/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --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.mcr-reduction-c7b2d19 [2022-03-15 20:13:40,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-15 20:13:40,916 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-15 20:13:40,946 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-15 20:13:40,946 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-15 20:13:40,958 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-15 20:13:40,963 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-15 20:13:40,964 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-15 20:13:40,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-15 20:13:40,966 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-15 20:13:40,966 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-15 20:13:40,967 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-15 20:13:40,967 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-15 20:13:40,968 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-15 20:13:40,968 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-15 20:13:40,969 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-15 20:13:40,969 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-15 20:13:40,970 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-15 20:13:40,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-15 20:13:40,972 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-15 20:13:40,973 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-15 20:13:40,973 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-15 20:13:40,974 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-15 20:13:40,974 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-15 20:13:40,976 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-15 20:13:40,976 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-15 20:13:40,976 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-15 20:13:40,977 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-15 20:13:40,977 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-15 20:13:40,978 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-03-15 20:13:40,978 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-15 20:13:40,978 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-15 20:13:40,979 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-15 20:13:40,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-15 20:13:40,980 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-15 20:13:40,980 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-15 20:13:40,980 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-15 20:13:40,981 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-15 20:13:40,981 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-15 20:13:40,981 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-15 20:13:40,982 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-15 20:13:40,983 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2022-03-15 20:13:40,996 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-15 20:13:40,997 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-15 20:13:40,997 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-15 20:13:40,997 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-15 20:13:40,998 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-15 20:13:40,998 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-15 20:13:40,998 INFO L138 SettingsManager]: * Use SBE=true [2022-03-15 20:13:40,998 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-15 20:13:40,998 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-15 20:13:40,998 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-15 20:13:40,998 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-15 20:13:40,998 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-15 20:13:40,999 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-15 20:13:40,999 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-15 20:13:40,999 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-15 20:13:40,999 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-15 20:13:40,999 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-15 20:13:40,999 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-15 20:13:40,999 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-15 20:13:40,999 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-15 20:13:40,999 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-15 20:13:40,999 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-15 20:13:40,999 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-15 20:13:41,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 20:13:41,000 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-15 20:13:41,000 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-03-15 20:13:41,000 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-15 20:13:41,000 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-15 20:13:41,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-15 20:13:41,000 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2022-03-15 20:13:41,000 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2022-03-15 20:13:41,000 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-15 20:13:41,000 INFO L138 SettingsManager]: * Interpolant automaton=MCR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-15 20:13:41,169 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-15 20:13:41,191 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-15 20:13:41,192 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-15 20:13:41,193 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-15 20:13:41,194 INFO L275 PluginConnector]: CDTParser initialized [2022-03-15 20:13:41,195 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/09-regions_02-list_nr.i [2022-03-15 20:13:41,244 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccd6a4755/ed24131150f44fe9acef9e7a526e5402/FLAG6b7c94a6e [2022-03-15 20:13:41,707 INFO L306 CDTParser]: Found 1 translation units. [2022-03-15 20:13:41,708 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/09-regions_02-list_nr.i [2022-03-15 20:13:41,725 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccd6a4755/ed24131150f44fe9acef9e7a526e5402/FLAG6b7c94a6e [2022-03-15 20:13:41,739 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccd6a4755/ed24131150f44fe9acef9e7a526e5402 [2022-03-15 20:13:41,742 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-15 20:13:41,743 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-15 20:13:41,745 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-15 20:13:41,745 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-15 20:13:41,747 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-15 20:13:41,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 08:13:41" (1/1) ... [2022-03-15 20:13:41,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59f87f2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:13:41, skipping insertion in model container [2022-03-15 20:13:41,748 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 08:13:41" (1/1) ... [2022-03-15 20:13:41,753 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-15 20:13:41,790 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-15 20:13:42,242 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 20:13:42,251 INFO L203 MainTranslator]: Completed pre-run [2022-03-15 20:13:42,290 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 20:13:42,341 INFO L208 MainTranslator]: Completed translation [2022-03-15 20:13:42,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:13:42 WrapperNode [2022-03-15 20:13:42,342 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-15 20:13:42,342 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-15 20:13:42,343 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-15 20:13:42,343 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-15 20:13:42,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:13:42" (1/1) ... [2022-03-15 20:13:42,361 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:13:42" (1/1) ... [2022-03-15 20:13:42,380 INFO L137 Inliner]: procedures = 368, calls = 34, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 177 [2022-03-15 20:13:42,380 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-15 20:13:42,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-15 20:13:42,381 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-15 20:13:42,381 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-15 20:13:42,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:13:42" (1/1) ... [2022-03-15 20:13:42,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:13:42" (1/1) ... [2022-03-15 20:13:42,391 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:13:42" (1/1) ... [2022-03-15 20:13:42,391 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:13:42" (1/1) ... [2022-03-15 20:13:42,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:13:42" (1/1) ... [2022-03-15 20:13:42,402 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:13:42" (1/1) ... [2022-03-15 20:13:42,403 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:13:42" (1/1) ... [2022-03-15 20:13:42,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-15 20:13:42,406 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-15 20:13:42,406 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-15 20:13:42,406 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-15 20:13:42,406 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:13:42" (1/1) ... [2022-03-15 20:13:42,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 20:13:42,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 20:13:42,443 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-15 20:13:42,456 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-15 20:13:42,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-15 20:13:42,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-03-15 20:13:42,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-15 20:13:42,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-15 20:13:42,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-15 20:13:42,472 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-15 20:13:42,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-15 20:13:42,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-15 20:13:42,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-15 20:13:42,472 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-03-15 20:13:42,472 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-03-15 20:13:42,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-15 20:13:42,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-15 20:13:42,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-15 20:13:42,474 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-15 20:13:42,634 INFO L234 CfgBuilder]: Building ICFG [2022-03-15 20:13:42,635 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-15 20:13:42,934 INFO L275 CfgBuilder]: Performing block encoding [2022-03-15 20:13:42,940 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-15 20:13:42,940 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-15 20:13:42,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 08:13:42 BoogieIcfgContainer [2022-03-15 20:13:42,941 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-15 20:13:42,942 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-15 20:13:42,943 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-15 20:13:42,945 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-15 20:13:42,945 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 08:13:41" (1/3) ... [2022-03-15 20:13:42,945 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@195df91d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 08:13:42, skipping insertion in model container [2022-03-15 20:13:42,945 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 08:13:42" (2/3) ... [2022-03-15 20:13:42,946 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@195df91d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 08:13:42, skipping insertion in model container [2022-03-15 20:13:42,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 08:13:42" (3/3) ... [2022-03-15 20:13:42,947 INFO L111 eAbstractionObserver]: Analyzing ICFG 09-regions_02-list_nr.i [2022-03-15 20:13:42,950 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-15 20:13:42,950 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-03-15 20:13:42,950 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2022-03-15 20:13:42,950 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-15 20:13:42,988 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,988 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,988 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,988 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,988 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,989 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,989 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,989 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,989 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,989 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,989 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,989 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,991 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,991 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,991 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,991 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,991 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,991 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,991 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,991 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,991 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,991 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,991 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,991 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,992 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,992 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,992 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,992 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,992 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,992 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,992 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,992 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,992 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,992 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,992 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,992 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:42,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 20:13:43,024 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-03-15 20:13:43,057 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-15 20:13:43,064 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=Craig_NestedInterpolation, mInterpolantAutomaton=MCR, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=true, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-15 20:13:43,064 INFO L340 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2022-03-15 20:13:43,076 INFO L126 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-03-15 20:13:43,081 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 213 places, 209 transitions, 423 flow [2022-03-15 20:13:43,083 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 213 places, 209 transitions, 423 flow [2022-03-15 20:13:43,084 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 213 places, 209 transitions, 423 flow [2022-03-15 20:13:43,148 INFO L129 PetriNetUnfolder]: 0/208 cut-off events. [2022-03-15 20:13:43,148 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-03-15 20:13:43,150 INFO L84 FinitePrefix]: Finished finitePrefix Result has 212 conditions, 208 events. 0/208 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 86 event pairs, 0 based on Foata normal form. 0/190 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place. [2022-03-15 20:13:43,155 INFO L116 LiptonReduction]: Number of co-enabled transitions 4288 [2022-03-15 20:14:01,464 WARN L228 SmtUtils]: Spent 10.03s on a formula simplification. DAG size of input: 140 DAG size of output: 134 (called from [L 232] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:14:15,520 WARN L228 SmtUtils]: Spent 9.79s on a formula simplification. DAG size of input: 140 DAG size of output: 134 (called from [L 232] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:14:50,648 WARN L228 SmtUtils]: Spent 16.80s on a formula simplification that was a NOOP. DAG size: 288 (called from [L 232] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:15:02,684 WARN L228 SmtUtils]: Spent 12.03s on a formula simplification that was a NOOP. DAG size: 267 (called from [L 269] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:15:19,620 WARN L228 SmtUtils]: Spent 16.93s on a formula simplification that was a NOOP. DAG size: 288 (called from [L 232] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:15:25,459 WARN L228 SmtUtils]: Spent 5.84s on a formula simplification that was a NOOP. DAG size: 267 (called from [L 269] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-03-15 20:15:25,469 INFO L131 LiptonReduction]: Checked pairs total: 31686 [2022-03-15 20:15:25,470 INFO L133 LiptonReduction]: Total number of compositions: 178 [2022-03-15 20:15:25,479 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 78 places, 74 transitions, 153 flow [2022-03-15 20:15:25,514 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 928 states, 889 states have (on average 2.003374578177728) internal successors, (1781), 927 states have internal predecessors, (1781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:25,518 INFO L276 IsEmpty]: Start isEmpty. Operand has 928 states, 889 states have (on average 2.003374578177728) internal successors, (1781), 927 states have internal predecessors, (1781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:25,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2022-03-15 20:15:25,521 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:15:25,521 INFO L514 BasicCegarLoop]: trace histogram [1] [2022-03-15 20:15:25,522 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)] === [2022-03-15 20:15:25,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:15:25,530 INFO L85 PathProgramCache]: Analyzing trace with hash 687, now seen corresponding path program 1 times [2022-03-15 20:15:25,542 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:15:25,542 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197125113] [2022-03-15 20:15:25,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:15:25,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:15:25,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:15:25,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:15:25,619 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:15:25,619 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [197125113] [2022-03-15 20:15:25,619 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [197125113] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:15:25,619 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:15:25,620 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2022-03-15 20:15:25,621 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1510047551] [2022-03-15 20:15:25,621 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:15:25,623 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:15:25,626 INFO L252 McrAutomatonBuilder]: Finished intersection with 2 states and 1 transitions. [2022-03-15 20:15:25,626 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:15:25,629 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:15:25,630 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-03-15 20:15:25,630 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:15:25,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-03-15 20:15:25,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-15 20:15:25,648 INFO L87 Difference]: Start difference. First operand has 928 states, 889 states have (on average 2.003374578177728) internal successors, (1781), 927 states have internal predecessors, (1781), 0 states have call successors, (0), 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 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:25,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:15:25,726 INFO L93 Difference]: Finished difference Result 920 states and 1773 transitions. [2022-03-15 20:15:25,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-15 20:15:25,728 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1 [2022-03-15 20:15:25,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:15:25,740 INFO L225 Difference]: With dead ends: 920 [2022-03-15 20:15:25,740 INFO L226 Difference]: Without dead ends: 920 [2022-03-15 20:15:25,741 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-15 20:15:25,743 INFO L933 BasicCegarLoop]: 42 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-15 20:15:25,744 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 42 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-15 20:15:25,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 920 states. [2022-03-15 20:15:25,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 920 to 920. [2022-03-15 20:15:25,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 920 states, 889 states have (on average 1.9943757030371203) internal successors, (1773), 919 states have internal predecessors, (1773), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:25,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 920 states and 1773 transitions. [2022-03-15 20:15:25,812 INFO L78 Accepts]: Start accepts. Automaton has 920 states and 1773 transitions. Word has length 1 [2022-03-15 20:15:25,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:15:25,813 INFO L470 AbstractCegarLoop]: Abstraction has 920 states and 1773 transitions. [2022-03-15 20:15:25,813 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:25,813 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1773 transitions. [2022-03-15 20:15:25,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-03-15 20:15:25,813 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:15:25,813 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-03-15 20:15:25,813 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-15 20:15:25,813 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:15:25,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:15:25,814 INFO L85 PathProgramCache]: Analyzing trace with hash 658849414, now seen corresponding path program 1 times [2022-03-15 20:15:25,815 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:15:25,815 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139224435] [2022-03-15 20:15:25,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:15:25,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:15:25,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:15:25,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:15:25,937 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:15:25,937 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139224435] [2022-03-15 20:15:25,937 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1139224435] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:15:25,938 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:15:25,938 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 20:15:25,938 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2063986133] [2022-03-15 20:15:25,938 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:15:25,938 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:15:25,939 INFO L252 McrAutomatonBuilder]: Finished intersection with 6 states and 5 transitions. [2022-03-15 20:15:25,939 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:15:25,939 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:15:25,940 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 20:15:25,940 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:15:25,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 20:15:25,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:15:25,940 INFO L87 Difference]: Start difference. First operand 920 states and 1773 transitions. Second operand has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:26,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:15:26,003 INFO L93 Difference]: Finished difference Result 836 states and 1608 transitions. [2022-03-15 20:15:26,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 20:15:26,003 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2022-03-15 20:15:26,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:15:26,006 INFO L225 Difference]: With dead ends: 836 [2022-03-15 20:15:26,006 INFO L226 Difference]: Without dead ends: 836 [2022-03-15 20:15:26,006 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:15:26,007 INFO L933 BasicCegarLoop]: 37 mSDtfsCounter, 58 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 37 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:15:26,007 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [58 Valid, 37 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 20:15:26,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 836 states. [2022-03-15 20:15:26,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 836 to 836. [2022-03-15 20:15:26,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 836 states, 819 states have (on average 1.9633699633699633) internal successors, (1608), 835 states have internal predecessors, (1608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:26,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 836 states and 1608 transitions. [2022-03-15 20:15:26,034 INFO L78 Accepts]: Start accepts. Automaton has 836 states and 1608 transitions. Word has length 5 [2022-03-15 20:15:26,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:15:26,035 INFO L470 AbstractCegarLoop]: Abstraction has 836 states and 1608 transitions. [2022-03-15 20:15:26,035 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:26,035 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1608 transitions. [2022-03-15 20:15:26,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-03-15 20:15:26,035 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:15:26,035 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:15:26,035 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-15 20:15:26,036 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:15:26,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:15:26,036 INFO L85 PathProgramCache]: Analyzing trace with hash 142146376, now seen corresponding path program 1 times [2022-03-15 20:15:26,037 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:15:26,037 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959649191] [2022-03-15 20:15:26,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:15:26,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:15:26,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:15:26,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:15:26,210 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:15:26,210 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959649191] [2022-03-15 20:15:26,210 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959649191] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:15:26,211 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:15:26,211 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 20:15:26,211 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1006363218] [2022-03-15 20:15:26,211 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:15:26,212 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:15:26,213 INFO L252 McrAutomatonBuilder]: Finished intersection with 10 states and 9 transitions. [2022-03-15 20:15:26,213 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:15:26,213 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:15:26,213 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 20:15:26,213 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:15:26,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 20:15:26,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:15:26,214 INFO L87 Difference]: Start difference. First operand 836 states and 1608 transitions. Second operand has 6 states, 5 states have (on average 1.8) internal successors, (9), 6 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:26,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:15:26,407 INFO L93 Difference]: Finished difference Result 906 states and 1743 transitions. [2022-03-15 20:15:26,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 20:15:26,408 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 1.8) internal successors, (9), 6 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-03-15 20:15:26,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:15:26,411 INFO L225 Difference]: With dead ends: 906 [2022-03-15 20:15:26,411 INFO L226 Difference]: Without dead ends: 906 [2022-03-15 20:15:26,411 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:15:26,412 INFO L933 BasicCegarLoop]: 43 mSDtfsCounter, 48 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 214 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 224 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 214 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 20:15:26,412 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [48 Valid, 52 Invalid, 224 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 214 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 20:15:26,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 906 states. [2022-03-15 20:15:26,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 906 to 891. [2022-03-15 20:15:26,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 891 states, 874 states have (on average 1.9610983981693364) internal successors, (1714), 890 states have internal predecessors, (1714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:26,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 891 states and 1714 transitions. [2022-03-15 20:15:26,428 INFO L78 Accepts]: Start accepts. Automaton has 891 states and 1714 transitions. Word has length 9 [2022-03-15 20:15:26,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:15:26,428 INFO L470 AbstractCegarLoop]: Abstraction has 891 states and 1714 transitions. [2022-03-15 20:15:26,428 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 1.8) internal successors, (9), 6 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:26,429 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1714 transitions. [2022-03-15 20:15:26,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-03-15 20:15:26,429 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:15:26,429 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:15:26,429 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-15 20:15:26,429 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:15:26,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:15:26,430 INFO L85 PathProgramCache]: Analyzing trace with hash 850293656, now seen corresponding path program 1 times [2022-03-15 20:15:26,431 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:15:26,431 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909732107] [2022-03-15 20:15:26,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:15:26,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:15:26,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:15:26,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:15:26,513 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:15:26,515 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909732107] [2022-03-15 20:15:26,516 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [909732107] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:15:26,516 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:15:26,516 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 20:15:26,516 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [536726982] [2022-03-15 20:15:26,516 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:15:26,517 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:15:26,518 INFO L252 McrAutomatonBuilder]: Finished intersection with 12 states and 11 transitions. [2022-03-15 20:15:26,518 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:15:26,518 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:15:26,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 20:15:26,518 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:15:26,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 20:15:26,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:15:26,520 INFO L87 Difference]: Start difference. First operand 891 states and 1714 transitions. Second operand has 6 states, 5 states have (on average 2.2) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:26,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:15:26,950 INFO L93 Difference]: Finished difference Result 1450 states and 2770 transitions. [2022-03-15 20:15:26,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 20:15:26,950 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.2) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-03-15 20:15:26,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:15:26,956 INFO L225 Difference]: With dead ends: 1450 [2022-03-15 20:15:26,956 INFO L226 Difference]: Without dead ends: 1450 [2022-03-15 20:15:26,956 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:15:26,957 INFO L933 BasicCegarLoop]: 28 mSDtfsCounter, 115 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 538 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 594 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 538 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-15 20:15:26,957 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [115 Valid, 34 Invalid, 594 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 538 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-15 20:15:26,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1450 states. [2022-03-15 20:15:26,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1450 to 1002. [2022-03-15 20:15:26,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1002 states, 988 states have (on average 1.95748987854251) internal successors, (1934), 1001 states have internal predecessors, (1934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:26,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 1002 states and 1934 transitions. [2022-03-15 20:15:26,977 INFO L78 Accepts]: Start accepts. Automaton has 1002 states and 1934 transitions. Word has length 11 [2022-03-15 20:15:26,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:15:26,978 INFO L470 AbstractCegarLoop]: Abstraction has 1002 states and 1934 transitions. [2022-03-15 20:15:26,978 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.2) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:26,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1934 transitions. [2022-03-15 20:15:26,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-03-15 20:15:26,979 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:15:26,979 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:15:26,979 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-15 20:15:26,979 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:15:26,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:15:26,979 INFO L85 PathProgramCache]: Analyzing trace with hash -1649675574, now seen corresponding path program 1 times [2022-03-15 20:15:26,980 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:15:26,980 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966321146] [2022-03-15 20:15:26,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:15:26,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:15:27,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:15:27,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:15:27,179 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:15:27,179 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966321146] [2022-03-15 20:15:27,179 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [966321146] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:15:27,179 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:15:27,179 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-03-15 20:15:27,179 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2046686370] [2022-03-15 20:15:27,179 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:15:27,181 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:15:27,185 INFO L252 McrAutomatonBuilder]: Finished intersection with 37 states and 58 transitions. [2022-03-15 20:15:27,185 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:15:27,323 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:27,324 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:27,328 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:27,328 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:27,533 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:27,534 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:27,537 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:27,537 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:27,594 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:15:27,595 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-15 20:15:27,595 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:15:27,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-15 20:15:27,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-03-15 20:15:27,595 INFO L87 Difference]: Start difference. First operand 1002 states and 1934 transitions. Second operand has 10 states, 9 states have (on average 4.0) internal successors, (36), 9 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:28,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:15:28,118 INFO L93 Difference]: Finished difference Result 1036 states and 1963 transitions. [2022-03-15 20:15:28,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-15 20:15:28,118 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 4.0) internal successors, (36), 9 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2022-03-15 20:15:28,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:15:28,121 INFO L225 Difference]: With dead ends: 1036 [2022-03-15 20:15:28,121 INFO L226 Difference]: Without dead ends: 1036 [2022-03-15 20:15:28,121 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 10 SyntacticMatches, 12 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=139, Invalid=281, Unknown=0, NotChecked=0, Total=420 [2022-03-15 20:15:28,122 INFO L933 BasicCegarLoop]: 28 mSDtfsCounter, 266 mSDsluCounter, 162 mSDsCounter, 0 mSdLazyCounter, 671 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 719 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 671 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-15 20:15:28,122 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [266 Valid, 86 Invalid, 719 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 671 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-15 20:15:28,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1036 states. [2022-03-15 20:15:28,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1036 to 964. [2022-03-15 20:15:28,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 964 states, 951 states have (on average 1.953732912723449) internal successors, (1858), 963 states have internal predecessors, (1858), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:28,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 964 states and 1858 transitions. [2022-03-15 20:15:28,137 INFO L78 Accepts]: Start accepts. Automaton has 964 states and 1858 transitions. Word has length 14 [2022-03-15 20:15:28,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:15:28,138 INFO L470 AbstractCegarLoop]: Abstraction has 964 states and 1858 transitions. [2022-03-15 20:15:28,138 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 4.0) internal successors, (36), 9 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:28,138 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1858 transitions. [2022-03-15 20:15:28,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-03-15 20:15:28,138 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:15:28,138 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:15:28,139 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-15 20:15:28,139 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)] === [2022-03-15 20:15:28,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:15:28,139 INFO L85 PathProgramCache]: Analyzing trace with hash 1246937426, now seen corresponding path program 1 times [2022-03-15 20:15:28,140 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:15:28,140 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138190846] [2022-03-15 20:15:28,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:15:28,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:15:28,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:15:28,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:15:28,247 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:15:28,247 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138190846] [2022-03-15 20:15:28,247 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138190846] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:15:28,247 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:15:28,247 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-03-15 20:15:28,248 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2105453055] [2022-03-15 20:15:28,248 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:15:28,249 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:15:28,251 INFO L252 McrAutomatonBuilder]: Finished intersection with 21 states and 26 transitions. [2022-03-15 20:15:28,251 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:15:28,263 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:28,263 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:28,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:28,266 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:28,312 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:28,313 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:28,315 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:28,316 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:28,318 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:15:28,319 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-15 20:15:28,319 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:15:28,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-15 20:15:28,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-03-15 20:15:28,319 INFO L87 Difference]: Start difference. First operand 964 states and 1858 transitions. Second operand has 10 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 9 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:29,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:15:29,085 INFO L93 Difference]: Finished difference Result 1230 states and 2316 transitions. [2022-03-15 20:15:29,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-15 20:15:29,086 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 9 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2022-03-15 20:15:29,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:15:29,090 INFO L225 Difference]: With dead ends: 1230 [2022-03-15 20:15:29,090 INFO L226 Difference]: Without dead ends: 1230 [2022-03-15 20:15:29,090 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=246, Invalid=624, Unknown=0, NotChecked=0, Total=870 [2022-03-15 20:15:29,091 INFO L933 BasicCegarLoop]: 13 mSDtfsCounter, 441 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 704 mSolverCounterSat, 272 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 441 SdHoareTripleChecker+Valid, 47 SdHoareTripleChecker+Invalid, 976 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 272 IncrementalHoareTripleChecker+Valid, 704 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-15 20:15:29,091 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [441 Valid, 47 Invalid, 976 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [272 Valid, 704 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-15 20:15:29,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1230 states. [2022-03-15 20:15:29,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1230 to 875. [2022-03-15 20:15:29,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 875 states, 863 states have (on average 1.9524913093858633) internal successors, (1685), 874 states have internal predecessors, (1685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:29,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 875 states and 1685 transitions. [2022-03-15 20:15:29,106 INFO L78 Accepts]: Start accepts. Automaton has 875 states and 1685 transitions. Word has length 14 [2022-03-15 20:15:29,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:15:29,106 INFO L470 AbstractCegarLoop]: Abstraction has 875 states and 1685 transitions. [2022-03-15 20:15:29,107 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 9 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:29,107 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1685 transitions. [2022-03-15 20:15:29,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-03-15 20:15:29,107 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:15:29,107 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:15:29,107 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-15 20:15:29,108 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:15:29,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:15:29,108 INFO L85 PathProgramCache]: Analyzing trace with hash 1901337747, now seen corresponding path program 1 times [2022-03-15 20:15:29,109 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:15:29,109 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440032445] [2022-03-15 20:15:29,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:15:29,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:15:29,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:15:29,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:15:29,182 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:15:29,182 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440032445] [2022-03-15 20:15:29,182 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1440032445] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:15:29,182 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:15:29,182 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 20:15:29,182 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [949877865] [2022-03-15 20:15:29,182 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:15:29,184 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:15:29,185 INFO L252 McrAutomatonBuilder]: Finished intersection with 16 states and 15 transitions. [2022-03-15 20:15:29,185 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:15:29,185 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:15:29,186 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 20:15:29,186 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:15:29,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 20:15:29,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:15:29,186 INFO L87 Difference]: Start difference. First operand 875 states and 1685 transitions. Second operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 6 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:29,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:15:29,369 INFO L93 Difference]: Finished difference Result 926 states and 1783 transitions. [2022-03-15 20:15:29,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 20:15:29,369 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.0) internal successors, (15), 6 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2022-03-15 20:15:29,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:15:29,372 INFO L225 Difference]: With dead ends: 926 [2022-03-15 20:15:29,372 INFO L226 Difference]: Without dead ends: 926 [2022-03-15 20:15:29,372 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:15:29,373 INFO L933 BasicCegarLoop]: 43 mSDtfsCounter, 40 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 224 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 20:15:29,373 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [40 Valid, 56 Invalid, 230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 224 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 20:15:29,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 926 states. [2022-03-15 20:15:29,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 926 to 926. [2022-03-15 20:15:29,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 926 states, 914 states have (on average 1.950765864332604) internal successors, (1783), 925 states have internal predecessors, (1783), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:29,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 926 states and 1783 transitions. [2022-03-15 20:15:29,387 INFO L78 Accepts]: Start accepts. Automaton has 926 states and 1783 transitions. Word has length 15 [2022-03-15 20:15:29,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:15:29,387 INFO L470 AbstractCegarLoop]: Abstraction has 926 states and 1783 transitions. [2022-03-15 20:15:29,387 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.0) internal successors, (15), 6 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:29,387 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1783 transitions. [2022-03-15 20:15:29,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-03-15 20:15:29,388 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:15:29,388 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:15:29,388 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-15 20:15:29,388 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)] === [2022-03-15 20:15:29,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:15:29,388 INFO L85 PathProgramCache]: Analyzing trace with hash -595689760, now seen corresponding path program 1 times [2022-03-15 20:15:29,389 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:15:29,389 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572395437] [2022-03-15 20:15:29,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:15:29,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:15:29,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:15:29,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:15:29,455 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:15:29,455 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572395437] [2022-03-15 20:15:29,455 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572395437] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:15:29,455 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:15:29,455 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 20:15:29,455 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2072852269] [2022-03-15 20:15:29,455 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:15:29,457 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:15:29,458 INFO L252 McrAutomatonBuilder]: Finished intersection with 18 states and 17 transitions. [2022-03-15 20:15:29,458 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:15:29,458 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:15:29,458 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 20:15:29,459 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:15:29,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 20:15:29,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:15:29,459 INFO L87 Difference]: Start difference. First operand 926 states and 1783 transitions. Second operand has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:29,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:15:29,772 INFO L93 Difference]: Finished difference Result 1199 states and 2278 transitions. [2022-03-15 20:15:29,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 20:15:29,772 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2022-03-15 20:15:29,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:15:29,776 INFO L225 Difference]: With dead ends: 1199 [2022-03-15 20:15:29,776 INFO L226 Difference]: Without dead ends: 1169 [2022-03-15 20:15:29,776 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:15:29,776 INFO L933 BasicCegarLoop]: 38 mSDtfsCounter, 89 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 398 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 45 SdHoareTripleChecker+Invalid, 422 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 398 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-15 20:15:29,777 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [89 Valid, 45 Invalid, 422 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 398 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-15 20:15:29,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1169 states. [2022-03-15 20:15:29,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1169 to 1043. [2022-03-15 20:15:29,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1043 states, 1031 states have (on average 1.950533462657614) internal successors, (2011), 1042 states have internal predecessors, (2011), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:29,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 1043 states and 2011 transitions. [2022-03-15 20:15:29,792 INFO L78 Accepts]: Start accepts. Automaton has 1043 states and 2011 transitions. Word has length 17 [2022-03-15 20:15:29,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:15:29,792 INFO L470 AbstractCegarLoop]: Abstraction has 1043 states and 2011 transitions. [2022-03-15 20:15:29,792 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:29,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 2011 transitions. [2022-03-15 20:15:29,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-03-15 20:15:29,793 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:15:29,793 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:15:29,793 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-15 20:15:29,793 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:15:29,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:15:29,794 INFO L85 PathProgramCache]: Analyzing trace with hash -60741419, now seen corresponding path program 1 times [2022-03-15 20:15:29,794 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:15:29,794 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793508333] [2022-03-15 20:15:29,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:15:29,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:15:29,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:15:29,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:15:29,916 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:15:29,917 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793508333] [2022-03-15 20:15:29,917 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1793508333] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:15:29,917 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:15:29,917 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-03-15 20:15:29,917 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [909410630] [2022-03-15 20:15:29,917 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:15:29,919 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:15:29,927 INFO L252 McrAutomatonBuilder]: Finished intersection with 61 states and 100 transitions. [2022-03-15 20:15:29,927 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:15:30,029 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:30,029 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:30,182 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:30,183 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:30,187 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:30,188 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:30,321 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:30,322 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:30,433 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:30,434 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:30,439 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:30,439 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:30,443 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:15:30,443 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-15 20:15:30,443 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:15:30,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-15 20:15:30,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-03-15 20:15:30,444 INFO L87 Difference]: Start difference. First operand 1043 states and 2011 transitions. Second operand has 10 states, 9 states have (on average 4.666666666666667) internal successors, (42), 9 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:30,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:15:30,939 INFO L93 Difference]: Finished difference Result 1073 states and 2034 transitions. [2022-03-15 20:15:30,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-15 20:15:30,939 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 4.666666666666667) internal successors, (42), 9 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-03-15 20:15:30,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:15:30,942 INFO L225 Difference]: With dead ends: 1073 [2022-03-15 20:15:30,942 INFO L226 Difference]: Without dead ends: 1073 [2022-03-15 20:15:30,942 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 29 SyntacticMatches, 11 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=139, Invalid=281, Unknown=0, NotChecked=0, Total=420 [2022-03-15 20:15:30,943 INFO L933 BasicCegarLoop]: 26 mSDtfsCounter, 250 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 575 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 250 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 623 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-15 20:15:30,943 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [250 Valid, 77 Invalid, 623 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 575 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-15 20:15:30,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1073 states. [2022-03-15 20:15:30,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1073 to 1013. [2022-03-15 20:15:30,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1013 states, 1001 states have (on average 1.949050949050949) internal successors, (1951), 1012 states have internal predecessors, (1951), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:30,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 1013 states and 1951 transitions. [2022-03-15 20:15:30,958 INFO L78 Accepts]: Start accepts. Automaton has 1013 states and 1951 transitions. Word has length 20 [2022-03-15 20:15:30,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:15:30,958 INFO L470 AbstractCegarLoop]: Abstraction has 1013 states and 1951 transitions. [2022-03-15 20:15:30,958 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 4.666666666666667) internal successors, (42), 9 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:30,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1951 transitions. [2022-03-15 20:15:30,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-03-15 20:15:30,959 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:15:30,959 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:15:30,959 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-15 20:15:30,959 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)] === [2022-03-15 20:15:30,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:15:30,959 INFO L85 PathProgramCache]: Analyzing trace with hash 1544291278, now seen corresponding path program 1 times [2022-03-15 20:15:30,960 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:15:30,960 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900616495] [2022-03-15 20:15:30,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:15:30,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:15:30,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:15:31,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:15:31,262 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:15:31,262 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [900616495] [2022-03-15 20:15:31,262 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [900616495] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:15:31,262 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:15:31,262 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:15:31,262 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [56037147] [2022-03-15 20:15:31,262 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:15:31,264 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:15:31,269 INFO L252 McrAutomatonBuilder]: Finished intersection with 43 states and 64 transitions. [2022-03-15 20:15:31,269 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:15:31,698 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:31,698 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:31,704 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:31,705 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:15:31,729 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:31,730 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-03-15 20:15:31,733 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:31,733 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:31,814 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:31,815 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:31,818 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:31,818 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:15:31,850 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [28745#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|)) (not (= |t_funThread1of1ForFork0_init_~p#1.base| ~A~0.base))), 28747#(and (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|)) (not (= |t_funThread1of1ForFork0_init_~p#1.base| ~A~0.base))), 28744#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 2))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|)) (not (= |t_funThread1of1ForFork0_init_~p#1.base| ~A~0.base))), 28746#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|)) (not (= |t_funThread1of1ForFork0_init_~p#1.base| ~A~0.base)))] [2022-03-15 20:15:31,851 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 20:15:31,851 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:15:31,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 20:15:31,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:15:31,851 INFO L87 Difference]: Start difference. First operand 1013 states and 1951 transitions. Second operand has 17 states, 16 states have (on average 2.8125) internal successors, (45), 16 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:33,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:15:33,060 INFO L93 Difference]: Finished difference Result 1352 states and 2596 transitions. [2022-03-15 20:15:33,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 20:15:33,060 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 2.8125) internal successors, (45), 16 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-03-15 20:15:33,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:15:33,065 INFO L225 Difference]: With dead ends: 1352 [2022-03-15 20:15:33,066 INFO L226 Difference]: Without dead ends: 1352 [2022-03-15 20:15:33,066 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 12 SyntacticMatches, 9 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 195 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=302, Invalid=888, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 20:15:33,066 INFO L933 BasicCegarLoop]: 39 mSDtfsCounter, 258 mSDsluCounter, 351 mSDsCounter, 0 mSdLazyCounter, 1457 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 258 SdHoareTripleChecker+Valid, 169 SdHoareTripleChecker+Invalid, 1586 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 1457 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 20:15:33,067 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [258 Valid, 169 Invalid, 1586 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 1457 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 20:15:33,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1352 states. [2022-03-15 20:15:33,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1352 to 1048. [2022-03-15 20:15:33,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1048 states, 1036 states have (on average 1.9507722007722008) internal successors, (2021), 1047 states have internal predecessors, (2021), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:33,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 1048 states and 2021 transitions. [2022-03-15 20:15:33,082 INFO L78 Accepts]: Start accepts. Automaton has 1048 states and 2021 transitions. Word has length 20 [2022-03-15 20:15:33,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:15:33,082 INFO L470 AbstractCegarLoop]: Abstraction has 1048 states and 2021 transitions. [2022-03-15 20:15:33,082 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 2.8125) internal successors, (45), 16 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:33,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 2021 transitions. [2022-03-15 20:15:33,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-03-15 20:15:33,083 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:15:33,083 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:15:33,083 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-15 20:15:33,083 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:15:33,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:15:33,084 INFO L85 PathProgramCache]: Analyzing trace with hash 1393703248, now seen corresponding path program 2 times [2022-03-15 20:15:33,084 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:15:33,084 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882231716] [2022-03-15 20:15:33,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:15:33,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:15:33,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:15:33,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:15:33,336 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:15:33,336 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882231716] [2022-03-15 20:15:33,336 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [882231716] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:15:33,336 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:15:33,336 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:15:33,336 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1013201570] [2022-03-15 20:15:33,336 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:15:33,338 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:15:33,342 INFO L252 McrAutomatonBuilder]: Finished intersection with 40 states and 58 transitions. [2022-03-15 20:15:33,342 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:15:33,635 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:33,635 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:15:33,640 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:33,641 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:33,667 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:33,668 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:33,671 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:33,672 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-03-15 20:15:33,694 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:33,695 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:33,698 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:33,698 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:15:33,742 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [32245#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|)) (not (= |t_funThread1of1ForFork0_init_~p#1.base| ~A~0.base))), 32248#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 3))) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 2))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|))), 32246#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|)) (not (= |t_funThread1of1ForFork0_init_~p#1.base| ~A~0.base))), 32247#(and (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|)) (not (= |t_funThread1of1ForFork0_init_~p#1.base| ~A~0.base)))] [2022-03-15 20:15:33,742 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 20:15:33,742 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:15:33,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 20:15:33,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=224, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:15:33,743 INFO L87 Difference]: Start difference. First operand 1048 states and 2021 transitions. Second operand has 17 states, 16 states have (on average 2.625) internal successors, (42), 16 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:35,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:15:35,209 INFO L93 Difference]: Finished difference Result 1378 states and 2646 transitions. [2022-03-15 20:15:35,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-15 20:15:35,209 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 2.625) internal successors, (42), 16 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-03-15 20:15:35,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:15:35,213 INFO L225 Difference]: With dead ends: 1378 [2022-03-15 20:15:35,213 INFO L226 Difference]: Without dead ends: 1378 [2022-03-15 20:15:35,213 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 12 SyntacticMatches, 6 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 250 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=1006, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 20:15:35,214 INFO L933 BasicCegarLoop]: 39 mSDtfsCounter, 252 mSDsluCounter, 498 mSDsCounter, 0 mSdLazyCounter, 2164 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 252 SdHoareTripleChecker+Valid, 202 SdHoareTripleChecker+Invalid, 2289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 2164 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:15:35,214 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [252 Valid, 202 Invalid, 2289 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 2164 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 20:15:35,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1378 states. [2022-03-15 20:15:35,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1378 to 1056. [2022-03-15 20:15:35,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1056 states, 1044 states have (on average 1.9511494252873562) internal successors, (2037), 1055 states have internal predecessors, (2037), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:35,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 1056 states and 2037 transitions. [2022-03-15 20:15:35,229 INFO L78 Accepts]: Start accepts. Automaton has 1056 states and 2037 transitions. Word has length 20 [2022-03-15 20:15:35,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:15:35,229 INFO L470 AbstractCegarLoop]: Abstraction has 1056 states and 2037 transitions. [2022-03-15 20:15:35,229 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 2.625) internal successors, (42), 16 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:35,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 2037 transitions. [2022-03-15 20:15:35,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-03-15 20:15:35,229 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:15:35,229 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:15:35,230 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-15 20:15:35,230 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:15:35,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:15:35,230 INFO L85 PathProgramCache]: Analyzing trace with hash -776539536, now seen corresponding path program 3 times [2022-03-15 20:15:35,231 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:15:35,231 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113137509] [2022-03-15 20:15:35,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:15:35,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:15:35,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:15:35,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:15:35,440 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:15:35,440 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113137509] [2022-03-15 20:15:35,440 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1113137509] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:15:35,440 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:15:35,440 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:15:35,440 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1394003842] [2022-03-15 20:15:35,441 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:15:35,442 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:15:35,446 INFO L252 McrAutomatonBuilder]: Finished intersection with 37 states and 52 transitions. [2022-03-15 20:15:35,451 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:15:35,516 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:35,517 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:35,520 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:35,520 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:15:35,728 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:35,729 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-03-15 20:15:35,731 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:35,732 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:35,750 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:35,750 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:15:35,755 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:35,755 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:35,778 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [35794#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|)) (not (= |t_funThread1of1ForFork0_init_~p#1.base| ~A~0.base))), 35795#(and (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|)) (not (= |t_funThread1of1ForFork0_init_~p#1.base| ~A~0.base))), 35792#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 3))) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 2))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|))), 35793#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 2))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|)))] [2022-03-15 20:15:35,779 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 20:15:35,779 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:15:35,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 20:15:35,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=226, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:15:35,779 INFO L87 Difference]: Start difference. First operand 1056 states and 2037 transitions. Second operand has 17 states, 16 states have (on average 2.4375) internal successors, (39), 16 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:37,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:15:37,103 INFO L93 Difference]: Finished difference Result 1437 states and 2760 transitions. [2022-03-15 20:15:37,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-15 20:15:37,103 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 2.4375) internal successors, (39), 16 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-03-15 20:15:37,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:15:37,107 INFO L225 Difference]: With dead ends: 1437 [2022-03-15 20:15:37,107 INFO L226 Difference]: Without dead ends: 1437 [2022-03-15 20:15:37,107 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 12 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 274 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=314, Invalid=1018, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 20:15:37,108 INFO L933 BasicCegarLoop]: 38 mSDtfsCounter, 246 mSDsluCounter, 434 mSDsCounter, 0 mSdLazyCounter, 1938 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 185 SdHoareTripleChecker+Invalid, 2073 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1938 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 20:15:37,108 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [246 Valid, 185 Invalid, 2073 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1938 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 20:15:37,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1437 states. [2022-03-15 20:15:37,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1437 to 1064. [2022-03-15 20:15:37,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1064 states, 1052 states have (on average 1.9515209125475286) internal successors, (2053), 1063 states have internal predecessors, (2053), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:37,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 1064 states and 2053 transitions. [2022-03-15 20:15:37,122 INFO L78 Accepts]: Start accepts. Automaton has 1064 states and 2053 transitions. Word has length 20 [2022-03-15 20:15:37,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:15:37,122 INFO L470 AbstractCegarLoop]: Abstraction has 1064 states and 2053 transitions. [2022-03-15 20:15:37,122 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 2.4375) internal successors, (39), 16 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:37,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 2053 transitions. [2022-03-15 20:15:37,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-03-15 20:15:37,123 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:15:37,123 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:15:37,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-15 20:15:37,123 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:15:37,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:15:37,124 INFO L85 PathProgramCache]: Analyzing trace with hash 793570094, now seen corresponding path program 4 times [2022-03-15 20:15:37,124 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:15:37,124 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619136566] [2022-03-15 20:15:37,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:15:37,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:15:37,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:15:37,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:15:37,317 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:15:37,317 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619136566] [2022-03-15 20:15:37,318 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619136566] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:15:37,318 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:15:37,318 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:15:37,318 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [688861742] [2022-03-15 20:15:37,318 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:15:37,320 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:15:37,324 INFO L252 McrAutomatonBuilder]: Finished intersection with 34 states and 46 transitions. [2022-03-15 20:15:37,324 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:15:37,376 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:37,376 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:37,380 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:37,380 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:15:37,531 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:37,533 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-03-15 20:15:37,536 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:37,536 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:37,555 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:37,556 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:15:37,560 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:37,561 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:37,572 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [39416#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 2))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|))), 39414#(and (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|)) (not (= |t_funThread1of1ForFork0_init_~p#1.base| ~A~0.base))), 39417#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|))), 39415#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 3))) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 2))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|)))] [2022-03-15 20:15:37,572 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 20:15:37,572 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:15:37,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 20:15:37,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=224, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:15:37,573 INFO L87 Difference]: Start difference. First operand 1064 states and 2053 transitions. Second operand has 17 states, 16 states have (on average 2.25) internal successors, (36), 16 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:38,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:15:38,713 INFO L93 Difference]: Finished difference Result 1482 states and 2847 transitions. [2022-03-15 20:15:38,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-15 20:15:38,714 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 2.25) internal successors, (36), 16 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-03-15 20:15:38,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:15:38,718 INFO L225 Difference]: With dead ends: 1482 [2022-03-15 20:15:38,718 INFO L226 Difference]: Without dead ends: 1482 [2022-03-15 20:15:38,718 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 292 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=303, Invalid=1029, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 20:15:38,719 INFO L933 BasicCegarLoop]: 37 mSDtfsCounter, 244 mSDsluCounter, 335 mSDsCounter, 0 mSdLazyCounter, 1522 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 244 SdHoareTripleChecker+Valid, 161 SdHoareTripleChecker+Invalid, 1661 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1522 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 20:15:38,719 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [244 Valid, 161 Invalid, 1661 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1522 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 20:15:38,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1482 states. [2022-03-15 20:15:38,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1482 to 1072. [2022-03-15 20:15:38,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1072 states, 1060 states have (on average 1.9518867924528303) internal successors, (2069), 1071 states have internal predecessors, (2069), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:38,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 1072 states and 2069 transitions. [2022-03-15 20:15:38,734 INFO L78 Accepts]: Start accepts. Automaton has 1072 states and 2069 transitions. Word has length 20 [2022-03-15 20:15:38,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:15:38,734 INFO L470 AbstractCegarLoop]: Abstraction has 1072 states and 2069 transitions. [2022-03-15 20:15:38,734 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 2.25) internal successors, (36), 16 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:38,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 2069 transitions. [2022-03-15 20:15:38,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-03-15 20:15:38,734 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:15:38,735 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:15:38,735 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-15 20:15:38,735 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:15:38,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:15:38,735 INFO L85 PathProgramCache]: Analyzing trace with hash 1679582158, now seen corresponding path program 5 times [2022-03-15 20:15:38,736 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:15:38,736 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739578087] [2022-03-15 20:15:38,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:15:38,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:15:38,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:15:38,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:15:38,903 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:15:38,903 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739578087] [2022-03-15 20:15:38,903 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1739578087] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:15:38,903 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:15:38,903 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:15:38,903 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [180322647] [2022-03-15 20:15:38,904 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:15:38,905 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:15:38,908 INFO L252 McrAutomatonBuilder]: Finished intersection with 31 states and 40 transitions. [2022-03-15 20:15:38,908 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:15:39,046 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:39,047 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:39,051 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:39,052 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:15:39,074 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:39,075 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:39,078 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:39,080 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-03-15 20:15:39,103 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:39,105 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:15:39,110 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:39,110 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:39,123 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [43100#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|))), 43098#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 2))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|))), 43099#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|))), 43097#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 3))) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 2))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|)))] [2022-03-15 20:15:39,123 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 20:15:39,123 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:15:39,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 20:15:39,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=218, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:15:39,124 INFO L87 Difference]: Start difference. First operand 1072 states and 2069 transitions. Second operand has 17 states, 16 states have (on average 2.0625) internal successors, (33), 16 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:40,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:15:40,100 INFO L93 Difference]: Finished difference Result 1970 states and 3771 transitions. [2022-03-15 20:15:40,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-15 20:15:40,100 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 2.0625) internal successors, (33), 16 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-03-15 20:15:40,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:15:40,106 INFO L225 Difference]: With dead ends: 1970 [2022-03-15 20:15:40,106 INFO L226 Difference]: Without dead ends: 1970 [2022-03-15 20:15:40,106 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 310 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=293, Invalid=1039, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 20:15:40,107 INFO L933 BasicCegarLoop]: 43 mSDtfsCounter, 355 mSDsluCounter, 379 mSDsCounter, 0 mSdLazyCounter, 1406 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 355 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 1511 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 1406 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 20:15:40,107 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [355 Valid, 216 Invalid, 1511 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 1406 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 20:15:40,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1970 states. [2022-03-15 20:15:40,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1970 to 1079. [2022-03-15 20:15:40,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1079 states, 1067 states have (on average 1.9522024367385191) internal successors, (2083), 1078 states have internal predecessors, (2083), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:40,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 1079 states and 2083 transitions. [2022-03-15 20:15:40,122 INFO L78 Accepts]: Start accepts. Automaton has 1079 states and 2083 transitions. Word has length 20 [2022-03-15 20:15:40,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:15:40,122 INFO L470 AbstractCegarLoop]: Abstraction has 1079 states and 2083 transitions. [2022-03-15 20:15:40,123 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 2.0625) internal successors, (33), 16 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:40,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 2083 transitions. [2022-03-15 20:15:40,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-03-15 20:15:40,123 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:15:40,123 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:15:40,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-15 20:15:40,123 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:15:40,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:15:40,124 INFO L85 PathProgramCache]: Analyzing trace with hash -1386034846, now seen corresponding path program 1 times [2022-03-15 20:15:40,124 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:15:40,124 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036423519] [2022-03-15 20:15:40,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:15:40,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:15:40,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:15:40,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:15:40,265 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:15:40,265 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036423519] [2022-03-15 20:15:40,265 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1036423519] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:15:40,265 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:15:40,265 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:15:40,265 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1316145955] [2022-03-15 20:15:40,265 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:15:40,267 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:15:40,272 INFO L252 McrAutomatonBuilder]: Finished intersection with 27 states and 32 transitions. [2022-03-15 20:15:40,272 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:15:40,301 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:40,302 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:15:40,307 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:40,307 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:40,323 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:40,324 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:40,326 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:40,327 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-03-15 20:15:40,352 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:40,353 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:15:40,358 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:40,359 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:40,368 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:15:40,368 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 20:15:40,368 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:15:40,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 20:15:40,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-15 20:15:40,369 INFO L87 Difference]: Start difference. First operand 1079 states and 2083 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:41,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:15:41,790 INFO L93 Difference]: Finished difference Result 1963 states and 3706 transitions. [2022-03-15 20:15:41,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-15 20:15:41,791 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-03-15 20:15:41,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:15:41,796 INFO L225 Difference]: With dead ends: 1963 [2022-03-15 20:15:41,796 INFO L226 Difference]: Without dead ends: 1963 [2022-03-15 20:15:41,798 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 317 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=367, Invalid=1193, Unknown=0, NotChecked=0, Total=1560 [2022-03-15 20:15:41,799 INFO L933 BasicCegarLoop]: 41 mSDtfsCounter, 502 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 2075 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 502 SdHoareTripleChecker+Valid, 184 SdHoareTripleChecker+Invalid, 2349 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 2075 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 20:15:41,799 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [502 Valid, 184 Invalid, 2349 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 2075 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 20:15:41,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1963 states. [2022-03-15 20:15:41,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1963 to 1139. [2022-03-15 20:15:41,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1139 states, 1127 states have (on average 1.9547471162377994) internal successors, (2203), 1138 states have internal predecessors, (2203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:41,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 1139 states and 2203 transitions. [2022-03-15 20:15:41,828 INFO L78 Accepts]: Start accepts. Automaton has 1139 states and 2203 transitions. Word has length 20 [2022-03-15 20:15:41,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:15:41,828 INFO L470 AbstractCegarLoop]: Abstraction has 1139 states and 2203 transitions. [2022-03-15 20:15:41,828 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:41,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 2203 transitions. [2022-03-15 20:15:41,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-03-15 20:15:41,829 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:15:41,829 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:15:41,829 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-15 20:15:41,829 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:15:41,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:15:41,829 INFO L85 PathProgramCache]: Analyzing trace with hash -699069646, now seen corresponding path program 6 times [2022-03-15 20:15:41,830 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:15:41,830 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158579465] [2022-03-15 20:15:41,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:15:41,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:15:41,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:15:41,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:15:41,974 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:15:41,975 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158579465] [2022-03-15 20:15:41,975 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [158579465] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:15:41,975 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:15:41,975 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:15:41,975 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [780991891] [2022-03-15 20:15:41,975 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:15:41,976 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:15:41,980 INFO L252 McrAutomatonBuilder]: Finished intersection with 33 states and 44 transitions. [2022-03-15 20:15:41,980 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:15:42,075 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [51589#(or (= |ULTIMATE.start_main_#t~mem44#1.base| 0) (not (= (select |#valid| |ULTIMATE.start_main_#t~mem44#1.base|) 0)))] [2022-03-15 20:15:42,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 20:15:42,076 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:15:42,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 20:15:42,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2022-03-15 20:15:42,076 INFO L87 Difference]: Start difference. First operand 1139 states and 2203 transitions. Second operand has 13 states, 12 states have (on average 2.75) internal successors, (33), 12 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:42,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:15:42,653 INFO L93 Difference]: Finished difference Result 1432 states and 2778 transitions. [2022-03-15 20:15:42,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-03-15 20:15:42,654 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.75) internal successors, (33), 12 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-03-15 20:15:42,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:15:42,657 INFO L225 Difference]: With dead ends: 1432 [2022-03-15 20:15:42,657 INFO L226 Difference]: Without dead ends: 1432 [2022-03-15 20:15:42,658 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=97, Invalid=323, Unknown=0, NotChecked=0, Total=420 [2022-03-15 20:15:42,658 INFO L933 BasicCegarLoop]: 61 mSDtfsCounter, 165 mSDsluCounter, 365 mSDsCounter, 0 mSdLazyCounter, 975 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 1008 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 975 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-15 20:15:42,658 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [165 Valid, 243 Invalid, 1008 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 975 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-15 20:15:42,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1432 states. [2022-03-15 20:15:42,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1432 to 1152. [2022-03-15 20:15:42,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1152 states, 1140 states have (on average 1.9552631578947368) internal successors, (2229), 1151 states have internal predecessors, (2229), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:42,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 1152 states and 2229 transitions. [2022-03-15 20:15:42,672 INFO L78 Accepts]: Start accepts. Automaton has 1152 states and 2229 transitions. Word has length 20 [2022-03-15 20:15:42,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:15:42,672 INFO L470 AbstractCegarLoop]: Abstraction has 1152 states and 2229 transitions. [2022-03-15 20:15:42,673 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.75) internal successors, (33), 12 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:42,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 2229 transitions. [2022-03-15 20:15:42,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-03-15 20:15:42,673 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:15:42,673 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:15:42,673 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-15 20:15:42,673 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:15:42,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:15:42,674 INFO L85 PathProgramCache]: Analyzing trace with hash -861584356, now seen corresponding path program 7 times [2022-03-15 20:15:42,674 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:15:42,674 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171237661] [2022-03-15 20:15:42,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:15:42,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:15:42,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:15:42,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:15:42,843 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:15:42,843 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1171237661] [2022-03-15 20:15:42,843 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1171237661] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:15:42,843 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:15:42,844 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:15:42,844 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1326222147] [2022-03-15 20:15:42,844 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:15:42,845 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:15:42,849 INFO L252 McrAutomatonBuilder]: Finished intersection with 34 states and 46 transitions. [2022-03-15 20:15:42,849 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:15:42,986 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [55355#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 3))) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 2))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|))), 55354#(or (= |ULTIMATE.start_main_#t~mem44#1.base| 0) (not (= (select |#valid| |ULTIMATE.start_main_#t~mem44#1.base|) 0)))] [2022-03-15 20:15:42,987 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-15 20:15:42,987 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:15:42,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-15 20:15:42,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2022-03-15 20:15:42,988 INFO L87 Difference]: Start difference. First operand 1152 states and 2229 transitions. Second operand has 14 states, 13 states have (on average 2.6923076923076925) internal successors, (35), 13 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:43,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:15:43,841 INFO L93 Difference]: Finished difference Result 1458 states and 2828 transitions. [2022-03-15 20:15:43,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-03-15 20:15:43,841 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.6923076923076925) internal successors, (35), 13 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-03-15 20:15:43,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:15:43,845 INFO L225 Difference]: With dead ends: 1458 [2022-03-15 20:15:43,845 INFO L226 Difference]: Without dead ends: 1458 [2022-03-15 20:15:43,845 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=100, Invalid=362, Unknown=0, NotChecked=0, Total=462 [2022-03-15 20:15:43,845 INFO L933 BasicCegarLoop]: 61 mSDtfsCounter, 164 mSDsluCounter, 443 mSDsCounter, 0 mSdLazyCounter, 1408 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 254 SdHoareTripleChecker+Invalid, 1443 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 1408 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 20:15:43,845 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [164 Valid, 254 Invalid, 1443 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 1408 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 20:15:43,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1458 states. [2022-03-15 20:15:43,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1458 to 1160. [2022-03-15 20:15:43,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1160 states, 1148 states have (on average 1.9555749128919862) internal successors, (2245), 1159 states have internal predecessors, (2245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:43,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 1160 states and 2245 transitions. [2022-03-15 20:15:43,859 INFO L78 Accepts]: Start accepts. Automaton has 1160 states and 2245 transitions. Word has length 20 [2022-03-15 20:15:43,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:15:43,859 INFO L470 AbstractCegarLoop]: Abstraction has 1160 states and 2245 transitions. [2022-03-15 20:15:43,859 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.6923076923076925) internal successors, (35), 13 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:43,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 2245 transitions. [2022-03-15 20:15:43,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-03-15 20:15:43,860 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:15:43,860 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:15:43,860 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-15 20:15:43,860 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:15:43,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:15:43,860 INFO L85 PathProgramCache]: Analyzing trace with hash -1575973710, now seen corresponding path program 8 times [2022-03-15 20:15:43,861 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:15:43,861 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598464151] [2022-03-15 20:15:43,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:15:43,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:15:43,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:15:44,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:15:44,008 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:15:44,008 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598464151] [2022-03-15 20:15:44,008 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [598464151] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:15:44,008 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:15:44,008 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:15:44,008 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1419204805] [2022-03-15 20:15:44,008 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:15:44,009 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:15:44,022 INFO L252 McrAutomatonBuilder]: Finished intersection with 35 states and 48 transitions. [2022-03-15 20:15:44,023 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:15:44,176 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 3 new interpolants: [59164#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 2))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|))), 59163#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 3))) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 2))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|))), 59162#(or (= |ULTIMATE.start_main_#t~mem44#1.base| 0) (not (= (select |#valid| |ULTIMATE.start_main_#t~mem44#1.base|) 0)))] [2022-03-15 20:15:44,176 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:15:44,176 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:15:44,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:15:44,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2022-03-15 20:15:44,177 INFO L87 Difference]: Start difference. First operand 1160 states and 2245 transitions. Second operand has 15 states, 14 states have (on average 2.642857142857143) internal successors, (37), 14 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:44,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:15:44,782 INFO L93 Difference]: Finished difference Result 1484 states and 2878 transitions. [2022-03-15 20:15:44,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-15 20:15:44,782 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.642857142857143) internal successors, (37), 14 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-03-15 20:15:44,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:15:44,785 INFO L225 Difference]: With dead ends: 1484 [2022-03-15 20:15:44,785 INFO L226 Difference]: Without dead ends: 1484 [2022-03-15 20:15:44,785 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=104, Invalid=402, Unknown=0, NotChecked=0, Total=506 [2022-03-15 20:15:44,785 INFO L933 BasicCegarLoop]: 61 mSDtfsCounter, 174 mSDsluCounter, 363 mSDsCounter, 0 mSdLazyCounter, 1010 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 174 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 1056 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 1010 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-15 20:15:44,785 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [174 Valid, 238 Invalid, 1056 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 1010 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-15 20:15:44,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1484 states. [2022-03-15 20:15:44,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1484 to 1168. [2022-03-15 20:15:44,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1168 states, 1156 states have (on average 1.9558823529411764) internal successors, (2261), 1167 states have internal predecessors, (2261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:44,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 1168 states and 2261 transitions. [2022-03-15 20:15:44,799 INFO L78 Accepts]: Start accepts. Automaton has 1168 states and 2261 transitions. Word has length 20 [2022-03-15 20:15:44,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:15:44,799 INFO L470 AbstractCegarLoop]: Abstraction has 1168 states and 2261 transitions. [2022-03-15 20:15:44,799 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.642857142857143) internal successors, (37), 14 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:44,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 2261 transitions. [2022-03-15 20:15:44,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-03-15 20:15:44,800 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:15:44,800 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:15:44,800 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-15 20:15:44,800 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:15:44,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:15:44,800 INFO L85 PathProgramCache]: Analyzing trace with hash -1360627044, now seen corresponding path program 9 times [2022-03-15 20:15:44,801 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:15:44,801 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753705795] [2022-03-15 20:15:44,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:15:44,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:15:44,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:15:44,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:15:44,928 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:15:44,929 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753705795] [2022-03-15 20:15:44,929 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753705795] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:15:44,929 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:15:44,929 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:15:44,929 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1311570872] [2022-03-15 20:15:44,929 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:15:44,930 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:15:44,934 INFO L252 McrAutomatonBuilder]: Finished intersection with 36 states and 50 transitions. [2022-03-15 20:15:44,934 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:15:45,123 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [63016#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|))), 63015#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 2))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|))), 63014#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 3))) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 2))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|))), 63013#(or (= |ULTIMATE.start_main_#t~mem44#1.base| 0) (not (= (select |#valid| |ULTIMATE.start_main_#t~mem44#1.base|) 0)))] [2022-03-15 20:15:45,124 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 20:15:45,124 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:15:45,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 20:15:45,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=193, Unknown=0, NotChecked=0, Total=240 [2022-03-15 20:15:45,124 INFO L87 Difference]: Start difference. First operand 1168 states and 2261 transitions. Second operand has 16 states, 15 states have (on average 2.6) internal successors, (39), 15 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:45,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:15:45,966 INFO L93 Difference]: Finished difference Result 1510 states and 2928 transitions. [2022-03-15 20:15:45,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 20:15:45,967 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 2.6) internal successors, (39), 15 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-03-15 20:15:45,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:15:45,969 INFO L225 Difference]: With dead ends: 1510 [2022-03-15 20:15:45,969 INFO L226 Difference]: Without dead ends: 1510 [2022-03-15 20:15:45,970 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=109, Invalid=443, Unknown=0, NotChecked=0, Total=552 [2022-03-15 20:15:45,970 INFO L933 BasicCegarLoop]: 61 mSDtfsCounter, 174 mSDsluCounter, 469 mSDsCounter, 0 mSdLazyCounter, 1539 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 174 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 1586 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 1539 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 20:15:45,970 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [174 Valid, 253 Invalid, 1586 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 1539 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 20:15:45,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1510 states. [2022-03-15 20:15:45,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1510 to 1176. [2022-03-15 20:15:45,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1176 states, 1164 states have (on average 1.9561855670103092) internal successors, (2277), 1175 states have internal predecessors, (2277), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:45,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 1176 states and 2277 transitions. [2022-03-15 20:15:45,984 INFO L78 Accepts]: Start accepts. Automaton has 1176 states and 2277 transitions. Word has length 20 [2022-03-15 20:15:45,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:15:45,984 INFO L470 AbstractCegarLoop]: Abstraction has 1176 states and 2277 transitions. [2022-03-15 20:15:45,984 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 2.6) internal successors, (39), 15 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:45,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 2277 transitions. [2022-03-15 20:15:45,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-03-15 20:15:45,985 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:15:45,985 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:15:45,985 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-03-15 20:15:45,985 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:15:45,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:15:45,985 INFO L85 PathProgramCache]: Analyzing trace with hash 1267525042, now seen corresponding path program 10 times [2022-03-15 20:15:45,987 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:15:45,987 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360302887] [2022-03-15 20:15:45,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:15:45,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:15:46,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:15:46,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:15:46,116 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:15:46,116 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360302887] [2022-03-15 20:15:46,117 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [360302887] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:15:46,117 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:15:46,117 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:15:46,117 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1733382739] [2022-03-15 20:15:46,117 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:15:46,118 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:15:46,122 INFO L252 McrAutomatonBuilder]: Finished intersection with 39 states and 56 transitions. [2022-03-15 20:15:46,122 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:15:46,262 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:46,263 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:46,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:46,266 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:46,382 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 5 new interpolants: [66911#(or (= |ULTIMATE.start_main_#t~mem44#1.base| 0) (not (= (select |#valid| |ULTIMATE.start_main_#t~mem44#1.base|) 0))), 66908#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 2))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|))), 66910#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|))), 66909#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|))), 66907#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 3))) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 2))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|)))] [2022-03-15 20:15:46,382 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 20:15:46,382 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:15:46,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 20:15:46,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=219, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:15:46,383 INFO L87 Difference]: Start difference. First operand 1176 states and 2277 transitions. Second operand has 17 states, 16 states have (on average 2.6875) internal successors, (43), 16 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:47,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:15:47,281 INFO L93 Difference]: Finished difference Result 2045 states and 3941 transitions. [2022-03-15 20:15:47,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 20:15:47,281 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 2.6875) internal successors, (43), 16 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-03-15 20:15:47,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:15:47,284 INFO L225 Difference]: With dead ends: 2045 [2022-03-15 20:15:47,284 INFO L226 Difference]: Without dead ends: 2045 [2022-03-15 20:15:47,285 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=485, Unknown=0, NotChecked=0, Total=600 [2022-03-15 20:15:47,285 INFO L933 BasicCegarLoop]: 76 mSDtfsCounter, 218 mSDsluCounter, 616 mSDsCounter, 0 mSdLazyCounter, 1701 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 361 SdHoareTripleChecker+Invalid, 1753 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 1701 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 20:15:47,285 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [218 Valid, 361 Invalid, 1753 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 1701 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 20:15:47,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2045 states. [2022-03-15 20:15:47,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2045 to 1183. [2022-03-15 20:15:47,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1183 states, 1171 states have (on average 1.9564474807856533) internal successors, (2291), 1182 states have internal predecessors, (2291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:47,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 1183 states and 2291 transitions. [2022-03-15 20:15:47,300 INFO L78 Accepts]: Start accepts. Automaton has 1183 states and 2291 transitions. Word has length 20 [2022-03-15 20:15:47,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:15:47,300 INFO L470 AbstractCegarLoop]: Abstraction has 1183 states and 2291 transitions. [2022-03-15 20:15:47,300 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 2.6875) internal successors, (43), 16 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:47,300 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 2291 transitions. [2022-03-15 20:15:47,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-03-15 20:15:47,301 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:15:47,301 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:15:47,301 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-03-15 20:15:47,301 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:15:47,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:15:47,301 INFO L85 PathProgramCache]: Analyzing trace with hash -1798091962, now seen corresponding path program 2 times [2022-03-15 20:15:47,303 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:15:47,303 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076980756] [2022-03-15 20:15:47,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:15:47,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:15:47,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:15:47,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:15:47,587 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:15:47,587 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076980756] [2022-03-15 20:15:47,587 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1076980756] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:15:47,588 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:15:47,588 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:15:47,588 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2141786776] [2022-03-15 20:15:47,588 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:15:47,590 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:15:47,593 INFO L252 McrAutomatonBuilder]: Finished intersection with 35 states and 48 transitions. [2022-03-15 20:15:47,593 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:15:47,609 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:47,609 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:47,612 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:15:47,612 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:15:47,739 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [71351#(or (= |ULTIMATE.start_main_#t~mem44#1.base| 0) (not (= (select |#valid| |ULTIMATE.start_main_#t~mem44#1.base|) 0)))] [2022-03-15 20:15:47,740 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 20:15:47,740 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:15:47,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 20:15:47,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-15 20:15:47,741 INFO L87 Difference]: Start difference. First operand 1183 states and 2291 transitions. Second operand has 13 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:49,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:15:49,655 INFO L93 Difference]: Finished difference Result 2161 states and 4119 transitions. [2022-03-15 20:15:49,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 20:15:49,655 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-03-15 20:15:49,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:15:49,658 INFO L225 Difference]: With dead ends: 2161 [2022-03-15 20:15:49,658 INFO L226 Difference]: Without dead ends: 2161 [2022-03-15 20:15:49,659 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=158, Invalid=654, Unknown=0, NotChecked=0, Total=812 [2022-03-15 20:15:49,659 INFO L933 BasicCegarLoop]: 75 mSDtfsCounter, 262 mSDsluCounter, 950 mSDsCounter, 0 mSdLazyCounter, 4121 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 262 SdHoareTripleChecker+Valid, 390 SdHoareTripleChecker+Invalid, 4209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 4121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 20:15:49,659 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [262 Valid, 390 Invalid, 4209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 4121 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 20:15:49,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2161 states. [2022-03-15 20:15:49,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2161 to 1127. [2022-03-15 20:15:49,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1127 states, 1115 states have (on average 1.957847533632287) internal successors, (2183), 1126 states have internal predecessors, (2183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:49,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 1127 states and 2183 transitions. [2022-03-15 20:15:49,675 INFO L78 Accepts]: Start accepts. Automaton has 1127 states and 2183 transitions. Word has length 20 [2022-03-15 20:15:49,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:15:49,676 INFO L470 AbstractCegarLoop]: Abstraction has 1127 states and 2183 transitions. [2022-03-15 20:15:49,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:49,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2183 transitions. [2022-03-15 20:15:49,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-03-15 20:15:49,676 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:15:49,676 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:15:49,676 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-15 20:15:49,677 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:15:49,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:15:49,677 INFO L85 PathProgramCache]: Analyzing trace with hash 455118536, now seen corresponding path program 3 times [2022-03-15 20:15:49,680 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:15:49,680 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641594333] [2022-03-15 20:15:49,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:15:49,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:15:49,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:15:49,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:15:49,834 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:15:49,834 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641594333] [2022-03-15 20:15:49,834 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641594333] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:15:49,834 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:15:49,834 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:15:49,834 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1104217510] [2022-03-15 20:15:49,834 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:15:49,835 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:15:49,839 INFO L252 McrAutomatonBuilder]: Finished intersection with 33 states and 44 transitions. [2022-03-15 20:15:49,839 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:15:50,017 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 3 new interpolants: [75811#(or (not (= (select |#valid| |ULTIMATE.start_main_~p~1#1.base|) 0)) (= |ULTIMATE.start_main_~p~1#1.base| 0)), 75812#(or (= |ULTIMATE.start_main_#t~mem44#1.base| 0) (not (= (select |#valid| |ULTIMATE.start_main_#t~mem44#1.base|) 0))), 75813#(not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_~p~1#1.base|))] [2022-03-15 20:15:50,017 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:15:50,017 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:15:50,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:15:50,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-03-15 20:15:50,018 INFO L87 Difference]: Start difference. First operand 1127 states and 2183 transitions. Second operand has 15 states, 14 states have (on average 2.4285714285714284) internal successors, (34), 14 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:52,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:15:52,618 INFO L93 Difference]: Finished difference Result 2562 states and 4825 transitions. [2022-03-15 20:15:52,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-15 20:15:52,618 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.4285714285714284) internal successors, (34), 14 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-03-15 20:15:52,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:15:52,622 INFO L225 Difference]: With dead ends: 2562 [2022-03-15 20:15:52,622 INFO L226 Difference]: Without dead ends: 2562 [2022-03-15 20:15:52,622 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 353 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=345, Invalid=1377, Unknown=0, NotChecked=0, Total=1722 [2022-03-15 20:15:52,622 INFO L933 BasicCegarLoop]: 62 mSDtfsCounter, 556 mSDsluCounter, 1087 mSDsCounter, 0 mSdLazyCounter, 5218 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 556 SdHoareTripleChecker+Valid, 378 SdHoareTripleChecker+Invalid, 5390 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 5218 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-15 20:15:52,623 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [556 Valid, 378 Invalid, 5390 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 5218 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-15 20:15:52,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2562 states. [2022-03-15 20:15:52,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2562 to 935. [2022-03-15 20:15:52,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 935 states, 925 states have (on average 1.9405405405405405) internal successors, (1795), 934 states have internal predecessors, (1795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:52,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 935 states and 1795 transitions. [2022-03-15 20:15:52,637 INFO L78 Accepts]: Start accepts. Automaton has 935 states and 1795 transitions. Word has length 20 [2022-03-15 20:15:52,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:15:52,637 INFO L470 AbstractCegarLoop]: Abstraction has 935 states and 1795 transitions. [2022-03-15 20:15:52,637 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.4285714285714284) internal successors, (34), 14 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:52,637 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1795 transitions. [2022-03-15 20:15:52,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-03-15 20:15:52,638 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:15:52,638 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:15:52,638 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-15 20:15:52,638 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:15:52,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:15:52,638 INFO L85 PathProgramCache]: Analyzing trace with hash -795639012, now seen corresponding path program 11 times [2022-03-15 20:15:52,640 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:15:52,640 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760553516] [2022-03-15 20:15:52,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:15:52,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:15:52,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:15:52,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:15:52,780 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:15:52,780 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760553516] [2022-03-15 20:15:52,780 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760553516] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:15:52,780 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:15:52,780 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:15:52,780 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1837891900] [2022-03-15 20:15:52,780 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:15:52,782 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:15:52,785 INFO L252 McrAutomatonBuilder]: Finished intersection with 31 states and 40 transitions. [2022-03-15 20:15:52,785 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:15:52,929 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [80312#(or (not (= (select |#valid| |ULTIMATE.start_main_~p~1#1.base|) 0)) (= |ULTIMATE.start_main_~p~1#1.base| 0)), 80313#(or (= |ULTIMATE.start_main_#t~mem44#1.base| 0) (not (= (select |#valid| |ULTIMATE.start_main_#t~mem44#1.base|) 0)))] [2022-03-15 20:15:52,930 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-15 20:15:52,930 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:15:52,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-15 20:15:52,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2022-03-15 20:15:52,930 INFO L87 Difference]: Start difference. First operand 935 states and 1795 transitions. Second operand has 14 states, 13 states have (on average 2.4615384615384617) internal successors, (32), 13 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:54,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:15:54,093 INFO L93 Difference]: Finished difference Result 2047 states and 3895 transitions. [2022-03-15 20:15:54,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-15 20:15:54,094 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.4615384615384617) internal successors, (32), 13 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-03-15 20:15:54,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:15:54,097 INFO L225 Difference]: With dead ends: 2047 [2022-03-15 20:15:54,097 INFO L226 Difference]: Without dead ends: 2047 [2022-03-15 20:15:54,097 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 304 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=290, Invalid=1042, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 20:15:54,097 INFO L933 BasicCegarLoop]: 60 mSDtfsCounter, 480 mSDsluCounter, 591 mSDsCounter, 0 mSdLazyCounter, 1825 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 480 SdHoareTripleChecker+Valid, 329 SdHoareTripleChecker+Invalid, 1898 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 1825 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 20:15:54,098 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [480 Valid, 329 Invalid, 1898 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 1825 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 20:15:54,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2047 states. [2022-03-15 20:15:54,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2047 to 919. [2022-03-15 20:15:54,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 919 states, 909 states have (on average 1.9394939493949395) internal successors, (1763), 918 states have internal predecessors, (1763), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:54,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 919 states and 1763 transitions. [2022-03-15 20:15:54,110 INFO L78 Accepts]: Start accepts. Automaton has 919 states and 1763 transitions. Word has length 20 [2022-03-15 20:15:54,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:15:54,111 INFO L470 AbstractCegarLoop]: Abstraction has 919 states and 1763 transitions. [2022-03-15 20:15:54,111 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.4615384615384617) internal successors, (32), 13 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:54,111 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1763 transitions. [2022-03-15 20:15:54,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-03-15 20:15:54,111 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:15:54,111 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:15:54,111 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-03-15 20:15:54,111 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:15:54,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:15:54,112 INFO L85 PathProgramCache]: Analyzing trace with hash -808655676, now seen corresponding path program 12 times [2022-03-15 20:15:54,113 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:15:54,113 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137027263] [2022-03-15 20:15:54,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:15:54,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:15:54,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:15:54,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:15:54,320 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:15:54,320 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137027263] [2022-03-15 20:15:54,320 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [137027263] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:15:54,320 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:15:54,320 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:15:54,320 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [512312672] [2022-03-15 20:15:54,320 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:15:54,322 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:15:54,333 INFO L252 McrAutomatonBuilder]: Finished intersection with 31 states and 40 transitions. [2022-03-15 20:15:54,334 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:15:54,485 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [84258#(and (or (not (= (select |#valid| ~A~0.base) 0)) (= ~A~0.base 0)) (or (= |ULTIMATE.start_main_#t~mem44#1.base| 0) (not (= (select |#valid| |ULTIMATE.start_main_#t~mem44#1.base|) 0))))] [2022-03-15 20:15:54,485 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-15 20:15:54,485 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:15:54,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-15 20:15:54,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2022-03-15 20:15:54,485 INFO L87 Difference]: Start difference. First operand 919 states and 1763 transitions. Second operand has 14 states, 13 states have (on average 2.3846153846153846) internal successors, (31), 13 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:55,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:15:55,647 INFO L93 Difference]: Finished difference Result 1648 states and 3175 transitions. [2022-03-15 20:15:55,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 20:15:55,647 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.3846153846153846) internal successors, (31), 13 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-03-15 20:15:55,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:15:55,650 INFO L225 Difference]: With dead ends: 1648 [2022-03-15 20:15:55,650 INFO L226 Difference]: Without dead ends: 1648 [2022-03-15 20:15:55,650 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=191, Invalid=621, Unknown=0, NotChecked=0, Total=812 [2022-03-15 20:15:55,650 INFO L933 BasicCegarLoop]: 58 mSDtfsCounter, 251 mSDsluCounter, 470 mSDsCounter, 0 mSdLazyCounter, 1717 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 251 SdHoareTripleChecker+Valid, 256 SdHoareTripleChecker+Invalid, 1766 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 1717 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 20:15:55,651 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [251 Valid, 256 Invalid, 1766 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 1717 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 20:15:55,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1648 states. [2022-03-15 20:15:55,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1648 to 913. [2022-03-15 20:15:55,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 913 states, 903 states have (on average 1.939091915836102) internal successors, (1751), 912 states have internal predecessors, (1751), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:55,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 913 states and 1751 transitions. [2022-03-15 20:15:55,663 INFO L78 Accepts]: Start accepts. Automaton has 913 states and 1751 transitions. Word has length 20 [2022-03-15 20:15:55,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:15:55,663 INFO L470 AbstractCegarLoop]: Abstraction has 913 states and 1751 transitions. [2022-03-15 20:15:55,663 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.3846153846153846) internal successors, (31), 13 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:55,663 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1751 transitions. [2022-03-15 20:15:55,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-03-15 20:15:55,664 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:15:55,664 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:15:55,664 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-03-15 20:15:55,664 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:15:55,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:15:55,664 INFO L85 PathProgramCache]: Analyzing trace with hash -971170386, now seen corresponding path program 13 times [2022-03-15 20:15:55,665 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:15:55,665 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718929696] [2022-03-15 20:15:55,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:15:55,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:15:55,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:15:55,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:15:55,892 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:15:55,892 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718929696] [2022-03-15 20:15:55,892 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718929696] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:15:55,892 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:15:55,892 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:15:55,892 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [377210748] [2022-03-15 20:15:55,892 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:15:55,894 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:15:55,897 INFO L252 McrAutomatonBuilder]: Finished intersection with 32 states and 42 transitions. [2022-03-15 20:15:55,897 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:15:56,072 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [87776#(and (or (not (= (select |#valid| ~A~0.base) 0)) (= ~A~0.base 0)) (or (= |ULTIMATE.start_main_#t~mem44#1.base| 0) (not (= (select |#valid| |ULTIMATE.start_main_#t~mem44#1.base|) 0)))), 87777#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 3))) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 2))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|)))] [2022-03-15 20:15:56,073 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:15:56,073 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:15:56,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:15:56,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-15 20:15:56,073 INFO L87 Difference]: Start difference. First operand 913 states and 1751 transitions. Second operand has 15 states, 14 states have (on average 2.357142857142857) internal successors, (33), 14 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:57,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:15:57,374 INFO L93 Difference]: Finished difference Result 1662 states and 3201 transitions. [2022-03-15 20:15:57,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 20:15:57,374 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.357142857142857) internal successors, (33), 14 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-03-15 20:15:57,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:15:57,376 INFO L225 Difference]: With dead ends: 1662 [2022-03-15 20:15:57,377 INFO L226 Difference]: Without dead ends: 1662 [2022-03-15 20:15:57,377 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=207, Invalid=785, Unknown=0, NotChecked=0, Total=992 [2022-03-15 20:15:57,377 INFO L933 BasicCegarLoop]: 58 mSDtfsCounter, 256 mSDsluCounter, 484 mSDsCounter, 0 mSdLazyCounter, 1793 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 256 SdHoareTripleChecker+Valid, 257 SdHoareTripleChecker+Invalid, 1856 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 1793 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 20:15:57,377 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [256 Valid, 257 Invalid, 1856 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 1793 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 20:15:57,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1662 states. [2022-03-15 20:15:57,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1662 to 907. [2022-03-15 20:15:57,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 907 states, 897 states have (on average 1.9386845039018952) internal successors, (1739), 906 states have internal predecessors, (1739), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:57,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 907 states and 1739 transitions. [2022-03-15 20:15:57,389 INFO L78 Accepts]: Start accepts. Automaton has 907 states and 1739 transitions. Word has length 20 [2022-03-15 20:15:57,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:15:57,389 INFO L470 AbstractCegarLoop]: Abstraction has 907 states and 1739 transitions. [2022-03-15 20:15:57,389 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.357142857142857) internal successors, (33), 14 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:57,389 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1739 transitions. [2022-03-15 20:15:57,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-03-15 20:15:57,390 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:15:57,390 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:15:57,390 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-03-15 20:15:57,390 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:15:57,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:15:57,390 INFO L85 PathProgramCache]: Analyzing trace with hash -1685559740, now seen corresponding path program 14 times [2022-03-15 20:15:57,391 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:15:57,391 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931568154] [2022-03-15 20:15:57,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:15:57,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:15:57,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:15:57,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:15:57,588 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:15:57,588 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931568154] [2022-03-15 20:15:57,588 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931568154] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:15:57,588 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:15:57,588 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:15:57,588 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1145831317] [2022-03-15 20:15:57,588 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:15:57,590 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:15:57,593 INFO L252 McrAutomatonBuilder]: Finished intersection with 33 states and 44 transitions. [2022-03-15 20:15:57,594 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:15:57,791 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 3 new interpolants: [91303#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 2))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|))), 91302#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 3))) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 2))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|))), 91301#(and (or (not (= (select |#valid| ~A~0.base) 0)) (= ~A~0.base 0)) (or (= |ULTIMATE.start_main_#t~mem44#1.base| 0) (not (= (select |#valid| |ULTIMATE.start_main_#t~mem44#1.base|) 0))))] [2022-03-15 20:15:57,792 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 20:15:57,792 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:15:57,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 20:15:57,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2022-03-15 20:15:57,792 INFO L87 Difference]: Start difference. First operand 907 states and 1739 transitions. Second operand has 16 states, 15 states have (on average 2.3333333333333335) internal successors, (35), 15 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:59,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:15:59,024 INFO L93 Difference]: Finished difference Result 1676 states and 3227 transitions. [2022-03-15 20:15:59,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 20:15:59,024 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 2.3333333333333335) internal successors, (35), 15 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-03-15 20:15:59,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:15:59,026 INFO L225 Difference]: With dead ends: 1676 [2022-03-15 20:15:59,026 INFO L226 Difference]: Without dead ends: 1676 [2022-03-15 20:15:59,027 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 268 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=232, Invalid=958, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 20:15:59,027 INFO L933 BasicCegarLoop]: 58 mSDtfsCounter, 259 mSDsluCounter, 465 mSDsCounter, 0 mSdLazyCounter, 1713 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 259 SdHoareTripleChecker+Valid, 251 SdHoareTripleChecker+Invalid, 1787 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 1713 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 20:15:59,027 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [259 Valid, 251 Invalid, 1787 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 1713 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 20:15:59,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1676 states. [2022-03-15 20:15:59,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1676 to 901. [2022-03-15 20:15:59,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 901 states, 891 states have (on average 1.9382716049382716) internal successors, (1727), 900 states have internal predecessors, (1727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:59,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 901 states and 1727 transitions. [2022-03-15 20:15:59,038 INFO L78 Accepts]: Start accepts. Automaton has 901 states and 1727 transitions. Word has length 20 [2022-03-15 20:15:59,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:15:59,038 INFO L470 AbstractCegarLoop]: Abstraction has 901 states and 1727 transitions. [2022-03-15 20:15:59,038 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 2.3333333333333335) internal successors, (35), 15 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:15:59,039 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1727 transitions. [2022-03-15 20:15:59,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-03-15 20:15:59,039 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:15:59,039 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:15:59,039 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-15 20:15:59,039 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:15:59,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:15:59,039 INFO L85 PathProgramCache]: Analyzing trace with hash 719684910, now seen corresponding path program 15 times [2022-03-15 20:15:59,040 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:15:59,040 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463408594] [2022-03-15 20:15:59,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:15:59,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:15:59,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:15:59,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:15:59,270 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:15:59,270 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1463408594] [2022-03-15 20:15:59,271 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1463408594] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:15:59,271 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:15:59,271 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:15:59,271 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [878549213] [2022-03-15 20:15:59,271 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:15:59,272 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:15:59,276 INFO L252 McrAutomatonBuilder]: Finished intersection with 34 states and 46 transitions. [2022-03-15 20:15:59,276 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:15:59,657 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 3 new interpolants: [94834#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (not (= (+ |t_funThread1of1ForFork0_init_~p#1.offset| 2) |ULTIMATE.start_main_#t~mem44#1.offset|)) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 2))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|))), 94835#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (not (= (+ |t_funThread1of1ForFork0_init_~p#1.offset| 2) |ULTIMATE.start_main_#t~mem44#1.offset|)) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|))), 94833#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 3))) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (not (= (+ |t_funThread1of1ForFork0_init_~p#1.offset| 2) |ULTIMATE.start_main_#t~mem44#1.offset|)) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 2))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|)))] [2022-03-15 20:15:59,657 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 20:15:59,657 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:15:59,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 20:15:59,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2022-03-15 20:15:59,658 INFO L87 Difference]: Start difference. First operand 901 states and 1727 transitions. Second operand has 16 states, 15 states have (on average 2.1333333333333333) internal successors, (32), 15 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:01,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:16:01,030 INFO L93 Difference]: Finished difference Result 1739 states and 3351 transitions. [2022-03-15 20:16:01,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 20:16:01,031 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 2.1333333333333333) internal successors, (32), 15 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-03-15 20:16:01,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:16:01,033 INFO L225 Difference]: With dead ends: 1739 [2022-03-15 20:16:01,033 INFO L226 Difference]: Without dead ends: 1739 [2022-03-15 20:16:01,033 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 275 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=232, Invalid=958, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 20:16:01,034 INFO L933 BasicCegarLoop]: 58 mSDtfsCounter, 234 mSDsluCounter, 446 mSDsCounter, 0 mSdLazyCounter, 1849 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 234 SdHoareTripleChecker+Valid, 225 SdHoareTripleChecker+Invalid, 1932 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 1849 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 20:16:01,034 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [234 Valid, 225 Invalid, 1932 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1849 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 20:16:01,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1739 states. [2022-03-15 20:16:01,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1739 to 905. [2022-03-15 20:16:01,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 905 states, 895 states have (on average 1.9385474860335195) internal successors, (1735), 904 states have internal predecessors, (1735), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:01,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 905 states and 1735 transitions. [2022-03-15 20:16:01,046 INFO L78 Accepts]: Start accepts. Automaton has 905 states and 1735 transitions. Word has length 20 [2022-03-15 20:16:01,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:16:01,046 INFO L470 AbstractCegarLoop]: Abstraction has 905 states and 1735 transitions. [2022-03-15 20:16:01,046 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 2.1333333333333333) internal successors, (32), 15 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:01,046 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1735 transitions. [2022-03-15 20:16:01,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-03-15 20:16:01,047 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:16:01,047 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:16:01,047 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-03-15 20:16:01,047 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:16:01,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:16:01,047 INFO L85 PathProgramCache]: Analyzing trace with hash -471476134, now seen corresponding path program 16 times [2022-03-15 20:16:01,049 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:16:01,049 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858039350] [2022-03-15 20:16:01,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:16:01,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:16:01,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:16:01,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:16:01,216 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:16:01,216 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858039350] [2022-03-15 20:16:01,216 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858039350] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:16:01,216 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:16:01,216 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:16:01,216 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [847422038] [2022-03-15 20:16:01,217 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:16:01,218 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:16:01,222 INFO L252 McrAutomatonBuilder]: Finished intersection with 34 states and 46 transitions. [2022-03-15 20:16:01,222 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:16:01,404 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [98436#(and (not (= ~A~0.base |t_funThread1of1ForFork0_init_#in~p#1.base|)) (not (= |t_funThread1of1ForFork0_init_#in~p#1.base| (select (select |#memory_$Pointer$.base| ~A~0.base) (+ ~A~0.offset 4))))), 98439#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|))), 98437#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 3))) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 2))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|))), 98438#(and (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|)) (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) |t_funThread1of1ForFork0_init_#t~nondet30#1|) (= |t_funThread1of1ForFork0_init_#t~nondet30#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 2))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|)))] [2022-03-15 20:16:01,405 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 20:16:01,405 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:16:01,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 20:16:01,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=225, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:16:01,405 INFO L87 Difference]: Start difference. First operand 905 states and 1735 transitions. Second operand has 17 states, 16 states have (on average 2.3125) internal successors, (37), 16 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:02,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:16:02,567 INFO L93 Difference]: Finished difference Result 1663 states and 3204 transitions. [2022-03-15 20:16:02,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-15 20:16:02,567 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 2.3125) internal successors, (37), 16 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-03-15 20:16:02,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:16:02,570 INFO L225 Difference]: With dead ends: 1663 [2022-03-15 20:16:02,570 INFO L226 Difference]: Without dead ends: 1663 [2022-03-15 20:16:02,571 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 332 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=265, Invalid=1141, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 20:16:02,571 INFO L933 BasicCegarLoop]: 57 mSDtfsCounter, 257 mSDsluCounter, 461 mSDsCounter, 0 mSdLazyCounter, 1730 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 246 SdHoareTripleChecker+Invalid, 1814 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 1730 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 20:16:02,571 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [257 Valid, 246 Invalid, 1814 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 1730 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 20:16:02,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1663 states. [2022-03-15 20:16:02,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1663 to 852. [2022-03-15 20:16:02,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 852 states, 843 states have (on average 1.9383155397390273) internal successors, (1634), 851 states have internal predecessors, (1634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:02,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 852 states and 1634 transitions. [2022-03-15 20:16:02,582 INFO L78 Accepts]: Start accepts. Automaton has 852 states and 1634 transitions. Word has length 20 [2022-03-15 20:16:02,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:16:02,583 INFO L470 AbstractCegarLoop]: Abstraction has 852 states and 1634 transitions. [2022-03-15 20:16:02,583 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 2.3125) internal successors, (37), 16 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:02,583 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1634 transitions. [2022-03-15 20:16:02,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-03-15 20:16:02,583 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:16:02,583 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:16:02,583 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-03-15 20:16:02,584 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:16:02,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:16:02,584 INFO L85 PathProgramCache]: Analyzing trace with hash 424489049, now seen corresponding path program 1 times [2022-03-15 20:16:02,584 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:16:02,585 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423426266] [2022-03-15 20:16:02,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:16:02,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:16:02,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:16:02,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:16:02,822 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:16:02,822 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423426266] [2022-03-15 20:16:02,822 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423426266] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:16:02,822 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:16:02,822 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:16:02,822 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [10579872] [2022-03-15 20:16:02,823 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:16:02,825 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:16:02,836 INFO L252 McrAutomatonBuilder]: Finished intersection with 67 states and 106 transitions. [2022-03-15 20:16:02,836 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:16:03,295 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:03,296 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:03,376 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:03,377 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:03,430 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:03,431 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:03,489 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:03,490 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:16:03,494 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:03,494 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:03,507 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:03,507 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:03,510 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:03,510 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-03-15 20:16:03,536 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:03,536 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:16:03,540 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:03,541 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:03,560 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 4 new interpolants: [101864#(and (= |t_funThread1of1ForFork0_init_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 4))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|)) (not (= |t_funThread1of1ForFork0_init_~p#1.base| ~A~0.base))), 101865#(and (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|)) (not (= |t_funThread1of1ForFork0_init_~p#1.base| ~A~0.base))), 101863#(and (= |t_funThread1of1ForFork0_init_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 5))) (= |t_funThread1of1ForFork0_init_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 4))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|)) (not (= |t_funThread1of1ForFork0_init_~p#1.base| ~A~0.base))), 101862#(and (= |t_funThread1of1ForFork0_init_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 5))) (= |t_funThread1of1ForFork0_init_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 6))) (= |t_funThread1of1ForFork0_init_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 4))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|)) (not (= |t_funThread1of1ForFork0_init_~p#1.base| ~A~0.base)))] [2022-03-15 20:16:03,560 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 20:16:03,560 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:16:03,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 20:16:03,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2022-03-15 20:16:03,561 INFO L87 Difference]: Start difference. First operand 852 states and 1634 transitions. Second operand has 17 states, 16 states have (on average 3.1875) internal successors, (51), 16 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:04,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:16:04,474 INFO L93 Difference]: Finished difference Result 1172 states and 2243 transitions. [2022-03-15 20:16:04,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 20:16:04,474 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 3.1875) internal successors, (51), 16 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2022-03-15 20:16:04,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:16:04,476 INFO L225 Difference]: With dead ends: 1172 [2022-03-15 20:16:04,476 INFO L226 Difference]: Without dead ends: 1172 [2022-03-15 20:16:04,476 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 30 SyntacticMatches, 10 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 199 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=302, Invalid=888, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 20:16:04,476 INFO L933 BasicCegarLoop]: 39 mSDtfsCounter, 216 mSDsluCounter, 305 mSDsCounter, 0 mSdLazyCounter, 1181 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 161 SdHoareTripleChecker+Invalid, 1292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 1181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-15 20:16:04,477 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [216 Valid, 161 Invalid, 1292 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 1181 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-15 20:16:04,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1172 states. [2022-03-15 20:16:04,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1172 to 922. [2022-03-15 20:16:04,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 922 states, 913 states have (on average 1.9430449069003286) internal successors, (1774), 921 states have internal predecessors, (1774), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:04,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 922 states and 1774 transitions. [2022-03-15 20:16:04,502 INFO L78 Accepts]: Start accepts. Automaton has 922 states and 1774 transitions. Word has length 26 [2022-03-15 20:16:04,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:16:04,502 INFO L470 AbstractCegarLoop]: Abstraction has 922 states and 1774 transitions. [2022-03-15 20:16:04,502 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 3.1875) internal successors, (51), 16 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:04,502 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1774 transitions. [2022-03-15 20:16:04,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-03-15 20:16:04,504 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:16:04,504 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:16:04,504 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-03-15 20:16:04,504 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:16:04,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:16:04,504 INFO L85 PathProgramCache]: Analyzing trace with hash 2042480063, now seen corresponding path program 2 times [2022-03-15 20:16:04,505 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:16:04,505 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305896003] [2022-03-15 20:16:04,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:16:04,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:16:04,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:16:04,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:16:04,726 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:16:04,726 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305896003] [2022-03-15 20:16:04,726 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305896003] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:16:04,726 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:16:04,726 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:16:04,726 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2124460960] [2022-03-15 20:16:04,727 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:16:04,729 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:16:04,739 INFO L252 McrAutomatonBuilder]: Finished intersection with 63 states and 98 transitions. [2022-03-15 20:16:04,739 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:16:04,833 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:04,834 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:04,897 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:04,899 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:16:04,903 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:04,904 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:04,973 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:04,973 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:05,103 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:05,103 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:05,106 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:05,107 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-03-15 20:16:05,217 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:05,218 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:05,304 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:05,305 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:16:05,310 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:05,310 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:05,322 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 3 new interpolants: [104933#(and (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|)) (not (= |t_funThread1of1ForFork0_init_~p#1.base| ~A~0.base))), 104931#(and (= |t_funThread1of1ForFork0_init_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 5))) (= |t_funThread1of1ForFork0_init_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 4))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|)) (not (= |t_funThread1of1ForFork0_init_~p#1.base| ~A~0.base))), 104932#(and (= |t_funThread1of1ForFork0_init_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 4))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|)) (not (= |t_funThread1of1ForFork0_init_~p#1.base| ~A~0.base)))] [2022-03-15 20:16:05,322 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 20:16:05,322 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:16:05,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 20:16:05,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=193, Unknown=0, NotChecked=0, Total=240 [2022-03-15 20:16:05,323 INFO L87 Difference]: Start difference. First operand 922 states and 1774 transitions. Second operand has 16 states, 15 states have (on average 3.066666666666667) internal successors, (46), 15 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) [2022-03-15 20:16:06,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:16:06,558 INFO L93 Difference]: Finished difference Result 1188 states and 2273 transitions. [2022-03-15 20:16:06,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 20:16:06,558 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 3.066666666666667) internal successors, (46), 15 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 26 [2022-03-15 20:16:06,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:16:06,559 INFO L225 Difference]: With dead ends: 1188 [2022-03-15 20:16:06,559 INFO L226 Difference]: Without dead ends: 1188 [2022-03-15 20:16:06,560 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 30 SyntacticMatches, 7 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 217 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=332, Invalid=928, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 20:16:06,560 INFO L933 BasicCegarLoop]: 39 mSDtfsCounter, 220 mSDsluCounter, 387 mSDsCounter, 0 mSdLazyCounter, 1622 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 176 SdHoareTripleChecker+Invalid, 1737 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1622 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 20:16:06,560 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [220 Valid, 176 Invalid, 1737 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1622 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 20:16:06,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1188 states. [2022-03-15 20:16:06,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1188 to 926. [2022-03-15 20:16:06,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 926 states, 917 states have (on average 1.9432933478735006) internal successors, (1782), 925 states have internal predecessors, (1782), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:06,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 926 states and 1782 transitions. [2022-03-15 20:16:06,569 INFO L78 Accepts]: Start accepts. Automaton has 926 states and 1782 transitions. Word has length 26 [2022-03-15 20:16:06,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:16:06,570 INFO L470 AbstractCegarLoop]: Abstraction has 926 states and 1782 transitions. [2022-03-15 20:16:06,570 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 3.066666666666667) internal successors, (46), 15 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) [2022-03-15 20:16:06,570 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1782 transitions. [2022-03-15 20:16:06,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-03-15 20:16:06,570 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:16:06,570 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:16:06,570 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-03-15 20:16:06,571 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:16:06,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:16:06,571 INFO L85 PathProgramCache]: Analyzing trace with hash -1136358375, now seen corresponding path program 3 times [2022-03-15 20:16:06,572 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:16:06,572 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632295255] [2022-03-15 20:16:06,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:16:06,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:16:06,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:16:06,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:16:06,762 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:16:06,762 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632295255] [2022-03-15 20:16:06,763 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1632295255] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:16:06,763 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:16:06,763 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:16:06,763 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1774597630] [2022-03-15 20:16:06,763 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:16:06,765 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:16:06,774 INFO L252 McrAutomatonBuilder]: Finished intersection with 59 states and 90 transitions. [2022-03-15 20:16:06,774 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:16:06,822 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:06,822 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:06,897 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:06,897 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:06,974 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:06,974 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:07,136 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:07,137 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:07,140 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:07,140 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:16:07,153 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:07,154 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:07,156 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:07,156 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-03-15 20:16:07,167 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:07,167 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:07,170 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:07,170 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:16:07,195 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [108027#(and (= |t_funThread1of1ForFork0_init_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 4))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|)) (not (= |t_funThread1of1ForFork0_init_~p#1.base| ~A~0.base))), 108028#(and (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|)) (not (= |t_funThread1of1ForFork0_init_~p#1.base| ~A~0.base)))] [2022-03-15 20:16:07,196 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:16:07,196 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:16:07,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:16:07,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2022-03-15 20:16:07,196 INFO L87 Difference]: Start difference. First operand 926 states and 1782 transitions. Second operand has 15 states, 14 states have (on average 2.9285714285714284) internal successors, (41), 14 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:08,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:16:08,313 INFO L93 Difference]: Finished difference Result 1204 states and 2303 transitions. [2022-03-15 20:16:08,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-15 20:16:08,314 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.9285714285714284) internal successors, (41), 14 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2022-03-15 20:16:08,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:16:08,315 INFO L225 Difference]: With dead ends: 1204 [2022-03-15 20:16:08,315 INFO L226 Difference]: Without dead ends: 1204 [2022-03-15 20:16:08,315 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 30 SyntacticMatches, 4 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 243 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=362, Invalid=970, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 20:16:08,316 INFO L933 BasicCegarLoop]: 39 mSDtfsCounter, 232 mSDsluCounter, 353 mSDsCounter, 0 mSdLazyCounter, 1412 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 232 SdHoareTripleChecker+Valid, 169 SdHoareTripleChecker+Invalid, 1559 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 1412 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 20:16:08,316 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [232 Valid, 169 Invalid, 1559 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 1412 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 20:16:08,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1204 states. [2022-03-15 20:16:08,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1204 to 930. [2022-03-15 20:16:08,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 930 states, 921 states have (on average 1.9435396308360477) internal successors, (1790), 929 states have internal predecessors, (1790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:08,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 930 states and 1790 transitions. [2022-03-15 20:16:08,325 INFO L78 Accepts]: Start accepts. Automaton has 930 states and 1790 transitions. Word has length 26 [2022-03-15 20:16:08,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:16:08,325 INFO L470 AbstractCegarLoop]: Abstraction has 930 states and 1790 transitions. [2022-03-15 20:16:08,325 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.9285714285714284) internal successors, (41), 14 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:08,325 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1790 transitions. [2022-03-15 20:16:08,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-03-15 20:16:08,326 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:16:08,326 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:16:08,326 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-03-15 20:16:08,326 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:16:08,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:16:08,326 INFO L85 PathProgramCache]: Analyzing trace with hash -767049217, now seen corresponding path program 4 times [2022-03-15 20:16:08,327 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:16:08,327 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159154148] [2022-03-15 20:16:08,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:16:08,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:16:08,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:16:08,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:16:08,519 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:16:08,519 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1159154148] [2022-03-15 20:16:08,519 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1159154148] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:16:08,519 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:16:08,520 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:16:08,520 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [623984226] [2022-03-15 20:16:08,520 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:16:08,522 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:16:08,531 INFO L252 McrAutomatonBuilder]: Finished intersection with 55 states and 82 transitions. [2022-03-15 20:16:08,531 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:16:08,596 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:08,597 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:08,655 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:08,655 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:16:08,673 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:08,674 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:08,688 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:08,689 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:08,731 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:08,732 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:08,736 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:08,736 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-03-15 20:16:08,749 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:08,750 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:08,839 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:08,839 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:08,842 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:08,842 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:16:08,853 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [111150#(and (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|)) (not (= |t_funThread1of1ForFork0_init_~p#1.base| ~A~0.base)))] [2022-03-15 20:16:08,853 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-15 20:16:08,853 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:16:08,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-15 20:16:08,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2022-03-15 20:16:08,854 INFO L87 Difference]: Start difference. First operand 930 states and 1790 transitions. Second operand has 14 states, 13 states have (on average 2.769230769230769) internal successors, (36), 13 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:09,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:16:09,691 INFO L93 Difference]: Finished difference Result 1220 states and 2333 transitions. [2022-03-15 20:16:09,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-03-15 20:16:09,692 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.769230769230769) internal successors, (36), 13 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2022-03-15 20:16:09,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:16:09,693 INFO L225 Difference]: With dead ends: 1220 [2022-03-15 20:16:09,693 INFO L226 Difference]: Without dead ends: 1220 [2022-03-15 20:16:09,694 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 29 SyntacticMatches, 2 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 278 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=392, Invalid=1014, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 20:16:09,694 INFO L933 BasicCegarLoop]: 39 mSDtfsCounter, 236 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 840 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 142 SdHoareTripleChecker+Invalid, 1006 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 840 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-15 20:16:09,694 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [236 Valid, 142 Invalid, 1006 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 840 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-15 20:16:09,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1220 states. [2022-03-15 20:16:09,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1220 to 934. [2022-03-15 20:16:09,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 934 states, 925 states have (on average 1.9437837837837837) internal successors, (1798), 933 states have internal predecessors, (1798), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:09,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 934 states and 1798 transitions. [2022-03-15 20:16:09,711 INFO L78 Accepts]: Start accepts. Automaton has 934 states and 1798 transitions. Word has length 26 [2022-03-15 20:16:09,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:16:09,711 INFO L470 AbstractCegarLoop]: Abstraction has 934 states and 1798 transitions. [2022-03-15 20:16:09,711 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.769230769230769) internal successors, (36), 13 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:09,711 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1798 transitions. [2022-03-15 20:16:09,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-03-15 20:16:09,712 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:16:09,712 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:16:09,712 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-03-15 20:16:09,712 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:16:09,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:16:09,713 INFO L85 PathProgramCache]: Analyzing trace with hash -1067847679, now seen corresponding path program 5 times [2022-03-15 20:16:09,714 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:16:09,714 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779493077] [2022-03-15 20:16:09,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:16:09,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:16:09,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:16:09,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:16:09,861 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:16:09,861 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779493077] [2022-03-15 20:16:09,861 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779493077] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:16:09,861 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:16:09,861 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:16:09,861 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1292486937] [2022-03-15 20:16:09,861 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:16:09,864 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:16:09,872 INFO L252 McrAutomatonBuilder]: Finished intersection with 52 states and 76 transitions. [2022-03-15 20:16:09,872 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:16:09,893 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:09,893 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:09,943 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:09,944 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:09,998 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:10,001 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:10,008 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:10,009 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:16:10,038 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:10,039 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:10,134 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:10,134 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2022-03-15 20:16:10,137 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:10,138 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:10,147 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:10,148 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2022-03-15 20:16:10,152 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:10,152 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:10,175 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [114300#(and (= |t_funThread1of1ForFork0_init_#t~nondet31#1| (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 4))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|)))] [2022-03-15 20:16:10,175 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-15 20:16:10,175 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:16:10,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-15 20:16:10,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2022-03-15 20:16:10,175 INFO L87 Difference]: Start difference. First operand 934 states and 1798 transitions. Second operand has 14 states, 13 states have (on average 2.5384615384615383) internal successors, (33), 13 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:11,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:16:11,231 INFO L93 Difference]: Finished difference Result 1558 states and 2962 transitions. [2022-03-15 20:16:11,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-15 20:16:11,231 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.5384615384615383) internal successors, (33), 13 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2022-03-15 20:16:11,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:16:11,233 INFO L225 Difference]: With dead ends: 1558 [2022-03-15 20:16:11,233 INFO L226 Difference]: Without dead ends: 1558 [2022-03-15 20:16:11,233 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 22 SyntacticMatches, 2 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 363 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=407, Invalid=1153, Unknown=0, NotChecked=0, Total=1560 [2022-03-15 20:16:11,234 INFO L933 BasicCegarLoop]: 47 mSDtfsCounter, 350 mSDsluCounter, 374 mSDsCounter, 0 mSdLazyCounter, 1292 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 350 SdHoareTripleChecker+Valid, 213 SdHoareTripleChecker+Invalid, 1451 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 1292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 20:16:11,234 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [350 Valid, 213 Invalid, 1451 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 1292 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 20:16:11,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1558 states. [2022-03-15 20:16:11,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1558 to 962. [2022-03-15 20:16:11,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 962 states, 953 states have (on average 1.9454354669464848) internal successors, (1854), 961 states have internal predecessors, (1854), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:11,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 962 states and 1854 transitions. [2022-03-15 20:16:11,243 INFO L78 Accepts]: Start accepts. Automaton has 962 states and 1854 transitions. Word has length 26 [2022-03-15 20:16:11,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:16:11,243 INFO L470 AbstractCegarLoop]: Abstraction has 962 states and 1854 transitions. [2022-03-15 20:16:11,243 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.5384615384615383) internal successors, (33), 13 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:11,243 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1854 transitions. [2022-03-15 20:16:11,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-03-15 20:16:11,244 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:16:11,244 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:16:11,244 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-03-15 20:16:11,244 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:16:11,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:16:11,245 INFO L85 PathProgramCache]: Analyzing trace with hash 927273399, now seen corresponding path program 6 times [2022-03-15 20:16:11,255 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:16:11,256 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481186753] [2022-03-15 20:16:11,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:16:11,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:16:11,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:16:11,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:16:11,373 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:16:11,373 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481186753] [2022-03-15 20:16:11,373 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481186753] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:16:11,373 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:16:11,373 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:16:11,373 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1765440095] [2022-03-15 20:16:11,373 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:16:11,376 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:16:11,382 INFO L252 McrAutomatonBuilder]: Finished intersection with 41 states and 54 transitions. [2022-03-15 20:16:11,382 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:16:11,537 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 3 new interpolants: [117847#(or (= |ULTIMATE.start_main_#t~mem44#1.base| 0) (not (= (select |#valid| |ULTIMATE.start_main_#t~mem44#1.base|) 0))), 117849#(or (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_#t~mem44#1.base|)) (not (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|))) (not (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 2)))) (not (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 3))))), 117848#(or (not (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) |t_funThread1of1ForFork0_init_~p#1.offset|))) (not (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 2)))) (not (= |t_funThread1of1ForFork0_init_~p#1.base| |ULTIMATE.start_main_~p~1#1.base|)) (not (= (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 1)) (select (select |#race| |t_funThread1of1ForFork0_init_~p#1.base|) (+ |t_funThread1of1ForFork0_init_~p#1.offset| 3)))))] [2022-03-15 20:16:11,537 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 20:16:11,537 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:16:11,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 20:16:11,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-03-15 20:16:11,538 INFO L87 Difference]: Start difference. First operand 962 states and 1854 transitions. Second operand has 15 states, 14 states have (on average 3.0714285714285716) internal successors, (43), 14 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:12,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:16:12,533 INFO L93 Difference]: Finished difference Result 1675 states and 3209 transitions. [2022-03-15 20:16:12,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 20:16:12,533 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 3.0714285714285716) internal successors, (43), 14 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2022-03-15 20:16:12,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:16:12,536 INFO L225 Difference]: With dead ends: 1675 [2022-03-15 20:16:12,536 INFO L226 Difference]: Without dead ends: 1675 [2022-03-15 20:16:12,536 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=131, Invalid=519, Unknown=0, NotChecked=0, Total=650 [2022-03-15 20:16:12,536 INFO L933 BasicCegarLoop]: 79 mSDtfsCounter, 302 mSDsluCounter, 579 mSDsCounter, 0 mSdLazyCounter, 1902 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 302 SdHoareTripleChecker+Valid, 294 SdHoareTripleChecker+Invalid, 1962 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 1902 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 20:16:12,536 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [302 Valid, 294 Invalid, 1962 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 1902 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 20:16:12,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1675 states. [2022-03-15 20:16:12,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1675 to 948. [2022-03-15 20:16:12,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 948 states, 939 states have (on average 1.944621938232162) internal successors, (1826), 947 states have internal predecessors, (1826), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:12,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 948 states and 1826 transitions. [2022-03-15 20:16:12,547 INFO L78 Accepts]: Start accepts. Automaton has 948 states and 1826 transitions. Word has length 26 [2022-03-15 20:16:12,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:16:12,547 INFO L470 AbstractCegarLoop]: Abstraction has 948 states and 1826 transitions. [2022-03-15 20:16:12,547 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 3.0714285714285716) internal successors, (43), 14 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:12,547 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1826 transitions. [2022-03-15 20:16:12,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-03-15 20:16:12,548 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:16:12,548 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:16:12,548 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-03-15 20:16:12,548 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:16:12,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:16:12,548 INFO L85 PathProgramCache]: Analyzing trace with hash -326061321, now seen corresponding path program 7 times [2022-03-15 20:16:12,549 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:16:12,549 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34657904] [2022-03-15 20:16:12,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:16:12,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:16:12,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:16:12,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:16:12,695 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:16:12,695 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34657904] [2022-03-15 20:16:12,695 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [34657904] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:16:12,695 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:16:12,695 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:16:12,696 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1771804618] [2022-03-15 20:16:12,696 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:16:12,698 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:16:12,704 INFO L252 McrAutomatonBuilder]: Finished intersection with 37 states and 46 transitions. [2022-03-15 20:16:12,704 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:16:12,805 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [121455#(<= |ULTIMATE.start_main_~p~1#1.offset| 0), 121456#(<= |ULTIMATE.start_main_#t~mem44#1.offset| 0)] [2022-03-15 20:16:12,805 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-15 20:16:12,806 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:16:12,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-15 20:16:12,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2022-03-15 20:16:12,806 INFO L87 Difference]: Start difference. First operand 948 states and 1826 transitions. Second operand has 14 states, 13 states have (on average 2.923076923076923) internal successors, (38), 13 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:13,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:16:13,867 INFO L93 Difference]: Finished difference Result 1983 states and 3776 transitions. [2022-03-15 20:16:13,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 20:16:13,868 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.923076923076923) internal successors, (38), 13 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2022-03-15 20:16:13,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:16:13,870 INFO L225 Difference]: With dead ends: 1983 [2022-03-15 20:16:13,870 INFO L226 Difference]: Without dead ends: 1983 [2022-03-15 20:16:13,870 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=239, Invalid=753, Unknown=0, NotChecked=0, Total=992 [2022-03-15 20:16:13,870 INFO L933 BasicCegarLoop]: 57 mSDtfsCounter, 280 mSDsluCounter, 569 mSDsCounter, 0 mSdLazyCounter, 1867 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 280 SdHoareTripleChecker+Valid, 245 SdHoareTripleChecker+Invalid, 1900 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 1867 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 20:16:13,871 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [280 Valid, 245 Invalid, 1900 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 1867 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 20:16:13,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1983 states. [2022-03-15 20:16:13,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1983 to 949. [2022-03-15 20:16:13,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 949 states, 940 states have (on average 1.9446808510638298) internal successors, (1828), 948 states have internal predecessors, (1828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:13,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 949 states and 1828 transitions. [2022-03-15 20:16:13,881 INFO L78 Accepts]: Start accepts. Automaton has 949 states and 1828 transitions. Word has length 26 [2022-03-15 20:16:13,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:16:13,881 INFO L470 AbstractCegarLoop]: Abstraction has 949 states and 1828 transitions. [2022-03-15 20:16:13,881 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.923076923076923) internal successors, (38), 13 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:13,882 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1828 transitions. [2022-03-15 20:16:13,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-03-15 20:16:13,882 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:16:13,882 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:16:13,882 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-03-15 20:16:13,882 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:16:13,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:16:13,883 INFO L85 PathProgramCache]: Analyzing trace with hash -278693631, now seen corresponding path program 8 times [2022-03-15 20:16:13,889 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:16:13,889 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112954379] [2022-03-15 20:16:13,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:16:13,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:16:13,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:16:14,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:16:14,067 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:16:14,067 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112954379] [2022-03-15 20:16:14,067 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1112954379] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:16:14,067 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:16:14,067 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:16:14,067 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1597790604] [2022-03-15 20:16:14,067 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:16:14,070 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:16:14,075 INFO L252 McrAutomatonBuilder]: Finished intersection with 37 states and 46 transitions. [2022-03-15 20:16:14,075 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:16:14,181 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [125387#(<= |ULTIMATE.start_main_#t~mem44#1.offset| 0), 125386#(<= |ULTIMATE.start_main_~p~1#1.offset| 0)] [2022-03-15 20:16:14,182 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-15 20:16:14,182 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:16:14,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-15 20:16:14,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2022-03-15 20:16:14,182 INFO L87 Difference]: Start difference. First operand 949 states and 1828 transitions. Second operand has 14 states, 13 states have (on average 2.923076923076923) internal successors, (38), 13 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:15,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:16:15,248 INFO L93 Difference]: Finished difference Result 1927 states and 3672 transitions. [2022-03-15 20:16:15,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 20:16:15,249 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.923076923076923) internal successors, (38), 13 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2022-03-15 20:16:15,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:16:15,251 INFO L225 Difference]: With dead ends: 1927 [2022-03-15 20:16:15,251 INFO L226 Difference]: Without dead ends: 1927 [2022-03-15 20:16:15,251 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 179 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=217, Invalid=713, Unknown=0, NotChecked=0, Total=930 [2022-03-15 20:16:15,251 INFO L933 BasicCegarLoop]: 57 mSDtfsCounter, 277 mSDsluCounter, 536 mSDsCounter, 0 mSdLazyCounter, 1668 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 277 SdHoareTripleChecker+Valid, 269 SdHoareTripleChecker+Invalid, 1696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 1668 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 20:16:15,251 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [277 Valid, 269 Invalid, 1696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 1668 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 20:16:15,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1927 states. [2022-03-15 20:16:15,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1927 to 950. [2022-03-15 20:16:15,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 950 states, 941 states have (on average 1.9447396386822529) internal successors, (1830), 949 states have internal predecessors, (1830), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:15,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 950 states and 1830 transitions. [2022-03-15 20:16:15,262 INFO L78 Accepts]: Start accepts. Automaton has 950 states and 1830 transitions. Word has length 26 [2022-03-15 20:16:15,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:16:15,262 INFO L470 AbstractCegarLoop]: Abstraction has 950 states and 1830 transitions. [2022-03-15 20:16:15,262 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.923076923076923) internal successors, (38), 13 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:15,262 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1830 transitions. [2022-03-15 20:16:15,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-03-15 20:16:15,263 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:16:15,263 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:16:15,263 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-03-15 20:16:15,263 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:16:15,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:16:15,264 INFO L85 PathProgramCache]: Analyzing trace with hash -277136811, now seen corresponding path program 9 times [2022-03-15 20:16:15,264 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:16:15,264 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119151047] [2022-03-15 20:16:15,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:16:15,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:16:15,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:16:15,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:16:15,416 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:16:15,417 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [119151047] [2022-03-15 20:16:15,417 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [119151047] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:16:15,417 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:16:15,417 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-03-15 20:16:15,417 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1771487556] [2022-03-15 20:16:15,417 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:16:15,425 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:16:15,431 INFO L252 McrAutomatonBuilder]: Finished intersection with 37 states and 46 transitions. [2022-03-15 20:16:15,431 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:16:15,549 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [129262#(or (= |ULTIMATE.start_main_#t~mem44#1.base| 0) (not (= (select |#valid| |ULTIMATE.start_main_#t~mem44#1.base|) 0))), 129261#(or (not (= (select |#valid| |ULTIMATE.start_main_~p~1#1.base|) 0)) (= |ULTIMATE.start_main_~p~1#1.base| 0))] [2022-03-15 20:16:15,549 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-15 20:16:15,549 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:16:15,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-15 20:16:15,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2022-03-15 20:16:15,550 INFO L87 Difference]: Start difference. First operand 950 states and 1830 transitions. Second operand has 14 states, 13 states have (on average 2.923076923076923) internal successors, (38), 13 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:16,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:16:16,612 INFO L93 Difference]: Finished difference Result 1916 states and 3650 transitions. [2022-03-15 20:16:16,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-15 20:16:16,612 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.923076923076923) internal successors, (38), 13 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2022-03-15 20:16:16,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:16:16,614 INFO L225 Difference]: With dead ends: 1916 [2022-03-15 20:16:16,615 INFO L226 Difference]: Without dead ends: 1916 [2022-03-15 20:16:16,615 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 300 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=294, Invalid=1038, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 20:16:16,615 INFO L933 BasicCegarLoop]: 58 mSDtfsCounter, 445 mSDsluCounter, 547 mSDsCounter, 0 mSdLazyCounter, 1661 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 445 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 1725 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 1661 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 20:16:16,615 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [445 Valid, 312 Invalid, 1725 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 1661 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 20:16:16,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1916 states. [2022-03-15 20:16:16,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1916 to 908. [2022-03-15 20:16:16,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 908 states, 899 states have (on average 1.9421579532814237) internal successors, (1746), 907 states have internal predecessors, (1746), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:16,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 908 states and 1746 transitions. [2022-03-15 20:16:16,626 INFO L78 Accepts]: Start accepts. Automaton has 908 states and 1746 transitions. Word has length 26 [2022-03-15 20:16:16,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:16:16,626 INFO L470 AbstractCegarLoop]: Abstraction has 908 states and 1746 transitions. [2022-03-15 20:16:16,626 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.923076923076923) internal successors, (38), 13 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:16,626 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1746 transitions. [2022-03-15 20:16:16,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-03-15 20:16:16,627 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:16:16,627 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:16:16,627 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-03-15 20:16:16,628 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:16:16,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:16:16,628 INFO L85 PathProgramCache]: Analyzing trace with hash 807115263, now seen corresponding path program 10 times [2022-03-15 20:16:16,629 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:16:16,629 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218698440] [2022-03-15 20:16:16,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:16:16,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:16:16,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:16:16,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:16:16,804 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:16:16,804 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218698440] [2022-03-15 20:16:16,804 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218698440] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:16:16,804 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:16:16,804 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-15 20:16:16,804 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [551284943] [2022-03-15 20:16:16,804 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:16:16,807 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:16:16,812 INFO L252 McrAutomatonBuilder]: Finished intersection with 37 states and 46 transitions. [2022-03-15 20:16:16,812 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:16:16,945 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [133054#(and (or (not (= (select |#valid| ~A~0.base) 0)) (= ~A~0.base 0)) (or (= |ULTIMATE.start_main_#t~mem44#1.base| 0) (not (= (select |#valid| |ULTIMATE.start_main_#t~mem44#1.base|) 0))))] [2022-03-15 20:16:16,945 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-03-15 20:16:16,945 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:16:16,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-03-15 20:16:16,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2022-03-15 20:16:16,946 INFO L87 Difference]: Start difference. First operand 908 states and 1746 transitions. Second operand has 14 states, 13 states have (on average 2.8461538461538463) internal successors, (37), 13 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:18,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:16:18,634 INFO L93 Difference]: Finished difference Result 1666 states and 3214 transitions. [2022-03-15 20:16:18,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-15 20:16:18,634 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.8461538461538463) internal successors, (37), 13 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2022-03-15 20:16:18,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:16:18,636 INFO L225 Difference]: With dead ends: 1666 [2022-03-15 20:16:18,636 INFO L226 Difference]: Without dead ends: 1666 [2022-03-15 20:16:18,636 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 469 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=403, Invalid=1489, Unknown=0, NotChecked=0, Total=1892 [2022-03-15 20:16:18,636 INFO L933 BasicCegarLoop]: 56 mSDtfsCounter, 255 mSDsluCounter, 596 mSDsCounter, 0 mSdLazyCounter, 2579 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 255 SdHoareTripleChecker+Valid, 250 SdHoareTripleChecker+Invalid, 2680 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 2579 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 20:16:18,636 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [255 Valid, 250 Invalid, 2680 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 2579 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 20:16:18,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1666 states. [2022-03-15 20:16:18,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1666 to 817. [2022-03-15 20:16:18,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 817 states, 809 states have (on average 1.9394313967861558) internal successors, (1569), 816 states have internal predecessors, (1569), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:18,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 817 states and 1569 transitions. [2022-03-15 20:16:18,646 INFO L78 Accepts]: Start accepts. Automaton has 817 states and 1569 transitions. Word has length 26 [2022-03-15 20:16:18,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:16:18,646 INFO L470 AbstractCegarLoop]: Abstraction has 817 states and 1569 transitions. [2022-03-15 20:16:18,646 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.8461538461538463) internal successors, (37), 13 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:18,647 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1569 transitions. [2022-03-15 20:16:18,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-03-15 20:16:18,647 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:16:18,647 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:16:18,647 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-03-15 20:16:18,647 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting t_funErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:16:18,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:16:18,648 INFO L85 PathProgramCache]: Analyzing trace with hash -1302239042, now seen corresponding path program 1 times [2022-03-15 20:16:18,648 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:16:18,648 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2076643690] [2022-03-15 20:16:18,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:16:18,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:16:18,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:16:18,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:16:18,710 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:16:18,710 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2076643690] [2022-03-15 20:16:18,710 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2076643690] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:16:18,710 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:16:18,710 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 20:16:18,710 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [892886156] [2022-03-15 20:16:18,710 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:16:18,713 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:16:18,718 INFO L252 McrAutomatonBuilder]: Finished intersection with 32 states and 31 transitions. [2022-03-15 20:16:18,719 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:16:18,719 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:16:18,719 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 20:16:18,719 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:16:18,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 20:16:18,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:16:18,720 INFO L87 Difference]: Start difference. First operand 817 states and 1569 transitions. Second operand has 6 states, 5 states have (on average 6.2) internal successors, (31), 6 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:19,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:16:19,000 INFO L93 Difference]: Finished difference Result 922 states and 1766 transitions. [2022-03-15 20:16:19,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 20:16:19,001 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.2) internal successors, (31), 6 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2022-03-15 20:16:19,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:16:19,002 INFO L225 Difference]: With dead ends: 922 [2022-03-15 20:16:19,002 INFO L226 Difference]: Without dead ends: 922 [2022-03-15 20:16:19,002 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:16:19,002 INFO L933 BasicCegarLoop]: 35 mSDtfsCounter, 44 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 393 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 46 SdHoareTripleChecker+Invalid, 410 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 393 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-15 20:16:19,002 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [44 Valid, 46 Invalid, 410 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 393 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-15 20:16:19,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 922 states. [2022-03-15 20:16:19,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 922 to 862. [2022-03-15 20:16:19,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 862 states, 854 states have (on average 1.9379391100702577) internal successors, (1655), 861 states have internal predecessors, (1655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:19,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 862 states and 1655 transitions. [2022-03-15 20:16:19,011 INFO L78 Accepts]: Start accepts. Automaton has 862 states and 1655 transitions. Word has length 31 [2022-03-15 20:16:19,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:16:19,011 INFO L470 AbstractCegarLoop]: Abstraction has 862 states and 1655 transitions. [2022-03-15 20:16:19,011 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.2) internal successors, (31), 6 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:19,011 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1655 transitions. [2022-03-15 20:16:19,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-03-15 20:16:19,012 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:16:19,012 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:16:19,012 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-03-15 20:16:19,013 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting t_funErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:16:19,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:16:19,013 INFO L85 PathProgramCache]: Analyzing trace with hash -1943879936, now seen corresponding path program 1 times [2022-03-15 20:16:19,014 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:16:19,014 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767592612] [2022-03-15 20:16:19,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:16:19,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:16:19,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:16:19,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:16:19,049 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:16:19,049 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767592612] [2022-03-15 20:16:19,049 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1767592612] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:16:19,049 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:16:19,049 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-15 20:16:19,049 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [117575444] [2022-03-15 20:16:19,049 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:16:19,053 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:16:19,081 INFO L252 McrAutomatonBuilder]: Finished intersection with 108 states and 174 transitions. [2022-03-15 20:16:19,081 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:16:19,154 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:19,154 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:19,225 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:19,225 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:19,285 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:19,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:19,288 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 20:16:19,288 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2022-03-15 20:16:19,321 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:16:19,322 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 20:16:19,322 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:16:19,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 20:16:19,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:16:19,322 INFO L87 Difference]: Start difference. First operand 862 states and 1655 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:19,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:16:19,365 INFO L93 Difference]: Finished difference Result 320 states and 562 transitions. [2022-03-15 20:16:19,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 20:16:19,366 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2022-03-15 20:16:19,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:16:19,366 INFO L225 Difference]: With dead ends: 320 [2022-03-15 20:16:19,366 INFO L226 Difference]: Without dead ends: 320 [2022-03-15 20:16:19,366 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 20:16:19,367 INFO L933 BasicCegarLoop]: 39 mSDtfsCounter, 34 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 46 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-15 20:16:19,367 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 46 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-15 20:16:19,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2022-03-15 20:16:19,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2022-03-15 20:16:19,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 320 states, 318 states have (on average 1.7672955974842768) internal successors, (562), 319 states have internal predecessors, (562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:19,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 562 transitions. [2022-03-15 20:16:19,370 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 562 transitions. Word has length 36 [2022-03-15 20:16:19,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:16:19,370 INFO L470 AbstractCegarLoop]: Abstraction has 320 states and 562 transitions. [2022-03-15 20:16:19,370 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:19,370 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 562 transitions. [2022-03-15 20:16:19,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-03-15 20:16:19,371 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 20:16:19,371 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:16:19,371 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-03-15 20:16:19,371 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting t_funErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 20:16:19,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 20:16:19,371 INFO L85 PathProgramCache]: Analyzing trace with hash 711580064, now seen corresponding path program 1 times [2022-03-15 20:16:19,384 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 20:16:19,384 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704007638] [2022-03-15 20:16:19,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 20:16:19,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 20:16:19,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 20:16:19,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 20:16:19,461 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 20:16:19,461 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704007638] [2022-03-15 20:16:19,461 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [704007638] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 20:16:19,461 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 20:16:19,461 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 20:16:19,462 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2046367087] [2022-03-15 20:16:19,462 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 20:16:19,466 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 20:16:19,474 INFO L252 McrAutomatonBuilder]: Finished intersection with 38 states and 37 transitions. [2022-03-15 20:16:19,474 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 20:16:19,475 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 20:16:19,475 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 20:16:19,475 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 20:16:19,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 20:16:19,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:16:19,477 INFO L87 Difference]: Start difference. First operand 320 states and 562 transitions. Second operand has 6 states, 5 states have (on average 7.4) internal successors, (37), 6 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:19,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 20:16:19,635 INFO L93 Difference]: Finished difference Result 317 states and 558 transitions. [2022-03-15 20:16:19,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 20:16:19,635 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.4) internal successors, (37), 6 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2022-03-15 20:16:19,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 20:16:19,636 INFO L225 Difference]: With dead ends: 317 [2022-03-15 20:16:19,636 INFO L226 Difference]: Without dead ends: 0 [2022-03-15 20:16:19,636 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 20:16:19,636 INFO L933 BasicCegarLoop]: 28 mSDtfsCounter, 4 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 225 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 20:16:19,636 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 40 Invalid, 228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 225 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 20:16:19,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-03-15 20:16:19,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-03-15 20:16:19,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:19,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-03-15 20:16:19,637 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 37 [2022-03-15 20:16:19,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 20:16:19,637 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-03-15 20:16:19,637 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.4) internal successors, (37), 6 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 20:16:19,637 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-03-15 20:16:19,637 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-03-15 20:16:19,641 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (25 of 26 remaining) [2022-03-15 20:16:19,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (24 of 26 remaining) [2022-03-15 20:16:19,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (23 of 26 remaining) [2022-03-15 20:16:19,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (22 of 26 remaining) [2022-03-15 20:16:19,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (21 of 26 remaining) [2022-03-15 20:16:19,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (20 of 26 remaining) [2022-03-15 20:16:19,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (19 of 26 remaining) [2022-03-15 20:16:19,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (18 of 26 remaining) [2022-03-15 20:16:19,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (17 of 26 remaining) [2022-03-15 20:16:19,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (16 of 26 remaining) [2022-03-15 20:16:19,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (15 of 26 remaining) [2022-03-15 20:16:19,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (14 of 26 remaining) [2022-03-15 20:16:19,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (13 of 26 remaining) [2022-03-15 20:16:19,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (12 of 26 remaining) [2022-03-15 20:16:19,642 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (11 of 26 remaining) [2022-03-15 20:16:19,643 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr3ASSERT_VIOLATIONDATA_RACE (10 of 26 remaining) [2022-03-15 20:16:19,643 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr4ASSERT_VIOLATIONDATA_RACE (9 of 26 remaining) [2022-03-15 20:16:19,643 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr5ASSERT_VIOLATIONDATA_RACE (8 of 26 remaining) [2022-03-15 20:16:19,643 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr6ASSERT_VIOLATIONDATA_RACE (7 of 26 remaining) [2022-03-15 20:16:19,643 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (6 of 26 remaining) [2022-03-15 20:16:19,643 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (5 of 26 remaining) [2022-03-15 20:16:19,643 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (4 of 26 remaining) [2022-03-15 20:16:19,643 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr3ASSERT_VIOLATIONDATA_RACE (3 of 26 remaining) [2022-03-15 20:16:19,643 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr4ASSERT_VIOLATIONDATA_RACE (2 of 26 remaining) [2022-03-15 20:16:19,643 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr5ASSERT_VIOLATIONDATA_RACE (1 of 26 remaining) [2022-03-15 20:16:19,643 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr6ASSERT_VIOLATIONDATA_RACE (0 of 26 remaining) [2022-03-15 20:16:19,643 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-03-15 20:16:19,645 INFO L732 BasicCegarLoop]: Path program histogram: [16, 10, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 20:16:19,647 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-15 20:16:19,647 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-15 20:16:19,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 08:16:19 BasicIcfg [2022-03-15 20:16:19,648 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-15 20:16:19,649 INFO L158 Benchmark]: Toolchain (without parser) took 157905.56ms. Allocated memory was 188.7MB in the beginning and 331.4MB in the end (delta: 142.6MB). Free memory was 135.2MB in the beginning and 164.8MB in the end (delta: -29.6MB). Peak memory consumption was 113.4MB. Max. memory is 8.0GB. [2022-03-15 20:16:19,649 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 188.7MB. Free memory is still 154.4MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-15 20:16:19,649 INFO L158 Benchmark]: CACSL2BoogieTranslator took 597.41ms. Allocated memory is still 188.7MB. Free memory was 135.1MB in the beginning and 135.4MB in the end (delta: -300.3kB). Peak memory consumption was 12.1MB. Max. memory is 8.0GB. [2022-03-15 20:16:19,649 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.84ms. Allocated memory is still 188.7MB. Free memory was 135.4MB in the beginning and 131.8MB in the end (delta: 3.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-15 20:16:19,649 INFO L158 Benchmark]: Boogie Preprocessor took 24.63ms. Allocated memory is still 188.7MB. Free memory was 131.8MB in the beginning and 129.2MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-15 20:16:19,649 INFO L158 Benchmark]: RCFGBuilder took 535.66ms. Allocated memory is still 188.7MB. Free memory was 129.2MB in the beginning and 107.2MB in the end (delta: 22.0MB). Peak memory consumption was 22.0MB. Max. memory is 8.0GB. [2022-03-15 20:16:19,649 INFO L158 Benchmark]: TraceAbstraction took 156705.93ms. Allocated memory was 188.7MB in the beginning and 331.4MB in the end (delta: 142.6MB). Free memory was 106.7MB in the beginning and 164.8MB in the end (delta: -58.1MB). Peak memory consumption was 85.6MB. Max. memory is 8.0GB. [2022-03-15 20:16:19,649 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 188.7MB. Free memory is still 154.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 597.41ms. Allocated memory is still 188.7MB. Free memory was 135.1MB in the beginning and 135.4MB in the end (delta: -300.3kB). Peak memory consumption was 12.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 37.84ms. Allocated memory is still 188.7MB. Free memory was 135.4MB in the beginning and 131.8MB in the end (delta: 3.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 24.63ms. Allocated memory is still 188.7MB. Free memory was 131.8MB in the beginning and 129.2MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 535.66ms. Allocated memory is still 188.7MB. Free memory was 129.2MB in the beginning and 107.2MB in the end (delta: 22.0MB). Peak memory consumption was 22.0MB. Max. memory is 8.0GB. * TraceAbstraction took 156705.93ms. Allocated memory was 188.7MB in the beginning and 331.4MB in the end (delta: 142.6MB). Free memory was 106.7MB in the beginning and 164.8MB in the end (delta: -58.1MB). Peak memory consumption was 85.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 102.4s, 213 PlacesBefore, 78 PlacesAfterwards, 209 TransitionsBefore, 74 TransitionsAfterwards, 4288 CoEnabledTransitionPairs, 8 FixpointIterations, 142 TrivialSequentialCompositions, 36 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 178 TotalNumberOfCompositions, 31686 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 5265, positive: 4221, positive conditional: 0, positive unconditional: 4221, negative: 1044, negative conditional: 0, negative unconditional: 1044, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 1649, positive: 1548, positive conditional: 0, positive unconditional: 1548, negative: 101, negative conditional: 0, negative unconditional: 101, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5265, positive: 2673, positive conditional: 0, positive unconditional: 2673, negative: 943, negative conditional: 0, negative unconditional: 943, unknown: 1649, unknown conditional: 0, unknown unconditional: 1649] , Statistics on independence cache: Total cache size (in pairs): 269, Positive cache size: 194, Positive conditional cache size: 0, Positive unconditional cache size: 194, Negative cache size: 75, Negative conditional cache size: 0, Negative unconditional cache size: 75 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1228]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1229]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1248]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1249]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1228]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1229]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1250]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1250]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1253]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1253]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1254]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1228]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1229]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1238]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1238]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1239]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1239]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1240]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 279 locations, 26 error locations. Started 1 CEGAR loops. OverallTime: 156.6s, OverallIterations: 41, TraceHistogramMax: 1, PathProgramHistogramMax: 16, EmptinessCheckTime: 0.0s, AutomataDifference: 38.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 102.4s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9509 SdHoareTripleChecker+Valid, 29.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9509 mSDsluCounter, 7637 SdHoareTripleChecker+Invalid, 25.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14825 mSDsCounter, 3281 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 57214 IncrementalHoareTripleChecker+Invalid, 60495 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3281 mSolverCounterUnsat, 1953 mSDtfsCounter, 57214 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1573 GetRequests, 502 SyntacticMatches, 66 SemanticMatches, 1005 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6894 ImplicationChecksByTransitivity, 11.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1183occurred in iteration=20, InterpolantAutomatonStates: 830, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 41 MinimizatonAttempts, 20312 StatesRemovedByMinimization, 36 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 5.3s InterpolantComputationTime, 850 NumberOfCodeBlocks, 850 NumberOfCodeBlocksAsserted, 41 NumberOfCheckSat, 809 ConstructedInterpolants, 0 QuantifiedInterpolants, 12029 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 41 InterpolantComputations, 41 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 18 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-03-15 20:16:19,674 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...