgramCache]: Analyzing trace with hash 1261374455, now seen corresponding path program 138 times [2022-02-10 23:53:13,446 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:13,446 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923427455] [2022-02-10 23:53:13,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:13,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:13,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:13,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:13,704 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:13,704 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923427455] [2022-02-10 23:53:13,704 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1923427455] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:13,704 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:13,704 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:13,704 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939289216] [2022-02-10 23:53:13,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:13,704 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:13,704 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:13,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:13,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:13,705 INFO L87 Difference]: Start difference. First operand 2869 states and 5565 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:15,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:15,465 INFO L93 Difference]: Finished difference Result 4694 states and 9034 transitions. [2022-02-10 23:53:15,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-02-10 23:53:15,466 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:15,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:15,470 INFO L225 Difference]: With dead ends: 4694 [2022-02-10 23:53:15,470 INFO L226 Difference]: Without dead ends: 4694 [2022-02-10 23:53:15,470 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 885 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=554, Invalid=2986, Unknown=0, NotChecked=0, Total=3540 [2022-02-10 23:53:15,470 INFO L934 BasicCegarLoop]: 280 mSDtfsCounter, 1220 mSDsluCounter, 3074 mSDsCounter, 0 mSdLazyCounter, 2468 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1220 SdHoareTripleChecker+Valid, 3350 SdHoareTripleChecker+Invalid, 2713 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 2468 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:15,470 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1220 Valid, 3350 Invalid, 2713 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 2468 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:53:15,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4694 states. [2022-02-10 23:53:15,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4694 to 2867. [2022-02-10 23:53:15,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2867 states, 2857 states have (on average 1.9464473223661183) internal successors, (5561), 2866 states have internal predecessors, (5561), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:15,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2867 states to 2867 states and 5561 transitions. [2022-02-10 23:53:15,495 INFO L78 Accepts]: Start accepts. Automaton has 2867 states and 5561 transitions. Word has length 135 [2022-02-10 23:53:15,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:15,495 INFO L470 AbstractCegarLoop]: Abstraction has 2867 states and 5561 transitions. [2022-02-10 23:53:15,495 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:15,495 INFO L276 IsEmpty]: Start isEmpty. Operand 2867 states and 5561 transitions. [2022-02-10 23:53:15,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:15,496 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:15,496 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:15,496 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable283 [2022-02-10 23:53:15,496 INFO L402 AbstractCegarLoop]: === Iteration 285 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:15,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:15,497 INFO L85 PathProgramCache]: Analyzing trace with hash -832763051, now seen corresponding path program 139 times [2022-02-10 23:53:15,497 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:15,497 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993152294] [2022-02-10 23:53:15,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:15,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:15,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:15,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:15,752 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:15,753 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993152294] [2022-02-10 23:53:15,753 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1993152294] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:15,753 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:15,753 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:15,753 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311129526] [2022-02-10 23:53:15,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:15,753 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:15,753 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:15,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:15,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:15,753 INFO L87 Difference]: Start difference. First operand 2867 states and 5561 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:17,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:17,412 INFO L93 Difference]: Finished difference Result 4714 states and 9078 transitions. [2022-02-10 23:53:17,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-02-10 23:53:17,412 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:17,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:17,416 INFO L225 Difference]: With dead ends: 4714 [2022-02-10 23:53:17,417 INFO L226 Difference]: Without dead ends: 4714 [2022-02-10 23:53:17,417 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 806 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=513, Invalid=2793, Unknown=0, NotChecked=0, Total=3306 [2022-02-10 23:53:17,417 INFO L934 BasicCegarLoop]: 294 mSDtfsCounter, 1164 mSDsluCounter, 2809 mSDsCounter, 0 mSdLazyCounter, 2244 mSolverCounterSat, 304 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1164 SdHoareTripleChecker+Valid, 3099 SdHoareTripleChecker+Invalid, 2548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 304 IncrementalHoareTripleChecker+Valid, 2244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:17,417 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1164 Valid, 3099 Invalid, 2548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [304 Valid, 2244 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:53:17,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4714 states. [2022-02-10 23:53:17,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4714 to 2849. [2022-02-10 23:53:17,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2849 states, 2839 states have (on average 1.9461077844311376) internal successors, (5525), 2848 states have internal predecessors, (5525), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:17,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2849 states to 2849 states and 5525 transitions. [2022-02-10 23:53:17,444 INFO L78 Accepts]: Start accepts. Automaton has 2849 states and 5525 transitions. Word has length 135 [2022-02-10 23:53:17,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:17,444 INFO L470 AbstractCegarLoop]: Abstraction has 2849 states and 5525 transitions. [2022-02-10 23:53:17,444 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:17,444 INFO L276 IsEmpty]: Start isEmpty. Operand 2849 states and 5525 transitions. [2022-02-10 23:53:17,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:17,445 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:17,445 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:17,445 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable284 [2022-02-10 23:53:17,445 INFO L402 AbstractCegarLoop]: === Iteration 286 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:17,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:17,445 INFO L85 PathProgramCache]: Analyzing trace with hash -232155981, now seen corresponding path program 140 times [2022-02-10 23:53:17,445 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:17,445 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374196875] [2022-02-10 23:53:17,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:17,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:17,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:17,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:17,713 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:17,713 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374196875] [2022-02-10 23:53:17,713 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [374196875] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:17,713 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:17,713 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:17,713 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462062698] [2022-02-10 23:53:17,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:17,713 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:17,713 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:17,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:17,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:17,714 INFO L87 Difference]: Start difference. First operand 2849 states and 5525 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:19,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:19,372 INFO L93 Difference]: Finished difference Result 4692 states and 9030 transitions. [2022-02-10 23:53:19,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-02-10 23:53:19,373 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:19,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:19,377 INFO L225 Difference]: With dead ends: 4692 [2022-02-10 23:53:19,377 INFO L226 Difference]: Without dead ends: 4692 [2022-02-10 23:53:19,378 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 774 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=626, Invalid=2680, Unknown=0, NotChecked=0, Total=3306 [2022-02-10 23:53:19,378 INFO L934 BasicCegarLoop]: 292 mSDtfsCounter, 1346 mSDsluCounter, 2661 mSDsCounter, 0 mSdLazyCounter, 2224 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1346 SdHoareTripleChecker+Valid, 2948 SdHoareTripleChecker+Invalid, 2488 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 2224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:19,378 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1346 Valid, 2948 Invalid, 2488 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 2224 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:53:19,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4692 states. [2022-02-10 23:53:19,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4692 to 2857. [2022-02-10 23:53:19,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2857 states, 2847 states have (on average 1.946259220231823) internal successors, (5541), 2856 states have internal predecessors, (5541), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:19,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2857 states to 2857 states and 5541 transitions. [2022-02-10 23:53:19,404 INFO L78 Accepts]: Start accepts. Automaton has 2857 states and 5541 transitions. Word has length 135 [2022-02-10 23:53:19,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:19,404 INFO L470 AbstractCegarLoop]: Abstraction has 2857 states and 5541 transitions. [2022-02-10 23:53:19,404 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:19,404 INFO L276 IsEmpty]: Start isEmpty. Operand 2857 states and 5541 transitions. [2022-02-10 23:53:19,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:19,405 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:19,405 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:19,405 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable285 [2022-02-10 23:53:19,405 INFO L402 AbstractCegarLoop]: === Iteration 287 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:19,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:19,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1376695061, now seen corresponding path program 141 times [2022-02-10 23:53:19,405 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:19,405 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915543852] [2022-02-10 23:53:19,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:19,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:19,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:19,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:19,666 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:19,666 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915543852] [2022-02-10 23:53:19,666 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [915543852] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:19,666 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:19,667 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:19,667 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114440835] [2022-02-10 23:53:19,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:19,667 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:19,667 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:19,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:19,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:19,667 INFO L87 Difference]: Start difference. First operand 2857 states and 5541 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:21,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:21,349 INFO L93 Difference]: Finished difference Result 4775 states and 9192 transitions. [2022-02-10 23:53:21,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-02-10 23:53:21,350 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:21,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:21,355 INFO L225 Difference]: With dead ends: 4775 [2022-02-10 23:53:21,355 INFO L226 Difference]: Without dead ends: 4775 [2022-02-10 23:53:21,355 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 934 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=710, Invalid=3072, Unknown=0, NotChecked=0, Total=3782 [2022-02-10 23:53:21,355 INFO L934 BasicCegarLoop]: 291 mSDtfsCounter, 1434 mSDsluCounter, 2511 mSDsCounter, 0 mSdLazyCounter, 2053 mSolverCounterSat, 371 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1434 SdHoareTripleChecker+Valid, 2797 SdHoareTripleChecker+Invalid, 2424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 371 IncrementalHoareTripleChecker+Valid, 2053 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:21,355 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1434 Valid, 2797 Invalid, 2424 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [371 Valid, 2053 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:53:21,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4775 states. [2022-02-10 23:53:21,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4775 to 2859. [2022-02-10 23:53:21,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2859 states, 2849 states have (on average 1.9462969462969464) internal successors, (5545), 2858 states have internal predecessors, (5545), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:21,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2859 states to 2859 states and 5545 transitions. [2022-02-10 23:53:21,383 INFO L78 Accepts]: Start accepts. Automaton has 2859 states and 5545 transitions. Word has length 135 [2022-02-10 23:53:21,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:21,383 INFO L470 AbstractCegarLoop]: Abstraction has 2859 states and 5545 transitions. [2022-02-10 23:53:21,383 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:21,383 INFO L276 IsEmpty]: Start isEmpty. Operand 2859 states and 5545 transitions. [2022-02-10 23:53:21,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:21,384 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:21,385 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:21,385 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable286 [2022-02-10 23:53:21,385 INFO L402 AbstractCegarLoop]: === Iteration 288 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:21,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:21,385 INFO L85 PathProgramCache]: Analyzing trace with hash 140814967, now seen corresponding path program 142 times [2022-02-10 23:53:21,385 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:21,385 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350699399] [2022-02-10 23:53:21,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:21,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:21,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:21,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:21,641 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:21,641 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350699399] [2022-02-10 23:53:21,641 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [350699399] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:21,641 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:21,641 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:21,641 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841828977] [2022-02-10 23:53:21,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:21,641 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:21,641 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:21,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:21,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:21,642 INFO L87 Difference]: Start difference. First operand 2859 states and 5545 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:23,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:23,443 INFO L93 Difference]: Finished difference Result 4814 states and 9269 transitions. [2022-02-10 23:53:23,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-02-10 23:53:23,444 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:23,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:23,449 INFO L225 Difference]: With dead ends: 4814 [2022-02-10 23:53:23,449 INFO L226 Difference]: Without dead ends: 4814 [2022-02-10 23:53:23,450 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 937 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=703, Invalid=3079, Unknown=0, NotChecked=0, Total=3782 [2022-02-10 23:53:23,450 INFO L934 BasicCegarLoop]: 304 mSDtfsCounter, 1653 mSDsluCounter, 2757 mSDsCounter, 0 mSdLazyCounter, 2336 mSolverCounterSat, 421 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1653 SdHoareTripleChecker+Valid, 3056 SdHoareTripleChecker+Invalid, 2757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 421 IncrementalHoareTripleChecker+Valid, 2336 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:23,450 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1653 Valid, 3056 Invalid, 2757 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [421 Valid, 2336 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:53:23,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4814 states. [2022-02-10 23:53:23,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4814 to 2853. [2022-02-10 23:53:23,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2853 states, 2843 states have (on average 1.9461836088638762) internal successors, (5533), 2852 states have internal predecessors, (5533), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:23,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2853 states to 2853 states and 5533 transitions. [2022-02-10 23:53:23,482 INFO L78 Accepts]: Start accepts. Automaton has 2853 states and 5533 transitions. Word has length 135 [2022-02-10 23:53:23,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:23,482 INFO L470 AbstractCegarLoop]: Abstraction has 2853 states and 5533 transitions. [2022-02-10 23:53:23,482 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:23,482 INFO L276 IsEmpty]: Start isEmpty. Operand 2853 states and 5533 transitions. [2022-02-10 23:53:23,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:23,483 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:23,483 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:23,483 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable287 [2022-02-10 23:53:23,483 INFO L402 AbstractCegarLoop]: === Iteration 289 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:23,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:23,484 INFO L85 PathProgramCache]: Analyzing trace with hash -1065759885, now seen corresponding path program 143 times [2022-02-10 23:53:23,484 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:23,484 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642685066] [2022-02-10 23:53:23,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:23,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:23,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:23,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:23,740 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:23,740 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642685066] [2022-02-10 23:53:23,740 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642685066] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:23,740 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:23,740 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:23,740 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098866013] [2022-02-10 23:53:23,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:23,741 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:23,741 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:23,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:23,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:23,741 INFO L87 Difference]: Start difference. First operand 2853 states and 5533 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:25,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:25,341 INFO L93 Difference]: Finished difference Result 4756 states and 9154 transitions. [2022-02-10 23:53:25,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-02-10 23:53:25,341 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:25,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:25,347 INFO L225 Difference]: With dead ends: 4756 [2022-02-10 23:53:25,347 INFO L226 Difference]: Without dead ends: 4756 [2022-02-10 23:53:25,347 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 906 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=671, Invalid=2989, Unknown=0, NotChecked=0, Total=3660 [2022-02-10 23:53:25,347 INFO L934 BasicCegarLoop]: 291 mSDtfsCounter, 1291 mSDsluCounter, 2450 mSDsCounter, 0 mSdLazyCounter, 1969 mSolverCounterSat, 364 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1291 SdHoareTripleChecker+Valid, 2736 SdHoareTripleChecker+Invalid, 2333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 364 IncrementalHoareTripleChecker+Valid, 1969 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:25,347 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1291 Valid, 2736 Invalid, 2333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [364 Valid, 1969 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:53:25,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4756 states. [2022-02-10 23:53:25,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4756 to 2857. [2022-02-10 23:53:25,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2857 states, 2847 states have (on average 1.946259220231823) internal successors, (5541), 2856 states have internal predecessors, (5541), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:25,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2857 states to 2857 states and 5541 transitions. [2022-02-10 23:53:25,376 INFO L78 Accepts]: Start accepts. Automaton has 2857 states and 5541 transitions. Word has length 135 [2022-02-10 23:53:25,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:25,376 INFO L470 AbstractCegarLoop]: Abstraction has 2857 states and 5541 transitions. [2022-02-10 23:53:25,377 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:25,377 INFO L276 IsEmpty]: Start isEmpty. Operand 2857 states and 5541 transitions. [2022-02-10 23:53:25,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:25,377 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:25,378 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:25,378 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable288 [2022-02-10 23:53:25,378 INFO L402 AbstractCegarLoop]: === Iteration 290 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:25,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:25,378 INFO L85 PathProgramCache]: Analyzing trace with hash 1993327317, now seen corresponding path program 144 times [2022-02-10 23:53:25,378 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:25,378 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924575555] [2022-02-10 23:53:25,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:25,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:25,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:25,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:25,633 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:25,633 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924575555] [2022-02-10 23:53:25,633 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [924575555] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:25,633 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:25,633 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:25,633 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81385834] [2022-02-10 23:53:25,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:25,633 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:25,634 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:25,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:25,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:25,634 INFO L87 Difference]: Start difference. First operand 2857 states and 5541 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:27,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:27,642 INFO L93 Difference]: Finished difference Result 4876 states and 9389 transitions. [2022-02-10 23:53:27,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-02-10 23:53:27,642 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:27,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:27,647 INFO L225 Difference]: With dead ends: 4876 [2022-02-10 23:53:27,647 INFO L226 Difference]: Without dead ends: 4876 [2022-02-10 23:53:27,648 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 988 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=713, Invalid=3193, Unknown=0, NotChecked=0, Total=3906 [2022-02-10 23:53:27,648 INFO L934 BasicCegarLoop]: 304 mSDtfsCounter, 1259 mSDsluCounter, 3478 mSDsCounter, 0 mSdLazyCounter, 2948 mSolverCounterSat, 302 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1259 SdHoareTripleChecker+Valid, 3777 SdHoareTripleChecker+Invalid, 3250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 302 IncrementalHoareTripleChecker+Valid, 2948 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:27,648 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1259 Valid, 3777 Invalid, 3250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [302 Valid, 2948 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:53:27,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4876 states. [2022-02-10 23:53:27,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4876 to 2855. [2022-02-10 23:53:27,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2855 states, 2845 states have (on average 1.9462214411247802) internal successors, (5537), 2854 states have internal predecessors, (5537), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:27,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2855 states to 2855 states and 5537 transitions. [2022-02-10 23:53:27,675 INFO L78 Accepts]: Start accepts. Automaton has 2855 states and 5537 transitions. Word has length 135 [2022-02-10 23:53:27,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:27,675 INFO L470 AbstractCegarLoop]: Abstraction has 2855 states and 5537 transitions. [2022-02-10 23:53:27,675 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:27,675 INFO L276 IsEmpty]: Start isEmpty. Operand 2855 states and 5537 transitions. [2022-02-10 23:53:27,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:27,676 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:27,676 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:27,676 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable289 [2022-02-10 23:53:27,676 INFO L402 AbstractCegarLoop]: === Iteration 291 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:27,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:27,676 INFO L85 PathProgramCache]: Analyzing trace with hash -100810189, now seen corresponding path program 145 times [2022-02-10 23:53:27,677 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:27,677 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567142005] [2022-02-10 23:53:27,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:27,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:27,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:27,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:27,949 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:27,949 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [567142005] [2022-02-10 23:53:27,949 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [567142005] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:27,949 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:27,949 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:27,950 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999643927] [2022-02-10 23:53:27,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:27,950 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:27,950 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:27,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:27,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:27,950 INFO L87 Difference]: Start difference. First operand 2855 states and 5537 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:29,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:29,899 INFO L93 Difference]: Finished difference Result 4896 states and 9433 transitions. [2022-02-10 23:53:29,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-02-10 23:53:29,899 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:29,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:29,904 INFO L225 Difference]: With dead ends: 4896 [2022-02-10 23:53:29,904 INFO L226 Difference]: Without dead ends: 4896 [2022-02-10 23:53:29,905 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 910 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=659, Invalid=3001, Unknown=0, NotChecked=0, Total=3660 [2022-02-10 23:53:29,905 INFO L934 BasicCegarLoop]: 318 mSDtfsCounter, 1073 mSDsluCounter, 3420 mSDsCounter, 0 mSdLazyCounter, 2945 mSolverCounterSat, 294 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1073 SdHoareTripleChecker+Valid, 3733 SdHoareTripleChecker+Invalid, 3239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 294 IncrementalHoareTripleChecker+Valid, 2945 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:29,905 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1073 Valid, 3733 Invalid, 3239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [294 Valid, 2945 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:53:29,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4896 states. [2022-02-10 23:53:29,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4896 to 2849. [2022-02-10 23:53:29,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2849 states, 2839 states have (on average 1.9461077844311376) internal successors, (5525), 2848 states have internal predecessors, (5525), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:29,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2849 states to 2849 states and 5525 transitions. [2022-02-10 23:53:29,947 INFO L78 Accepts]: Start accepts. Automaton has 2849 states and 5525 transitions. Word has length 135 [2022-02-10 23:53:29,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:29,947 INFO L470 AbstractCegarLoop]: Abstraction has 2849 states and 5525 transitions. [2022-02-10 23:53:29,947 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:29,947 INFO L276 IsEmpty]: Start isEmpty. Operand 2849 states and 5525 transitions. [2022-02-10 23:53:29,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:29,948 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:29,948 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:29,948 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable290 [2022-02-10 23:53:29,948 INFO L402 AbstractCegarLoop]: === Iteration 292 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:29,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:29,949 INFO L85 PathProgramCache]: Analyzing trace with hash -2110409451, now seen corresponding path program 146 times [2022-02-10 23:53:29,949 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:29,949 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703149236] [2022-02-10 23:53:29,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:29,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:29,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:30,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:30,204 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:30,204 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703149236] [2022-02-10 23:53:30,204 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [703149236] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:30,204 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:30,204 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:30,204 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862409096] [2022-02-10 23:53:30,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:30,204 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:30,205 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:30,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:30,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:30,205 INFO L87 Difference]: Start difference. First operand 2849 states and 5525 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:31,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:31,815 INFO L93 Difference]: Finished difference Result 4690 states and 9028 transitions. [2022-02-10 23:53:31,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-02-10 23:53:31,815 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:31,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:31,819 INFO L225 Difference]: With dead ends: 4690 [2022-02-10 23:53:31,820 INFO L226 Difference]: Without dead ends: 4690 [2022-02-10 23:53:31,820 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 792 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=592, Invalid=2714, Unknown=0, NotChecked=0, Total=3306 [2022-02-10 23:53:31,820 INFO L934 BasicCegarLoop]: 287 mSDtfsCounter, 1185 mSDsluCounter, 2593 mSDsCounter, 0 mSdLazyCounter, 2152 mSolverCounterSat, 321 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1185 SdHoareTripleChecker+Valid, 2875 SdHoareTripleChecker+Invalid, 2473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 321 IncrementalHoareTripleChecker+Valid, 2152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:31,820 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1185 Valid, 2875 Invalid, 2473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [321 Valid, 2152 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:53:31,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4690 states. [2022-02-10 23:53:31,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4690 to 2853. [2022-02-10 23:53:31,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2853 states, 2843 states have (on average 1.9461836088638762) internal successors, (5533), 2852 states have internal predecessors, (5533), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:31,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2853 states to 2853 states and 5533 transitions. [2022-02-10 23:53:31,845 INFO L78 Accepts]: Start accepts. Automaton has 2853 states and 5533 transitions. Word has length 135 [2022-02-10 23:53:31,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:31,845 INFO L470 AbstractCegarLoop]: Abstraction has 2853 states and 5533 transitions. [2022-02-10 23:53:31,845 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:31,845 INFO L276 IsEmpty]: Start isEmpty. Operand 2853 states and 5533 transitions. [2022-02-10 23:53:31,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:31,846 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:31,846 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:31,846 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable291 [2022-02-10 23:53:31,847 INFO L402 AbstractCegarLoop]: === Iteration 293 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:31,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:31,847 INFO L85 PathProgramCache]: Analyzing trace with hash 948677751, now seen corresponding path program 147 times [2022-02-10 23:53:31,847 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:31,847 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260978347] [2022-02-10 23:53:31,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:31,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:31,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:32,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:32,106 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:32,106 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260978347] [2022-02-10 23:53:32,106 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1260978347] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:32,106 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:32,106 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:32,106 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584727848] [2022-02-10 23:53:32,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:32,106 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:32,107 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:32,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:32,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:32,107 INFO L87 Difference]: Start difference. First operand 2853 states and 5533 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:33,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:33,859 INFO L93 Difference]: Finished difference Result 4810 states and 9263 transitions. [2022-02-10 23:53:33,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-02-10 23:53:33,859 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:33,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:33,864 INFO L225 Difference]: With dead ends: 4810 [2022-02-10 23:53:33,864 INFO L226 Difference]: Without dead ends: 4810 [2022-02-10 23:53:33,864 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 868 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=631, Invalid=2909, Unknown=0, NotChecked=0, Total=3540 [2022-02-10 23:53:33,864 INFO L934 BasicCegarLoop]: 300 mSDtfsCounter, 1457 mSDsluCounter, 2719 mSDsCounter, 0 mSdLazyCounter, 2356 mSolverCounterSat, 406 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1457 SdHoareTripleChecker+Valid, 3014 SdHoareTripleChecker+Invalid, 2762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 406 IncrementalHoareTripleChecker+Valid, 2356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:33,865 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1457 Valid, 3014 Invalid, 2762 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [406 Valid, 2356 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:53:33,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4810 states. [2022-02-10 23:53:33,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4810 to 2851. [2022-02-10 23:53:33,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2851 states, 2841 states have (on average 1.9461457233368533) internal successors, (5529), 2850 states have internal predecessors, (5529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:33,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2851 states to 2851 states and 5529 transitions. [2022-02-10 23:53:33,890 INFO L78 Accepts]: Start accepts. Automaton has 2851 states and 5529 transitions. Word has length 135 [2022-02-10 23:53:33,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:33,890 INFO L470 AbstractCegarLoop]: Abstraction has 2851 states and 5529 transitions. [2022-02-10 23:53:33,890 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:33,890 INFO L276 IsEmpty]: Start isEmpty. Operand 2851 states and 5529 transitions. [2022-02-10 23:53:33,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:33,891 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:33,891 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:33,891 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable292 [2022-02-10 23:53:33,891 INFO L402 AbstractCegarLoop]: === Iteration 294 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:33,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:33,892 INFO L85 PathProgramCache]: Analyzing trace with hash -1145459755, now seen corresponding path program 148 times [2022-02-10 23:53:33,892 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:33,892 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927512252] [2022-02-10 23:53:33,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:33,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:33,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:34,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:34,142 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:34,142 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927512252] [2022-02-10 23:53:34,142 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927512252] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:34,142 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:34,142 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:34,143 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19361279] [2022-02-10 23:53:34,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:34,143 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:34,143 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:34,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:34,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:34,143 INFO L87 Difference]: Start difference. First operand 2851 states and 5529 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:36,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:36,183 INFO L93 Difference]: Finished difference Result 4890 states and 9423 transitions. [2022-02-10 23:53:36,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-02-10 23:53:36,184 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:36,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:36,189 INFO L225 Difference]: With dead ends: 4890 [2022-02-10 23:53:36,189 INFO L226 Difference]: Without dead ends: 4890 [2022-02-10 23:53:36,189 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 873 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=624, Invalid=2916, Unknown=0, NotChecked=0, Total=3540 [2022-02-10 23:53:36,190 INFO L934 BasicCegarLoop]: 314 mSDtfsCounter, 1317 mSDsluCounter, 3503 mSDsCounter, 0 mSdLazyCounter, 3183 mSolverCounterSat, 321 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1317 SdHoareTripleChecker+Valid, 3812 SdHoareTripleChecker+Invalid, 3504 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 321 IncrementalHoareTripleChecker+Valid, 3183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:36,190 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1317 Valid, 3812 Invalid, 3504 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [321 Valid, 3183 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:53:36,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4890 states. [2022-02-10 23:53:36,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4890 to 2849. [2022-02-10 23:53:36,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2849 states, 2839 states have (on average 1.9461077844311376) internal successors, (5525), 2848 states have internal predecessors, (5525), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:36,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2849 states to 2849 states and 5525 transitions. [2022-02-10 23:53:36,218 INFO L78 Accepts]: Start accepts. Automaton has 2849 states and 5525 transitions. Word has length 135 [2022-02-10 23:53:36,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:36,218 INFO L470 AbstractCegarLoop]: Abstraction has 2849 states and 5525 transitions. [2022-02-10 23:53:36,218 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:36,218 INFO L276 IsEmpty]: Start isEmpty. Operand 2849 states and 5525 transitions. [2022-02-10 23:53:36,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:36,219 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:36,219 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:36,219 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable293 [2022-02-10 23:53:36,219 INFO L402 AbstractCegarLoop]: === Iteration 295 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:36,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:36,219 INFO L85 PathProgramCache]: Analyzing trace with hash -1038606729, now seen corresponding path program 149 times [2022-02-10 23:53:36,219 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:36,219 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515766757] [2022-02-10 23:53:36,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:36,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:36,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:36,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:36,468 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:36,468 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515766757] [2022-02-10 23:53:36,468 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1515766757] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:36,469 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:36,469 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:36,469 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619375262] [2022-02-10 23:53:36,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:36,469 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:36,469 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:36,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:36,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:36,469 INFO L87 Difference]: Start difference. First operand 2849 states and 5525 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:38,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:38,402 INFO L93 Difference]: Finished difference Result 4864 states and 9375 transitions. [2022-02-10 23:53:38,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-02-10 23:53:38,403 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:38,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:38,408 INFO L225 Difference]: With dead ends: 4864 [2022-02-10 23:53:38,408 INFO L226 Difference]: Without dead ends: 4864 [2022-02-10 23:53:38,408 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 797 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=576, Invalid=2730, Unknown=0, NotChecked=0, Total=3306 [2022-02-10 23:53:38,409 INFO L934 BasicCegarLoop]: 326 mSDtfsCounter, 1098 mSDsluCounter, 3435 mSDsCounter, 0 mSdLazyCounter, 3087 mSolverCounterSat, 304 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1098 SdHoareTripleChecker+Valid, 3756 SdHoareTripleChecker+Invalid, 3391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 304 IncrementalHoareTripleChecker+Valid, 3087 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:38,409 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1098 Valid, 3756 Invalid, 3391 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [304 Valid, 3087 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:53:38,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4864 states. [2022-02-10 23:53:38,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4864 to 2803. [2022-02-10 23:53:38,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2803 states, 2793 states have (on average 1.945220193340494) internal successors, (5433), 2802 states have internal predecessors, (5433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:38,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2803 states to 2803 states and 5433 transitions. [2022-02-10 23:53:38,435 INFO L78 Accepts]: Start accepts. Automaton has 2803 states and 5433 transitions. Word has length 135 [2022-02-10 23:53:38,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:38,435 INFO L470 AbstractCegarLoop]: Abstraction has 2803 states and 5433 transitions. [2022-02-10 23:53:38,435 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:38,435 INFO L276 IsEmpty]: Start isEmpty. Operand 2803 states and 5433 transitions. [2022-02-10 23:53:38,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:38,436 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:38,436 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:38,436 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable294 [2022-02-10 23:53:38,436 INFO L402 AbstractCegarLoop]: === Iteration 296 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:38,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:38,437 INFO L85 PathProgramCache]: Analyzing trace with hash -38977279, now seen corresponding path program 150 times [2022-02-10 23:53:38,437 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:38,437 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495127164] [2022-02-10 23:53:38,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:38,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:38,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:38,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:38,705 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:38,705 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495127164] [2022-02-10 23:53:38,705 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1495127164] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:38,705 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:38,705 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:38,705 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835216587] [2022-02-10 23:53:38,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:38,705 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:38,705 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:38,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:38,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:38,706 INFO L87 Difference]: Start difference. First operand 2803 states and 5433 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:40,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:40,269 INFO L93 Difference]: Finished difference Result 4673 states and 8991 transitions. [2022-02-10 23:53:40,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-02-10 23:53:40,270 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:40,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:40,275 INFO L225 Difference]: With dead ends: 4673 [2022-02-10 23:53:40,275 INFO L226 Difference]: Without dead ends: 4673 [2022-02-10 23:53:40,275 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 654 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=517, Invalid=2345, Unknown=0, NotChecked=0, Total=2862 [2022-02-10 23:53:40,275 INFO L934 BasicCegarLoop]: 288 mSDtfsCounter, 1273 mSDsluCounter, 2806 mSDsCounter, 0 mSdLazyCounter, 2157 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1273 SdHoareTripleChecker+Valid, 3089 SdHoareTripleChecker+Invalid, 2431 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 2157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:40,276 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1273 Valid, 3089 Invalid, 2431 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 2157 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:53:40,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4673 states. [2022-02-10 23:53:40,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4673 to 2809. [2022-02-10 23:53:40,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2809 states, 2799 states have (on average 1.9453376205787782) internal successors, (5445), 2808 states have internal predecessors, (5445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:40,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2809 states to 2809 states and 5445 transitions. [2022-02-10 23:53:40,304 INFO L78 Accepts]: Start accepts. Automaton has 2809 states and 5445 transitions. Word has length 135 [2022-02-10 23:53:40,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:40,304 INFO L470 AbstractCegarLoop]: Abstraction has 2809 states and 5445 transitions. [2022-02-10 23:53:40,304 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:40,304 INFO L276 IsEmpty]: Start isEmpty. Operand 2809 states and 5445 transitions. [2022-02-10 23:53:40,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:40,305 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:40,305 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:40,305 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable295 [2022-02-10 23:53:40,305 INFO L402 AbstractCegarLoop]: === Iteration 297 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:40,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:40,305 INFO L85 PathProgramCache]: Analyzing trace with hash 1569873763, now seen corresponding path program 151 times [2022-02-10 23:53:40,305 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:40,305 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417072918] [2022-02-10 23:53:40,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:40,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:40,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:40,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:40,571 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:40,571 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1417072918] [2022-02-10 23:53:40,571 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1417072918] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:40,571 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:40,571 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:40,571 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314731627] [2022-02-10 23:53:40,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:40,571 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:40,572 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:40,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:40,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:40,572 INFO L87 Difference]: Start difference. First operand 2809 states and 5445 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:42,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:42,132 INFO L93 Difference]: Finished difference Result 4690 states and 9027 transitions. [2022-02-10 23:53:42,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-02-10 23:53:42,133 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:42,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:42,138 INFO L225 Difference]: With dead ends: 4690 [2022-02-10 23:53:42,138 INFO L226 Difference]: Without dead ends: 4690 [2022-02-10 23:53:42,138 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 729 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=545, Invalid=2535, Unknown=0, NotChecked=0, Total=3080 [2022-02-10 23:53:42,138 INFO L934 BasicCegarLoop]: 287 mSDtfsCounter, 1414 mSDsluCounter, 2501 mSDsCounter, 0 mSdLazyCounter, 2040 mSolverCounterSat, 281 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1414 SdHoareTripleChecker+Valid, 2783 SdHoareTripleChecker+Invalid, 2321 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 281 IncrementalHoareTripleChecker+Valid, 2040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:42,138 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1414 Valid, 2783 Invalid, 2321 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [281 Valid, 2040 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:53:42,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4690 states. [2022-02-10 23:53:42,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4690 to 2811. [2022-02-10 23:53:42,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2811 states, 2801 states have (on average 1.9453766511960013) internal successors, (5449), 2810 states have internal predecessors, (5449), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:42,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2811 states to 2811 states and 5449 transitions. [2022-02-10 23:53:42,165 INFO L78 Accepts]: Start accepts. Automaton has 2811 states and 5449 transitions. Word has length 135 [2022-02-10 23:53:42,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:42,165 INFO L470 AbstractCegarLoop]: Abstraction has 2811 states and 5449 transitions. [2022-02-10 23:53:42,165 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:42,165 INFO L276 IsEmpty]: Start isEmpty. Operand 2811 states and 5449 transitions. [2022-02-10 23:53:42,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:42,166 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:42,166 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:42,166 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable296 [2022-02-10 23:53:42,166 INFO L402 AbstractCegarLoop]: === Iteration 298 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:42,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:42,166 INFO L85 PathProgramCache]: Analyzing trace with hash 333993669, now seen corresponding path program 152 times [2022-02-10 23:53:42,166 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:42,166 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283568665] [2022-02-10 23:53:42,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:42,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:42,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:42,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:42,468 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:42,468 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [283568665] [2022-02-10 23:53:42,468 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [283568665] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:42,468 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:42,468 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:42,468 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640081645] [2022-02-10 23:53:42,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:42,468 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:42,468 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:42,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:42,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:42,469 INFO L87 Difference]: Start difference. First operand 2811 states and 5449 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:44,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:44,186 INFO L93 Difference]: Finished difference Result 4729 states and 9104 transitions. [2022-02-10 23:53:44,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-02-10 23:53:44,186 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:44,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:44,192 INFO L225 Difference]: With dead ends: 4729 [2022-02-10 23:53:44,192 INFO L226 Difference]: Without dead ends: 4729 [2022-02-10 23:53:44,192 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 730 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=537, Invalid=2543, Unknown=0, NotChecked=0, Total=3080 [2022-02-10 23:53:44,193 INFO L934 BasicCegarLoop]: 300 mSDtfsCounter, 1291 mSDsluCounter, 2892 mSDsCounter, 0 mSdLazyCounter, 2465 mSolverCounterSat, 302 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1291 SdHoareTripleChecker+Valid, 3187 SdHoareTripleChecker+Invalid, 2767 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 302 IncrementalHoareTripleChecker+Valid, 2465 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:44,193 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1291 Valid, 3187 Invalid, 2767 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [302 Valid, 2465 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:53:44,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4729 states. [2022-02-10 23:53:44,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4729 to 2804. [2022-02-10 23:53:44,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2804 states, 2794 states have (on average 1.9452397995705082) internal successors, (5435), 2803 states have internal predecessors, (5435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:44,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 2804 states and 5435 transitions. [2022-02-10 23:53:44,220 INFO L78 Accepts]: Start accepts. Automaton has 2804 states and 5435 transitions. Word has length 135 [2022-02-10 23:53:44,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:44,220 INFO L470 AbstractCegarLoop]: Abstraction has 2804 states and 5435 transitions. [2022-02-10 23:53:44,220 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:44,220 INFO L276 IsEmpty]: Start isEmpty. Operand 2804 states and 5435 transitions. [2022-02-10 23:53:44,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:44,221 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:44,221 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:44,221 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable297 [2022-02-10 23:53:44,222 INFO L402 AbstractCegarLoop]: === Iteration 299 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:44,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:44,222 INFO L85 PathProgramCache]: Analyzing trace with hash 12877657, now seen corresponding path program 153 times [2022-02-10 23:53:44,222 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:44,222 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216044060] [2022-02-10 23:53:44,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:44,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:44,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:44,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:44,513 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:44,513 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1216044060] [2022-02-10 23:53:44,514 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1216044060] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:44,514 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:44,514 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:44,514 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476254111] [2022-02-10 23:53:44,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:44,514 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:44,514 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:44,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:44,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:44,514 INFO L87 Difference]: Start difference. First operand 2804 states and 5435 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:46,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:46,180 INFO L93 Difference]: Finished difference Result 4682 states and 9009 transitions. [2022-02-10 23:53:46,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-02-10 23:53:46,180 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:46,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:46,185 INFO L225 Difference]: With dead ends: 4682 [2022-02-10 23:53:46,185 INFO L226 Difference]: Without dead ends: 4682 [2022-02-10 23:53:46,186 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 716 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=567, Invalid=2513, Unknown=0, NotChecked=0, Total=3080 [2022-02-10 23:53:46,186 INFO L934 BasicCegarLoop]: 287 mSDtfsCounter, 1309 mSDsluCounter, 2979 mSDsCounter, 0 mSdLazyCounter, 2431 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1309 SdHoareTripleChecker+Valid, 3261 SdHoareTripleChecker+Invalid, 2673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 2431 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:46,186 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1309 Valid, 3261 Invalid, 2673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 2431 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:53:46,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4682 states. [2022-02-10 23:53:46,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4682 to 2812. [2022-02-10 23:53:46,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2812 states, 2802 states have (on average 1.9453961456102784) internal successors, (5451), 2811 states have internal predecessors, (5451), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:46,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2812 states to 2812 states and 5451 transitions. [2022-02-10 23:53:46,219 INFO L78 Accepts]: Start accepts. Automaton has 2812 states and 5451 transitions. Word has length 135 [2022-02-10 23:53:46,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:46,219 INFO L470 AbstractCegarLoop]: Abstraction has 2812 states and 5451 transitions. [2022-02-10 23:53:46,219 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:46,219 INFO L276 IsEmpty]: Start isEmpty. Operand 2812 states and 5451 transitions. [2022-02-10 23:53:46,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:46,220 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:46,220 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:46,220 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable298 [2022-02-10 23:53:46,220 INFO L402 AbstractCegarLoop]: === Iteration 300 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:46,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:46,221 INFO L85 PathProgramCache]: Analyzing trace with hash 1621728699, now seen corresponding path program 154 times [2022-02-10 23:53:46,221 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:46,221 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157404323] [2022-02-10 23:53:46,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:46,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:46,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:46,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:46,494 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:46,494 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157404323] [2022-02-10 23:53:46,494 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [157404323] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:46,494 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:46,494 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:46,494 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020511649] [2022-02-10 23:53:46,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:46,494 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:46,494 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:46,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:46,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:46,495 INFO L87 Difference]: Start difference. First operand 2812 states and 5451 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:48,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:48,230 INFO L93 Difference]: Finished difference Result 4765 states and 9171 transitions. [2022-02-10 23:53:48,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-02-10 23:53:48,230 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:48,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:48,236 INFO L225 Difference]: With dead ends: 4765 [2022-02-10 23:53:48,236 INFO L226 Difference]: Without dead ends: 4765 [2022-02-10 23:53:48,237 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 873 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=644, Invalid=2896, Unknown=0, NotChecked=0, Total=3540 [2022-02-10 23:53:48,237 INFO L934 BasicCegarLoop]: 286 mSDtfsCounter, 1204 mSDsluCounter, 3087 mSDsCounter, 0 mSdLazyCounter, 2423 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1204 SdHoareTripleChecker+Valid, 3368 SdHoareTripleChecker+Invalid, 2700 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 2423 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:48,237 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1204 Valid, 3368 Invalid, 2700 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 2423 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:53:48,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4765 states. [2022-02-10 23:53:48,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4765 to 2814. [2022-02-10 23:53:48,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2814 states, 2804 states have (on average 1.945435092724679) internal successors, (5455), 2813 states have internal predecessors, (5455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:48,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2814 states to 2814 states and 5455 transitions. [2022-02-10 23:53:48,280 INFO L78 Accepts]: Start accepts. Automaton has 2814 states and 5455 transitions. Word has length 135 [2022-02-10 23:53:48,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:48,280 INFO L470 AbstractCegarLoop]: Abstraction has 2814 states and 5455 transitions. [2022-02-10 23:53:48,280 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:48,281 INFO L276 IsEmpty]: Start isEmpty. Operand 2814 states and 5455 transitions. [2022-02-10 23:53:48,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:48,281 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:48,282 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:48,282 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable299 [2022-02-10 23:53:48,282 INFO L402 AbstractCegarLoop]: === Iteration 301 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:48,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:48,282 INFO L85 PathProgramCache]: Analyzing trace with hash 385848605, now seen corresponding path program 155 times [2022-02-10 23:53:48,282 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:48,282 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1722140410] [2022-02-10 23:53:48,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:48,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:48,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:48,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:48,541 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:48,541 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1722140410] [2022-02-10 23:53:48,541 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1722140410] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:48,541 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:48,541 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:48,541 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839770798] [2022-02-10 23:53:48,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:48,541 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:48,541 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:48,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:48,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:48,542 INFO L87 Difference]: Start difference. First operand 2814 states and 5455 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:50,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:50,479 INFO L93 Difference]: Finished difference Result 4804 states and 9248 transitions. [2022-02-10 23:53:50,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-02-10 23:53:50,480 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:50,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:50,484 INFO L225 Difference]: With dead ends: 4804 [2022-02-10 23:53:50,485 INFO L226 Difference]: Without dead ends: 4804 [2022-02-10 23:53:50,485 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 875 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=636, Invalid=2904, Unknown=0, NotChecked=0, Total=3540 [2022-02-10 23:53:50,485 INFO L934 BasicCegarLoop]: 299 mSDtfsCounter, 1061 mSDsluCounter, 3385 mSDsCounter, 0 mSdLazyCounter, 2781 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1061 SdHoareTripleChecker+Valid, 3679 SdHoareTripleChecker+Invalid, 3057 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 2781 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:50,485 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1061 Valid, 3679 Invalid, 3057 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 2781 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:53:50,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4804 states. [2022-02-10 23:53:50,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4804 to 2808. [2022-02-10 23:53:50,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2808 states, 2798 states have (on average 1.9453180843459614) internal successors, (5443), 2807 states have internal predecessors, (5443), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:50,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2808 states to 2808 states and 5443 transitions. [2022-02-10 23:53:50,511 INFO L78 Accepts]: Start accepts. Automaton has 2808 states and 5443 transitions. Word has length 135 [2022-02-10 23:53:50,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:50,511 INFO L470 AbstractCegarLoop]: Abstraction has 2808 states and 5443 transitions. [2022-02-10 23:53:50,511 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:50,511 INFO L276 IsEmpty]: Start isEmpty. Operand 2808 states and 5443 transitions. [2022-02-10 23:53:50,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:50,512 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:50,512 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:50,512 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable300 [2022-02-10 23:53:50,512 INFO L402 AbstractCegarLoop]: === Iteration 302 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:50,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:50,512 INFO L85 PathProgramCache]: Analyzing trace with hash -1679915145, now seen corresponding path program 156 times [2022-02-10 23:53:50,513 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:50,513 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586717485] [2022-02-10 23:53:50,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:50,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:50,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:50,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:50,772 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:50,772 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586717485] [2022-02-10 23:53:50,772 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [586717485] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:50,772 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:50,772 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:50,773 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895583349] [2022-02-10 23:53:50,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:50,773 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:50,773 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:50,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:50,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:50,773 INFO L87 Difference]: Start difference. First operand 2808 states and 5443 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:52,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:52,567 INFO L93 Difference]: Finished difference Result 4654 states and 8955 transitions. [2022-02-10 23:53:52,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-02-10 23:53:52,567 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:52,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:52,572 INFO L225 Difference]: With dead ends: 4654 [2022-02-10 23:53:52,572 INFO L226 Difference]: Without dead ends: 4654 [2022-02-10 23:53:52,572 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 764 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=564, Invalid=2628, Unknown=0, NotChecked=0, Total=3192 [2022-02-10 23:53:52,573 INFO L934 BasicCegarLoop]: 287 mSDtfsCounter, 1176 mSDsluCounter, 3207 mSDsCounter, 0 mSdLazyCounter, 2638 mSolverCounterSat, 247 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1176 SdHoareTripleChecker+Valid, 3489 SdHoareTripleChecker+Invalid, 2885 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 247 IncrementalHoareTripleChecker+Valid, 2638 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:52,573 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1176 Valid, 3489 Invalid, 2885 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [247 Valid, 2638 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:53:52,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4654 states. [2022-02-10 23:53:52,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4654 to 2812. [2022-02-10 23:53:52,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2812 states, 2802 states have (on average 1.9453961456102784) internal successors, (5451), 2811 states have internal predecessors, (5451), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:52,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2812 states to 2812 states and 5451 transitions. [2022-02-10 23:53:52,599 INFO L78 Accepts]: Start accepts. Automaton has 2812 states and 5451 transitions. Word has length 135 [2022-02-10 23:53:52,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:52,599 INFO L470 AbstractCegarLoop]: Abstraction has 2812 states and 5451 transitions. [2022-02-10 23:53:52,599 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:52,599 INFO L276 IsEmpty]: Start isEmpty. Operand 2812 states and 5451 transitions. [2022-02-10 23:53:52,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:52,600 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:52,600 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:52,600 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable301 [2022-02-10 23:53:52,601 INFO L402 AbstractCegarLoop]: === Iteration 303 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:52,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:52,601 INFO L85 PathProgramCache]: Analyzing trace with hash 1379172057, now seen corresponding path program 157 times [2022-02-10 23:53:52,601 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:52,601 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218133004] [2022-02-10 23:53:52,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:52,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:52,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:52,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:52,857 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:52,857 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218133004] [2022-02-10 23:53:52,857 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [218133004] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:52,857 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:52,858 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:52,858 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039928246] [2022-02-10 23:53:52,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:52,858 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:52,858 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:52,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:52,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:52,858 INFO L87 Difference]: Start difference. First operand 2812 states and 5451 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:54,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:54,526 INFO L93 Difference]: Finished difference Result 4774 states and 9190 transitions. [2022-02-10 23:53:54,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-02-10 23:53:54,527 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:54,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:54,531 INFO L225 Difference]: With dead ends: 4774 [2022-02-10 23:53:54,532 INFO L226 Difference]: Without dead ends: 4774 [2022-02-10 23:53:54,532 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 840 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=599, Invalid=2823, Unknown=0, NotChecked=0, Total=3422 [2022-02-10 23:53:54,532 INFO L934 BasicCegarLoop]: 300 mSDtfsCounter, 1349 mSDsluCounter, 2498 mSDsCounter, 0 mSdLazyCounter, 2178 mSolverCounterSat, 331 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1349 SdHoareTripleChecker+Valid, 2793 SdHoareTripleChecker+Invalid, 2509 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 331 IncrementalHoareTripleChecker+Valid, 2178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:54,532 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1349 Valid, 2793 Invalid, 2509 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [331 Valid, 2178 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:53:54,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4774 states. [2022-02-10 23:53:54,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4774 to 2810. [2022-02-10 23:53:54,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2810 states, 2800 states have (on average 1.9453571428571428) internal successors, (5447), 2809 states have internal predecessors, (5447), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:54,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2810 states to 2810 states and 5447 transitions. [2022-02-10 23:53:54,558 INFO L78 Accepts]: Start accepts. Automaton has 2810 states and 5447 transitions. Word has length 135 [2022-02-10 23:53:54,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:54,559 INFO L470 AbstractCegarLoop]: Abstraction has 2810 states and 5447 transitions. [2022-02-10 23:53:54,559 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:54,559 INFO L276 IsEmpty]: Start isEmpty. Operand 2810 states and 5447 transitions. [2022-02-10 23:53:54,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:54,560 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:54,560 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:54,560 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable302 [2022-02-10 23:53:54,560 INFO L402 AbstractCegarLoop]: === Iteration 304 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:54,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:54,560 INFO L85 PathProgramCache]: Analyzing trace with hash -714965449, now seen corresponding path program 158 times [2022-02-10 23:53:54,560 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:54,560 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064045049] [2022-02-10 23:53:54,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:54,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:54,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:54,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:54,816 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:54,816 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064045049] [2022-02-10 23:53:54,816 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1064045049] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:54,816 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:54,816 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:54,816 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627162079] [2022-02-10 23:53:54,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:54,816 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:54,816 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:54,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:54,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:54,817 INFO L87 Difference]: Start difference. First operand 2810 states and 5447 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:56,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:56,692 INFO L93 Difference]: Finished difference Result 4794 states and 9234 transitions. [2022-02-10 23:53:56,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-02-10 23:53:56,692 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:56,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:56,697 INFO L225 Difference]: With dead ends: 4794 [2022-02-10 23:53:56,697 INFO L226 Difference]: Without dead ends: 4794 [2022-02-10 23:53:56,698 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 766 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=552, Invalid=2640, Unknown=0, NotChecked=0, Total=3192 [2022-02-10 23:53:56,698 INFO L934 BasicCegarLoop]: 314 mSDtfsCounter, 1218 mSDsluCounter, 3188 mSDsCounter, 0 mSdLazyCounter, 2852 mSolverCounterSat, 295 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1218 SdHoareTripleChecker+Valid, 3497 SdHoareTripleChecker+Invalid, 3147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 295 IncrementalHoareTripleChecker+Valid, 2852 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:56,698 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1218 Valid, 3497 Invalid, 3147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [295 Valid, 2852 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:53:56,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4794 states. [2022-02-10 23:53:56,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4794 to 2802. [2022-02-10 23:53:56,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2802 states, 2792 states have (on average 1.9452005730659025) internal successors, (5431), 2801 states have internal predecessors, (5431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:56,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2802 states to 2802 states and 5431 transitions. [2022-02-10 23:53:56,724 INFO L78 Accepts]: Start accepts. Automaton has 2802 states and 5431 transitions. Word has length 135 [2022-02-10 23:53:56,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:56,725 INFO L470 AbstractCegarLoop]: Abstraction has 2802 states and 5431 transitions. [2022-02-10 23:53:56,725 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:56,725 INFO L276 IsEmpty]: Start isEmpty. Operand 2802 states and 5431 transitions. [2022-02-10 23:53:56,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:56,726 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:56,726 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:56,726 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable303 [2022-02-10 23:53:56,726 INFO L402 AbstractCegarLoop]: === Iteration 305 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:56,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:56,726 INFO L85 PathProgramCache]: Analyzing trace with hash 1655431347, now seen corresponding path program 159 times [2022-02-10 23:53:56,726 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:56,726 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021476745] [2022-02-10 23:53:56,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:56,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:56,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:56,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:56,999 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:56,999 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021476745] [2022-02-10 23:53:57,000 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021476745] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:57,000 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:57,000 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:57,000 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820757293] [2022-02-10 23:53:57,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:57,000 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:57,000 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:57,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:57,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:57,000 INFO L87 Difference]: Start difference. First operand 2802 states and 5431 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:59,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:53:59,103 INFO L93 Difference]: Finished difference Result 4637 states and 8920 transitions. [2022-02-10 23:53:59,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-02-10 23:53:59,103 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:53:59,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:53:59,109 INFO L225 Difference]: With dead ends: 4637 [2022-02-10 23:53:59,109 INFO L226 Difference]: Without dead ends: 4637 [2022-02-10 23:53:59,109 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 707 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=590, Invalid=2490, Unknown=0, NotChecked=0, Total=3080 [2022-02-10 23:53:59,109 INFO L934 BasicCegarLoop]: 354 mSDtfsCounter, 1393 mSDsluCounter, 3463 mSDsCounter, 0 mSdLazyCounter, 3242 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1393 SdHoareTripleChecker+Valid, 3812 SdHoareTripleChecker+Invalid, 3506 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 3242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:53:59,109 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1393 Valid, 3812 Invalid, 3506 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 3242 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:53:59,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4637 states. [2022-02-10 23:53:59,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4637 to 2807. [2022-02-10 23:53:59,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2807 states, 2797 states have (on average 1.9452985341437254) internal successors, (5441), 2806 states have internal predecessors, (5441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:59,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2807 states to 2807 states and 5441 transitions. [2022-02-10 23:53:59,136 INFO L78 Accepts]: Start accepts. Automaton has 2807 states and 5441 transitions. Word has length 135 [2022-02-10 23:53:59,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:53:59,136 INFO L470 AbstractCegarLoop]: Abstraction has 2807 states and 5441 transitions. [2022-02-10 23:53:59,136 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:53:59,136 INFO L276 IsEmpty]: Start isEmpty. Operand 2807 states and 5441 transitions. [2022-02-10 23:53:59,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:53:59,137 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:53:59,137 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:53:59,137 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable304 [2022-02-10 23:53:59,138 INFO L402 AbstractCegarLoop]: === Iteration 306 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:53:59,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:53:59,138 INFO L85 PathProgramCache]: Analyzing trace with hash -1030684907, now seen corresponding path program 160 times [2022-02-10 23:53:59,138 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:53:59,138 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496298295] [2022-02-10 23:53:59,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:53:59,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:53:59,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:53:59,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:53:59,425 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:53:59,425 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496298295] [2022-02-10 23:53:59,425 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1496298295] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:53:59,425 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:53:59,425 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:53:59,425 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806107945] [2022-02-10 23:53:59,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:53:59,425 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:53:59,425 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:53:59,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:53:59,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:53:59,426 INFO L87 Difference]: Start difference. First operand 2807 states and 5441 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:01,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:54:01,451 INFO L93 Difference]: Finished difference Result 4654 states and 8956 transitions. [2022-02-10 23:54:01,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-02-10 23:54:01,452 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:54:01,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:54:01,456 INFO L225 Difference]: With dead ends: 4654 [2022-02-10 23:54:01,456 INFO L226 Difference]: Without dead ends: 4654 [2022-02-10 23:54:01,456 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 784 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=624, Invalid=2682, Unknown=0, NotChecked=0, Total=3306 [2022-02-10 23:54:01,457 INFO L934 BasicCegarLoop]: 353 mSDtfsCounter, 1235 mSDsluCounter, 3134 mSDsCounter, 0 mSdLazyCounter, 2966 mSolverCounterSat, 238 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1235 SdHoareTripleChecker+Valid, 3481 SdHoareTripleChecker+Invalid, 3204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 238 IncrementalHoareTripleChecker+Valid, 2966 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:54:01,457 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1235 Valid, 3481 Invalid, 3204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [238 Valid, 2966 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:54:01,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4654 states. [2022-02-10 23:54:01,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4654 to 2809. [2022-02-10 23:54:01,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2809 states, 2799 states have (on average 1.9453376205787782) internal successors, (5445), 2808 states have internal predecessors, (5445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:01,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2809 states to 2809 states and 5445 transitions. [2022-02-10 23:54:01,482 INFO L78 Accepts]: Start accepts. Automaton has 2809 states and 5445 transitions. Word has length 135 [2022-02-10 23:54:01,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:54:01,482 INFO L470 AbstractCegarLoop]: Abstraction has 2809 states and 5445 transitions. [2022-02-10 23:54:01,482 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:01,482 INFO L276 IsEmpty]: Start isEmpty. Operand 2809 states and 5445 transitions. [2022-02-10 23:54:01,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:54:01,483 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:54:01,483 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:54:01,483 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable305 [2022-02-10 23:54:01,483 INFO L402 AbstractCegarLoop]: === Iteration 307 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:54:01,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:54:01,483 INFO L85 PathProgramCache]: Analyzing trace with hash 2028402295, now seen corresponding path program 161 times [2022-02-10 23:54:01,484 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:54:01,484 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059983987] [2022-02-10 23:54:01,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:54:01,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:54:01,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:54:01,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:54:01,756 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:54:01,756 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059983987] [2022-02-10 23:54:01,756 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059983987] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:54:01,756 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:54:01,756 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:54:01,756 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645189426] [2022-02-10 23:54:01,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:54:01,756 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:54:01,756 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:54:01,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:54:01,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:54:01,757 INFO L87 Difference]: Start difference. First operand 2809 states and 5445 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:03,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:54:03,860 INFO L93 Difference]: Finished difference Result 4693 states and 9033 transitions. [2022-02-10 23:54:03,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-02-10 23:54:03,860 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:54:03,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:54:03,865 INFO L225 Difference]: With dead ends: 4693 [2022-02-10 23:54:03,865 INFO L226 Difference]: Without dead ends: 4693 [2022-02-10 23:54:03,866 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 787 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=618, Invalid=2688, Unknown=0, NotChecked=0, Total=3306 [2022-02-10 23:54:03,866 INFO L934 BasicCegarLoop]: 366 mSDtfsCounter, 1446 mSDsluCounter, 3337 mSDsCounter, 0 mSdLazyCounter, 3150 mSolverCounterSat, 325 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1446 SdHoareTripleChecker+Valid, 3698 SdHoareTripleChecker+Invalid, 3475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 325 IncrementalHoareTripleChecker+Valid, 3150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:54:03,866 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1446 Valid, 3698 Invalid, 3475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [325 Valid, 3150 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:54:03,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4693 states. [2022-02-10 23:54:03,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4693 to 2802. [2022-02-10 23:54:03,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2802 states, 2792 states have (on average 1.9452005730659025) internal successors, (5431), 2801 states have internal predecessors, (5431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:03,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2802 states to 2802 states and 5431 transitions. [2022-02-10 23:54:03,892 INFO L78 Accepts]: Start accepts. Automaton has 2802 states and 5431 transitions. Word has length 135 [2022-02-10 23:54:03,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:54:03,892 INFO L470 AbstractCegarLoop]: Abstraction has 2802 states and 5431 transitions. [2022-02-10 23:54:03,892 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:03,892 INFO L276 IsEmpty]: Start isEmpty. Operand 2802 states and 5431 transitions. [2022-02-10 23:54:03,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:54:03,893 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:54:03,893 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:54:03,893 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable306 [2022-02-10 23:54:03,893 INFO L402 AbstractCegarLoop]: === Iteration 308 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:54:03,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:54:03,893 INFO L85 PathProgramCache]: Analyzing trace with hash 1249823929, now seen corresponding path program 162 times [2022-02-10 23:54:03,893 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:54:03,893 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438745561] [2022-02-10 23:54:03,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:54:03,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:54:03,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:54:04,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:54:04,162 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:54:04,162 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438745561] [2022-02-10 23:54:04,162 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1438745561] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:54:04,162 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:54:04,163 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:54:04,163 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743300282] [2022-02-10 23:54:04,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:54:04,163 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:54:04,163 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:54:04,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:54:04,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:54:04,163 INFO L87 Difference]: Start difference. First operand 2802 states and 5431 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:05,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:54:05,935 INFO L93 Difference]: Finished difference Result 4657 states and 8959 transitions. [2022-02-10 23:54:05,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-02-10 23:54:05,935 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:54:05,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:54:05,940 INFO L225 Difference]: With dead ends: 4657 [2022-02-10 23:54:05,941 INFO L226 Difference]: Without dead ends: 4657 [2022-02-10 23:54:05,941 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 683 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=552, Invalid=2418, Unknown=0, NotChecked=0, Total=2970 [2022-02-10 23:54:05,941 INFO L934 BasicCegarLoop]: 305 mSDtfsCounter, 1309 mSDsluCounter, 3065 mSDsCounter, 0 mSdLazyCounter, 2596 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1309 SdHoareTripleChecker+Valid, 3364 SdHoareTripleChecker+Invalid, 2870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 2596 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:54:05,941 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1309 Valid, 3364 Invalid, 2870 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 2596 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:54:05,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4657 states. [2022-02-10 23:54:05,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4657 to 2805. [2022-02-10 23:54:05,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2805 states, 2795 states have (on average 1.9452593917710197) internal successors, (5437), 2804 states have internal predecessors, (5437), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:05,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2805 states to 2805 states and 5437 transitions. [2022-02-10 23:54:05,970 INFO L78 Accepts]: Start accepts. Automaton has 2805 states and 5437 transitions. Word has length 135 [2022-02-10 23:54:05,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:54:05,970 INFO L470 AbstractCegarLoop]: Abstraction has 2805 states and 5437 transitions. [2022-02-10 23:54:05,970 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:05,970 INFO L276 IsEmpty]: Start isEmpty. Operand 2805 states and 5437 transitions. [2022-02-10 23:54:05,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:54:05,971 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:54:05,971 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:54:05,971 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable307 [2022-02-10 23:54:05,971 INFO L402 AbstractCegarLoop]: === Iteration 309 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:54:05,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:54:05,972 INFO L85 PathProgramCache]: Analyzing trace with hash -1436292325, now seen corresponding path program 163 times [2022-02-10 23:54:05,972 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:54:05,972 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733693523] [2022-02-10 23:54:05,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:54:05,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:54:06,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:54:06,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:54:06,240 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:54:06,240 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733693523] [2022-02-10 23:54:06,240 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733693523] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:54:06,240 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:54:06,240 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:54:06,240 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805049259] [2022-02-10 23:54:06,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:54:06,240 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:54:06,241 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:54:06,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:54:06,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:54:06,241 INFO L87 Difference]: Start difference. First operand 2805 states and 5437 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:08,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:54:08,180 INFO L93 Difference]: Finished difference Result 4674 states and 8995 transitions. [2022-02-10 23:54:08,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-02-10 23:54:08,181 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:54:08,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:54:08,186 INFO L225 Difference]: With dead ends: 4674 [2022-02-10 23:54:08,186 INFO L226 Difference]: Without dead ends: 4674 [2022-02-10 23:54:08,187 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 759 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=583, Invalid=2609, Unknown=0, NotChecked=0, Total=3192 [2022-02-10 23:54:08,187 INFO L934 BasicCegarLoop]: 304 mSDtfsCounter, 1428 mSDsluCounter, 3169 mSDsCounter, 0 mSdLazyCounter, 2877 mSolverCounterSat, 283 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1428 SdHoareTripleChecker+Valid, 3467 SdHoareTripleChecker+Invalid, 3160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 283 IncrementalHoareTripleChecker+Valid, 2877 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:54:08,187 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1428 Valid, 3467 Invalid, 3160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [283 Valid, 2877 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:54:08,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4674 states. [2022-02-10 23:54:08,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4674 to 2807. [2022-02-10 23:54:08,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2807 states, 2797 states have (on average 1.9452985341437254) internal successors, (5441), 2806 states have internal predecessors, (5441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:08,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2807 states to 2807 states and 5441 transitions. [2022-02-10 23:54:08,215 INFO L78 Accepts]: Start accepts. Automaton has 2807 states and 5441 transitions. Word has length 135 [2022-02-10 23:54:08,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:54:08,215 INFO L470 AbstractCegarLoop]: Abstraction has 2807 states and 5441 transitions. [2022-02-10 23:54:08,215 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:08,215 INFO L276 IsEmpty]: Start isEmpty. Operand 2807 states and 5441 transitions. [2022-02-10 23:54:08,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:54:08,216 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:54:08,216 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:54:08,216 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable308 [2022-02-10 23:54:08,216 INFO L402 AbstractCegarLoop]: === Iteration 310 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:54:08,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:54:08,217 INFO L85 PathProgramCache]: Analyzing trace with hash 1622794877, now seen corresponding path program 164 times [2022-02-10 23:54:08,217 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:54:08,217 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020895362] [2022-02-10 23:54:08,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:54:08,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:54:08,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:54:08,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:54:08,504 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:54:08,504 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020895362] [2022-02-10 23:54:08,504 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020895362] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:54:08,504 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:54:08,504 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:54:08,504 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857862479] [2022-02-10 23:54:08,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:54:08,504 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:54:08,504 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:54:08,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:54:08,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:54:08,505 INFO L87 Difference]: Start difference. First operand 2807 states and 5441 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:10,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:54:10,443 INFO L93 Difference]: Finished difference Result 4713 states and 9072 transitions. [2022-02-10 23:54:10,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-02-10 23:54:10,443 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:54:10,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:54:10,449 INFO L225 Difference]: With dead ends: 4713 [2022-02-10 23:54:10,449 INFO L226 Difference]: Without dead ends: 4713 [2022-02-10 23:54:10,449 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 760 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=576, Invalid=2616, Unknown=0, NotChecked=0, Total=3192 [2022-02-10 23:54:10,449 INFO L934 BasicCegarLoop]: 317 mSDtfsCounter, 1074 mSDsluCounter, 3292 mSDsCounter, 0 mSdLazyCounter, 2917 mSolverCounterSat, 253 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1074 SdHoareTripleChecker+Valid, 3604 SdHoareTripleChecker+Invalid, 3170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 253 IncrementalHoareTripleChecker+Valid, 2917 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:54:10,449 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1074 Valid, 3604 Invalid, 3170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [253 Valid, 2917 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:54:10,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4713 states. [2022-02-10 23:54:10,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4713 to 2800. [2022-02-10 23:54:10,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2800 states, 2790 states have (on average 1.9451612903225806) internal successors, (5427), 2799 states have internal predecessors, (5427), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:10,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2800 states to 2800 states and 5427 transitions. [2022-02-10 23:54:10,476 INFO L78 Accepts]: Start accepts. Automaton has 2800 states and 5427 transitions. Word has length 135 [2022-02-10 23:54:10,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:54:10,476 INFO L470 AbstractCegarLoop]: Abstraction has 2800 states and 5427 transitions. [2022-02-10 23:54:10,476 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:10,476 INFO L276 IsEmpty]: Start isEmpty. Operand 2800 states and 5427 transitions. [2022-02-10 23:54:10,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:54:10,477 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:54:10,477 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:54:10,477 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable309 [2022-02-10 23:54:10,477 INFO L402 AbstractCegarLoop]: === Iteration 311 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:54:10,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:54:10,477 INFO L85 PathProgramCache]: Analyzing trace with hash 1301678865, now seen corresponding path program 165 times [2022-02-10 23:54:10,477 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:54:10,477 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659556932] [2022-02-10 23:54:10,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:54:10,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:54:10,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:54:10,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:54:10,758 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:54:10,758 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659556932] [2022-02-10 23:54:10,758 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1659556932] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:54:10,758 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:54:10,758 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:54:10,758 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651812881] [2022-02-10 23:54:10,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:54:10,758 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:54:10,758 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:54:10,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:54:10,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:54:10,759 INFO L87 Difference]: Start difference. First operand 2800 states and 5427 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:12,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:54:12,304 INFO L93 Difference]: Finished difference Result 4635 states and 8916 transitions. [2022-02-10 23:54:12,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-02-10 23:54:12,305 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:54:12,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:54:12,310 INFO L225 Difference]: With dead ends: 4635 [2022-02-10 23:54:12,310 INFO L226 Difference]: Without dead ends: 4635 [2022-02-10 23:54:12,310 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 742 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=608, Invalid=2584, Unknown=0, NotChecked=0, Total=3192 [2022-02-10 23:54:12,310 INFO L934 BasicCegarLoop]: 312 mSDtfsCounter, 1398 mSDsluCounter, 2371 mSDsCounter, 0 mSdLazyCounter, 1970 mSolverCounterSat, 287 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1398 SdHoareTripleChecker+Valid, 2678 SdHoareTripleChecker+Invalid, 2257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 287 IncrementalHoareTripleChecker+Valid, 1970 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:54:12,311 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1398 Valid, 2678 Invalid, 2257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [287 Valid, 1970 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:54:12,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4635 states. [2022-02-10 23:54:12,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4635 to 2796. [2022-02-10 23:54:12,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2796 states, 2786 states have (on average 1.9450825556353195) internal successors, (5419), 2795 states have internal predecessors, (5419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:12,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2796 states to 2796 states and 5419 transitions. [2022-02-10 23:54:12,363 INFO L78 Accepts]: Start accepts. Automaton has 2796 states and 5419 transitions. Word has length 135 [2022-02-10 23:54:12,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:54:12,363 INFO L470 AbstractCegarLoop]: Abstraction has 2796 states and 5419 transitions. [2022-02-10 23:54:12,363 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:12,363 INFO L276 IsEmpty]: Start isEmpty. Operand 2796 states and 5419 transitions. [2022-02-10 23:54:12,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:54:12,364 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:54:12,364 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:54:12,364 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable310 [2022-02-10 23:54:12,364 INFO L402 AbstractCegarLoop]: === Iteration 312 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:54:12,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:54:12,364 INFO L85 PathProgramCache]: Analyzing trace with hash -1384437389, now seen corresponding path program 166 times [2022-02-10 23:54:12,365 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:54:12,365 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104063593] [2022-02-10 23:54:12,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:54:12,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:54:12,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:54:12,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:54:12,630 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:54:12,630 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104063593] [2022-02-10 23:54:12,630 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104063593] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:54:12,630 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:54:12,630 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:54:12,630 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376956486] [2022-02-10 23:54:12,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:54:12,631 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:54:12,631 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:54:12,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:54:12,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:54:12,631 INFO L87 Difference]: Start difference. First operand 2796 states and 5419 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:14,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:54:14,671 INFO L93 Difference]: Finished difference Result 4718 states and 9078 transitions. [2022-02-10 23:54:14,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-02-10 23:54:14,671 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:54:14,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:54:14,676 INFO L225 Difference]: With dead ends: 4718 [2022-02-10 23:54:14,676 INFO L226 Difference]: Without dead ends: 4718 [2022-02-10 23:54:14,677 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 898 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=692, Invalid=2968, Unknown=0, NotChecked=0, Total=3660 [2022-02-10 23:54:14,677 INFO L934 BasicCegarLoop]: 311 mSDtfsCounter, 1138 mSDsluCounter, 3469 mSDsCounter, 0 mSdLazyCounter, 2973 mSolverCounterSat, 288 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1138 SdHoareTripleChecker+Valid, 3775 SdHoareTripleChecker+Invalid, 3261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 288 IncrementalHoareTripleChecker+Valid, 2973 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:54:14,677 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1138 Valid, 3775 Invalid, 3261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [288 Valid, 2973 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:54:14,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4718 states. [2022-02-10 23:54:14,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4718 to 2798. [2022-02-10 23:54:14,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2798 states, 2788 states have (on average 1.9451219512195121) internal successors, (5423), 2797 states have internal predecessors, (5423), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:14,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2798 states to 2798 states and 5423 transitions. [2022-02-10 23:54:14,702 INFO L78 Accepts]: Start accepts. Automaton has 2798 states and 5423 transitions. Word has length 135 [2022-02-10 23:54:14,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:54:14,702 INFO L470 AbstractCegarLoop]: Abstraction has 2798 states and 5423 transitions. [2022-02-10 23:54:14,702 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:14,702 INFO L276 IsEmpty]: Start isEmpty. Operand 2798 states and 5423 transitions. [2022-02-10 23:54:14,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:54:14,703 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:54:14,703 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:54:14,703 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable311 [2022-02-10 23:54:14,703 INFO L402 AbstractCegarLoop]: === Iteration 313 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:54:14,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:54:14,704 INFO L85 PathProgramCache]: Analyzing trace with hash 1674649813, now seen corresponding path program 167 times [2022-02-10 23:54:14,704 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:54:14,704 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539837775] [2022-02-10 23:54:14,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:54:14,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:54:14,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:54:14,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:54:14,970 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:54:14,970 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539837775] [2022-02-10 23:54:14,970 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [539837775] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:54:14,970 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:54:14,970 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:54:14,970 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055860725] [2022-02-10 23:54:14,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:54:14,970 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:54:14,970 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:54:14,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:54:14,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:54:14,971 INFO L87 Difference]: Start difference. First operand 2798 states and 5423 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:16,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:54:16,862 INFO L93 Difference]: Finished difference Result 4757 states and 9155 transitions. [2022-02-10 23:54:16,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-02-10 23:54:16,863 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:54:16,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:54:16,868 INFO L225 Difference]: With dead ends: 4757 [2022-02-10 23:54:16,868 INFO L226 Difference]: Without dead ends: 4757 [2022-02-10 23:54:16,868 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 901 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=685, Invalid=2975, Unknown=0, NotChecked=0, Total=3660 [2022-02-10 23:54:16,868 INFO L934 BasicCegarLoop]: 324 mSDtfsCounter, 1591 mSDsluCounter, 2721 mSDsCounter, 0 mSdLazyCounter, 2483 mSolverCounterSat, 380 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1591 SdHoareTripleChecker+Valid, 3040 SdHoareTripleChecker+Invalid, 2863 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 380 IncrementalHoareTripleChecker+Valid, 2483 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:54:16,868 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1591 Valid, 3040 Invalid, 2863 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [380 Valid, 2483 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:54:16,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4757 states. [2022-02-10 23:54:16,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4757 to 2792. [2022-02-10 23:54:16,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2792 states, 2782 states have (on average 1.945003594536305) internal successors, (5411), 2791 states have internal predecessors, (5411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:16,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 2792 states and 5411 transitions. [2022-02-10 23:54:16,897 INFO L78 Accepts]: Start accepts. Automaton has 2792 states and 5411 transitions. Word has length 135 [2022-02-10 23:54:16,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:54:16,897 INFO L470 AbstractCegarLoop]: Abstraction has 2792 states and 5411 transitions. [2022-02-10 23:54:16,897 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:16,897 INFO L276 IsEmpty]: Start isEmpty. Operand 2792 states and 5411 transitions. [2022-02-10 23:54:16,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:54:16,898 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:54:16,898 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:54:16,898 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable312 [2022-02-10 23:54:16,898 INFO L402 AbstractCegarLoop]: === Iteration 314 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:54:16,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:54:16,898 INFO L85 PathProgramCache]: Analyzing trace with hash -391113937, now seen corresponding path program 168 times [2022-02-10 23:54:16,898 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:54:16,898 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325944776] [2022-02-10 23:54:16,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:54:16,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:54:16,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:54:17,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:54:17,164 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:54:17,164 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325944776] [2022-02-10 23:54:17,164 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325944776] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:54:17,164 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:54:17,164 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:54:17,164 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890112509] [2022-02-10 23:54:17,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:54:17,165 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:54:17,165 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:54:17,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:54:17,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:54:17,165 INFO L87 Difference]: Start difference. First operand 2792 states and 5411 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:18,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:54:18,979 INFO L93 Difference]: Finished difference Result 4607 states and 8862 transitions. [2022-02-10 23:54:18,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-02-10 23:54:18,980 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:54:18,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:54:18,985 INFO L225 Difference]: With dead ends: 4607 [2022-02-10 23:54:18,985 INFO L226 Difference]: Without dead ends: 4607 [2022-02-10 23:54:18,985 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 789 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=607, Invalid=2699, Unknown=0, NotChecked=0, Total=3306 [2022-02-10 23:54:18,985 INFO L934 BasicCegarLoop]: 311 mSDtfsCounter, 1156 mSDsluCounter, 3097 mSDsCounter, 0 mSdLazyCounter, 2588 mSolverCounterSat, 317 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1156 SdHoareTripleChecker+Valid, 3403 SdHoareTripleChecker+Invalid, 2905 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 317 IncrementalHoareTripleChecker+Valid, 2588 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:54:18,985 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1156 Valid, 3403 Invalid, 2905 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [317 Valid, 2588 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:54:18,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4607 states. [2022-02-10 23:54:19,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4607 to 2790. [2022-02-10 23:54:19,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2790 states, 2780 states have (on average 1.9449640287769785) internal successors, (5407), 2789 states have internal predecessors, (5407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:19,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2790 states to 2790 states and 5407 transitions. [2022-02-10 23:54:19,011 INFO L78 Accepts]: Start accepts. Automaton has 2790 states and 5407 transitions. Word has length 135 [2022-02-10 23:54:19,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:54:19,011 INFO L470 AbstractCegarLoop]: Abstraction has 2790 states and 5407 transitions. [2022-02-10 23:54:19,011 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:19,011 INFO L276 IsEmpty]: Start isEmpty. Operand 2790 states and 5407 transitions. [2022-02-10 23:54:19,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:54:19,012 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:54:19,012 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:54:19,012 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable313 [2022-02-10 23:54:19,012 INFO L402 AbstractCegarLoop]: === Iteration 315 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:54:19,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:54:19,013 INFO L85 PathProgramCache]: Analyzing trace with hash -1626994031, now seen corresponding path program 169 times [2022-02-10 23:54:19,013 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:54:19,013 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373736726] [2022-02-10 23:54:19,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:54:19,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:54:19,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:54:19,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:54:19,280 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:54:19,280 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373736726] [2022-02-10 23:54:19,280 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1373736726] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:54:19,280 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:54:19,280 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:54:19,280 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096249582] [2022-02-10 23:54:19,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:54:19,280 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:54:19,280 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:54:19,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:54:19,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:54:19,281 INFO L87 Difference]: Start difference. First operand 2790 states and 5407 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:21,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:54:21,266 INFO L93 Difference]: Finished difference Result 4727 states and 9097 transitions. [2022-02-10 23:54:21,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-02-10 23:54:21,267 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:54:21,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:54:21,272 INFO L225 Difference]: With dead ends: 4727 [2022-02-10 23:54:21,272 INFO L226 Difference]: Without dead ends: 4727 [2022-02-10 23:54:21,272 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 864 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=647, Invalid=2893, Unknown=0, NotChecked=0, Total=3540 [2022-02-10 23:54:21,273 INFO L934 BasicCegarLoop]: 324 mSDtfsCounter, 1294 mSDsluCounter, 3224 mSDsCounter, 0 mSdLazyCounter, 2889 mSolverCounterSat, 305 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1294 SdHoareTripleChecker+Valid, 3543 SdHoareTripleChecker+Invalid, 3194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 305 IncrementalHoareTripleChecker+Valid, 2889 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:54:21,273 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1294 Valid, 3543 Invalid, 3194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [305 Valid, 2889 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:54:21,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4727 states. [2022-02-10 23:54:21,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4727 to 2788. [2022-02-10 23:54:21,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2788 states, 2778 states have (on average 1.9449244060475162) internal successors, (5403), 2787 states have internal predecessors, (5403), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:21,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2788 states to 2788 states and 5403 transitions. [2022-02-10 23:54:21,299 INFO L78 Accepts]: Start accepts. Automaton has 2788 states and 5403 transitions. Word has length 135 [2022-02-10 23:54:21,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:54:21,299 INFO L470 AbstractCegarLoop]: Abstraction has 2788 states and 5403 transitions. [2022-02-10 23:54:21,299 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:21,299 INFO L276 IsEmpty]: Start isEmpty. Operand 2788 states and 5403 transitions. [2022-02-10 23:54:21,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-02-10 23:54:21,300 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:54:21,300 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:54:21,300 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable314 [2022-02-10 23:54:21,300 INFO L402 AbstractCegarLoop]: === Iteration 316 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:54:21,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:54:21,301 INFO L85 PathProgramCache]: Analyzing trace with hash 573835759, now seen corresponding path program 170 times [2022-02-10 23:54:21,301 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:54:21,301 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286536587] [2022-02-10 23:54:21,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:54:21,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:54:21,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:54:21,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:54:21,578 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:54:21,578 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286536587] [2022-02-10 23:54:21,578 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1286536587] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:54:21,578 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:54:21,578 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:54:21,578 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905262206] [2022-02-10 23:54:21,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:54:21,579 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:54:21,579 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:54:21,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:54:21,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:54:21,579 INFO L87 Difference]: Start difference. First operand 2788 states and 5403 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:23,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:54:23,582 INFO L93 Difference]: Finished difference Result 4608 states and 8863 transitions. [2022-02-10 23:54:23,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-02-10 23:54:23,582 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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 135 [2022-02-10 23:54:23,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:54:23,587 INFO L225 Difference]: With dead ends: 4608 [2022-02-10 23:54:23,587 INFO L226 Difference]: Without dead ends: 4608 [2022-02-10 23:54:23,588 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 792 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=596, Invalid=2710, Unknown=0, NotChecked=0, Total=3306 [2022-02-10 23:54:23,588 INFO L934 BasicCegarLoop]: 338 mSDtfsCounter, 1278 mSDsluCounter, 3425 mSDsCounter, 0 mSdLazyCounter, 3100 mSolverCounterSat, 305 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1278 SdHoareTripleChecker+Valid, 3758 SdHoareTripleChecker+Invalid, 3405 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 305 IncrementalHoareTripleChecker+Valid, 3100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:54:23,588 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1278 Valid, 3758 Invalid, 3405 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [305 Valid, 3100 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:54:23,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4608 states. [2022-02-10 23:54:23,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4608 to 2630. [2022-02-10 23:54:23,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2630 states, 2621 states have (on average 1.9408622663105686) internal successors, (5087), 2629 states have internal predecessors, (5087), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:23,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 2630 states and 5087 transitions. [2022-02-10 23:54:23,629 INFO L78 Accepts]: Start accepts. Automaton has 2630 states and 5087 transitions. Word has length 135 [2022-02-10 23:54:23,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:54:23,630 INFO L470 AbstractCegarLoop]: Abstraction has 2630 states and 5087 transitions. [2022-02-10 23:54:23,630 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:23,630 INFO L276 IsEmpty]: Start isEmpty. Operand 2630 states and 5087 transitions. [2022-02-10 23:54:23,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-02-10 23:54:23,631 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:54:23,631 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:54:23,631 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable315 [2022-02-10 23:54:23,631 INFO L402 AbstractCegarLoop]: === Iteration 317 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:54:23,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:54:23,631 INFO L85 PathProgramCache]: Analyzing trace with hash 318153078, now seen corresponding path program 1 times [2022-02-10 23:54:23,631 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:54:23,632 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001951596] [2022-02-10 23:54:23,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:54:23,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:54:23,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:54:23,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:54:23,858 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:54:23,858 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001951596] [2022-02-10 23:54:23,858 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001951596] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:54:23,858 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:54:23,858 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-10 23:54:23,858 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469132123] [2022-02-10 23:54:23,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:54:23,858 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-02-10 23:54:23,858 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:54:23,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-02-10 23:54:23,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-02-10 23:54:23,859 INFO L87 Difference]: Start difference. First operand 2630 states and 5087 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:25,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:54:25,678 INFO L93 Difference]: Finished difference Result 4279 states and 8279 transitions. [2022-02-10 23:54:25,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-02-10 23:54:25,679 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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 143 [2022-02-10 23:54:25,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:54:25,683 INFO L225 Difference]: With dead ends: 4279 [2022-02-10 23:54:25,683 INFO L226 Difference]: Without dead ends: 4279 [2022-02-10 23:54:25,683 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1634 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=688, Invalid=4862, Unknown=0, NotChecked=0, Total=5550 [2022-02-10 23:54:25,683 INFO L934 BasicCegarLoop]: 354 mSDtfsCounter, 1150 mSDsluCounter, 3798 mSDsCounter, 0 mSdLazyCounter, 2891 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1150 SdHoareTripleChecker+Valid, 4150 SdHoareTripleChecker+Invalid, 3011 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 2891 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:54:25,683 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1150 Valid, 4150 Invalid, 3011 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 2891 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:54:25,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4279 states. [2022-02-10 23:54:25,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4279 to 2822. [2022-02-10 23:54:25,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2822 states, 2813 states have (on average 1.9448986846782794) internal successors, (5471), 2821 states have internal predecessors, (5471), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:25,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 2822 states and 5471 transitions. [2022-02-10 23:54:25,711 INFO L78 Accepts]: Start accepts. Automaton has 2822 states and 5471 transitions. Word has length 143 [2022-02-10 23:54:25,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:54:25,712 INFO L470 AbstractCegarLoop]: Abstraction has 2822 states and 5471 transitions. [2022-02-10 23:54:25,712 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:25,712 INFO L276 IsEmpty]: Start isEmpty. Operand 2822 states and 5471 transitions. [2022-02-10 23:54:25,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-02-10 23:54:25,713 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:54:25,713 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:54:25,713 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable316 [2022-02-10 23:54:25,713 INFO L402 AbstractCegarLoop]: === Iteration 318 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:54:25,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:54:25,713 INFO L85 PathProgramCache]: Analyzing trace with hash -20512470, now seen corresponding path program 2 times [2022-02-10 23:54:25,713 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:54:25,714 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380287062] [2022-02-10 23:54:25,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:54:25,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:54:25,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:54:26,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:54:26,050 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:54:26,050 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [380287062] [2022-02-10 23:54:26,050 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [380287062] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:54:26,050 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:54:26,050 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:54:26,050 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581714697] [2022-02-10 23:54:26,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:54:26,051 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:54:26,051 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:54:26,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:54:26,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:54:26,051 INFO L87 Difference]: Start difference. First operand 2822 states and 5471 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:27,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:54:27,876 INFO L93 Difference]: Finished difference Result 3638 states and 7076 transitions. [2022-02-10 23:54:27,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-02-10 23:54:27,877 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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 143 [2022-02-10 23:54:27,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:54:27,880 INFO L225 Difference]: With dead ends: 3638 [2022-02-10 23:54:27,880 INFO L226 Difference]: Without dead ends: 3638 [2022-02-10 23:54:27,880 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1167 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=764, Invalid=3526, Unknown=0, NotChecked=0, Total=4290 [2022-02-10 23:54:27,880 INFO L934 BasicCegarLoop]: 275 mSDtfsCounter, 1389 mSDsluCounter, 3000 mSDsCounter, 0 mSdLazyCounter, 2217 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1389 SdHoareTripleChecker+Valid, 3273 SdHoareTripleChecker+Invalid, 2370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 2217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:54:27,881 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1389 Valid, 3273 Invalid, 2370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 2217 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:54:27,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3638 states. [2022-02-10 23:54:27,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3638 to 2872. [2022-02-10 23:54:27,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2872 states, 2863 states have (on average 1.9458609849807893) internal successors, (5571), 2871 states have internal predecessors, (5571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:27,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 2872 states and 5571 transitions. [2022-02-10 23:54:27,905 INFO L78 Accepts]: Start accepts. Automaton has 2872 states and 5571 transitions. Word has length 143 [2022-02-10 23:54:27,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:54:27,905 INFO L470 AbstractCegarLoop]: Abstraction has 2872 states and 5571 transitions. [2022-02-10 23:54:27,905 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:27,905 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 5571 transitions. [2022-02-10 23:54:27,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-02-10 23:54:27,906 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:54:27,906 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:54:27,906 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable317 [2022-02-10 23:54:27,906 INFO L402 AbstractCegarLoop]: === Iteration 319 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:54:27,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:54:27,907 INFO L85 PathProgramCache]: Analyzing trace with hash 510057022, now seen corresponding path program 3 times [2022-02-10 23:54:27,907 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:54:27,907 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777257809] [2022-02-10 23:54:27,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:54:27,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:54:27,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:54:28,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:54:28,230 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:54:28,230 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777257809] [2022-02-10 23:54:28,230 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777257809] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:54:28,230 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:54:28,230 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:54:28,230 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238200605] [2022-02-10 23:54:28,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:54:28,230 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:54:28,230 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:54:28,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:54:28,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:54:28,231 INFO L87 Difference]: Start difference. First operand 2872 states and 5571 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:30,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:54:30,336 INFO L93 Difference]: Finished difference Result 3678 states and 7154 transitions. [2022-02-10 23:54:30,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:54:30,336 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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 143 [2022-02-10 23:54:30,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:54:30,340 INFO L225 Difference]: With dead ends: 3678 [2022-02-10 23:54:30,340 INFO L226 Difference]: Without dead ends: 3678 [2022-02-10 23:54:30,341 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1353 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=844, Invalid=3986, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:54:30,341 INFO L934 BasicCegarLoop]: 284 mSDtfsCounter, 1534 mSDsluCounter, 3384 mSDsCounter, 0 mSdLazyCounter, 2664 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1534 SdHoareTripleChecker+Valid, 3666 SdHoareTripleChecker+Invalid, 2827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 2664 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:54:30,341 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1534 Valid, 3666 Invalid, 2827 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 2664 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:54:30,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3678 states. [2022-02-10 23:54:30,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3678 to 2874. [2022-02-10 23:54:30,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2874 states, 2865 states have (on average 1.9458987783595114) internal successors, (5575), 2873 states have internal predecessors, (5575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:30,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2874 states to 2874 states and 5575 transitions. [2022-02-10 23:54:30,364 INFO L78 Accepts]: Start accepts. Automaton has 2874 states and 5575 transitions. Word has length 143 [2022-02-10 23:54:30,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:54:30,364 INFO L470 AbstractCegarLoop]: Abstraction has 2874 states and 5575 transitions. [2022-02-10 23:54:30,364 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:30,364 INFO L276 IsEmpty]: Start isEmpty. Operand 2874 states and 5575 transitions. [2022-02-10 23:54:30,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-02-10 23:54:30,366 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:54:30,366 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:54:30,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable318 [2022-02-10 23:54:30,366 INFO L402 AbstractCegarLoop]: === Iteration 320 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:54:30,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:54:30,366 INFO L85 PathProgramCache]: Analyzing trace with hash 1492023274, now seen corresponding path program 4 times [2022-02-10 23:54:30,366 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:54:30,366 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489702678] [2022-02-10 23:54:30,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:54:30,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:54:30,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:54:30,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:54:30,708 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:54:30,708 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489702678] [2022-02-10 23:54:30,708 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1489702678] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:54:30,709 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:54:30,709 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:54:30,709 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487004387] [2022-02-10 23:54:30,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:54:30,709 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:54:30,709 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:54:30,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:54:30,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:54:30,709 INFO L87 Difference]: Start difference. First operand 2874 states and 5575 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:32,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:54:32,739 INFO L93 Difference]: Finished difference Result 3743 states and 7280 transitions. [2022-02-10 23:54:32,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:54:32,739 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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 143 [2022-02-10 23:54:32,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:54:32,742 INFO L225 Difference]: With dead ends: 3743 [2022-02-10 23:54:32,743 INFO L226 Difference]: Without dead ends: 3743 [2022-02-10 23:54:32,743 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1448 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=869, Invalid=4243, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:54:32,743 INFO L934 BasicCegarLoop]: 289 mSDtfsCounter, 1412 mSDsluCounter, 3112 mSDsCounter, 0 mSdLazyCounter, 2353 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1412 SdHoareTripleChecker+Valid, 3399 SdHoareTripleChecker+Invalid, 2533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 2353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:54:32,743 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1412 Valid, 3399 Invalid, 2533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 2353 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:54:32,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3743 states. [2022-02-10 23:54:32,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3743 to 2876. [2022-02-10 23:54:32,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2876 states, 2867 states have (on average 1.9459365190094176) internal successors, (5579), 2875 states have internal predecessors, (5579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:32,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 2876 states and 5579 transitions. [2022-02-10 23:54:32,766 INFO L78 Accepts]: Start accepts. Automaton has 2876 states and 5579 transitions. Word has length 143 [2022-02-10 23:54:32,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:54:32,766 INFO L470 AbstractCegarLoop]: Abstraction has 2876 states and 5579 transitions. [2022-02-10 23:54:32,766 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:32,766 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 5579 transitions. [2022-02-10 23:54:32,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-02-10 23:54:32,767 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:54:32,767 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:54:32,767 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable319 [2022-02-10 23:54:32,768 INFO L402 AbstractCegarLoop]: === Iteration 321 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:54:32,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:54:32,768 INFO L85 PathProgramCache]: Analyzing trace with hash -826752130, now seen corresponding path program 5 times [2022-02-10 23:54:32,768 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:54:32,768 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574658567] [2022-02-10 23:54:32,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:54:32,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:54:32,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:54:33,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:54:33,085 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:54:33,085 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574658567] [2022-02-10 23:54:33,085 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [574658567] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:54:33,085 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:54:33,086 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:54:33,086 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32704994] [2022-02-10 23:54:33,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:54:33,086 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:54:33,086 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:54:33,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:54:33,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:54:33,086 INFO L87 Difference]: Start difference. First operand 2876 states and 5579 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:35,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:54:35,090 INFO L93 Difference]: Finished difference Result 3796 states and 7383 transitions. [2022-02-10 23:54:35,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-02-10 23:54:35,091 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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 143 [2022-02-10 23:54:35,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:54:35,094 INFO L225 Difference]: With dead ends: 3796 [2022-02-10 23:54:35,094 INFO L226 Difference]: Without dead ends: 3796 [2022-02-10 23:54:35,095 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1548 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=911, Invalid=4491, Unknown=0, NotChecked=0, Total=5402 [2022-02-10 23:54:35,095 INFO L934 BasicCegarLoop]: 297 mSDtfsCounter, 1428 mSDsluCounter, 3028 mSDsCounter, 0 mSdLazyCounter, 2213 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1428 SdHoareTripleChecker+Valid, 3323 SdHoareTripleChecker+Invalid, 2399 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 2213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:54:35,095 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1428 Valid, 3323 Invalid, 2399 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 2213 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:54:35,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3796 states. [2022-02-10 23:54:35,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3796 to 2878. [2022-02-10 23:54:35,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2878 states, 2869 states have (on average 1.9459742070407808) internal successors, (5583), 2877 states have internal predecessors, (5583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:35,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2878 states to 2878 states and 5583 transitions. [2022-02-10 23:54:35,119 INFO L78 Accepts]: Start accepts. Automaton has 2878 states and 5583 transitions. Word has length 143 [2022-02-10 23:54:35,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:54:35,119 INFO L470 AbstractCegarLoop]: Abstraction has 2878 states and 5583 transitions. [2022-02-10 23:54:35,119 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:35,119 INFO L276 IsEmpty]: Start isEmpty. Operand 2878 states and 5583 transitions. [2022-02-10 23:54:35,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-02-10 23:54:35,120 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:54:35,120 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:54:35,120 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable320 [2022-02-10 23:54:35,120 INFO L402 AbstractCegarLoop]: === Iteration 322 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:54:35,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:54:35,121 INFO L85 PathProgramCache]: Analyzing trace with hash -1564292210, now seen corresponding path program 6 times [2022-02-10 23:54:35,121 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:54:35,121 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090002726] [2022-02-10 23:54:35,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:54:35,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:54:35,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:54:35,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:54:35,532 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:54:35,532 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090002726] [2022-02-10 23:54:35,532 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2090002726] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:54:35,532 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:54:35,532 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:54:35,532 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865690917] [2022-02-10 23:54:35,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:54:35,533 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:54:35,533 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:54:35,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:54:35,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=363, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:54:35,533 INFO L87 Difference]: Start difference. First operand 2878 states and 5583 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:37,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:54:37,302 INFO L93 Difference]: Finished difference Result 3189 states and 6158 transitions. [2022-02-10 23:54:37,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-02-10 23:54:37,302 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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 143 [2022-02-10 23:54:37,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:54:37,306 INFO L225 Difference]: With dead ends: 3189 [2022-02-10 23:54:37,306 INFO L226 Difference]: Without dead ends: 3189 [2022-02-10 23:54:37,306 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1183 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=829, Invalid=3593, Unknown=0, NotChecked=0, Total=4422 [2022-02-10 23:54:37,307 INFO L934 BasicCegarLoop]: 310 mSDtfsCounter, 1242 mSDsluCounter, 2759 mSDsCounter, 0 mSdLazyCounter, 1926 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1242 SdHoareTripleChecker+Valid, 3067 SdHoareTripleChecker+Invalid, 2107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1926 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:54:37,307 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1242 Valid, 3067 Invalid, 2107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1926 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:54:37,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3189 states. [2022-02-10 23:54:37,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3189 to 2878. [2022-02-10 23:54:37,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2878 states, 2869 states have (on average 1.9459742070407808) internal successors, (5583), 2877 states have internal predecessors, (5583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:37,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2878 states to 2878 states and 5583 transitions. [2022-02-10 23:54:37,330 INFO L78 Accepts]: Start accepts. Automaton has 2878 states and 5583 transitions. Word has length 143 [2022-02-10 23:54:37,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:54:37,330 INFO L470 AbstractCegarLoop]: Abstraction has 2878 states and 5583 transitions. [2022-02-10 23:54:37,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:37,330 INFO L276 IsEmpty]: Start isEmpty. Operand 2878 states and 5583 transitions. [2022-02-10 23:54:37,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-02-10 23:54:37,331 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:54:37,331 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:54:37,331 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable321 [2022-02-10 23:54:37,331 INFO L402 AbstractCegarLoop]: === Iteration 323 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:54:37,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:54:37,331 INFO L85 PathProgramCache]: Analyzing trace with hash -873875990, now seen corresponding path program 7 times [2022-02-10 23:54:37,332 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:54:37,332 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549499493] [2022-02-10 23:54:37,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:54:37,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:54:37,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:54:37,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:54:37,746 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:54:37,746 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549499493] [2022-02-10 23:54:37,746 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1549499493] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:54:37,746 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:54:37,746 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:54:37,746 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26340611] [2022-02-10 23:54:37,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:54:37,746 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:54:37,746 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:54:37,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:54:37,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:54:37,747 INFO L87 Difference]: Start difference. First operand 2878 states and 5583 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:39,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:54:39,638 INFO L93 Difference]: Finished difference Result 3221 states and 6221 transitions. [2022-02-10 23:54:39,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:54:39,639 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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 143 [2022-02-10 23:54:39,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:54:39,641 INFO L225 Difference]: With dead ends: 3221 [2022-02-10 23:54:39,641 INFO L226 Difference]: Without dead ends: 3221 [2022-02-10 23:54:39,642 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1341 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=933, Invalid=3897, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:54:39,642 INFO L934 BasicCegarLoop]: 311 mSDtfsCounter, 1353 mSDsluCounter, 2769 mSDsCounter, 0 mSdLazyCounter, 2005 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1353 SdHoareTripleChecker+Valid, 3078 SdHoareTripleChecker+Invalid, 2212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 2005 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:54:39,642 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1353 Valid, 3078 Invalid, 2212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 2005 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:54:39,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3221 states. [2022-02-10 23:54:39,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3221 to 2884. [2022-02-10 23:54:39,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2884 states, 2875 states have (on average 1.9460869565217391) internal successors, (5595), 2883 states have internal predecessors, (5595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:39,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2884 states to 2884 states and 5595 transitions. [2022-02-10 23:54:39,664 INFO L78 Accepts]: Start accepts. Automaton has 2884 states and 5595 transitions. Word has length 143 [2022-02-10 23:54:39,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:54:39,664 INFO L470 AbstractCegarLoop]: Abstraction has 2884 states and 5595 transitions. [2022-02-10 23:54:39,664 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:39,664 INFO L276 IsEmpty]: Start isEmpty. Operand 2884 states and 5595 transitions. [2022-02-10 23:54:39,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-02-10 23:54:39,665 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:54:39,665 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:54:39,665 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable322 [2022-02-10 23:54:39,665 INFO L402 AbstractCegarLoop]: === Iteration 324 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:54:39,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:54:39,666 INFO L85 PathProgramCache]: Analyzing trace with hash -343306498, now seen corresponding path program 8 times [2022-02-10 23:54:39,666 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:54:39,666 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78116453] [2022-02-10 23:54:39,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:54:39,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:54:39,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:54:40,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:54:40,053 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:54:40,053 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78116453] [2022-02-10 23:54:40,053 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78116453] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:54:40,053 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:54:40,053 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:54:40,053 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414345908] [2022-02-10 23:54:40,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:54:40,053 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:54:40,053 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:54:40,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:54:40,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:54:40,054 INFO L87 Difference]: Start difference. First operand 2884 states and 5595 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:42,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:54:42,192 INFO L93 Difference]: Finished difference Result 3229 states and 6236 transitions. [2022-02-10 23:54:42,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:54:42,193 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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 143 [2022-02-10 23:54:42,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:54:42,196 INFO L225 Difference]: With dead ends: 3229 [2022-02-10 23:54:42,196 INFO L226 Difference]: Without dead ends: 3229 [2022-02-10 23:54:42,196 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1431 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=973, Invalid=4139, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:54:42,196 INFO L934 BasicCegarLoop]: 319 mSDtfsCounter, 1253 mSDsluCounter, 3403 mSDsCounter, 0 mSdLazyCounter, 2540 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1253 SdHoareTripleChecker+Valid, 3720 SdHoareTripleChecker+Invalid, 2717 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 2540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:54:42,197 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1253 Valid, 3720 Invalid, 2717 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 2540 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:54:42,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3229 states. [2022-02-10 23:54:42,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3229 to 2878. [2022-02-10 23:54:42,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2878 states, 2869 states have (on average 1.9459742070407808) internal successors, (5583), 2877 states have internal predecessors, (5583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:42,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2878 states to 2878 states and 5583 transitions. [2022-02-10 23:54:42,219 INFO L78 Accepts]: Start accepts. Automaton has 2878 states and 5583 transitions. Word has length 143 [2022-02-10 23:54:42,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:54:42,219 INFO L470 AbstractCegarLoop]: Abstraction has 2878 states and 5583 transitions. [2022-02-10 23:54:42,219 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:42,219 INFO L276 IsEmpty]: Start isEmpty. Operand 2878 states and 5583 transitions. [2022-02-10 23:54:42,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-02-10 23:54:42,220 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:54:42,220 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:54:42,220 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable323 [2022-02-10 23:54:42,220 INFO L402 AbstractCegarLoop]: === Iteration 325 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:54:42,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:54:42,221 INFO L85 PathProgramCache]: Analyzing trace with hash 1100788686, now seen corresponding path program 9 times [2022-02-10 23:54:42,221 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:54:42,221 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940758228] [2022-02-10 23:54:42,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:54:42,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:54:42,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:54:42,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:54:42,593 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:54:42,593 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940758228] [2022-02-10 23:54:42,593 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1940758228] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:54:42,593 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:54:42,593 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:54:42,593 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742807737] [2022-02-10 23:54:42,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:54:42,593 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:54:42,593 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:54:42,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:54:42,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:54:42,594 INFO L87 Difference]: Start difference. First operand 2878 states and 5583 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:44,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:54:44,513 INFO L93 Difference]: Finished difference Result 3222 states and 6224 transitions. [2022-02-10 23:54:44,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-10 23:54:44,514 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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 143 [2022-02-10 23:54:44,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:54:44,517 INFO L225 Difference]: With dead ends: 3222 [2022-02-10 23:54:44,517 INFO L226 Difference]: Without dead ends: 3222 [2022-02-10 23:54:44,518 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1246 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=866, Invalid=3690, Unknown=0, NotChecked=0, Total=4556 [2022-02-10 23:54:44,518 INFO L934 BasicCegarLoop]: 284 mSDtfsCounter, 1328 mSDsluCounter, 2874 mSDsCounter, 0 mSdLazyCounter, 2188 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1328 SdHoareTripleChecker+Valid, 3156 SdHoareTripleChecker+Invalid, 2389 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 2188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:54:44,518 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1328 Valid, 3156 Invalid, 2389 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 2188 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:54:44,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3222 states. [2022-02-10 23:54:44,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3222 to 2890. [2022-02-10 23:54:44,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2890 states, 2881 states have (on average 1.9461992363762581) internal successors, (5607), 2889 states have internal predecessors, (5607), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:44,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2890 states to 2890 states and 5607 transitions. [2022-02-10 23:54:44,541 INFO L78 Accepts]: Start accepts. Automaton has 2890 states and 5607 transitions. Word has length 143 [2022-02-10 23:54:44,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:54:44,541 INFO L470 AbstractCegarLoop]: Abstraction has 2890 states and 5607 transitions. [2022-02-10 23:54:44,542 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:44,542 INFO L276 IsEmpty]: Start isEmpty. Operand 2890 states and 5607 transitions. [2022-02-10 23:54:44,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-02-10 23:54:44,543 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:54:44,543 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:54:44,543 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable324 [2022-02-10 23:54:44,543 INFO L402 AbstractCegarLoop]: === Iteration 326 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:54:44,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:54:44,543 INFO L85 PathProgramCache]: Analyzing trace with hash 1631358178, now seen corresponding path program 10 times [2022-02-10 23:54:44,543 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:54:44,543 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40529672] [2022-02-10 23:54:44,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:54:44,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:54:44,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:54:44,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:54:44,953 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:54:44,953 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40529672] [2022-02-10 23:54:44,953 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [40529672] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:54:44,953 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:54:44,953 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:54:44,953 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703007373] [2022-02-10 23:54:44,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:54:44,953 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:54:44,953 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:54:44,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:54:44,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:54:44,954 INFO L87 Difference]: Start difference. First operand 2890 states and 5607 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:46,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:54:46,979 INFO L93 Difference]: Finished difference Result 3256 states and 6290 transitions. [2022-02-10 23:54:46,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:54:46,980 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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 143 [2022-02-10 23:54:46,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:54:46,983 INFO L225 Difference]: With dead ends: 3256 [2022-02-10 23:54:46,983 INFO L226 Difference]: Without dead ends: 3256 [2022-02-10 23:54:46,983 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1435 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=968, Invalid=4144, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:54:46,983 INFO L934 BasicCegarLoop]: 292 mSDtfsCounter, 1119 mSDsluCounter, 2986 mSDsCounter, 0 mSdLazyCounter, 2178 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1119 SdHoareTripleChecker+Valid, 3276 SdHoareTripleChecker+Invalid, 2374 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 2178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:54:46,983 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1119 Valid, 3276 Invalid, 2374 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 2178 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:54:46,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3256 states. [2022-02-10 23:54:47,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3256 to 2884. [2022-02-10 23:54:47,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2884 states, 2875 states have (on average 1.9460869565217391) internal successors, (5595), 2883 states have internal predecessors, (5595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:47,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2884 states to 2884 states and 5595 transitions. [2022-02-10 23:54:47,005 INFO L78 Accepts]: Start accepts. Automaton has 2884 states and 5595 transitions. Word has length 143 [2022-02-10 23:54:47,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:54:47,005 INFO L470 AbstractCegarLoop]: Abstraction has 2884 states and 5595 transitions. [2022-02-10 23:54:47,005 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:47,005 INFO L276 IsEmpty]: Start isEmpty. Operand 2884 states and 5595 transitions. [2022-02-10 23:54:47,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-02-10 23:54:47,006 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:54:47,006 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:54:47,007 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable325 [2022-02-10 23:54:47,007 INFO L402 AbstractCegarLoop]: === Iteration 327 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:54:47,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:54:47,007 INFO L85 PathProgramCache]: Analyzing trace with hash -1681642866, now seen corresponding path program 11 times [2022-02-10 23:54:47,007 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:54:47,007 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187210682] [2022-02-10 23:54:47,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:54:47,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:54:47,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:54:47,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:54:47,400 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:54:47,400 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187210682] [2022-02-10 23:54:47,400 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187210682] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:54:47,400 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:54:47,400 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:54:47,400 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009426219] [2022-02-10 23:54:47,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:54:47,400 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:54:47,400 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:54:47,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:54:47,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:54:47,401 INFO L87 Difference]: Start difference. First operand 2884 states and 5595 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:49,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:54:49,412 INFO L93 Difference]: Finished difference Result 3269 states and 6314 transitions. [2022-02-10 23:54:49,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:54:49,412 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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 143 [2022-02-10 23:54:49,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:54:49,415 INFO L225 Difference]: With dead ends: 3269 [2022-02-10 23:54:49,415 INFO L226 Difference]: Without dead ends: 3269 [2022-02-10 23:54:49,416 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1426 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=943, Invalid=4169, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:54:49,416 INFO L934 BasicCegarLoop]: 301 mSDtfsCounter, 1342 mSDsluCounter, 2914 mSDsCounter, 0 mSdLazyCounter, 2209 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1342 SdHoareTripleChecker+Valid, 3213 SdHoareTripleChecker+Invalid, 2429 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 2209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:54:49,416 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1342 Valid, 3213 Invalid, 2429 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 2209 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:54:49,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3269 states. [2022-02-10 23:54:49,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3269 to 2878. [2022-02-10 23:54:49,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2878 states, 2869 states have (on average 1.9459742070407808) internal successors, (5583), 2877 states have internal predecessors, (5583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:49,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2878 states to 2878 states and 5583 transitions. [2022-02-10 23:54:49,438 INFO L78 Accepts]: Start accepts. Automaton has 2878 states and 5583 transitions. Word has length 143 [2022-02-10 23:54:49,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:54:49,438 INFO L470 AbstractCegarLoop]: Abstraction has 2878 states and 5583 transitions. [2022-02-10 23:54:49,438 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:49,438 INFO L276 IsEmpty]: Start isEmpty. Operand 2878 states and 5583 transitions. [2022-02-10 23:54:49,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-02-10 23:54:49,440 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:54:49,440 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:54:49,440 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable326 [2022-02-10 23:54:49,440 INFO L402 AbstractCegarLoop]: === Iteration 328 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:54:49,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:54:49,440 INFO L85 PathProgramCache]: Analyzing trace with hash 1205890474, now seen corresponding path program 12 times [2022-02-10 23:54:49,440 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:54:49,440 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353275446] [2022-02-10 23:54:49,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:54:49,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:54:49,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:54:49,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:54:49,817 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:54:49,817 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353275446] [2022-02-10 23:54:49,817 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [353275446] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:54:49,817 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:54:49,817 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:54:49,817 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21135606] [2022-02-10 23:54:49,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:54:49,818 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:54:49,818 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:54:49,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:54:49,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:54:49,818 INFO L87 Difference]: Start difference. First operand 2878 states and 5583 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:51,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:54:51,644 INFO L93 Difference]: Finished difference Result 3212 states and 6204 transitions. [2022-02-10 23:54:51,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-02-10 23:54:51,644 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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 143 [2022-02-10 23:54:51,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:54:51,648 INFO L225 Difference]: With dead ends: 3212 [2022-02-10 23:54:51,648 INFO L226 Difference]: Without dead ends: 3212 [2022-02-10 23:54:51,648 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1151 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=802, Invalid=3488, Unknown=0, NotChecked=0, Total=4290 [2022-02-10 23:54:51,648 INFO L934 BasicCegarLoop]: 268 mSDtfsCounter, 1213 mSDsluCounter, 2854 mSDsCounter, 0 mSdLazyCounter, 2134 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1213 SdHoareTripleChecker+Valid, 3120 SdHoareTripleChecker+Invalid, 2331 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 2134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:54:51,648 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1213 Valid, 3120 Invalid, 2331 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 2134 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:54:51,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3212 states. [2022-02-10 23:54:51,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3212 to 2872. [2022-02-10 23:54:51,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2872 states, 2863 states have (on average 1.9458609849807893) internal successors, (5571), 2871 states have internal predecessors, (5571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:51,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 2872 states and 5571 transitions. [2022-02-10 23:54:51,671 INFO L78 Accepts]: Start accepts. Automaton has 2872 states and 5571 transitions. Word has length 143 [2022-02-10 23:54:51,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:54:51,671 INFO L470 AbstractCegarLoop]: Abstraction has 2872 states and 5571 transitions. [2022-02-10 23:54:51,671 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:51,671 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 5571 transitions. [2022-02-10 23:54:51,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-02-10 23:54:51,673 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:54:51,673 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:54:51,673 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable327 [2022-02-10 23:54:51,673 INFO L402 AbstractCegarLoop]: === Iteration 329 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:54:51,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:54:51,673 INFO L85 PathProgramCache]: Analyzing trace with hash 1736459966, now seen corresponding path program 13 times [2022-02-10 23:54:51,673 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:54:51,673 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815389596] [2022-02-10 23:54:51,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:54:51,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:54:51,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:54:52,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:54:52,033 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:54:52,033 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815389596] [2022-02-10 23:54:52,033 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [815389596] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:54:52,033 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:54:52,033 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:54:52,033 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791174682] [2022-02-10 23:54:52,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:54:52,033 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:54:52,033 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:54:52,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:54:52,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:54:52,034 INFO L87 Difference]: Start difference. First operand 2872 states and 5571 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:53,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:54:53,930 INFO L93 Difference]: Finished difference Result 3246 states and 6270 transitions. [2022-02-10 23:54:53,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-10 23:54:53,931 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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 143 [2022-02-10 23:54:53,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:54:53,934 INFO L225 Difference]: With dead ends: 3246 [2022-02-10 23:54:53,934 INFO L226 Difference]: Without dead ends: 3246 [2022-02-10 23:54:53,934 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1335 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=892, Invalid=3938, Unknown=0, NotChecked=0, Total=4830 [2022-02-10 23:54:53,934 INFO L934 BasicCegarLoop]: 276 mSDtfsCounter, 1198 mSDsluCounter, 2664 mSDsCounter, 0 mSdLazyCounter, 1999 mSolverCounterSat, 214 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1198 SdHoareTripleChecker+Valid, 2938 SdHoareTripleChecker+Invalid, 2213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 214 IncrementalHoareTripleChecker+Valid, 1999 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:54:53,934 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1198 Valid, 2938 Invalid, 2213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [214 Valid, 1999 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:54:53,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3246 states. [2022-02-10 23:54:53,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3246 to 2866. [2022-02-10 23:54:53,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2866 states, 2857 states have (on average 1.9457472873643682) internal successors, (5559), 2865 states have internal predecessors, (5559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:53,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 2866 states and 5559 transitions. [2022-02-10 23:54:53,963 INFO L78 Accepts]: Start accepts. Automaton has 2866 states and 5559 transitions. Word has length 143 [2022-02-10 23:54:53,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:54:53,964 INFO L470 AbstractCegarLoop]: Abstraction has 2866 states and 5559 transitions. [2022-02-10 23:54:53,964 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:53,964 INFO L276 IsEmpty]: Start isEmpty. Operand 2866 states and 5559 transitions. [2022-02-10 23:54:53,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-02-10 23:54:53,965 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:54:53,965 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:54:53,966 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable328 [2022-02-10 23:54:53,966 INFO L402 AbstractCegarLoop]: === Iteration 330 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:54:53,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:54:53,966 INFO L85 PathProgramCache]: Analyzing trace with hash -1576541078, now seen corresponding path program 14 times [2022-02-10 23:54:53,966 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:54:53,966 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383964163] [2022-02-10 23:54:53,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:54:53,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:54:54,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:54:54,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:54:54,320 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:54:54,320 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [383964163] [2022-02-10 23:54:54,320 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [383964163] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:54:54,320 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:54:54,320 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:54:54,320 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391335428] [2022-02-10 23:54:54,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:54:54,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:54:54,321 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:54:54,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:54:54,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:54:54,321 INFO L87 Difference]: Start difference. First operand 2866 states and 5559 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:56,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:54:56,236 INFO L93 Difference]: Finished difference Result 3277 states and 6330 transitions. [2022-02-10 23:54:56,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-02-10 23:54:56,236 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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 143 [2022-02-10 23:54:56,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:54:56,239 INFO L225 Difference]: With dead ends: 3277 [2022-02-10 23:54:56,239 INFO L226 Difference]: Without dead ends: 3277 [2022-02-10 23:54:56,240 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1433 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=926, Invalid=4186, Unknown=0, NotChecked=0, Total=5112 [2022-02-10 23:54:56,240 INFO L934 BasicCegarLoop]: 285 mSDtfsCounter, 1332 mSDsluCounter, 2569 mSDsCounter, 0 mSdLazyCounter, 1945 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1332 SdHoareTripleChecker+Valid, 2852 SdHoareTripleChecker+Invalid, 2172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 1945 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:54:56,240 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1332 Valid, 2852 Invalid, 2172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 1945 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:54:56,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3277 states. [2022-02-10 23:54:56,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3277 to 2860. [2022-02-10 23:54:56,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2860 states, 2851 states have (on average 1.9456331111890566) internal successors, (5547), 2859 states have internal predecessors, (5547), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:56,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2860 states to 2860 states and 5547 transitions. [2022-02-10 23:54:56,261 INFO L78 Accepts]: Start accepts. Automaton has 2860 states and 5547 transitions. Word has length 143 [2022-02-10 23:54:56,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:54:56,261 INFO L470 AbstractCegarLoop]: Abstraction has 2860 states and 5547 transitions. [2022-02-10 23:54:56,261 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:54:56,261 INFO L276 IsEmpty]: Start isEmpty. Operand 2860 states and 5547 transitions. [2022-02-10 23:54:56,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-02-10 23:54:56,263 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:54:56,263 INFO L515 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:54:56,263 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable329 [2022-02-10 23:54:56,263 INFO L402 AbstractCegarLoop]: === Iteration 331 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-02-10 23:54:56,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:54:56,263 INFO L85 PathProgramCache]: Analyzing trace with hash 399650814, now seen corresponding path program 15 times [2022-02-10 23:54:56,263 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:54:56,263 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137333459] [2022-02-10 23:54:56,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:54:56,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:54:56,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:54:56,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:54:56,611 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:54:56,611 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137333459] [2022-02-10 23:54:56,611 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [137333459] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:54:56,612 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:54:56,612 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-02-10 23:54:56,612 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332216457] [2022-02-10 23:54:56,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:54:56,612 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-02-10 23:54:56,612 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:54:56,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-02-10 23:54:56,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:54:56,612 INFO L87 Difference]: Start difference. First operand 2860 states and 5547 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Received shutdown request... [2022-02-10 23:54:57,056 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-02-10 23:54:57,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:54:57,061 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=161, Invalid=895, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:54:57,061 INFO L934 BasicCegarLoop]: 128 mSDtfsCounter, 339 mSDsluCounter, 1324 mSDsCounter, 0 mSdLazyCounter, 670 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 339 SdHoareTripleChecker+Valid, 1450 SdHoareTripleChecker+Invalid, 692 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 670 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:54:57,061 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [339 Valid, 1450 Invalid, 692 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 670 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-10 23:54:57,061 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (25 of 26 remaining) [2022-02-10 23:54:57,062 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable330 [2022-02-10 23:54:57,062 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was constructing difference of abstraction (2860states) and FLOYD_HOARE automaton (currently 17 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (244 states constructed, input type IntersectNwa). [2022-02-10 23:54:57,063 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (24 of 26 remaining) [2022-02-10 23:54:57,063 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (23 of 26 remaining) [2022-02-10 23:54:57,063 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (22 of 26 remaining) [2022-02-10 23:54:57,063 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (21 of 26 remaining) [2022-02-10 23:54:57,064 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (20 of 26 remaining) [2022-02-10 23:54:57,064 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (19 of 26 remaining) [2022-02-10 23:54:57,064 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (18 of 26 remaining) [2022-02-10 23:54:57,064 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (17 of 26 remaining) [2022-02-10 23:54:57,064 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (16 of 26 remaining) [2022-02-10 23:54:57,064 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (15 of 26 remaining) [2022-02-10 23:54:57,064 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (14 of 26 remaining) [2022-02-10 23:54:57,064 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (13 of 26 remaining) [2022-02-10 23:54:57,064 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (12 of 26 remaining) [2022-02-10 23:54:57,064 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (11 of 26 remaining) [2022-02-10 23:54:57,064 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr2ASSERT_VIOLATIONDATA_RACE (10 of 26 remaining) [2022-02-10 23:54:57,064 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr3ASSERT_VIOLATIONDATA_RACE (9 of 26 remaining) [2022-02-10 23:54:57,064 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr4ASSERT_VIOLATIONDATA_RACE (8 of 26 remaining) [2022-02-10 23:54:57,064 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr5ASSERT_VIOLATIONDATA_RACE (7 of 26 remaining) [2022-02-10 23:54:57,064 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr6ASSERT_VIOLATIONDATA_RACE (6 of 26 remaining) [2022-02-10 23:54:57,064 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (5 of 26 remaining) [2022-02-10 23:54:57,064 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr2ASSERT_VIOLATIONDATA_RACE (4 of 26 remaining) [2022-02-10 23:54:57,065 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr3ASSERT_VIOLATIONDATA_RACE (3 of 26 remaining) [2022-02-10 23:54:57,065 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr4ASSERT_VIOLATIONDATA_RACE (2 of 26 remaining) [2022-02-10 23:54:57,065 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr5ASSERT_VIOLATIONDATA_RACE (1 of 26 remaining) [2022-02-10 23:54:57,065 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr6ASSERT_VIOLATIONDATA_RACE (0 of 26 remaining) [2022-02-10 23:54:57,067 INFO L733 BasicCegarLoop]: Path program histogram: [170, 70, 65, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:54:57,069 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-10 23:54:57,070 INFO L184 ceAbstractionStarter]: Computing trace abstraction results [2022-02-10 23:54:57,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.02 11:54:57 BasicIcfg [2022-02-10 23:54:57,071 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-10 23:54:57,071 INFO L158 Benchmark]: Toolchain (without parser) took 681460.83ms. Allocated memory was 185.6MB in the beginning and 478.2MB in the end (delta: 292.6MB). Free memory was 132.6MB in the beginning and 379.5MB in the end (delta: -246.9MB). Peak memory consumption was 46.9MB. Max. memory is 8.0GB. [2022-02-10 23:54:57,071 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 185.6MB. Free memory is still 151.7MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-10 23:54:57,071 INFO L158 Benchmark]: CACSL2BoogieTranslator took 583.69ms. Allocated memory was 185.6MB in the beginning and 223.3MB in the end (delta: 37.7MB). Free memory was 132.4MB in the beginning and 171.9MB in the end (delta: -39.6MB). Peak memory consumption was 16.2MB. Max. memory is 8.0GB. [2022-02-10 23:54:57,071 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.92ms. Allocated memory is still 223.3MB. Free memory was 171.9MB in the beginning and 168.2MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-02-10 23:54:57,071 INFO L158 Benchmark]: Boogie Preprocessor took 35.16ms. Allocated memory is still 223.3MB. Free memory was 168.2MB in the beginning and 165.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-10 23:54:57,071 INFO L158 Benchmark]: RCFGBuilder took 602.86ms. Allocated memory is still 223.3MB. Free memory was 165.7MB in the beginning and 143.7MB in the end (delta: 22.0MB). Peak memory consumption was 22.0MB. Max. memory is 8.0GB. [2022-02-10 23:54:57,071 INFO L158 Benchmark]: TraceAbstraction took 680174.31ms. Allocated memory was 223.3MB in the beginning and 478.2MB in the end (delta: 254.8MB). Free memory was 143.4MB in the beginning and 379.5MB in the end (delta: -236.1MB). Peak memory consumption was 20.3MB. Max. memory is 8.0GB. [2022-02-10 23:54:57,072 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 185.6MB. Free memory is still 151.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 583.69ms. Allocated memory was 185.6MB in the beginning and 223.3MB in the end (delta: 37.7MB). Free memory was 132.4MB in the beginning and 171.9MB in the end (delta: -39.6MB). Peak memory consumption was 16.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 53.92ms. Allocated memory is still 223.3MB. Free memory was 171.9MB in the beginning and 168.2MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 35.16ms. Allocated memory is still 223.3MB. Free memory was 168.2MB in the beginning and 165.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 602.86ms. Allocated memory is still 223.3MB. Free memory was 165.7MB in the beginning and 143.7MB in the end (delta: 22.0MB). Peak memory consumption was 22.0MB. Max. memory is 8.0GB. * TraceAbstraction took 680174.31ms. Allocated memory was 223.3MB in the beginning and 478.2MB in the end (delta: 254.8MB). Free memory was 143.4MB in the beginning and 379.5MB in the end (delta: -236.1MB). Peak memory consumption was 20.3MB. 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 - TimeoutResultAtElement [Line: 1229]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2860states) and FLOYD_HOARE automaton (currently 17 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (244 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1228]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2860states) and FLOYD_HOARE automaton (currently 17 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (244 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1229]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2860states) and FLOYD_HOARE automaton (currently 17 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (244 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1248]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2860states) and FLOYD_HOARE automaton (currently 17 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (244 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1249]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2860states) and FLOYD_HOARE automaton (currently 17 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (244 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1228]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2860states) and FLOYD_HOARE automaton (currently 17 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (244 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1229]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2860states) and FLOYD_HOARE automaton (currently 17 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (244 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1250]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2860states) and FLOYD_HOARE automaton (currently 17 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (244 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1250]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2860states) and FLOYD_HOARE automaton (currently 17 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (244 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1253]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2860states) and FLOYD_HOARE automaton (currently 17 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (244 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1253]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2860states) and FLOYD_HOARE automaton (currently 17 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (244 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1254]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2860states) and FLOYD_HOARE automaton (currently 17 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (244 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1251]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was constructing difference of abstraction (2860states) and FLOYD_HOARE automaton (currently 17 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (244 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1228]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2860states) and FLOYD_HOARE automaton (currently 17 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (244 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1238]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2860states) and FLOYD_HOARE automaton (currently 17 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (244 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1238]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2860states) and FLOYD_HOARE automaton (currently 17 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (244 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1239]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2860states) and FLOYD_HOARE automaton (currently 17 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (244 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1239]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2860states) and FLOYD_HOARE automaton (currently 17 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (244 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1240]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2860states) and FLOYD_HOARE automaton (currently 17 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (244 states constructed, input type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 279 locations, 26 error locations. Started 1 CEGAR loops. OverallTime: 680.0s, OverallIterations: 331, TraceHistogramMax: 1, PathProgramHistogramMax: 170, EmptinessCheckTime: 0.4s, AutomataDifference: 581.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 385174 SdHoareTripleChecker+Valid, 382.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 385174 mSDsluCounter, 1106366 SdHoareTripleChecker+Invalid, 316.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1003499 mSDsCounter, 70314 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 857457 IncrementalHoareTripleChecker+Invalid, 927771 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 70314 mSolverCounterUnsat, 103883 mSDtfsCounter, 857457 mSolverCounterSat, 2.7s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 18476 GetRequests, 468 SyntacticMatches, 0 SemanticMatches, 18008 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303414 ImplicationChecksByTransitivity, 220.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3390occurred in iteration=164, InterpolantAutomatonStates: 14987, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 11.2s AutomataMinimizationTime, 330 MinimizatonAttempts, 724082 StatesRemovedByMinimization, 325 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 3.1s SatisfiabilityAnalysisTime, 75.6s InterpolantComputationTime, 43751 NumberOfCodeBlocks, 43751 NumberOfCodeBlocksAsserted, 331 NumberOfCheckSat, 43420 ConstructedInterpolants, 0 QuantifiedInterpolants, 403770 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 331 InterpolantComputations, 331 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown