/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/goblint-regression/09-regions_05-ptra_rc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-03 18:22:27,186 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-03 18:22:27,187 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-03 18:22:27,231 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-03 18:22:27,232 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-03 18:22:27,232 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-03 18:22:27,234 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-03 18:22:27,235 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-03 18:22:27,236 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-03 18:22:27,237 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-03 18:22:27,238 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-03 18:22:27,238 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-03 18:22:27,239 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-03 18:22:27,240 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-03 18:22:27,240 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-03 18:22:27,241 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-03 18:22:27,242 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-03 18:22:27,243 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-03 18:22:27,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-03 18:22:27,245 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-03 18:22:27,246 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-03 18:22:27,248 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-03 18:22:27,249 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-03 18:22:27,249 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-03 18:22:27,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-03 18:22:27,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-03 18:22:27,252 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-03 18:22:27,253 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-03 18:22:27,253 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-03 18:22:27,254 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-03-03 18:22:27,254 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-03 18:22:27,254 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-03 18:22:27,255 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-03 18:22:27,256 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-03 18:22:27,256 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-03 18:22:27,257 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-03 18:22:27,257 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-03 18:22:27,258 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-03 18:22:27,258 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-03 18:22:27,258 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-03 18:22:27,259 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-03 18:22:27,261 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-03-03 18:22:27,277 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-03 18:22:27,277 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-03 18:22:27,278 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-03 18:22:27,278 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-03 18:22:27,278 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-03 18:22:27,278 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-03 18:22:27,279 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-03 18:22:27,279 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-03 18:22:27,279 INFO L138 SettingsManager]: * Use SBE=true [2022-03-03 18:22:27,280 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-03 18:22:27,280 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-03 18:22:27,280 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-03 18:22:27,280 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-03 18:22:27,280 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-03 18:22:27,280 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-03 18:22:27,281 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-03 18:22:27,281 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-03 18:22:27,281 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-03 18:22:27,281 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-03 18:22:27,281 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-03 18:22:27,282 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-03 18:22:27,282 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-03 18:22:27,282 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-03 18:22:27,282 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-03 18:22:27,282 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-03 18:22:27,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-03 18:22:27,283 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-03 18:22:27,283 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-03 18:22:27,283 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-03 18:22:27,283 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-03 18:22:27,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-03 18:22:27,283 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-03 18:22:27,284 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-03 18:22:27,284 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-03 18:22:27,453 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-03 18:22:27,468 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-03 18:22:27,470 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-03 18:22:27,471 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-03 18:22:27,472 INFO L275 PluginConnector]: CDTParser initialized [2022-03-03 18:22:27,473 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/09-regions_05-ptra_rc.i [2022-03-03 18:22:27,529 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a8c0819d/a7b70d2d11fe4feb8195c7c18544401b/FLAG6bf5d791e [2022-03-03 18:22:28,047 INFO L306 CDTParser]: Found 1 translation units. [2022-03-03 18:22:28,047 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/09-regions_05-ptra_rc.i [2022-03-03 18:22:28,067 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a8c0819d/a7b70d2d11fe4feb8195c7c18544401b/FLAG6bf5d791e [2022-03-03 18:22:28,548 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a8c0819d/a7b70d2d11fe4feb8195c7c18544401b [2022-03-03 18:22:28,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-03 18:22:28,551 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-03 18:22:28,555 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-03 18:22:28,555 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-03 18:22:28,558 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-03 18:22:28,559 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 06:22:28" (1/1) ... [2022-03-03 18:22:28,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@662a6e97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:22:28, skipping insertion in model container [2022-03-03 18:22:28,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 06:22:28" (1/1) ... [2022-03-03 18:22:28,565 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-03 18:22:28,622 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-03 18:22:29,190 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-03 18:22:29,204 INFO L203 MainTranslator]: Completed pre-run [2022-03-03 18:22:29,266 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-03 18:22:29,334 INFO L208 MainTranslator]: Completed translation [2022-03-03 18:22:29,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:22:29 WrapperNode [2022-03-03 18:22:29,335 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-03 18:22:29,336 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-03 18:22:29,336 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-03 18:22:29,337 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-03 18:22:29,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:22:29" (1/1) ... [2022-03-03 18:22:29,380 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:22:29" (1/1) ... [2022-03-03 18:22:29,421 INFO L137 Inliner]: procedures = 369, calls = 42, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 212 [2022-03-03 18:22:29,421 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-03 18:22:29,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-03 18:22:29,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-03 18:22:29,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-03 18:22:29,429 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:22:29" (1/1) ... [2022-03-03 18:22:29,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:22:29" (1/1) ... [2022-03-03 18:22:29,443 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:22:29" (1/1) ... [2022-03-03 18:22:29,444 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:22:29" (1/1) ... [2022-03-03 18:22:29,458 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:22:29" (1/1) ... [2022-03-03 18:22:29,471 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:22:29" (1/1) ... [2022-03-03 18:22:29,473 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:22:29" (1/1) ... [2022-03-03 18:22:29,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-03 18:22:29,477 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-03 18:22:29,477 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-03 18:22:29,477 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-03 18:22:29,487 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:22:29" (1/1) ... [2022-03-03 18:22:29,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-03 18:22:29,501 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-03 18:22:29,516 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) [2022-03-03 18:22:29,536 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 [2022-03-03 18:22:29,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-03 18:22:29,556 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-03-03 18:22:29,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-03 18:22:29,556 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-03 18:22:29,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-03 18:22:29,556 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-03 18:22:29,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-03 18:22:29,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-03 18:22:29,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-03 18:22:29,557 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-03-03 18:22:29,557 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-03-03 18:22:29,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-03 18:22:29,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-03 18:22:29,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-03 18:22:29,559 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-03 18:22:29,705 INFO L234 CfgBuilder]: Building ICFG [2022-03-03 18:22:29,706 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-03 18:22:30,057 INFO L275 CfgBuilder]: Performing block encoding [2022-03-03 18:22:30,065 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-03 18:22:30,065 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-03 18:22:30,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.03 06:22:30 BoogieIcfgContainer [2022-03-03 18:22:30,067 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-03 18:22:30,069 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-03 18:22:30,069 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-03 18:22:30,075 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-03 18:22:30,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 06:22:28" (1/3) ... [2022-03-03 18:22:30,076 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e8fe3d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 06:22:30, skipping insertion in model container [2022-03-03 18:22:30,076 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:22:29" (2/3) ... [2022-03-03 18:22:30,076 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e8fe3d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 06:22:30, skipping insertion in model container [2022-03-03 18:22:30,076 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.03 06:22:30" (3/3) ... [2022-03-03 18:22:30,077 INFO L111 eAbstractionObserver]: Analyzing ICFG 09-regions_05-ptra_rc.i [2022-03-03 18:22:30,081 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-03 18:22:30,081 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-03 18:22:30,082 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 22 error locations. [2022-03-03 18:22:30,082 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-03 18:22:30,131 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,131 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,131 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,131 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~ip~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~ip~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~ip~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~ip~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,141 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,141 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,141 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,141 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,141 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,141 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,144 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,144 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,144 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,145 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,146 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,146 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,152 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,154 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,154 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,154 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,154 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,154 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,154 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,155 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,155 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,155 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,155 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,155 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,155 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,157 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,157 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,157 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,157 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,157 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,157 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,157 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,158 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,158 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,158 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,158 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,158 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,158 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,158 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,158 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,158 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,159 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,159 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,159 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,159 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,159 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,159 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,159 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,159 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,159 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,160 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,160 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,160 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,160 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,160 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,160 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,160 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,160 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,161 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,161 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,161 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,161 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,161 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,161 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,161 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,162 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,162 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,162 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,162 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,162 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,162 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,162 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,162 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,163 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,163 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,169 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,169 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,169 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,170 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,170 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,170 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,170 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,170 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,170 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,170 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,170 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,171 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,171 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,171 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,171 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,171 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,171 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,171 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,171 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,172 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,172 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,172 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,172 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,172 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,172 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,172 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,173 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,173 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,173 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,173 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,174 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,174 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,174 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,174 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,174 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,181 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,181 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,181 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,184 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,184 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,184 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,185 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,186 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,186 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,186 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,186 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,186 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,186 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,186 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,186 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,187 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,187 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,187 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,187 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,187 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,187 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,187 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,187 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,187 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,187 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,188 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,188 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,188 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,188 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,188 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,188 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,188 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,188 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,189 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,189 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,189 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,189 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,189 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,189 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,189 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,190 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,190 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,191 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,191 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,197 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,197 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,197 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,197 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,197 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,197 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,197 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,198 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,198 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,198 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,198 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,198 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,198 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~ip~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,199 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,199 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,199 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,199 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,199 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,199 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,199 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,199 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,200 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,200 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,200 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,200 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,200 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,200 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,200 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~ip~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,200 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:30,202 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-03-03 18:22:30,241 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-03 18:22:30,247 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-03 18:22:30,247 INFO L340 AbstractCegarLoop]: Starting to check reachability of 30 error locations. [2022-03-03 18:22:30,261 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 254 places, 250 transitions, 505 flow [2022-03-03 18:22:30,378 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 2585 states, 2542 states have (on average 1.9350904799370574) internal successors, (4919), 2584 states have internal predecessors, (4919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:30,384 INFO L276 IsEmpty]: Start isEmpty. Operand has 2585 states, 2542 states have (on average 1.9350904799370574) internal successors, (4919), 2584 states have internal predecessors, (4919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:30,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-03-03 18:22:30,390 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:30,390 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:30,391 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:22:30,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:30,396 INFO L85 PathProgramCache]: Analyzing trace with hash 610496887, now seen corresponding path program 1 times [2022-03-03 18:22:30,402 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:30,402 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36558731] [2022-03-03 18:22:30,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:30,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:30,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:30,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:30,735 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:30,735 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36558731] [2022-03-03 18:22:30,735 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [36558731] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:30,736 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:30,736 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:22:30,737 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372464648] [2022-03-03 18:22:30,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:30,741 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:22:30,741 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:30,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:22:30,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:22:30,770 INFO L87 Difference]: Start difference. First operand has 2585 states, 2542 states have (on average 1.9350904799370574) internal successors, (4919), 2584 states have internal predecessors, (4919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 5 states have (on average 9.4) internal successors, (47), 6 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:30,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:30,944 INFO L93 Difference]: Finished difference Result 2582 states and 4916 transitions. [2022-03-03 18:22:30,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:22:30,949 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.4) internal successors, (47), 6 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 47 [2022-03-03 18:22:30,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:30,979 INFO L225 Difference]: With dead ends: 2582 [2022-03-03 18:22:30,979 INFO L226 Difference]: Without dead ends: 2582 [2022-03-03 18:22:30,981 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 [2022-03-03 18:22:30,986 INFO L933 BasicCegarLoop]: 233 mSDtfsCounter, 9 mSDsluCounter, 147 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 379 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:30,987 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 379 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-03 18:22:31,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2582 states. [2022-03-03 18:22:31,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2582 to 2582. [2022-03-03 18:22:31,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2582 states, 2542 states have (on average 1.9339103068450039) internal successors, (4916), 2581 states have internal predecessors, (4916), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:31,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2582 states to 2582 states and 4916 transitions. [2022-03-03 18:22:31,110 INFO L78 Accepts]: Start accepts. Automaton has 2582 states and 4916 transitions. Word has length 47 [2022-03-03 18:22:31,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:31,111 INFO L470 AbstractCegarLoop]: Abstraction has 2582 states and 4916 transitions. [2022-03-03 18:22:31,111 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.4) internal successors, (47), 6 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:31,111 INFO L276 IsEmpty]: Start isEmpty. Operand 2582 states and 4916 transitions. [2022-03-03 18:22:31,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-03-03 18:22:31,112 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:31,112 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:31,112 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-03 18:22:31,112 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:22:31,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:31,113 INFO L85 PathProgramCache]: Analyzing trace with hash -2061078139, now seen corresponding path program 1 times [2022-03-03 18:22:31,113 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:31,114 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189195188] [2022-03-03 18:22:31,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:31,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:31,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:31,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:31,272 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:31,272 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189195188] [2022-03-03 18:22:31,272 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1189195188] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:31,272 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:31,272 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:22:31,273 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986655766] [2022-03-03 18:22:31,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:31,275 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:22:31,275 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:31,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:22:31,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:22:31,280 INFO L87 Difference]: Start difference. First operand 2582 states and 4916 transitions. Second operand has 6 states, 5 states have (on average 11.0) internal successors, (55), 6 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:31,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:31,516 INFO L93 Difference]: Finished difference Result 2579 states and 4913 transitions. [2022-03-03 18:22:31,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:22:31,517 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.0) internal successors, (55), 6 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2022-03-03 18:22:31,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:31,527 INFO L225 Difference]: With dead ends: 2579 [2022-03-03 18:22:31,528 INFO L226 Difference]: Without dead ends: 2579 [2022-03-03 18:22:31,528 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 [2022-03-03 18:22:31,529 INFO L933 BasicCegarLoop]: 230 mSDtfsCounter, 6 mSDsluCounter, 441 mSDsCounter, 0 mSdLazyCounter, 271 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 668 SdHoareTripleChecker+Invalid, 286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 271 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:31,530 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 668 Invalid, 286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 271 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-03 18:22:31,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2579 states. [2022-03-03 18:22:31,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2579 to 2579. [2022-03-03 18:22:31,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2579 states, 2542 states have (on average 1.9327301337529503) internal successors, (4913), 2578 states have internal predecessors, (4913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:31,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2579 states to 2579 states and 4913 transitions. [2022-03-03 18:22:31,591 INFO L78 Accepts]: Start accepts. Automaton has 2579 states and 4913 transitions. Word has length 55 [2022-03-03 18:22:31,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:31,592 INFO L470 AbstractCegarLoop]: Abstraction has 2579 states and 4913 transitions. [2022-03-03 18:22:31,592 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.0) internal successors, (55), 6 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:31,592 INFO L276 IsEmpty]: Start isEmpty. Operand 2579 states and 4913 transitions. [2022-03-03 18:22:31,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-03-03 18:22:31,597 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:31,597 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:31,597 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-03 18:22:31,598 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:22:31,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:31,599 INFO L85 PathProgramCache]: Analyzing trace with hash -467481932, now seen corresponding path program 1 times [2022-03-03 18:22:31,599 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:31,599 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093354352] [2022-03-03 18:22:31,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:31,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:31,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:31,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:31,721 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:31,722 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093354352] [2022-03-03 18:22:31,722 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093354352] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:31,722 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:31,722 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-03 18:22:31,723 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169966617] [2022-03-03 18:22:31,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:31,723 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-03 18:22:31,723 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:31,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-03 18:22:31,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-03 18:22:31,724 INFO L87 Difference]: Start difference. First operand 2579 states and 4913 transitions. Second operand has 3 states, 2 states have (on average 31.0) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:31,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:31,753 INFO L93 Difference]: Finished difference Result 2578 states and 4912 transitions. [2022-03-03 18:22:31,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-03 18:22:31,757 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 31.0) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2022-03-03 18:22:31,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:31,767 INFO L225 Difference]: With dead ends: 2578 [2022-03-03 18:22:31,768 INFO L226 Difference]: Without dead ends: 2578 [2022-03-03 18:22:31,770 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 [2022-03-03 18:22:31,774 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 2 mSDsluCounter, 221 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 460 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:31,776 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 460 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-03 18:22:31,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2578 states. [2022-03-03 18:22:31,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2578 to 2578. [2022-03-03 18:22:31,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2578 states, 2542 states have (on average 1.932336742722266) internal successors, (4912), 2577 states have internal predecessors, (4912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:31,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 2578 states and 4912 transitions. [2022-03-03 18:22:31,830 INFO L78 Accepts]: Start accepts. Automaton has 2578 states and 4912 transitions. Word has length 62 [2022-03-03 18:22:31,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:31,831 INFO L470 AbstractCegarLoop]: Abstraction has 2578 states and 4912 transitions. [2022-03-03 18:22:31,832 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 31.0) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:31,832 INFO L276 IsEmpty]: Start isEmpty. Operand 2578 states and 4912 transitions. [2022-03-03 18:22:31,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-03-03 18:22:31,832 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:31,833 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:31,833 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-03 18:22:31,833 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:22:31,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:31,834 INFO L85 PathProgramCache]: Analyzing trace with hash 741524576, now seen corresponding path program 1 times [2022-03-03 18:22:31,834 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:31,834 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025738954] [2022-03-03 18:22:31,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:31,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:31,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:31,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:31,918 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:31,918 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025738954] [2022-03-03 18:22:31,918 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025738954] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:31,918 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:31,918 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-03 18:22:31,919 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107556588] [2022-03-03 18:22:31,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:31,919 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-03 18:22:31,919 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:31,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-03 18:22:31,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-03 18:22:31,920 INFO L87 Difference]: Start difference. First operand 2578 states and 4912 transitions. Second operand has 3 states, 2 states have (on average 33.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:31,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:31,945 INFO L93 Difference]: Finished difference Result 2437 states and 4635 transitions. [2022-03-03 18:22:31,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-03 18:22:31,945 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 33.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2022-03-03 18:22:31,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:31,955 INFO L225 Difference]: With dead ends: 2437 [2022-03-03 18:22:31,955 INFO L226 Difference]: Without dead ends: 2437 [2022-03-03 18:22:31,956 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 [2022-03-03 18:22:31,961 INFO L933 BasicCegarLoop]: 231 mSDtfsCounter, 168 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 168 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:31,962 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [168 Valid, 293 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-03 18:22:31,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2437 states. [2022-03-03 18:22:32,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2437 to 2437. [2022-03-03 18:22:32,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2437 states, 2417 states have (on average 1.9176665287546546) internal successors, (4635), 2436 states have internal predecessors, (4635), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:32,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2437 states to 2437 states and 4635 transitions. [2022-03-03 18:22:32,017 INFO L78 Accepts]: Start accepts. Automaton has 2437 states and 4635 transitions. Word has length 66 [2022-03-03 18:22:32,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:32,017 INFO L470 AbstractCegarLoop]: Abstraction has 2437 states and 4635 transitions. [2022-03-03 18:22:32,018 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 33.0) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:32,018 INFO L276 IsEmpty]: Start isEmpty. Operand 2437 states and 4635 transitions. [2022-03-03 18:22:32,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-03-03 18:22:32,023 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:32,023 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:32,024 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-03 18:22:32,024 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:22:32,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:32,025 INFO L85 PathProgramCache]: Analyzing trace with hash 518088406, now seen corresponding path program 1 times [2022-03-03 18:22:32,025 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:32,025 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919040963] [2022-03-03 18:22:32,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:32,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:32,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:32,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:32,184 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:32,185 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1919040963] [2022-03-03 18:22:32,185 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1919040963] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:32,185 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:32,185 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:22:32,185 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843046197] [2022-03-03 18:22:32,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:32,186 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:22:32,186 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:32,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:22:32,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:22:32,187 INFO L87 Difference]: Start difference. First operand 2437 states and 4635 transitions. Second operand has 6 states, 5 states have (on average 19.4) internal successors, (97), 6 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:32,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:32,373 INFO L93 Difference]: Finished difference Result 2436 states and 4634 transitions. [2022-03-03 18:22:32,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:22:32,374 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 19.4) internal successors, (97), 6 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 97 [2022-03-03 18:22:32,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:32,383 INFO L225 Difference]: With dead ends: 2436 [2022-03-03 18:22:32,383 INFO L226 Difference]: Without dead ends: 2436 [2022-03-03 18:22:32,384 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 [2022-03-03 18:22:32,384 INFO L933 BasicCegarLoop]: 231 mSDtfsCounter, 2 mSDsluCounter, 447 mSDsCounter, 0 mSdLazyCounter, 258 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 675 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:32,385 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 675 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 258 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-03 18:22:32,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2436 states. [2022-03-03 18:22:32,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2436 to 2436. [2022-03-03 18:22:32,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2436 states, 2417 states have (on average 1.9172527927182457) internal successors, (4634), 2435 states have internal predecessors, (4634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:32,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2436 states to 2436 states and 4634 transitions. [2022-03-03 18:22:32,447 INFO L78 Accepts]: Start accepts. Automaton has 2436 states and 4634 transitions. Word has length 97 [2022-03-03 18:22:32,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:32,448 INFO L470 AbstractCegarLoop]: Abstraction has 2436 states and 4634 transitions. [2022-03-03 18:22:32,449 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.4) internal successors, (97), 6 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:32,449 INFO L276 IsEmpty]: Start isEmpty. Operand 2436 states and 4634 transitions. [2022-03-03 18:22:32,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-03-03 18:22:32,453 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:32,453 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:32,453 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-03 18:22:32,454 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:22:32,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:32,454 INFO L85 PathProgramCache]: Analyzing trace with hash 563099613, now seen corresponding path program 1 times [2022-03-03 18:22:32,454 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:32,455 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717770938] [2022-03-03 18:22:32,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:32,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:32,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:32,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:32,522 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:32,522 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717770938] [2022-03-03 18:22:32,522 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1717770938] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:32,522 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:32,522 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-03 18:22:32,522 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067728282] [2022-03-03 18:22:32,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:32,523 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-03 18:22:32,523 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:32,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-03 18:22:32,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-03 18:22:32,524 INFO L87 Difference]: Start difference. First operand 2436 states and 4634 transitions. Second operand has 3 states, 2 states have (on average 51.5) internal successors, (103), 3 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:32,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:32,542 INFO L93 Difference]: Finished difference Result 2435 states and 4633 transitions. [2022-03-03 18:22:32,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-03 18:22:32,543 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 51.5) internal successors, (103), 3 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2022-03-03 18:22:32,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:32,552 INFO L225 Difference]: With dead ends: 2435 [2022-03-03 18:22:32,553 INFO L226 Difference]: Without dead ends: 2435 [2022-03-03 18:22:32,553 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 [2022-03-03 18:22:32,554 INFO L933 BasicCegarLoop]: 233 mSDtfsCounter, 2 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 458 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:32,554 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 458 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-03 18:22:32,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2435 states. [2022-03-03 18:22:32,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2435 to 2435. [2022-03-03 18:22:32,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2435 states, 2417 states have (on average 1.916839056681837) internal successors, (4633), 2434 states have internal predecessors, (4633), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:32,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2435 states to 2435 states and 4633 transitions. [2022-03-03 18:22:32,614 INFO L78 Accepts]: Start accepts. Automaton has 2435 states and 4633 transitions. Word has length 103 [2022-03-03 18:22:32,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:32,614 INFO L470 AbstractCegarLoop]: Abstraction has 2435 states and 4633 transitions. [2022-03-03 18:22:32,615 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 51.5) internal successors, (103), 3 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:32,615 INFO L276 IsEmpty]: Start isEmpty. Operand 2435 states and 4633 transitions. [2022-03-03 18:22:32,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-03-03 18:22:32,617 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:32,618 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:32,618 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-03 18:22:32,618 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:22:32,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:32,619 INFO L85 PathProgramCache]: Analyzing trace with hash -313359700, now seen corresponding path program 1 times [2022-03-03 18:22:32,619 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:32,619 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202798996] [2022-03-03 18:22:32,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:32,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:32,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:32,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:32,680 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:32,680 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202798996] [2022-03-03 18:22:32,680 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [202798996] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:32,680 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:32,680 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-03 18:22:32,680 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032369755] [2022-03-03 18:22:32,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:32,681 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-03 18:22:32,681 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:32,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-03 18:22:32,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-03 18:22:32,682 INFO L87 Difference]: Start difference. First operand 2435 states and 4633 transitions. Second operand has 3 states, 2 states have (on average 53.5) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:32,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:32,697 INFO L93 Difference]: Finished difference Result 2434 states and 4632 transitions. [2022-03-03 18:22:32,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-03 18:22:32,698 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 53.5) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 107 [2022-03-03 18:22:32,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:32,706 INFO L225 Difference]: With dead ends: 2434 [2022-03-03 18:22:32,706 INFO L226 Difference]: Without dead ends: 2434 [2022-03-03 18:22:32,707 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 [2022-03-03 18:22:32,708 INFO L933 BasicCegarLoop]: 232 mSDtfsCounter, 128 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 335 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:32,708 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [128 Valid, 335 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-03 18:22:32,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2434 states. [2022-03-03 18:22:32,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2434 to 2434. [2022-03-03 18:22:32,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2434 states, 2417 states have (on average 1.9164253206454283) internal successors, (4632), 2433 states have internal predecessors, (4632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:32,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2434 states to 2434 states and 4632 transitions. [2022-03-03 18:22:32,758 INFO L78 Accepts]: Start accepts. Automaton has 2434 states and 4632 transitions. Word has length 107 [2022-03-03 18:22:32,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:32,759 INFO L470 AbstractCegarLoop]: Abstraction has 2434 states and 4632 transitions. [2022-03-03 18:22:32,759 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 53.5) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:32,759 INFO L276 IsEmpty]: Start isEmpty. Operand 2434 states and 4632 transitions. [2022-03-03 18:22:32,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-03-03 18:22:32,760 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:32,760 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:32,761 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-03 18:22:32,761 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:22:32,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:32,762 INFO L85 PathProgramCache]: Analyzing trace with hash 147558708, now seen corresponding path program 1 times [2022-03-03 18:22:32,762 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:32,762 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702771258] [2022-03-03 18:22:32,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:32,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:32,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:32,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:32,916 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:32,916 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702771258] [2022-03-03 18:22:32,916 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702771258] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:32,916 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:32,917 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:22:32,917 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148551839] [2022-03-03 18:22:32,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:32,917 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:22:32,917 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:32,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:22:32,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:22:32,919 INFO L87 Difference]: Start difference. First operand 2434 states and 4632 transitions. Second operand has 6 states, 5 states have (on average 29.4) internal successors, (147), 6 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:33,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:33,265 INFO L93 Difference]: Finished difference Result 3561 states and 6799 transitions. [2022-03-03 18:22:33,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:22:33,266 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 29.4) internal successors, (147), 6 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 147 [2022-03-03 18:22:33,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:33,297 INFO L225 Difference]: With dead ends: 3561 [2022-03-03 18:22:33,297 INFO L226 Difference]: Without dead ends: 3561 [2022-03-03 18:22:33,297 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 [2022-03-03 18:22:33,298 INFO L933 BasicCegarLoop]: 363 mSDtfsCounter, 285 mSDsluCounter, 400 mSDsCounter, 0 mSdLazyCounter, 393 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 285 SdHoareTripleChecker+Valid, 762 SdHoareTripleChecker+Invalid, 452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 393 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:33,298 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [285 Valid, 762 Invalid, 452 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 393 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-03 18:22:33,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3561 states. [2022-03-03 18:22:33,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3561 to 2563. [2022-03-03 18:22:33,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2563 states, 2549 states have (on average 1.916437818752452) internal successors, (4885), 2562 states have internal predecessors, (4885), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:33,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 2563 states and 4885 transitions. [2022-03-03 18:22:33,359 INFO L78 Accepts]: Start accepts. Automaton has 2563 states and 4885 transitions. Word has length 147 [2022-03-03 18:22:33,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:33,359 INFO L470 AbstractCegarLoop]: Abstraction has 2563 states and 4885 transitions. [2022-03-03 18:22:33,359 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 29.4) internal successors, (147), 6 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:33,360 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 4885 transitions. [2022-03-03 18:22:33,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-03-03 18:22:33,362 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:33,362 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:33,362 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-03 18:22:33,362 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:22:33,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:33,363 INFO L85 PathProgramCache]: Analyzing trace with hash 753120510, now seen corresponding path program 1 times [2022-03-03 18:22:33,363 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:33,363 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757039337] [2022-03-03 18:22:33,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:33,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:33,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:33,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:33,500 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:33,500 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757039337] [2022-03-03 18:22:33,500 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757039337] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:33,500 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:33,500 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:22:33,500 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139843648] [2022-03-03 18:22:33,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:33,501 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:22:33,501 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:33,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:22:33,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:22:33,502 INFO L87 Difference]: Start difference. First operand 2563 states and 4885 transitions. Second operand has 6 states, 5 states have (on average 30.6) internal successors, (153), 6 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:33,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:33,735 INFO L93 Difference]: Finished difference Result 2675 states and 5104 transitions. [2022-03-03 18:22:33,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:22:33,735 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 30.6) internal successors, (153), 6 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 153 [2022-03-03 18:22:33,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:33,741 INFO L225 Difference]: With dead ends: 2675 [2022-03-03 18:22:33,742 INFO L226 Difference]: Without dead ends: 2675 [2022-03-03 18:22:33,742 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 [2022-03-03 18:22:33,742 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 103 mSDsluCounter, 363 mSDsCounter, 0 mSdLazyCounter, 294 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 675 SdHoareTripleChecker+Invalid, 301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:33,743 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [103 Valid, 675 Invalid, 301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 294 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-03 18:22:33,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2675 states. [2022-03-03 18:22:33,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2675 to 2648. [2022-03-03 18:22:33,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2648 states, 2634 states have (on average 1.9176157934700075) internal successors, (5051), 2647 states have internal predecessors, (5051), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:33,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2648 states to 2648 states and 5051 transitions. [2022-03-03 18:22:33,812 INFO L78 Accepts]: Start accepts. Automaton has 2648 states and 5051 transitions. Word has length 153 [2022-03-03 18:22:33,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:33,813 INFO L470 AbstractCegarLoop]: Abstraction has 2648 states and 5051 transitions. [2022-03-03 18:22:33,813 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 30.6) internal successors, (153), 6 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:33,813 INFO L276 IsEmpty]: Start isEmpty. Operand 2648 states and 5051 transitions. [2022-03-03 18:22:33,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-03-03 18:22:33,815 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:33,815 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:33,815 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-03 18:22:33,815 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:22:33,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:33,816 INFO L85 PathProgramCache]: Analyzing trace with hash 2099992973, now seen corresponding path program 1 times [2022-03-03 18:22:33,816 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:33,816 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13466116] [2022-03-03 18:22:33,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:33,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:33,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:33,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:33,966 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:33,966 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13466116] [2022-03-03 18:22:33,966 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13466116] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:33,967 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:33,967 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:22:33,967 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546451972] [2022-03-03 18:22:33,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:33,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:22:33,968 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:33,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:22:33,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:22:33,968 INFO L87 Difference]: Start difference. First operand 2648 states and 5051 transitions. Second operand has 6 states, 5 states have (on average 31.2) internal successors, (156), 6 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:34,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:34,366 INFO L93 Difference]: Finished difference Result 3289 states and 6265 transitions. [2022-03-03 18:22:34,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:22:34,368 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 31.2) internal successors, (156), 6 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 156 [2022-03-03 18:22:34,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:34,377 INFO L225 Difference]: With dead ends: 3289 [2022-03-03 18:22:34,377 INFO L226 Difference]: Without dead ends: 3174 [2022-03-03 18:22:34,377 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 [2022-03-03 18:22:34,378 INFO L933 BasicCegarLoop]: 380 mSDtfsCounter, 206 mSDsluCounter, 452 mSDsCounter, 0 mSdLazyCounter, 468 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 206 SdHoareTripleChecker+Valid, 830 SdHoareTripleChecker+Invalid, 490 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 468 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:34,378 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [206 Valid, 830 Invalid, 490 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 468 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-03 18:22:34,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3174 states. [2022-03-03 18:22:34,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3174 to 2724. [2022-03-03 18:22:34,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2724 states, 2710 states have (on average 1.9166051660516605) internal successors, (5194), 2723 states have internal predecessors, (5194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:34,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2724 states to 2724 states and 5194 transitions. [2022-03-03 18:22:34,427 INFO L78 Accepts]: Start accepts. Automaton has 2724 states and 5194 transitions. Word has length 156 [2022-03-03 18:22:34,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:34,427 INFO L470 AbstractCegarLoop]: Abstraction has 2724 states and 5194 transitions. [2022-03-03 18:22:34,427 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 31.2) internal successors, (156), 6 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:34,427 INFO L276 IsEmpty]: Start isEmpty. Operand 2724 states and 5194 transitions. [2022-03-03 18:22:34,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-03-03 18:22:34,429 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:34,429 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:34,430 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-03 18:22:34,430 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:22:34,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:34,431 INFO L85 PathProgramCache]: Analyzing trace with hash -1018956669, now seen corresponding path program 1 times [2022-03-03 18:22:34,431 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:34,431 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796352102] [2022-03-03 18:22:34,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:34,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:34,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:34,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:34,581 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:34,581 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796352102] [2022-03-03 18:22:34,581 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1796352102] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:34,581 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:34,581 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:22:34,581 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612645360] [2022-03-03 18:22:34,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:34,582 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:22:34,582 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:34,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:22:34,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:22:34,583 INFO L87 Difference]: Start difference. First operand 2724 states and 5194 transitions. Second operand has 6 states, 5 states have (on average 32.2) internal successors, (161), 6 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:34,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:34,804 INFO L93 Difference]: Finished difference Result 2838 states and 5417 transitions. [2022-03-03 18:22:34,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:22:34,804 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 32.2) internal successors, (161), 6 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 161 [2022-03-03 18:22:34,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:34,810 INFO L225 Difference]: With dead ends: 2838 [2022-03-03 18:22:34,810 INFO L226 Difference]: Without dead ends: 2838 [2022-03-03 18:22:34,811 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 [2022-03-03 18:22:34,811 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 102 mSDsluCounter, 384 mSDsCounter, 0 mSdLazyCounter, 299 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 696 SdHoareTripleChecker+Invalid, 305 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 299 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:34,811 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [102 Valid, 696 Invalid, 305 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 299 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-03 18:22:34,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2838 states. [2022-03-03 18:22:34,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2838 to 2808. [2022-03-03 18:22:34,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2808 states, 2794 states have (on average 1.917680744452398) internal successors, (5358), 2807 states have internal predecessors, (5358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:34,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2808 states to 2808 states and 5358 transitions. [2022-03-03 18:22:34,872 INFO L78 Accepts]: Start accepts. Automaton has 2808 states and 5358 transitions. Word has length 161 [2022-03-03 18:22:34,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:34,872 INFO L470 AbstractCegarLoop]: Abstraction has 2808 states and 5358 transitions. [2022-03-03 18:22:34,872 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 32.2) internal successors, (161), 6 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:34,872 INFO L276 IsEmpty]: Start isEmpty. Operand 2808 states and 5358 transitions. [2022-03-03 18:22:34,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:22:34,874 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:34,874 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:34,874 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-03 18:22:34,875 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:22:34,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:34,875 INFO L85 PathProgramCache]: Analyzing trace with hash -1501485524, now seen corresponding path program 1 times [2022-03-03 18:22:34,875 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:34,875 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958662907] [2022-03-03 18:22:34,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:34,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:34,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:35,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:35,227 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:35,227 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958662907] [2022-03-03 18:22:35,227 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958662907] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:35,227 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:35,227 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-03-03 18:22:35,227 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511414841] [2022-03-03 18:22:35,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:35,228 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-03-03 18:22:35,228 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:35,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-03-03 18:22:35,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2022-03-03 18:22:35,228 INFO L87 Difference]: Start difference. First operand 2808 states and 5358 transitions. Second operand has 12 states, 11 states have (on average 14.818181818181818) internal successors, (163), 12 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:36,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:36,465 INFO L93 Difference]: Finished difference Result 4093 states and 7839 transitions. [2022-03-03 18:22:36,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-03 18:22:36,466 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 14.818181818181818) internal successors, (163), 12 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:22:36,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:36,473 INFO L225 Difference]: With dead ends: 4093 [2022-03-03 18:22:36,474 INFO L226 Difference]: Without dead ends: 4093 [2022-03-03 18:22:36,474 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=237, Invalid=693, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:22:36,475 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 569 mSDsluCounter, 1355 mSDsCounter, 0 mSdLazyCounter, 1215 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 569 SdHoareTripleChecker+Valid, 1712 SdHoareTripleChecker+Invalid, 1339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:36,475 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [569 Valid, 1712 Invalid, 1339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1215 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:22:36,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4093 states. [2022-03-03 18:22:36,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4093 to 2819. [2022-03-03 18:22:36,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2819 states, 2805 states have (on average 1.9180035650623886) internal successors, (5380), 2818 states have internal predecessors, (5380), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:36,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2819 states to 2819 states and 5380 transitions. [2022-03-03 18:22:36,526 INFO L78 Accepts]: Start accepts. Automaton has 2819 states and 5380 transitions. Word has length 163 [2022-03-03 18:22:36,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:36,527 INFO L470 AbstractCegarLoop]: Abstraction has 2819 states and 5380 transitions. [2022-03-03 18:22:36,527 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 14.818181818181818) internal successors, (163), 12 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:36,527 INFO L276 IsEmpty]: Start isEmpty. Operand 2819 states and 5380 transitions. [2022-03-03 18:22:36,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:22:36,529 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:36,529 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:36,529 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-03 18:22:36,529 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:22:36,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:36,530 INFO L85 PathProgramCache]: Analyzing trace with hash -1601525624, now seen corresponding path program 2 times [2022-03-03 18:22:36,530 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:36,530 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833891716] [2022-03-03 18:22:36,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:36,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:36,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:36,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:36,754 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:36,754 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833891716] [2022-03-03 18:22:36,754 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833891716] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:36,754 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:36,754 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:36,754 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310644308] [2022-03-03 18:22:36,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:36,754 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:36,755 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:36,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:36,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:36,755 INFO L87 Difference]: Start difference. First operand 2819 states and 5380 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:38,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:38,163 INFO L93 Difference]: Finished difference Result 5153 states and 9919 transitions. [2022-03-03 18:22:38,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-03 18:22:38,164 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:22:38,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:38,174 INFO L225 Difference]: With dead ends: 5153 [2022-03-03 18:22:38,174 INFO L226 Difference]: Without dead ends: 5153 [2022-03-03 18:22:38,175 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 220 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=219, Invalid=837, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:22:38,176 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 729 mSDsluCounter, 1824 mSDsCounter, 0 mSdLazyCounter, 1691 mSolverCounterSat, 293 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 729 SdHoareTripleChecker+Valid, 2137 SdHoareTripleChecker+Invalid, 1984 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 293 IncrementalHoareTripleChecker+Valid, 1691 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:38,176 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [729 Valid, 2137 Invalid, 1984 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [293 Valid, 1691 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:22:38,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5153 states. [2022-03-03 18:22:38,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5153 to 2899. [2022-03-03 18:22:38,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2899 states, 2885 states have (on average 1.921317157712305) internal successors, (5543), 2898 states have internal predecessors, (5543), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:38,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2899 states to 2899 states and 5543 transitions. [2022-03-03 18:22:38,229 INFO L78 Accepts]: Start accepts. Automaton has 2899 states and 5543 transitions. Word has length 163 [2022-03-03 18:22:38,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:38,229 INFO L470 AbstractCegarLoop]: Abstraction has 2899 states and 5543 transitions. [2022-03-03 18:22:38,229 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:38,229 INFO L276 IsEmpty]: Start isEmpty. Operand 2899 states and 5543 transitions. [2022-03-03 18:22:38,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:22:38,231 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:38,231 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:38,232 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-03 18:22:38,232 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:22:38,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:38,232 INFO L85 PathProgramCache]: Analyzing trace with hash -1276622584, now seen corresponding path program 3 times [2022-03-03 18:22:38,232 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:38,232 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225352939] [2022-03-03 18:22:38,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:38,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:38,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:38,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:38,481 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:38,481 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225352939] [2022-03-03 18:22:38,481 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225352939] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:38,481 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:38,481 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:38,482 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7470949] [2022-03-03 18:22:38,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:38,482 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:38,482 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:38,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:38,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:38,483 INFO L87 Difference]: Start difference. First operand 2899 states and 5543 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:39,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:39,800 INFO L93 Difference]: Finished difference Result 5145 states and 9907 transitions. [2022-03-03 18:22:39,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-03 18:22:39,801 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:22:39,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:39,816 INFO L225 Difference]: With dead ends: 5145 [2022-03-03 18:22:39,817 INFO L226 Difference]: Without dead ends: 5145 [2022-03-03 18:22:39,817 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 214 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=228, Invalid=828, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:22:39,818 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 641 mSDsluCounter, 1990 mSDsCounter, 0 mSdLazyCounter, 1692 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 641 SdHoareTripleChecker+Valid, 2308 SdHoareTripleChecker+Invalid, 1912 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 1692 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:39,819 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [641 Valid, 2308 Invalid, 1912 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 1692 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:22:39,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5145 states. [2022-03-03 18:22:39,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5145 to 2905. [2022-03-03 18:22:39,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2905 states, 2891 states have (on average 1.9214804565894155) internal successors, (5555), 2904 states have internal predecessors, (5555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:39,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2905 states to 2905 states and 5555 transitions. [2022-03-03 18:22:39,872 INFO L78 Accepts]: Start accepts. Automaton has 2905 states and 5555 transitions. Word has length 163 [2022-03-03 18:22:39,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:39,872 INFO L470 AbstractCegarLoop]: Abstraction has 2905 states and 5555 transitions. [2022-03-03 18:22:39,873 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:39,873 INFO L276 IsEmpty]: Start isEmpty. Operand 2905 states and 5555 transitions. [2022-03-03 18:22:39,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:22:39,875 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:39,875 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:39,875 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-03 18:22:39,875 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:22:39,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:39,875 INFO L85 PathProgramCache]: Analyzing trace with hash -450842524, now seen corresponding path program 4 times [2022-03-03 18:22:39,876 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:39,876 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219447306] [2022-03-03 18:22:39,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:39,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:39,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:40,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:40,130 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:40,130 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219447306] [2022-03-03 18:22:40,130 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1219447306] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:40,130 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:40,130 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:40,131 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331819852] [2022-03-03 18:22:40,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:40,131 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:40,131 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:40,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:40,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:40,132 INFO L87 Difference]: Start difference. First operand 2905 states and 5555 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:41,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:41,492 INFO L93 Difference]: Finished difference Result 5240 states and 10097 transitions. [2022-03-03 18:22:41,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-03 18:22:41,493 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:22:41,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:41,504 INFO L225 Difference]: With dead ends: 5240 [2022-03-03 18:22:41,504 INFO L226 Difference]: Without dead ends: 5240 [2022-03-03 18:22:41,505 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=236, Invalid=886, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:22:41,505 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 592 mSDsluCounter, 2216 mSDsCounter, 0 mSdLazyCounter, 1940 mSolverCounterSat, 232 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 592 SdHoareTripleChecker+Valid, 2543 SdHoareTripleChecker+Invalid, 2172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 232 IncrementalHoareTripleChecker+Valid, 1940 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:41,505 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [592 Valid, 2543 Invalid, 2172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [232 Valid, 1940 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:22:41,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5240 states. [2022-03-03 18:22:41,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5240 to 2905. [2022-03-03 18:22:41,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2905 states, 2891 states have (on average 1.9214804565894155) internal successors, (5555), 2904 states have internal predecessors, (5555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:41,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2905 states to 2905 states and 5555 transitions. [2022-03-03 18:22:41,556 INFO L78 Accepts]: Start accepts. Automaton has 2905 states and 5555 transitions. Word has length 163 [2022-03-03 18:22:41,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:41,557 INFO L470 AbstractCegarLoop]: Abstraction has 2905 states and 5555 transitions. [2022-03-03 18:22:41,557 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:41,557 INFO L276 IsEmpty]: Start isEmpty. Operand 2905 states and 5555 transitions. [2022-03-03 18:22:41,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:22:41,559 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:41,559 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:41,559 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-03 18:22:41,559 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:22:41,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:41,560 INFO L85 PathProgramCache]: Analyzing trace with hash 1293423976, now seen corresponding path program 5 times [2022-03-03 18:22:41,560 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:41,560 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581609017] [2022-03-03 18:22:41,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:41,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:41,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:41,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:41,793 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:41,793 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581609017] [2022-03-03 18:22:41,795 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1581609017] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:41,795 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:41,795 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:41,795 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553272127] [2022-03-03 18:22:41,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:41,795 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:41,796 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:41,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:41,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:41,796 INFO L87 Difference]: Start difference. First operand 2905 states and 5555 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:42,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:42,978 INFO L93 Difference]: Finished difference Result 5268 states and 10147 transitions. [2022-03-03 18:22:42,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-03 18:22:42,978 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:22:42,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:42,991 INFO L225 Difference]: With dead ends: 5268 [2022-03-03 18:22:42,991 INFO L226 Difference]: Without dead ends: 5268 [2022-03-03 18:22:42,992 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 263 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=277, Invalid=983, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:22:42,992 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 762 mSDsluCounter, 1775 mSDsCounter, 0 mSdLazyCounter, 1497 mSolverCounterSat, 284 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 762 SdHoareTripleChecker+Valid, 2107 SdHoareTripleChecker+Invalid, 1781 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 284 IncrementalHoareTripleChecker+Valid, 1497 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:42,993 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [762 Valid, 2107 Invalid, 1781 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [284 Valid, 1497 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:22:43,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5268 states. [2022-03-03 18:22:43,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5268 to 2916. [2022-03-03 18:22:43,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2916 states, 2902 states have (on average 1.9217780840799448) internal successors, (5577), 2915 states have internal predecessors, (5577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:43,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2916 states to 2916 states and 5577 transitions. [2022-03-03 18:22:43,045 INFO L78 Accepts]: Start accepts. Automaton has 2916 states and 5577 transitions. Word has length 163 [2022-03-03 18:22:43,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:43,046 INFO L470 AbstractCegarLoop]: Abstraction has 2916 states and 5577 transitions. [2022-03-03 18:22:43,046 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:43,046 INFO L276 IsEmpty]: Start isEmpty. Operand 2916 states and 5577 transitions. [2022-03-03 18:22:43,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:22:43,048 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:43,048 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:43,048 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-03 18:22:43,048 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:22:43,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:43,049 INFO L85 PathProgramCache]: Analyzing trace with hash 1203879622, now seen corresponding path program 6 times [2022-03-03 18:22:43,049 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:43,049 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623642755] [2022-03-03 18:22:43,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:43,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:43,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:43,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:43,281 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:43,282 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623642755] [2022-03-03 18:22:43,282 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1623642755] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:43,282 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:43,282 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:43,282 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989128810] [2022-03-03 18:22:43,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:43,283 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:43,283 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:43,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:43,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:43,283 INFO L87 Difference]: Start difference. First operand 2916 states and 5577 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:44,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:44,598 INFO L93 Difference]: Finished difference Result 5291 states and 10197 transitions. [2022-03-03 18:22:44,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-03 18:22:44,598 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:22:44,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:44,609 INFO L225 Difference]: With dead ends: 5291 [2022-03-03 18:22:44,609 INFO L226 Difference]: Without dead ends: 5291 [2022-03-03 18:22:44,610 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 285 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=286, Invalid=1046, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:22:44,610 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 620 mSDsluCounter, 2156 mSDsCounter, 0 mSdLazyCounter, 1868 mSolverCounterSat, 246 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 620 SdHoareTripleChecker+Valid, 2494 SdHoareTripleChecker+Invalid, 2114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 246 IncrementalHoareTripleChecker+Valid, 1868 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:44,611 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [620 Valid, 2494 Invalid, 2114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [246 Valid, 1868 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:22:44,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5291 states. [2022-03-03 18:22:44,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5291 to 2914. [2022-03-03 18:22:44,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2914 states, 2900 states have (on average 1.9217241379310346) internal successors, (5573), 2913 states have internal predecessors, (5573), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:44,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2914 states to 2914 states and 5573 transitions. [2022-03-03 18:22:44,658 INFO L78 Accepts]: Start accepts. Automaton has 2914 states and 5573 transitions. Word has length 163 [2022-03-03 18:22:44,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:44,658 INFO L470 AbstractCegarLoop]: Abstraction has 2914 states and 5573 transitions. [2022-03-03 18:22:44,658 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:44,658 INFO L276 IsEmpty]: Start isEmpty. Operand 2914 states and 5573 transitions. [2022-03-03 18:22:44,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:22:44,660 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:44,660 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:44,660 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-03 18:22:44,661 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:22:44,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:44,661 INFO L85 PathProgramCache]: Analyzing trace with hash -593363518, now seen corresponding path program 7 times [2022-03-03 18:22:44,661 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:44,661 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445137410] [2022-03-03 18:22:44,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:44,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:44,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:44,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:44,935 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:44,935 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445137410] [2022-03-03 18:22:44,935 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [445137410] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:44,935 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:44,935 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:44,935 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095199111] [2022-03-03 18:22:44,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:44,936 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:44,936 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:44,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:44,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:44,937 INFO L87 Difference]: Start difference. First operand 2914 states and 5573 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:46,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:46,026 INFO L93 Difference]: Finished difference Result 4949 states and 9520 transitions. [2022-03-03 18:22:46,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:22:46,027 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:22:46,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:46,036 INFO L225 Difference]: With dead ends: 4949 [2022-03-03 18:22:46,037 INFO L226 Difference]: Without dead ends: 4949 [2022-03-03 18:22:46,037 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=144, Invalid=506, Unknown=0, NotChecked=0, Total=650 [2022-03-03 18:22:46,038 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 490 mSDsluCounter, 2201 mSDsCounter, 0 mSdLazyCounter, 1754 mSolverCounterSat, 167 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 490 SdHoareTripleChecker+Valid, 2510 SdHoareTripleChecker+Invalid, 1921 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 167 IncrementalHoareTripleChecker+Valid, 1754 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:46,038 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [490 Valid, 2510 Invalid, 1921 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [167 Valid, 1754 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:22:46,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4949 states. [2022-03-03 18:22:46,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4949 to 2917. [2022-03-03 18:22:46,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2917 states, 2903 states have (on average 1.921805029280055) internal successors, (5579), 2916 states have internal predecessors, (5579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:46,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2917 states to 2917 states and 5579 transitions. [2022-03-03 18:22:46,085 INFO L78 Accepts]: Start accepts. Automaton has 2917 states and 5579 transitions. Word has length 163 [2022-03-03 18:22:46,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:46,086 INFO L470 AbstractCegarLoop]: Abstraction has 2917 states and 5579 transitions. [2022-03-03 18:22:46,086 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:46,086 INFO L276 IsEmpty]: Start isEmpty. Operand 2917 states and 5579 transitions. [2022-03-03 18:22:46,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:22:46,088 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:46,088 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:46,088 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-03 18:22:46,088 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:22:46,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:46,089 INFO L85 PathProgramCache]: Analyzing trace with hash 240064314, now seen corresponding path program 8 times [2022-03-03 18:22:46,089 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:46,089 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202304151] [2022-03-03 18:22:46,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:46,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:46,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:46,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:46,354 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:46,354 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202304151] [2022-03-03 18:22:46,354 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [202304151] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:46,354 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:46,354 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:46,354 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470888920] [2022-03-03 18:22:46,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:46,356 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:46,356 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:46,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:46,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:46,356 INFO L87 Difference]: Start difference. First operand 2917 states and 5579 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:47,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:47,286 INFO L93 Difference]: Finished difference Result 5104 states and 9824 transitions. [2022-03-03 18:22:47,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:22:47,291 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:22:47,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:47,301 INFO L225 Difference]: With dead ends: 5104 [2022-03-03 18:22:47,302 INFO L226 Difference]: Without dead ends: 5104 [2022-03-03 18:22:47,302 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 145 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=176, Invalid=636, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:22:47,303 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 598 mSDsluCounter, 1695 mSDsCounter, 0 mSdLazyCounter, 1331 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 598 SdHoareTripleChecker+Valid, 2011 SdHoareTripleChecker+Invalid, 1554 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 1331 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:47,303 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [598 Valid, 2011 Invalid, 1554 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 1331 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:22:47,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5104 states. [2022-03-03 18:22:47,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5104 to 2920. [2022-03-03 18:22:47,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2920 states, 2906 states have (on average 1.9218857536132141) internal successors, (5585), 2919 states have internal predecessors, (5585), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:47,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2920 states to 2920 states and 5585 transitions. [2022-03-03 18:22:47,357 INFO L78 Accepts]: Start accepts. Automaton has 2920 states and 5585 transitions. Word has length 163 [2022-03-03 18:22:47,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:47,357 INFO L470 AbstractCegarLoop]: Abstraction has 2920 states and 5585 transitions. [2022-03-03 18:22:47,357 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:47,357 INFO L276 IsEmpty]: Start isEmpty. Operand 2920 states and 5585 transitions. [2022-03-03 18:22:47,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:22:47,359 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:47,359 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:47,359 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-03-03 18:22:47,360 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:22:47,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:47,360 INFO L85 PathProgramCache]: Analyzing trace with hash -1875340052, now seen corresponding path program 9 times [2022-03-03 18:22:47,360 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:47,360 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049196166] [2022-03-03 18:22:47,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:47,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:47,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:47,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:47,603 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:47,603 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049196166] [2022-03-03 18:22:47,604 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049196166] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:47,604 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:47,604 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:47,604 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712464242] [2022-03-03 18:22:47,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:47,604 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:47,604 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:47,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:47,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:47,605 INFO L87 Difference]: Start difference. First operand 2920 states and 5585 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:48,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:48,779 INFO L93 Difference]: Finished difference Result 5140 states and 9900 transitions. [2022-03-03 18:22:48,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-03 18:22:48,779 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:22:48,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:48,787 INFO L225 Difference]: With dead ends: 5140 [2022-03-03 18:22:48,787 INFO L226 Difference]: Without dead ends: 5140 [2022-03-03 18:22:48,788 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 211 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=232, Invalid=824, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:22:48,788 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 523 mSDsluCounter, 2266 mSDsCounter, 0 mSdLazyCounter, 1831 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 523 SdHoareTripleChecker+Valid, 2594 SdHoareTripleChecker+Invalid, 2029 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 1831 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:48,788 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [523 Valid, 2594 Invalid, 2029 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 1831 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:22:48,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5140 states. [2022-03-03 18:22:48,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5140 to 2917. [2022-03-03 18:22:48,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2917 states, 2903 states have (on average 1.921805029280055) internal successors, (5579), 2916 states have internal predecessors, (5579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:48,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2917 states to 2917 states and 5579 transitions. [2022-03-03 18:22:48,835 INFO L78 Accepts]: Start accepts. Automaton has 2917 states and 5579 transitions. Word has length 163 [2022-03-03 18:22:48,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:48,836 INFO L470 AbstractCegarLoop]: Abstraction has 2917 states and 5579 transitions. [2022-03-03 18:22:48,836 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:48,836 INFO L276 IsEmpty]: Start isEmpty. Operand 2917 states and 5579 transitions. [2022-03-03 18:22:48,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:22:48,838 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:48,838 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:48,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-03-03 18:22:48,838 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:22:48,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:48,839 INFO L85 PathProgramCache]: Analyzing trace with hash -1104804940, now seen corresponding path program 10 times [2022-03-03 18:22:48,839 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:48,839 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54226006] [2022-03-03 18:22:48,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:48,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:48,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:49,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:49,081 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:49,081 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54226006] [2022-03-03 18:22:49,082 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [54226006] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:49,082 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:49,082 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:49,082 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030159862] [2022-03-03 18:22:49,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:49,082 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:49,083 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:49,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:49,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:49,084 INFO L87 Difference]: Start difference. First operand 2917 states and 5579 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:50,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:50,046 INFO L93 Difference]: Finished difference Result 5080 states and 9776 transitions. [2022-03-03 18:22:50,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:22:50,046 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:22:50,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:50,053 INFO L225 Difference]: With dead ends: 5080 [2022-03-03 18:22:50,054 INFO L226 Difference]: Without dead ends: 5080 [2022-03-03 18:22:50,054 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 157 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=191, Invalid=679, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:22:50,055 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 615 mSDsluCounter, 1658 mSDsCounter, 0 mSdLazyCounter, 1317 mSolverCounterSat, 232 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 615 SdHoareTripleChecker+Valid, 1972 SdHoareTripleChecker+Invalid, 1549 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 232 IncrementalHoareTripleChecker+Valid, 1317 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:50,055 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [615 Valid, 1972 Invalid, 1549 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [232 Valid, 1317 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:22:50,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5080 states. [2022-03-03 18:22:50,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5080 to 2923. [2022-03-03 18:22:50,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2923 states, 2909 states have (on average 1.9219663114472327) internal successors, (5591), 2922 states have internal predecessors, (5591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:50,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2923 states to 2923 states and 5591 transitions. [2022-03-03 18:22:50,100 INFO L78 Accepts]: Start accepts. Automaton has 2923 states and 5591 transitions. Word has length 163 [2022-03-03 18:22:50,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:50,101 INFO L470 AbstractCegarLoop]: Abstraction has 2923 states and 5591 transitions. [2022-03-03 18:22:50,101 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:50,101 INFO L276 IsEmpty]: Start isEmpty. Operand 2923 states and 5591 transitions. [2022-03-03 18:22:50,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:22:50,103 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:50,103 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:50,103 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-03 18:22:50,103 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:22:50,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:50,104 INFO L85 PathProgramCache]: Analyzing trace with hash 1074757990, now seen corresponding path program 11 times [2022-03-03 18:22:50,104 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:50,104 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273507528] [2022-03-03 18:22:50,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:50,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:50,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:50,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:50,370 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:50,370 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273507528] [2022-03-03 18:22:50,370 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1273507528] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:50,370 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:50,370 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:50,371 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722748904] [2022-03-03 18:22:50,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:50,371 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:50,371 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:50,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:50,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:50,372 INFO L87 Difference]: Start difference. First operand 2923 states and 5591 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:51,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:51,580 INFO L93 Difference]: Finished difference Result 5291 states and 10196 transitions. [2022-03-03 18:22:51,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-03 18:22:51,581 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:22:51,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:51,587 INFO L225 Difference]: With dead ends: 5291 [2022-03-03 18:22:51,587 INFO L226 Difference]: Without dead ends: 5291 [2022-03-03 18:22:51,587 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 241 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=261, Invalid=929, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:22:51,588 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 623 mSDsluCounter, 2057 mSDsCounter, 0 mSdLazyCounter, 1666 mSolverCounterSat, 239 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 623 SdHoareTripleChecker+Valid, 2392 SdHoareTripleChecker+Invalid, 1905 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 239 IncrementalHoareTripleChecker+Valid, 1666 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:51,588 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [623 Valid, 2392 Invalid, 1905 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [239 Valid, 1666 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:22:51,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5291 states. [2022-03-03 18:22:51,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5291 to 2920. [2022-03-03 18:22:51,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2920 states, 2906 states have (on average 1.9218857536132141) internal successors, (5585), 2919 states have internal predecessors, (5585), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:51,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2920 states to 2920 states and 5585 transitions. [2022-03-03 18:22:51,637 INFO L78 Accepts]: Start accepts. Automaton has 2920 states and 5585 transitions. Word has length 163 [2022-03-03 18:22:51,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:51,637 INFO L470 AbstractCegarLoop]: Abstraction has 2920 states and 5585 transitions. [2022-03-03 18:22:51,637 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:51,637 INFO L276 IsEmpty]: Start isEmpty. Operand 2920 states and 5585 transitions. [2022-03-03 18:22:51,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:22:51,639 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:51,639 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:51,640 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-03 18:22:51,640 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:22:51,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:51,640 INFO L85 PathProgramCache]: Analyzing trace with hash -264416600, now seen corresponding path program 12 times [2022-03-03 18:22:51,640 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:51,640 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393380335] [2022-03-03 18:22:51,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:51,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:51,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:51,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:51,886 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:51,886 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393380335] [2022-03-03 18:22:51,886 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1393380335] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:51,886 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:51,886 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:51,887 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260142421] [2022-03-03 18:22:51,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:51,888 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:51,888 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:51,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:51,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:51,889 INFO L87 Difference]: Start difference. First operand 2920 states and 5585 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:53,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:53,168 INFO L93 Difference]: Finished difference Result 5248 states and 10112 transitions. [2022-03-03 18:22:53,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-03 18:22:53,175 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:22:53,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:53,181 INFO L225 Difference]: With dead ends: 5248 [2022-03-03 18:22:53,181 INFO L226 Difference]: Without dead ends: 5248 [2022-03-03 18:22:53,182 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 267 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=265, Invalid=995, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:22:53,182 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 539 mSDsluCounter, 2276 mSDsCounter, 0 mSdLazyCounter, 1854 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 539 SdHoareTripleChecker+Valid, 2610 SdHoareTripleChecker+Invalid, 2058 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 1854 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:53,182 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [539 Valid, 2610 Invalid, 2058 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 1854 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:22:53,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5248 states. [2022-03-03 18:22:53,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5248 to 2922. [2022-03-03 18:22:53,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2922 states, 2908 states have (on average 1.921939477303989) internal successors, (5589), 2921 states have internal predecessors, (5589), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:53,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2922 states to 2922 states and 5589 transitions. [2022-03-03 18:22:53,229 INFO L78 Accepts]: Start accepts. Automaton has 2922 states and 5589 transitions. Word has length 163 [2022-03-03 18:22:53,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:53,229 INFO L470 AbstractCegarLoop]: Abstraction has 2922 states and 5589 transitions. [2022-03-03 18:22:53,229 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:53,229 INFO L276 IsEmpty]: Start isEmpty. Operand 2922 states and 5589 transitions. [2022-03-03 18:22:53,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:22:53,231 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:53,231 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:53,231 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-03-03 18:22:53,231 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:22:53,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:53,232 INFO L85 PathProgramCache]: Analyzing trace with hash -353960954, now seen corresponding path program 13 times [2022-03-03 18:22:53,232 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:53,232 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096734045] [2022-03-03 18:22:53,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:53,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:53,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:53,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:53,477 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:53,477 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096734045] [2022-03-03 18:22:53,478 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096734045] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:53,478 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:53,478 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:53,478 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815461209] [2022-03-03 18:22:53,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:53,478 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:53,478 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:53,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:53,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:53,479 INFO L87 Difference]: Start difference. First operand 2922 states and 5589 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:54,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:54,717 INFO L93 Difference]: Finished difference Result 5205 states and 10030 transitions. [2022-03-03 18:22:54,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-03 18:22:54,719 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:22:54,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:54,726 INFO L225 Difference]: With dead ends: 5205 [2022-03-03 18:22:54,726 INFO L226 Difference]: Without dead ends: 5205 [2022-03-03 18:22:54,727 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 291 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=272, Invalid=1060, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:22:54,728 INFO L933 BasicCegarLoop]: 345 mSDtfsCounter, 705 mSDsluCounter, 2029 mSDsCounter, 0 mSdLazyCounter, 1755 mSolverCounterSat, 279 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 705 SdHoareTripleChecker+Valid, 2371 SdHoareTripleChecker+Invalid, 2034 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 279 IncrementalHoareTripleChecker+Valid, 1755 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:54,728 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [705 Valid, 2371 Invalid, 2034 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [279 Valid, 1755 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:22:54,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5205 states. [2022-03-03 18:22:54,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5205 to 2917. [2022-03-03 18:22:54,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2917 states, 2903 states have (on average 1.921805029280055) internal successors, (5579), 2916 states have internal predecessors, (5579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:54,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2917 states to 2917 states and 5579 transitions. [2022-03-03 18:22:54,773 INFO L78 Accepts]: Start accepts. Automaton has 2917 states and 5579 transitions. Word has length 163 [2022-03-03 18:22:54,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:54,774 INFO L470 AbstractCegarLoop]: Abstraction has 2917 states and 5579 transitions. [2022-03-03 18:22:54,774 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:54,774 INFO L276 IsEmpty]: Start isEmpty. Operand 2917 states and 5579 transitions. [2022-03-03 18:22:54,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:22:54,776 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:54,776 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:54,776 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-03-03 18:22:54,776 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:22:54,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:54,777 INFO L85 PathProgramCache]: Analyzing trace with hash 1487957560, now seen corresponding path program 14 times [2022-03-03 18:22:54,777 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:54,777 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582289174] [2022-03-03 18:22:54,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:54,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:54,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:55,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:55,052 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:55,052 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582289174] [2022-03-03 18:22:55,053 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1582289174] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:55,053 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:55,053 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:55,053 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218743498] [2022-03-03 18:22:55,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:55,053 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:55,054 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:55,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:55,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:55,054 INFO L87 Difference]: Start difference. First operand 2917 states and 5579 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:55,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:55,917 INFO L93 Difference]: Finished difference Result 4999 states and 9621 transitions. [2022-03-03 18:22:55,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:22:55,918 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:22:55,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:55,924 INFO L225 Difference]: With dead ends: 4999 [2022-03-03 18:22:55,924 INFO L226 Difference]: Without dead ends: 4999 [2022-03-03 18:22:55,924 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=117, Invalid=345, Unknown=0, NotChecked=0, Total=462 [2022-03-03 18:22:55,925 INFO L933 BasicCegarLoop]: 374 mSDtfsCounter, 694 mSDsluCounter, 1330 mSDsCounter, 0 mSdLazyCounter, 1143 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 694 SdHoareTripleChecker+Valid, 1701 SdHoareTripleChecker+Invalid, 1387 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 1143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:55,925 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [694 Valid, 1701 Invalid, 1387 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 1143 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:22:55,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4999 states. [2022-03-03 18:22:55,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4999 to 2917. [2022-03-03 18:22:55,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2917 states, 2903 states have (on average 1.921805029280055) internal successors, (5579), 2916 states have internal predecessors, (5579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:55,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2917 states to 2917 states and 5579 transitions. [2022-03-03 18:22:55,969 INFO L78 Accepts]: Start accepts. Automaton has 2917 states and 5579 transitions. Word has length 163 [2022-03-03 18:22:55,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:55,969 INFO L470 AbstractCegarLoop]: Abstraction has 2917 states and 5579 transitions. [2022-03-03 18:22:55,969 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:55,969 INFO L276 IsEmpty]: Start isEmpty. Operand 2917 states and 5579 transitions. [2022-03-03 18:22:55,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:22:55,972 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:55,972 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:55,972 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-03-03 18:22:55,972 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:22:55,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:55,972 INFO L85 PathProgramCache]: Analyzing trace with hash 1976902302, now seen corresponding path program 15 times [2022-03-03 18:22:55,973 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:55,973 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704927071] [2022-03-03 18:22:55,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:55,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:56,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:56,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:56,211 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:56,211 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704927071] [2022-03-03 18:22:56,211 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [704927071] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:56,211 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:56,211 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:56,211 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388681883] [2022-03-03 18:22:56,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:56,213 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:56,213 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:56,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:56,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:56,214 INFO L87 Difference]: Start difference. First operand 2917 states and 5579 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:57,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:57,376 INFO L93 Difference]: Finished difference Result 5053 states and 9728 transitions. [2022-03-03 18:22:57,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:22:57,376 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:22:57,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:57,382 INFO L225 Difference]: With dead ends: 5053 [2022-03-03 18:22:57,382 INFO L226 Difference]: Without dead ends: 5053 [2022-03-03 18:22:57,382 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=132, Invalid=420, Unknown=0, NotChecked=0, Total=552 [2022-03-03 18:22:57,382 INFO L933 BasicCegarLoop]: 375 mSDtfsCounter, 582 mSDsluCounter, 2293 mSDsCounter, 0 mSdLazyCounter, 1955 mSolverCounterSat, 187 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 582 SdHoareTripleChecker+Valid, 2663 SdHoareTripleChecker+Invalid, 2142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 187 IncrementalHoareTripleChecker+Valid, 1955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:57,383 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [582 Valid, 2663 Invalid, 2142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [187 Valid, 1955 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:22:57,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5053 states. [2022-03-03 18:22:57,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5053 to 2918. [2022-03-03 18:22:57,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2918 states, 2904 states have (on average 1.921831955922865) internal successors, (5581), 2917 states have internal predecessors, (5581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:57,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 2918 states and 5581 transitions. [2022-03-03 18:22:57,418 INFO L78 Accepts]: Start accepts. Automaton has 2918 states and 5581 transitions. Word has length 163 [2022-03-03 18:22:57,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:57,418 INFO L470 AbstractCegarLoop]: Abstraction has 2918 states and 5581 transitions. [2022-03-03 18:22:57,418 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:57,418 INFO L276 IsEmpty]: Start isEmpty. Operand 2918 states and 5581 transitions. [2022-03-03 18:22:57,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:22:57,420 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:57,420 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:57,420 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-03 18:22:57,420 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:22:57,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:57,421 INFO L85 PathProgramCache]: Analyzing trace with hash -1484637162, now seen corresponding path program 16 times [2022-03-03 18:22:57,421 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:57,421 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779990104] [2022-03-03 18:22:57,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:57,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:57,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:57,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:57,667 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:57,667 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779990104] [2022-03-03 18:22:57,667 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779990104] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:57,667 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:57,667 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:57,667 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963578920] [2022-03-03 18:22:57,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:57,668 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:57,668 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:57,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:57,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:57,669 INFO L87 Difference]: Start difference. First operand 2918 states and 5581 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:58,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:58,869 INFO L93 Difference]: Finished difference Result 5155 states and 9927 transitions. [2022-03-03 18:22:58,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:22:58,869 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:22:58,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:58,874 INFO L225 Difference]: With dead ends: 5155 [2022-03-03 18:22:58,874 INFO L226 Difference]: Without dead ends: 5155 [2022-03-03 18:22:58,875 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=164, Invalid=538, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:22:58,875 INFO L933 BasicCegarLoop]: 381 mSDtfsCounter, 708 mSDsluCounter, 1996 mSDsCounter, 0 mSdLazyCounter, 1772 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 708 SdHoareTripleChecker+Valid, 2373 SdHoareTripleChecker+Invalid, 2009 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 1772 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:58,875 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [708 Valid, 2373 Invalid, 2009 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 1772 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:22:58,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5155 states. [2022-03-03 18:22:58,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5155 to 2921. [2022-03-03 18:22:58,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2921 states, 2907 states have (on average 1.9219126246990024) internal successors, (5587), 2920 states have internal predecessors, (5587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:58,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2921 states to 2921 states and 5587 transitions. [2022-03-03 18:22:58,917 INFO L78 Accepts]: Start accepts. Automaton has 2921 states and 5587 transitions. Word has length 163 [2022-03-03 18:22:58,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:58,917 INFO L470 AbstractCegarLoop]: Abstraction has 2921 states and 5587 transitions. [2022-03-03 18:22:58,917 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:22:58,917 INFO L276 IsEmpty]: Start isEmpty. Operand 2921 states and 5587 transitions. [2022-03-03 18:22:58,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:22:58,919 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:58,919 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:58,919 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-03-03 18:22:58,919 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:22:58,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:58,920 INFO L85 PathProgramCache]: Analyzing trace with hash 694925768, now seen corresponding path program 17 times [2022-03-03 18:22:58,920 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:58,920 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554306468] [2022-03-03 18:22:58,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:58,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:58,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:59,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:59,153 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:59,153 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554306468] [2022-03-03 18:22:59,153 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554306468] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:59,153 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:59,153 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:59,153 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247823810] [2022-03-03 18:22:59,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:59,154 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:59,154 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:59,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:59,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:59,155 INFO L87 Difference]: Start difference. First operand 2921 states and 5587 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:00,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:00,216 INFO L93 Difference]: Finished difference Result 5144 states and 9908 transitions. [2022-03-03 18:23:00,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-03 18:23:00,216 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:00,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:00,221 INFO L225 Difference]: With dead ends: 5144 [2022-03-03 18:23:00,221 INFO L226 Difference]: Without dead ends: 5144 [2022-03-03 18:23:00,221 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=209, Invalid=661, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:23:00,221 INFO L933 BasicCegarLoop]: 378 mSDtfsCounter, 754 mSDsluCounter, 1699 mSDsCounter, 0 mSdLazyCounter, 1534 mSolverCounterSat, 257 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 754 SdHoareTripleChecker+Valid, 2073 SdHoareTripleChecker+Invalid, 1791 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 257 IncrementalHoareTripleChecker+Valid, 1534 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:00,222 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [754 Valid, 2073 Invalid, 1791 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [257 Valid, 1534 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:23:00,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5144 states. [2022-03-03 18:23:00,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5144 to 2917. [2022-03-03 18:23:00,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2917 states, 2903 states have (on average 1.921805029280055) internal successors, (5579), 2916 states have internal predecessors, (5579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:00,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2917 states to 2917 states and 5579 transitions. [2022-03-03 18:23:00,257 INFO L78 Accepts]: Start accepts. Automaton has 2917 states and 5579 transitions. Word has length 163 [2022-03-03 18:23:00,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:00,257 INFO L470 AbstractCegarLoop]: Abstraction has 2917 states and 5579 transitions. [2022-03-03 18:23:00,258 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:00,258 INFO L276 IsEmpty]: Start isEmpty. Operand 2917 states and 5579 transitions. [2022-03-03 18:23:00,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:00,259 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:00,259 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:00,259 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-03-03 18:23:00,260 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:00,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:00,260 INFO L85 PathProgramCache]: Analyzing trace with hash -847183290, now seen corresponding path program 18 times [2022-03-03 18:23:00,260 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:00,260 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990303153] [2022-03-03 18:23:00,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:00,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:00,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:00,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:00,518 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:00,518 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990303153] [2022-03-03 18:23:00,518 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1990303153] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:00,518 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:00,519 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:00,519 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126206729] [2022-03-03 18:23:00,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:00,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:00,519 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:00,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:00,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:00,520 INFO L87 Difference]: Start difference. First operand 2917 states and 5579 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:01,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:01,605 INFO L93 Difference]: Finished difference Result 5008 states and 9638 transitions. [2022-03-03 18:23:01,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:23:01,605 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:01,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:01,611 INFO L225 Difference]: With dead ends: 5008 [2022-03-03 18:23:01,611 INFO L226 Difference]: Without dead ends: 5008 [2022-03-03 18:23:01,612 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=137, Invalid=463, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:23:01,612 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 535 mSDsluCounter, 2113 mSDsCounter, 0 mSdLazyCounter, 1786 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 535 SdHoareTripleChecker+Valid, 2445 SdHoareTripleChecker+Invalid, 1962 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1786 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:01,612 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [535 Valid, 2445 Invalid, 1962 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1786 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:23:01,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5008 states. [2022-03-03 18:23:01,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5008 to 2919. [2022-03-03 18:23:01,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2919 states, 2905 states have (on average 1.9218588640275387) internal successors, (5583), 2918 states have internal predecessors, (5583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:01,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2919 states to 2919 states and 5583 transitions. [2022-03-03 18:23:01,663 INFO L78 Accepts]: Start accepts. Automaton has 2919 states and 5583 transitions. Word has length 163 [2022-03-03 18:23:01,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:01,663 INFO L470 AbstractCegarLoop]: Abstraction has 2919 states and 5583 transitions. [2022-03-03 18:23:01,664 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:01,664 INFO L276 IsEmpty]: Start isEmpty. Operand 2919 states and 5583 transitions. [2022-03-03 18:23:01,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:01,665 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:01,665 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:01,665 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-03-03 18:23:01,666 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:01,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:01,666 INFO L85 PathProgramCache]: Analyzing trace with hash -13755458, now seen corresponding path program 19 times [2022-03-03 18:23:01,666 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:01,666 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108915911] [2022-03-03 18:23:01,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:01,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:01,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:01,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:01,907 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:01,907 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108915911] [2022-03-03 18:23:01,907 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108915911] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:01,907 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:01,907 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:01,907 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911578207] [2022-03-03 18:23:01,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:01,907 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:01,907 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:01,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:01,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:01,908 INFO L87 Difference]: Start difference. First operand 2919 states and 5583 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:02,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:02,891 INFO L93 Difference]: Finished difference Result 5163 states and 9942 transitions. [2022-03-03 18:23:02,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:23:02,891 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:02,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:02,897 INFO L225 Difference]: With dead ends: 5163 [2022-03-03 18:23:02,897 INFO L226 Difference]: Without dead ends: 5163 [2022-03-03 18:23:02,898 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=169, Invalid=587, Unknown=0, NotChecked=0, Total=756 [2022-03-03 18:23:02,898 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 660 mSDsluCounter, 1783 mSDsCounter, 0 mSdLazyCounter, 1484 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 660 SdHoareTripleChecker+Valid, 2122 SdHoareTripleChecker+Invalid, 1714 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 1484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:02,898 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [660 Valid, 2122 Invalid, 1714 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 1484 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:23:02,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5163 states. [2022-03-03 18:23:02,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5163 to 2922. [2022-03-03 18:23:02,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2922 states, 2908 states have (on average 1.921939477303989) internal successors, (5589), 2921 states have internal predecessors, (5589), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:02,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2922 states to 2922 states and 5589 transitions. [2022-03-03 18:23:02,932 INFO L78 Accepts]: Start accepts. Automaton has 2922 states and 5589 transitions. Word has length 163 [2022-03-03 18:23:02,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:02,932 INFO L470 AbstractCegarLoop]: Abstraction has 2922 states and 5589 transitions. [2022-03-03 18:23:02,932 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:02,932 INFO L276 IsEmpty]: Start isEmpty. Operand 2922 states and 5589 transitions. [2022-03-03 18:23:02,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:02,934 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:02,934 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:02,934 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-03-03 18:23:02,934 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:02,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:02,935 INFO L85 PathProgramCache]: Analyzing trace with hash -2129159824, now seen corresponding path program 20 times [2022-03-03 18:23:02,935 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:02,935 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375421162] [2022-03-03 18:23:02,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:02,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:02,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:03,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:03,197 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:03,197 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375421162] [2022-03-03 18:23:03,197 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [375421162] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:03,197 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:03,198 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:03,198 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617980953] [2022-03-03 18:23:03,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:03,198 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:03,198 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:03,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:03,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:03,199 INFO L87 Difference]: Start difference. First operand 2922 states and 5589 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:04,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:04,608 INFO L93 Difference]: Finished difference Result 5208 states and 10035 transitions. [2022-03-03 18:23:04,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-03 18:23:04,608 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:04,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:04,614 INFO L225 Difference]: With dead ends: 5208 [2022-03-03 18:23:04,614 INFO L226 Difference]: Without dead ends: 5208 [2022-03-03 18:23:04,615 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 180 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=228, Invalid=764, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:23:04,615 INFO L933 BasicCegarLoop]: 379 mSDtfsCounter, 610 mSDsluCounter, 2699 mSDsCounter, 0 mSdLazyCounter, 2363 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 610 SdHoareTripleChecker+Valid, 3074 SdHoareTripleChecker+Invalid, 2581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 2363 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:04,615 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [610 Valid, 3074 Invalid, 2581 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 2363 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:23:04,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5208 states. [2022-03-03 18:23:04,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5208 to 2918. [2022-03-03 18:23:04,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2918 states, 2904 states have (on average 1.921831955922865) internal successors, (5581), 2917 states have internal predecessors, (5581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:04,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 2918 states and 5581 transitions. [2022-03-03 18:23:04,655 INFO L78 Accepts]: Start accepts. Automaton has 2918 states and 5581 transitions. Word has length 163 [2022-03-03 18:23:04,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:04,655 INFO L470 AbstractCegarLoop]: Abstraction has 2918 states and 5581 transitions. [2022-03-03 18:23:04,655 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:04,655 INFO L276 IsEmpty]: Start isEmpty. Operand 2918 states and 5581 transitions. [2022-03-03 18:23:04,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:04,657 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:04,658 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:04,658 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-03-03 18:23:04,658 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:04,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:04,658 INFO L85 PathProgramCache]: Analyzing trace with hash -1358624712, now seen corresponding path program 21 times [2022-03-03 18:23:04,658 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:04,658 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971398838] [2022-03-03 18:23:04,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:04,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:04,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:04,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:04,930 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:04,930 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971398838] [2022-03-03 18:23:04,931 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971398838] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:04,931 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:04,931 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:04,931 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165865185] [2022-03-03 18:23:04,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:04,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:04,931 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:04,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:04,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:04,932 INFO L87 Difference]: Start difference. First operand 2918 states and 5581 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:05,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:05,972 INFO L93 Difference]: Finished difference Result 5125 states and 9867 transitions. [2022-03-03 18:23:05,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:23:05,973 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:05,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:05,979 INFO L225 Difference]: With dead ends: 5125 [2022-03-03 18:23:05,979 INFO L226 Difference]: Without dead ends: 5125 [2022-03-03 18:23:05,979 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 140 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=186, Invalid=626, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:23:05,979 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 648 mSDsluCounter, 1816 mSDsCounter, 0 mSdLazyCounter, 1499 mSolverCounterSat, 228 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 648 SdHoareTripleChecker+Valid, 2161 SdHoareTripleChecker+Invalid, 1727 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 228 IncrementalHoareTripleChecker+Valid, 1499 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:05,980 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [648 Valid, 2161 Invalid, 1727 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [228 Valid, 1499 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:23:05,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5125 states. [2022-03-03 18:23:06,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5125 to 2924. [2022-03-03 18:23:06,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2924 states, 2910 states have (on average 1.9219931271477664) internal successors, (5593), 2923 states have internal predecessors, (5593), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:06,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2924 states to 2924 states and 5593 transitions. [2022-03-03 18:23:06,017 INFO L78 Accepts]: Start accepts. Automaton has 2924 states and 5593 transitions. Word has length 163 [2022-03-03 18:23:06,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:06,017 INFO L470 AbstractCegarLoop]: Abstraction has 2924 states and 5593 transitions. [2022-03-03 18:23:06,017 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:06,017 INFO L276 IsEmpty]: Start isEmpty. Operand 2924 states and 5593 transitions. [2022-03-03 18:23:06,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:06,018 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:06,018 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:06,018 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-03-03 18:23:06,019 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:06,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:06,019 INFO L85 PathProgramCache]: Analyzing trace with hash 820938218, now seen corresponding path program 22 times [2022-03-03 18:23:06,019 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:06,019 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339081378] [2022-03-03 18:23:06,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:06,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:06,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:06,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:06,264 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:06,264 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339081378] [2022-03-03 18:23:06,264 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1339081378] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:06,264 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:06,264 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:06,264 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688704438] [2022-03-03 18:23:06,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:06,265 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:06,265 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:06,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:06,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:06,266 INFO L87 Difference]: Start difference. First operand 2924 states and 5593 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:07,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:07,747 INFO L93 Difference]: Finished difference Result 5315 states and 10244 transitions. [2022-03-03 18:23:07,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-03 18:23:07,748 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:07,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:07,755 INFO L225 Difference]: With dead ends: 5315 [2022-03-03 18:23:07,755 INFO L226 Difference]: Without dead ends: 5315 [2022-03-03 18:23:07,756 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 207 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=258, Invalid=864, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:23:07,756 INFO L933 BasicCegarLoop]: 385 mSDtfsCounter, 608 mSDsluCounter, 2722 mSDsCounter, 0 mSdLazyCounter, 2386 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 608 SdHoareTripleChecker+Valid, 3102 SdHoareTripleChecker+Invalid, 2590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 2386 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:07,756 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [608 Valid, 3102 Invalid, 2590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 2386 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:23:07,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5315 states. [2022-03-03 18:23:07,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5315 to 2921. [2022-03-03 18:23:07,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2921 states, 2907 states have (on average 1.9219126246990024) internal successors, (5587), 2920 states have internal predecessors, (5587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:07,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2921 states to 2921 states and 5587 transitions. [2022-03-03 18:23:07,799 INFO L78 Accepts]: Start accepts. Automaton has 2921 states and 5587 transitions. Word has length 163 [2022-03-03 18:23:07,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:07,799 INFO L470 AbstractCegarLoop]: Abstraction has 2921 states and 5587 transitions. [2022-03-03 18:23:07,799 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:07,799 INFO L276 IsEmpty]: Start isEmpty. Operand 2921 states and 5587 transitions. [2022-03-03 18:23:07,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:07,801 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:07,801 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:07,801 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-03-03 18:23:07,801 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:07,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:07,801 INFO L85 PathProgramCache]: Analyzing trace with hash -518236372, now seen corresponding path program 23 times [2022-03-03 18:23:07,802 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:07,802 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988239330] [2022-03-03 18:23:07,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:07,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:07,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:08,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:08,047 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:08,047 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1988239330] [2022-03-03 18:23:08,047 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1988239330] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:08,047 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:08,047 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:08,047 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298665880] [2022-03-03 18:23:08,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:08,048 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:08,048 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:08,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:08,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:08,048 INFO L87 Difference]: Start difference. First operand 2921 states and 5587 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:09,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:09,428 INFO L93 Difference]: Finished difference Result 5272 states and 10160 transitions. [2022-03-03 18:23:09,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-03 18:23:09,429 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:09,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:09,435 INFO L225 Difference]: With dead ends: 5272 [2022-03-03 18:23:09,435 INFO L226 Difference]: Without dead ends: 5272 [2022-03-03 18:23:09,436 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 231 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=263, Invalid=927, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:23:09,436 INFO L933 BasicCegarLoop]: 384 mSDtfsCounter, 699 mSDsluCounter, 2233 mSDsCounter, 0 mSdLazyCounter, 1970 mSolverCounterSat, 261 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 699 SdHoareTripleChecker+Valid, 2613 SdHoareTripleChecker+Invalid, 2231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 261 IncrementalHoareTripleChecker+Valid, 1970 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:09,436 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [699 Valid, 2613 Invalid, 2231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [261 Valid, 1970 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:23:09,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5272 states. [2022-03-03 18:23:09,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5272 to 2923. [2022-03-03 18:23:09,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2923 states, 2909 states have (on average 1.9219663114472327) internal successors, (5591), 2922 states have internal predecessors, (5591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:09,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2923 states to 2923 states and 5591 transitions. [2022-03-03 18:23:09,469 INFO L78 Accepts]: Start accepts. Automaton has 2923 states and 5591 transitions. Word has length 163 [2022-03-03 18:23:09,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:09,470 INFO L470 AbstractCegarLoop]: Abstraction has 2923 states and 5591 transitions. [2022-03-03 18:23:09,470 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:09,470 INFO L276 IsEmpty]: Start isEmpty. Operand 2923 states and 5591 transitions. [2022-03-03 18:23:09,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:09,471 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:09,471 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:09,472 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-03-03 18:23:09,472 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:09,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:09,472 INFO L85 PathProgramCache]: Analyzing trace with hash -607780726, now seen corresponding path program 24 times [2022-03-03 18:23:09,472 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:09,472 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972928730] [2022-03-03 18:23:09,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:09,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:09,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:09,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:09,690 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:09,690 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972928730] [2022-03-03 18:23:09,691 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972928730] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:09,691 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:09,691 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:09,691 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571334760] [2022-03-03 18:23:09,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:09,692 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:09,692 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:09,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:09,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:09,692 INFO L87 Difference]: Start difference. First operand 2923 states and 5591 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:11,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:11,069 INFO L93 Difference]: Finished difference Result 5229 states and 10078 transitions. [2022-03-03 18:23:11,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-03 18:23:11,069 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:11,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:11,075 INFO L225 Difference]: With dead ends: 5229 [2022-03-03 18:23:11,075 INFO L226 Difference]: Without dead ends: 5229 [2022-03-03 18:23:11,075 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 253 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=271, Invalid=989, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:23:11,076 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 697 mSDsluCounter, 2403 mSDsCounter, 0 mSdLazyCounter, 2157 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 697 SdHoareTripleChecker+Valid, 2781 SdHoareTripleChecker+Invalid, 2420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 2157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:11,076 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [697 Valid, 2781 Invalid, 2420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 2157 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:23:11,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5229 states. [2022-03-03 18:23:11,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5229 to 2917. [2022-03-03 18:23:11,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2917 states, 2903 states have (on average 1.921805029280055) internal successors, (5579), 2916 states have internal predecessors, (5579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:11,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2917 states to 2917 states and 5579 transitions. [2022-03-03 18:23:11,105 INFO L78 Accepts]: Start accepts. Automaton has 2917 states and 5579 transitions. Word has length 163 [2022-03-03 18:23:11,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:11,105 INFO L470 AbstractCegarLoop]: Abstraction has 2917 states and 5579 transitions. [2022-03-03 18:23:11,105 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:11,105 INFO L276 IsEmpty]: Start isEmpty. Operand 2917 states and 5579 transitions. [2022-03-03 18:23:11,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:11,106 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:11,106 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:11,106 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-03-03 18:23:11,107 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:11,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:11,107 INFO L85 PathProgramCache]: Analyzing trace with hash 879948998, now seen corresponding path program 25 times [2022-03-03 18:23:11,107 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:11,107 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870796662] [2022-03-03 18:23:11,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:11,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:11,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:11,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:11,352 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:11,352 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870796662] [2022-03-03 18:23:11,352 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1870796662] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:11,352 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:11,353 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:11,353 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100475977] [2022-03-03 18:23:11,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:11,353 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:11,353 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:11,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:11,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:11,354 INFO L87 Difference]: Start difference. First operand 2917 states and 5579 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:12,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:12,347 INFO L93 Difference]: Finished difference Result 4229 states and 8112 transitions. [2022-03-03 18:23:12,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-03 18:23:12,348 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:12,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:12,352 INFO L225 Difference]: With dead ends: 4229 [2022-03-03 18:23:12,352 INFO L226 Difference]: Without dead ends: 4229 [2022-03-03 18:23:12,353 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=248, Invalid=744, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:23:12,353 INFO L933 BasicCegarLoop]: 366 mSDtfsCounter, 582 mSDsluCounter, 1796 mSDsCounter, 0 mSdLazyCounter, 1500 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 582 SdHoareTripleChecker+Valid, 2160 SdHoareTripleChecker+Invalid, 1628 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 1500 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:12,354 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [582 Valid, 2160 Invalid, 1628 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1500 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:23:12,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4229 states. [2022-03-03 18:23:12,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4229 to 2927. [2022-03-03 18:23:12,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2927 states, 2913 states have (on average 1.9220734637830414) internal successors, (5599), 2926 states have internal predecessors, (5599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:12,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2927 states to 2927 states and 5599 transitions. [2022-03-03 18:23:12,396 INFO L78 Accepts]: Start accepts. Automaton has 2927 states and 5599 transitions. Word has length 163 [2022-03-03 18:23:12,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:12,396 INFO L470 AbstractCegarLoop]: Abstraction has 2927 states and 5599 transitions. [2022-03-03 18:23:12,396 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:12,396 INFO L276 IsEmpty]: Start isEmpty. Operand 2927 states and 5599 transitions. [2022-03-03 18:23:12,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:12,398 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:12,398 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:12,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-03-03 18:23:12,398 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:12,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:12,399 INFO L85 PathProgramCache]: Analyzing trace with hash 779908898, now seen corresponding path program 26 times [2022-03-03 18:23:12,399 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:12,399 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833184317] [2022-03-03 18:23:12,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:12,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:12,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:12,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:12,592 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:12,593 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833184317] [2022-03-03 18:23:12,593 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [833184317] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:12,593 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:12,593 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:12,593 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395327008] [2022-03-03 18:23:12,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:12,593 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:12,593 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:12,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:12,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:12,594 INFO L87 Difference]: Start difference. First operand 2927 states and 5599 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:13,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:13,584 INFO L93 Difference]: Finished difference Result 5151 states and 9927 transitions. [2022-03-03 18:23:13,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-03 18:23:13,584 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:13,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:13,590 INFO L225 Difference]: With dead ends: 5151 [2022-03-03 18:23:13,590 INFO L226 Difference]: Without dead ends: 5151 [2022-03-03 18:23:13,590 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 247 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=219, Invalid=903, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:23:13,591 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 737 mSDsluCounter, 1551 mSDsCounter, 0 mSdLazyCounter, 1309 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 737 SdHoareTripleChecker+Valid, 1868 SdHoareTripleChecker+Invalid, 1598 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 1309 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:13,591 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [737 Valid, 1868 Invalid, 1598 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 1309 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:23:13,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5151 states. [2022-03-03 18:23:13,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5151 to 2922. [2022-03-03 18:23:13,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2922 states, 2908 states have (on average 1.921939477303989) internal successors, (5589), 2921 states have internal predecessors, (5589), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:13,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2922 states to 2922 states and 5589 transitions. [2022-03-03 18:23:13,625 INFO L78 Accepts]: Start accepts. Automaton has 2922 states and 5589 transitions. Word has length 163 [2022-03-03 18:23:13,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:13,626 INFO L470 AbstractCegarLoop]: Abstraction has 2922 states and 5589 transitions. [2022-03-03 18:23:13,626 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:13,626 INFO L276 IsEmpty]: Start isEmpty. Operand 2922 states and 5589 transitions. [2022-03-03 18:23:13,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:13,627 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:13,627 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:13,628 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-03-03 18:23:13,628 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:13,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:13,628 INFO L85 PathProgramCache]: Analyzing trace with hash 1104811938, now seen corresponding path program 27 times [2022-03-03 18:23:13,628 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:13,628 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450444721] [2022-03-03 18:23:13,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:13,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:13,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:13,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:13,837 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:13,837 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450444721] [2022-03-03 18:23:13,837 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [450444721] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:13,837 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:13,837 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:13,837 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503918212] [2022-03-03 18:23:13,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:13,838 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:13,838 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:13,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:13,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:13,838 INFO L87 Difference]: Start difference. First operand 2922 states and 5589 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:14,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:14,699 INFO L93 Difference]: Finished difference Result 5033 states and 9695 transitions. [2022-03-03 18:23:14,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-03 18:23:14,700 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:14,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:14,705 INFO L225 Difference]: With dead ends: 5033 [2022-03-03 18:23:14,705 INFO L226 Difference]: Without dead ends: 5033 [2022-03-03 18:23:14,705 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 241 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=228, Invalid=894, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:23:14,705 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 684 mSDsluCounter, 1595 mSDsCounter, 0 mSdLazyCounter, 1199 mSolverCounterSat, 251 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 684 SdHoareTripleChecker+Valid, 1904 SdHoareTripleChecker+Invalid, 1450 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 251 IncrementalHoareTripleChecker+Valid, 1199 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:14,706 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [684 Valid, 1904 Invalid, 1450 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [251 Valid, 1199 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-03 18:23:14,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5033 states. [2022-03-03 18:23:14,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5033 to 2924. [2022-03-03 18:23:14,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2924 states, 2910 states have (on average 1.9219931271477664) internal successors, (5593), 2923 states have internal predecessors, (5593), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:14,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2924 states to 2924 states and 5593 transitions. [2022-03-03 18:23:14,736 INFO L78 Accepts]: Start accepts. Automaton has 2924 states and 5593 transitions. Word has length 163 [2022-03-03 18:23:14,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:14,736 INFO L470 AbstractCegarLoop]: Abstraction has 2924 states and 5593 transitions. [2022-03-03 18:23:14,737 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:14,737 INFO L276 IsEmpty]: Start isEmpty. Operand 2924 states and 5593 transitions. [2022-03-03 18:23:14,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:14,737 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:14,738 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:14,738 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-03-03 18:23:14,738 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:14,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:14,738 INFO L85 PathProgramCache]: Analyzing trace with hash 1930591998, now seen corresponding path program 28 times [2022-03-03 18:23:14,738 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:14,738 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295156913] [2022-03-03 18:23:14,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:14,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:14,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:14,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:14,931 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:14,931 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [295156913] [2022-03-03 18:23:14,932 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [295156913] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:14,932 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:14,932 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:14,932 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903768686] [2022-03-03 18:23:14,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:14,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:14,932 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:14,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:14,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:14,933 INFO L87 Difference]: Start difference. First operand 2924 states and 5593 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:15,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:15,940 INFO L93 Difference]: Finished difference Result 5128 states and 9885 transitions. [2022-03-03 18:23:15,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-03 18:23:15,940 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:15,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:15,946 INFO L225 Difference]: With dead ends: 5128 [2022-03-03 18:23:15,946 INFO L226 Difference]: Without dead ends: 5128 [2022-03-03 18:23:15,946 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 263 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=235, Invalid=955, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:23:15,946 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 553 mSDsluCounter, 1943 mSDsCounter, 0 mSdLazyCounter, 1550 mSolverCounterSat, 214 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 553 SdHoareTripleChecker+Valid, 2261 SdHoareTripleChecker+Invalid, 1764 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 214 IncrementalHoareTripleChecker+Valid, 1550 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:15,947 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [553 Valid, 2261 Invalid, 1764 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [214 Valid, 1550 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:23:15,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5128 states. [2022-03-03 18:23:15,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5128 to 2920. [2022-03-03 18:23:15,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2920 states, 2906 states have (on average 1.9218857536132141) internal successors, (5585), 2919 states have internal predecessors, (5585), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:15,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2920 states to 2920 states and 5585 transitions. [2022-03-03 18:23:15,998 INFO L78 Accepts]: Start accepts. Automaton has 2920 states and 5585 transitions. Word has length 163 [2022-03-03 18:23:15,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:15,998 INFO L470 AbstractCegarLoop]: Abstraction has 2920 states and 5585 transitions. [2022-03-03 18:23:15,998 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:15,998 INFO L276 IsEmpty]: Start isEmpty. Operand 2920 states and 5585 transitions. [2022-03-03 18:23:15,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:15,999 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:16,000 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:16,000 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-03-03 18:23:16,000 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:16,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:16,000 INFO L85 PathProgramCache]: Analyzing trace with hash -620108798, now seen corresponding path program 29 times [2022-03-03 18:23:16,001 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:16,001 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942051255] [2022-03-03 18:23:16,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:16,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:16,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:16,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:16,257 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:16,257 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1942051255] [2022-03-03 18:23:16,257 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1942051255] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:16,257 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:16,257 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:16,257 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319523144] [2022-03-03 18:23:16,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:16,257 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:16,257 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:16,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:16,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:16,258 INFO L87 Difference]: Start difference. First operand 2920 states and 5585 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:17,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:17,377 INFO L93 Difference]: Finished difference Result 5156 states and 9935 transitions. [2022-03-03 18:23:17,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-03 18:23:17,378 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:17,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:17,384 INFO L225 Difference]: With dead ends: 5156 [2022-03-03 18:23:17,384 INFO L226 Difference]: Without dead ends: 5156 [2022-03-03 18:23:17,384 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 292 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=278, Invalid=1054, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:23:17,385 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 606 mSDsluCounter, 2252 mSDsCounter, 0 mSdLazyCounter, 1692 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 606 SdHoareTripleChecker+Valid, 2572 SdHoareTripleChecker+Invalid, 1893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 1692 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:17,385 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [606 Valid, 2572 Invalid, 1893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 1692 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:23:17,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5156 states. [2022-03-03 18:23:17,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5156 to 2925. [2022-03-03 18:23:17,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2925 states, 2911 states have (on average 1.9220199244245963) internal successors, (5595), 2924 states have internal predecessors, (5595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:17,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2925 states to 2925 states and 5595 transitions. [2022-03-03 18:23:17,418 INFO L78 Accepts]: Start accepts. Automaton has 2925 states and 5595 transitions. Word has length 163 [2022-03-03 18:23:17,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:17,419 INFO L470 AbstractCegarLoop]: Abstraction has 2925 states and 5595 transitions. [2022-03-03 18:23:17,419 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:17,419 INFO L276 IsEmpty]: Start isEmpty. Operand 2925 states and 5595 transitions. [2022-03-03 18:23:17,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:17,420 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:17,420 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:17,420 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-03-03 18:23:17,420 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:17,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:17,421 INFO L85 PathProgramCache]: Analyzing trace with hash -709653152, now seen corresponding path program 30 times [2022-03-03 18:23:17,421 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:17,421 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293794471] [2022-03-03 18:23:17,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:17,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:17,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:17,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:17,640 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:17,640 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293794471] [2022-03-03 18:23:17,640 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [293794471] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:17,640 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:17,640 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:17,640 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282994663] [2022-03-03 18:23:17,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:17,641 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:17,641 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:17,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:17,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:17,642 INFO L87 Difference]: Start difference. First operand 2925 states and 5595 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:18,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:18,679 INFO L93 Difference]: Finished difference Result 5179 states and 9985 transitions. [2022-03-03 18:23:18,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-03 18:23:18,680 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:18,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:18,685 INFO L225 Difference]: With dead ends: 5179 [2022-03-03 18:23:18,685 INFO L226 Difference]: Without dead ends: 5179 [2022-03-03 18:23:18,686 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 316 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=286, Invalid=1120, Unknown=0, NotChecked=0, Total=1406 [2022-03-03 18:23:18,686 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 724 mSDsluCounter, 1679 mSDsCounter, 0 mSdLazyCounter, 1316 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 724 SdHoareTripleChecker+Valid, 2006 SdHoareTripleChecker+Invalid, 1590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 1316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:18,686 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [724 Valid, 2006 Invalid, 1590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 1316 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:23:18,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5179 states. [2022-03-03 18:23:18,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5179 to 2917. [2022-03-03 18:23:18,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2917 states, 2903 states have (on average 1.921805029280055) internal successors, (5579), 2916 states have internal predecessors, (5579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:18,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2917 states to 2917 states and 5579 transitions. [2022-03-03 18:23:18,715 INFO L78 Accepts]: Start accepts. Automaton has 2917 states and 5579 transitions. Word has length 163 [2022-03-03 18:23:18,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:18,715 INFO L470 AbstractCegarLoop]: Abstraction has 2917 states and 5579 transitions. [2022-03-03 18:23:18,715 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:18,715 INFO L276 IsEmpty]: Start isEmpty. Operand 2917 states and 5579 transitions. [2022-03-03 18:23:18,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:18,716 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:18,716 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:18,716 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-03-03 18:23:18,716 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:18,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:18,717 INFO L85 PathProgramCache]: Analyzing trace with hash 1788071004, now seen corresponding path program 31 times [2022-03-03 18:23:18,717 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:18,717 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93135332] [2022-03-03 18:23:18,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:18,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:18,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:18,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:18,978 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:18,978 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93135332] [2022-03-03 18:23:18,978 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93135332] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:18,978 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:18,978 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:18,978 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848918610] [2022-03-03 18:23:18,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:18,979 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:18,979 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:18,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:18,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:18,979 INFO L87 Difference]: Start difference. First operand 2917 states and 5579 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:19,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:19,835 INFO L93 Difference]: Finished difference Result 4758 states and 9151 transitions. [2022-03-03 18:23:19,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:23:19,835 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:19,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:19,841 INFO L225 Difference]: With dead ends: 4758 [2022-03-03 18:23:19,841 INFO L226 Difference]: Without dead ends: 4758 [2022-03-03 18:23:19,842 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=153, Invalid=549, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:23:19,842 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 455 mSDsluCounter, 1673 mSDsCounter, 0 mSdLazyCounter, 1187 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 455 SdHoareTripleChecker+Valid, 1963 SdHoareTripleChecker+Invalid, 1332 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 1187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:19,842 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [455 Valid, 1963 Invalid, 1332 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 1187 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:23:19,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4758 states. [2022-03-03 18:23:19,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4758 to 2916. [2022-03-03 18:23:19,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2916 states, 2902 states have (on average 1.9217780840799448) internal successors, (5577), 2915 states have internal predecessors, (5577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:19,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2916 states to 2916 states and 5577 transitions. [2022-03-03 18:23:19,890 INFO L78 Accepts]: Start accepts. Automaton has 2916 states and 5577 transitions. Word has length 163 [2022-03-03 18:23:19,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:19,890 INFO L470 AbstractCegarLoop]: Abstraction has 2916 states and 5577 transitions. [2022-03-03 18:23:19,891 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:19,891 INFO L276 IsEmpty]: Start isEmpty. Operand 2916 states and 5577 transitions. [2022-03-03 18:23:19,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:19,892 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:19,892 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:19,892 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-03-03 18:23:19,892 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:19,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:19,893 INFO L85 PathProgramCache]: Analyzing trace with hash -1673468460, now seen corresponding path program 32 times [2022-03-03 18:23:19,893 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:19,893 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94513] [2022-03-03 18:23:19,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:19,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:19,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:20,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:20,099 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:20,099 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94513] [2022-03-03 18:23:20,099 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94513] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:20,099 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:20,099 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:20,099 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293905768] [2022-03-03 18:23:20,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:20,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:20,100 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:20,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:20,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:20,101 INFO L87 Difference]: Start difference. First operand 2916 states and 5577 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:21,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:21,018 INFO L93 Difference]: Finished difference Result 4913 states and 9455 transitions. [2022-03-03 18:23:21,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:23:21,018 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:21,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:21,025 INFO L225 Difference]: With dead ends: 4913 [2022-03-03 18:23:21,025 INFO L226 Difference]: Without dead ends: 4913 [2022-03-03 18:23:21,025 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 159 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=185, Invalid=685, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:23:21,026 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 446 mSDsluCounter, 1776 mSDsCounter, 0 mSdLazyCounter, 1260 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 446 SdHoareTripleChecker+Valid, 2073 SdHoareTripleChecker+Invalid, 1396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1260 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:21,026 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [446 Valid, 2073 Invalid, 1396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1260 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:23:21,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4913 states. [2022-03-03 18:23:21,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4913 to 2919. [2022-03-03 18:23:21,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2919 states, 2905 states have (on average 1.9218588640275387) internal successors, (5583), 2918 states have internal predecessors, (5583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:21,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2919 states to 2919 states and 5583 transitions. [2022-03-03 18:23:21,055 INFO L78 Accepts]: Start accepts. Automaton has 2919 states and 5583 transitions. Word has length 163 [2022-03-03 18:23:21,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:21,056 INFO L470 AbstractCegarLoop]: Abstraction has 2919 states and 5583 transitions. [2022-03-03 18:23:21,056 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:21,056 INFO L276 IsEmpty]: Start isEmpty. Operand 2919 states and 5583 transitions. [2022-03-03 18:23:21,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:21,057 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:21,057 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:21,057 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-03-03 18:23:21,057 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:21,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:21,058 INFO L85 PathProgramCache]: Analyzing trace with hash 506094470, now seen corresponding path program 33 times [2022-03-03 18:23:21,058 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:21,058 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390024280] [2022-03-03 18:23:21,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:21,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:21,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:21,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:21,266 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:21,266 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390024280] [2022-03-03 18:23:21,266 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390024280] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:21,266 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:21,266 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:21,266 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493382877] [2022-03-03 18:23:21,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:21,267 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:21,267 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:21,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:21,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:21,267 INFO L87 Difference]: Start difference. First operand 2919 states and 5583 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:22,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:22,345 INFO L93 Difference]: Finished difference Result 4969 states and 9571 transitions. [2022-03-03 18:23:22,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-03 18:23:22,345 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:22,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:22,352 INFO L225 Difference]: With dead ends: 4969 [2022-03-03 18:23:22,352 INFO L226 Difference]: Without dead ends: 4969 [2022-03-03 18:23:22,352 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=238, Invalid=884, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:23:22,353 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 479 mSDsluCounter, 1795 mSDsCounter, 0 mSdLazyCounter, 1319 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 479 SdHoareTripleChecker+Valid, 2104 SdHoareTripleChecker+Invalid, 1490 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 1319 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:22,353 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [479 Valid, 2104 Invalid, 1490 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 1319 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:23:22,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4969 states. [2022-03-03 18:23:22,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4969 to 2915. [2022-03-03 18:23:22,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2915 states, 2901 states have (on average 1.9217511203033437) internal successors, (5575), 2914 states have internal predecessors, (5575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:22,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2915 states to 2915 states and 5575 transitions. [2022-03-03 18:23:22,394 INFO L78 Accepts]: Start accepts. Automaton has 2915 states and 5575 transitions. Word has length 163 [2022-03-03 18:23:22,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:22,394 INFO L470 AbstractCegarLoop]: Abstraction has 2915 states and 5575 transitions. [2022-03-03 18:23:22,394 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:22,394 INFO L276 IsEmpty]: Start isEmpty. Operand 2915 states and 5575 transitions. [2022-03-03 18:23:22,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:22,395 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:22,395 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:22,395 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-03-03 18:23:22,396 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:22,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:22,396 INFO L85 PathProgramCache]: Analyzing trace with hash 1276629582, now seen corresponding path program 34 times [2022-03-03 18:23:22,396 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:22,396 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139679190] [2022-03-03 18:23:22,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:22,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:22,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:22,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:22,597 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:22,597 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139679190] [2022-03-03 18:23:22,597 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139679190] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:22,597 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:22,597 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:22,597 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694519277] [2022-03-03 18:23:22,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:22,598 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:22,598 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:22,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:22,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:22,598 INFO L87 Difference]: Start difference. First operand 2915 states and 5575 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:23,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:23,396 INFO L93 Difference]: Finished difference Result 4892 states and 9413 transitions. [2022-03-03 18:23:23,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:23:23,396 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:23,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:23,403 INFO L225 Difference]: With dead ends: 4892 [2022-03-03 18:23:23,403 INFO L226 Difference]: Without dead ends: 4892 [2022-03-03 18:23:23,403 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 174 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=198, Invalid=732, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:23:23,403 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 562 mSDsluCounter, 1504 mSDsCounter, 0 mSdLazyCounter, 1074 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 562 SdHoareTripleChecker+Valid, 1799 SdHoareTripleChecker+Invalid, 1263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 1074 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:23,403 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [562 Valid, 1799 Invalid, 1263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 1074 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-03 18:23:23,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4892 states. [2022-03-03 18:23:23,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4892 to 2921. [2022-03-03 18:23:23,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2921 states, 2907 states have (on average 1.9219126246990024) internal successors, (5587), 2920 states have internal predecessors, (5587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:23,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2921 states to 2921 states and 5587 transitions. [2022-03-03 18:23:23,433 INFO L78 Accepts]: Start accepts. Automaton has 2921 states and 5587 transitions. Word has length 163 [2022-03-03 18:23:23,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:23,433 INFO L470 AbstractCegarLoop]: Abstraction has 2921 states and 5587 transitions. [2022-03-03 18:23:23,433 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:23,433 INFO L276 IsEmpty]: Start isEmpty. Operand 2921 states and 5587 transitions. [2022-03-03 18:23:23,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:23,434 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:23,434 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:23,434 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-03-03 18:23:23,434 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:23,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:23,435 INFO L85 PathProgramCache]: Analyzing trace with hash -838774784, now seen corresponding path program 35 times [2022-03-03 18:23:23,435 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:23,435 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757022148] [2022-03-03 18:23:23,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:23,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:23,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:23,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:23,635 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:23,635 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757022148] [2022-03-03 18:23:23,635 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757022148] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:23,635 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:23,635 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:23,635 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39054571] [2022-03-03 18:23:23,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:23,635 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:23,636 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:23,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:23,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:23,636 INFO L87 Difference]: Start difference. First operand 2921 states and 5587 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:24,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:24,760 INFO L93 Difference]: Finished difference Result 5139 states and 9905 transitions. [2022-03-03 18:23:24,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-03 18:23:24,761 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:24,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:24,767 INFO L225 Difference]: With dead ends: 5139 [2022-03-03 18:23:24,768 INFO L226 Difference]: Without dead ends: 5139 [2022-03-03 18:23:24,768 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 265 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=266, Invalid=994, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:23:24,768 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 485 mSDsluCounter, 2440 mSDsCounter, 0 mSdLazyCounter, 1803 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 485 SdHoareTripleChecker+Valid, 2756 SdHoareTripleChecker+Invalid, 1972 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 1803 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:24,768 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [485 Valid, 2756 Invalid, 1972 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 1803 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:23:24,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5139 states. [2022-03-03 18:23:24,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5139 to 2918. [2022-03-03 18:23:24,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2918 states, 2904 states have (on average 1.921831955922865) internal successors, (5581), 2917 states have internal predecessors, (5581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:24,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 2918 states and 5581 transitions. [2022-03-03 18:23:24,799 INFO L78 Accepts]: Start accepts. Automaton has 2918 states and 5581 transitions. Word has length 163 [2022-03-03 18:23:24,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:24,799 INFO L470 AbstractCegarLoop]: Abstraction has 2918 states and 5581 transitions. [2022-03-03 18:23:24,799 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:24,799 INFO L276 IsEmpty]: Start isEmpty. Operand 2918 states and 5581 transitions. [2022-03-03 18:23:24,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:24,800 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:24,800 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:24,800 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-03-03 18:23:24,800 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:24,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:24,801 INFO L85 PathProgramCache]: Analyzing trace with hash 2117017922, now seen corresponding path program 36 times [2022-03-03 18:23:24,801 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:24,801 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186232762] [2022-03-03 18:23:24,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:24,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:24,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:24,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:24,984 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:24,984 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186232762] [2022-03-03 18:23:24,984 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [186232762] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:24,984 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:24,984 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:24,984 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215861361] [2022-03-03 18:23:24,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:24,985 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:24,985 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:24,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:24,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:24,985 INFO L87 Difference]: Start difference. First operand 2918 states and 5581 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:26,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:26,055 INFO L93 Difference]: Finished difference Result 5096 states and 9821 transitions. [2022-03-03 18:23:26,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-03 18:23:26,056 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:26,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:26,063 INFO L225 Difference]: With dead ends: 5096 [2022-03-03 18:23:26,063 INFO L226 Difference]: Without dead ends: 5096 [2022-03-03 18:23:26,063 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 293 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=269, Invalid=1063, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:23:26,064 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 508 mSDsluCounter, 1943 mSDsCounter, 0 mSdLazyCounter, 1443 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 508 SdHoareTripleChecker+Valid, 2258 SdHoareTripleChecker+Invalid, 1627 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 1443 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:26,064 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [508 Valid, 2258 Invalid, 1627 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [184 Valid, 1443 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:23:26,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5096 states. [2022-03-03 18:23:26,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5096 to 2920. [2022-03-03 18:23:26,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2920 states, 2906 states have (on average 1.9218857536132141) internal successors, (5585), 2919 states have internal predecessors, (5585), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:26,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2920 states to 2920 states and 5585 transitions. [2022-03-03 18:23:26,106 INFO L78 Accepts]: Start accepts. Automaton has 2920 states and 5585 transitions. Word has length 163 [2022-03-03 18:23:26,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:26,106 INFO L470 AbstractCegarLoop]: Abstraction has 2920 states and 5585 transitions. [2022-03-03 18:23:26,106 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:26,106 INFO L276 IsEmpty]: Start isEmpty. Operand 2920 states and 5585 transitions. [2022-03-03 18:23:26,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:26,107 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:26,108 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:26,108 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-03-03 18:23:26,108 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:26,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:26,108 INFO L85 PathProgramCache]: Analyzing trace with hash 2027473568, now seen corresponding path program 37 times [2022-03-03 18:23:26,108 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:26,108 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685729840] [2022-03-03 18:23:26,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:26,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:26,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:26,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:26,323 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:26,324 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685729840] [2022-03-03 18:23:26,324 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685729840] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:26,324 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:26,324 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:26,324 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216818684] [2022-03-03 18:23:26,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:26,324 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:26,324 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:26,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:26,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:26,325 INFO L87 Difference]: Start difference. First operand 2920 states and 5585 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:27,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:27,398 INFO L93 Difference]: Finished difference Result 5053 states and 9739 transitions. [2022-03-03 18:23:27,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-03 18:23:27,399 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:27,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:27,405 INFO L225 Difference]: With dead ends: 5053 [2022-03-03 18:23:27,405 INFO L226 Difference]: Without dead ends: 5053 [2022-03-03 18:23:27,405 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 319 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=275, Invalid=1131, Unknown=0, NotChecked=0, Total=1406 [2022-03-03 18:23:27,406 INFO L933 BasicCegarLoop]: 325 mSDtfsCounter, 627 mSDsluCounter, 1845 mSDsCounter, 0 mSdLazyCounter, 1455 mSolverCounterSat, 222 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 627 SdHoareTripleChecker+Valid, 2168 SdHoareTripleChecker+Invalid, 1677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 222 IncrementalHoareTripleChecker+Valid, 1455 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:27,406 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [627 Valid, 2168 Invalid, 1677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [222 Valid, 1455 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:23:27,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5053 states. [2022-03-03 18:23:27,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5053 to 2913. [2022-03-03 18:23:27,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2913 states, 2899 states have (on average 1.9216971369437736) internal successors, (5571), 2912 states have internal predecessors, (5571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:27,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2913 states to 2913 states and 5571 transitions. [2022-03-03 18:23:27,459 INFO L78 Accepts]: Start accepts. Automaton has 2913 states and 5571 transitions. Word has length 163 [2022-03-03 18:23:27,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:27,459 INFO L470 AbstractCegarLoop]: Abstraction has 2913 states and 5571 transitions. [2022-03-03 18:23:27,460 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:27,460 INFO L276 IsEmpty]: Start isEmpty. Operand 2913 states and 5571 transitions. [2022-03-03 18:23:27,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:27,461 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:27,461 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:27,461 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-03-03 18:23:27,461 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:27,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:27,462 INFO L85 PathProgramCache]: Analyzing trace with hash 337480590, now seen corresponding path program 38 times [2022-03-03 18:23:27,462 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:27,462 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879240222] [2022-03-03 18:23:27,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:27,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:27,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:27,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:27,712 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:27,712 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879240222] [2022-03-03 18:23:27,712 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [879240222] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:27,713 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:27,713 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:27,713 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160357311] [2022-03-03 18:23:27,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:27,713 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:27,713 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:27,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:27,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:27,714 INFO L87 Difference]: Start difference. First operand 2913 states and 5571 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:28,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:28,649 INFO L93 Difference]: Finished difference Result 4159 states and 7975 transitions. [2022-03-03 18:23:28,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-03 18:23:28,649 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:28,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:28,655 INFO L225 Difference]: With dead ends: 4159 [2022-03-03 18:23:28,656 INFO L226 Difference]: Without dead ends: 4159 [2022-03-03 18:23:28,656 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 180 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=276, Invalid=846, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:23:28,657 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 772 mSDsluCounter, 1927 mSDsCounter, 0 mSdLazyCounter, 1493 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 772 SdHoareTripleChecker+Valid, 2297 SdHoareTripleChecker+Invalid, 1658 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 1493 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:28,657 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [772 Valid, 2297 Invalid, 1658 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 1493 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:23:28,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4159 states. [2022-03-03 18:23:28,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4159 to 2920. [2022-03-03 18:23:28,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2920 states, 2906 states have (on average 1.9218857536132141) internal successors, (5585), 2919 states have internal predecessors, (5585), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:28,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2920 states to 2920 states and 5585 transitions. [2022-03-03 18:23:28,689 INFO L78 Accepts]: Start accepts. Automaton has 2920 states and 5585 transitions. Word has length 163 [2022-03-03 18:23:28,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:28,689 INFO L470 AbstractCegarLoop]: Abstraction has 2920 states and 5585 transitions. [2022-03-03 18:23:28,689 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:28,689 INFO L276 IsEmpty]: Start isEmpty. Operand 2920 states and 5585 transitions. [2022-03-03 18:23:28,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:28,690 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:28,690 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:28,690 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-03-03 18:23:28,691 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:28,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:28,691 INFO L85 PathProgramCache]: Analyzing trace with hash 237440490, now seen corresponding path program 39 times [2022-03-03 18:23:28,691 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:28,691 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134427965] [2022-03-03 18:23:28,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:28,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:28,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:28,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:28,871 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:28,871 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134427965] [2022-03-03 18:23:28,872 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134427965] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:28,872 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:28,872 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:28,872 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125423291] [2022-03-03 18:23:28,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:28,872 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:28,872 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:28,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:28,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:28,873 INFO L87 Difference]: Start difference. First operand 2920 states and 5585 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:30,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:30,105 INFO L93 Difference]: Finished difference Result 5506 states and 10565 transitions. [2022-03-03 18:23:30,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-03 18:23:30,106 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:30,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:30,112 INFO L225 Difference]: With dead ends: 5506 [2022-03-03 18:23:30,112 INFO L226 Difference]: Without dead ends: 5506 [2022-03-03 18:23:30,113 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=259, Invalid=1001, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:23:30,113 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 701 mSDsluCounter, 2520 mSDsCounter, 0 mSdLazyCounter, 2064 mSolverCounterSat, 235 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 701 SdHoareTripleChecker+Valid, 2846 SdHoareTripleChecker+Invalid, 2299 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 235 IncrementalHoareTripleChecker+Valid, 2064 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:30,113 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [701 Valid, 2846 Invalid, 2299 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [235 Valid, 2064 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:23:30,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5506 states. [2022-03-03 18:23:30,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5506 to 2915. [2022-03-03 18:23:30,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2915 states, 2901 states have (on average 1.9217511203033437) internal successors, (5575), 2914 states have internal predecessors, (5575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:30,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2915 states to 2915 states and 5575 transitions. [2022-03-03 18:23:30,146 INFO L78 Accepts]: Start accepts. Automaton has 2915 states and 5575 transitions. Word has length 163 [2022-03-03 18:23:30,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:30,146 INFO L470 AbstractCegarLoop]: Abstraction has 2915 states and 5575 transitions. [2022-03-03 18:23:30,147 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:30,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2915 states and 5575 transitions. [2022-03-03 18:23:30,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:30,148 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:30,148 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:30,148 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-03-03 18:23:30,148 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:30,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:30,148 INFO L85 PathProgramCache]: Analyzing trace with hash 562343530, now seen corresponding path program 40 times [2022-03-03 18:23:30,148 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:30,148 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287896140] [2022-03-03 18:23:30,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:30,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:30,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:30,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:30,340 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:30,340 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287896140] [2022-03-03 18:23:30,341 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [287896140] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:30,341 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:30,341 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:30,341 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567729018] [2022-03-03 18:23:30,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:30,341 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:30,341 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:30,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:30,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:30,342 INFO L87 Difference]: Start difference. First operand 2915 states and 5575 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:31,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:31,501 INFO L93 Difference]: Finished difference Result 5388 states and 10333 transitions. [2022-03-03 18:23:31,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-03 18:23:31,501 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:31,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:31,507 INFO L225 Difference]: With dead ends: 5388 [2022-03-03 18:23:31,507 INFO L226 Difference]: Without dead ends: 5388 [2022-03-03 18:23:31,507 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 272 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=269, Invalid=991, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:23:31,507 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 735 mSDsluCounter, 2360 mSDsCounter, 0 mSdLazyCounter, 1821 mSolverCounterSat, 235 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 735 SdHoareTripleChecker+Valid, 2687 SdHoareTripleChecker+Invalid, 2056 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 235 IncrementalHoareTripleChecker+Valid, 1821 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:31,507 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [735 Valid, 2687 Invalid, 2056 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [235 Valid, 1821 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:23:31,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5388 states. [2022-03-03 18:23:31,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5388 to 2917. [2022-03-03 18:23:31,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2917 states, 2903 states have (on average 1.921805029280055) internal successors, (5579), 2916 states have internal predecessors, (5579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:31,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2917 states to 2917 states and 5579 transitions. [2022-03-03 18:23:31,545 INFO L78 Accepts]: Start accepts. Automaton has 2917 states and 5579 transitions. Word has length 163 [2022-03-03 18:23:31,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:31,545 INFO L470 AbstractCegarLoop]: Abstraction has 2917 states and 5579 transitions. [2022-03-03 18:23:31,545 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:31,546 INFO L276 IsEmpty]: Start isEmpty. Operand 2917 states and 5579 transitions. [2022-03-03 18:23:31,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:31,547 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:31,547 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:31,547 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-03-03 18:23:31,547 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:31,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:31,547 INFO L85 PathProgramCache]: Analyzing trace with hash 1388123590, now seen corresponding path program 41 times [2022-03-03 18:23:31,547 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:31,547 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378425736] [2022-03-03 18:23:31,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:31,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:31,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:31,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:31,721 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:31,721 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378425736] [2022-03-03 18:23:31,721 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1378425736] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:31,721 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:31,721 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:31,721 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440501583] [2022-03-03 18:23:31,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:31,722 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:31,722 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:31,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:31,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:31,722 INFO L87 Difference]: Start difference. First operand 2917 states and 5579 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:32,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:32,741 INFO L93 Difference]: Finished difference Result 5483 states and 10523 transitions. [2022-03-03 18:23:32,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-03 18:23:32,741 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:32,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:32,747 INFO L225 Difference]: With dead ends: 5483 [2022-03-03 18:23:32,747 INFO L226 Difference]: Without dead ends: 5483 [2022-03-03 18:23:32,748 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 294 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=278, Invalid=1054, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:23:32,748 INFO L933 BasicCegarLoop]: 340 mSDtfsCounter, 951 mSDsluCounter, 1802 mSDsCounter, 0 mSdLazyCounter, 1436 mSolverCounterSat, 322 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 951 SdHoareTripleChecker+Valid, 2140 SdHoareTripleChecker+Invalid, 1758 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 322 IncrementalHoareTripleChecker+Valid, 1436 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:32,749 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [951 Valid, 2140 Invalid, 1758 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [322 Valid, 1436 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:23:32,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5483 states. [2022-03-03 18:23:32,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5483 to 2913. [2022-03-03 18:23:32,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2913 states, 2899 states have (on average 1.9216971369437736) internal successors, (5571), 2912 states have internal predecessors, (5571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:32,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2913 states to 2913 states and 5571 transitions. [2022-03-03 18:23:32,779 INFO L78 Accepts]: Start accepts. Automaton has 2913 states and 5571 transitions. Word has length 163 [2022-03-03 18:23:32,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:32,779 INFO L470 AbstractCegarLoop]: Abstraction has 2913 states and 5571 transitions. [2022-03-03 18:23:32,779 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:32,780 INFO L276 IsEmpty]: Start isEmpty. Operand 2913 states and 5571 transitions. [2022-03-03 18:23:32,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:32,780 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:32,781 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:32,781 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-03-03 18:23:32,781 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:32,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:32,781 INFO L85 PathProgramCache]: Analyzing trace with hash -1162577206, now seen corresponding path program 42 times [2022-03-03 18:23:32,781 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:32,781 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046751363] [2022-03-03 18:23:32,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:32,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:32,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:32,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:32,982 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:32,983 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046751363] [2022-03-03 18:23:32,983 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046751363] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:32,983 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:32,983 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:32,983 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610137990] [2022-03-03 18:23:32,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:32,983 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:32,983 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:32,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:32,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:32,984 INFO L87 Difference]: Start difference. First operand 2913 states and 5571 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:34,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:34,310 INFO L93 Difference]: Finished difference Result 5442 states and 10439 transitions. [2022-03-03 18:23:34,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-03-03 18:23:34,310 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:34,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:34,316 INFO L225 Difference]: With dead ends: 5442 [2022-03-03 18:23:34,316 INFO L226 Difference]: Without dead ends: 5442 [2022-03-03 18:23:34,316 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 299 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=310, Invalid=1096, Unknown=0, NotChecked=0, Total=1406 [2022-03-03 18:23:34,317 INFO L933 BasicCegarLoop]: 369 mSDtfsCounter, 881 mSDsluCounter, 2295 mSDsCounter, 0 mSdLazyCounter, 1924 mSolverCounterSat, 273 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 881 SdHoareTripleChecker+Valid, 2662 SdHoareTripleChecker+Invalid, 2197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 273 IncrementalHoareTripleChecker+Valid, 1924 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:34,317 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [881 Valid, 2662 Invalid, 2197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [273 Valid, 1924 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:23:34,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5442 states. [2022-03-03 18:23:34,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5442 to 2909. [2022-03-03 18:23:34,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2909 states, 2895 states have (on average 1.9215889464594127) internal successors, (5563), 2908 states have internal predecessors, (5563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:34,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2909 states to 2909 states and 5563 transitions. [2022-03-03 18:23:34,349 INFO L78 Accepts]: Start accepts. Automaton has 2909 states and 5563 transitions. Word has length 163 [2022-03-03 18:23:34,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:34,349 INFO L470 AbstractCegarLoop]: Abstraction has 2909 states and 5563 transitions. [2022-03-03 18:23:34,349 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:34,349 INFO L276 IsEmpty]: Start isEmpty. Operand 2909 states and 5563 transitions. [2022-03-03 18:23:34,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:34,350 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:34,350 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:34,350 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-03-03 18:23:34,351 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:34,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:34,351 INFO L85 PathProgramCache]: Analyzing trace with hash -1252121560, now seen corresponding path program 43 times [2022-03-03 18:23:34,351 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:34,351 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190456695] [2022-03-03 18:23:34,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:34,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:34,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:34,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:34,521 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:34,522 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190456695] [2022-03-03 18:23:34,522 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1190456695] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:34,522 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:34,522 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:34,522 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632969036] [2022-03-03 18:23:34,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:34,522 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:34,522 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:34,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:34,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:34,523 INFO L87 Difference]: Start difference. First operand 2909 states and 5563 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:35,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:35,738 INFO L93 Difference]: Finished difference Result 5465 states and 10489 transitions. [2022-03-03 18:23:35,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-03 18:23:35,739 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:35,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:35,745 INFO L225 Difference]: With dead ends: 5465 [2022-03-03 18:23:35,745 INFO L226 Difference]: Without dead ends: 5465 [2022-03-03 18:23:35,745 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 322 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=320, Invalid=1162, Unknown=0, NotChecked=0, Total=1482 [2022-03-03 18:23:35,746 INFO L933 BasicCegarLoop]: 367 mSDtfsCounter, 1049 mSDsluCounter, 1933 mSDsCounter, 0 mSdLazyCounter, 1699 mSolverCounterSat, 363 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1049 SdHoareTripleChecker+Valid, 2298 SdHoareTripleChecker+Invalid, 2062 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 363 IncrementalHoareTripleChecker+Valid, 1699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:35,746 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1049 Valid, 2298 Invalid, 2062 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [363 Valid, 1699 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:23:35,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5465 states. [2022-03-03 18:23:35,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5465 to 2901. [2022-03-03 18:23:35,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2901 states, 2887 states have (on average 1.921371666089366) internal successors, (5547), 2900 states have internal predecessors, (5547), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:35,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2901 states to 2901 states and 5547 transitions. [2022-03-03 18:23:35,782 INFO L78 Accepts]: Start accepts. Automaton has 2901 states and 5547 transitions. Word has length 163 [2022-03-03 18:23:35,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:35,782 INFO L470 AbstractCegarLoop]: Abstraction has 2901 states and 5547 transitions. [2022-03-03 18:23:35,783 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:35,783 INFO L276 IsEmpty]: Start isEmpty. Operand 2901 states and 5547 transitions. [2022-03-03 18:23:35,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:35,784 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:35,784 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:35,784 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-03-03 18:23:35,784 INFO L402 AbstractCegarLoop]: === Iteration 55 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:35,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:35,784 INFO L85 PathProgramCache]: Analyzing trace with hash 1804675194, now seen corresponding path program 1 times [2022-03-03 18:23:35,784 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:35,785 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779939737] [2022-03-03 18:23:35,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:35,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:35,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:36,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:36,077 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:36,077 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779939737] [2022-03-03 18:23:36,077 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779939737] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:36,077 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:36,077 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:36,077 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494031695] [2022-03-03 18:23:36,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:36,078 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:36,078 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:36,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:36,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:36,078 INFO L87 Difference]: Start difference. First operand 2901 states and 5547 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:36,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:36,519 INFO L93 Difference]: Finished difference Result 2904 states and 5549 transitions. [2022-03-03 18:23:36,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-03-03 18:23:36,519 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:36,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:36,522 INFO L225 Difference]: With dead ends: 2904 [2022-03-03 18:23:36,522 INFO L226 Difference]: Without dead ends: 2904 [2022-03-03 18:23:36,522 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=107, Invalid=313, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:23:36,523 INFO L933 BasicCegarLoop]: 367 mSDtfsCounter, 580 mSDsluCounter, 1701 mSDsCounter, 0 mSdLazyCounter, 726 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 580 SdHoareTripleChecker+Valid, 2067 SdHoareTripleChecker+Invalid, 765 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 726 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:36,523 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [580 Valid, 2067 Invalid, 765 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 726 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-03 18:23:36,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2904 states. [2022-03-03 18:23:36,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2904 to 2836. [2022-03-03 18:23:36,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2836 states, 2823 states have (on average 1.9178179241941198) internal successors, (5414), 2835 states have internal predecessors, (5414), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:36,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2836 states to 2836 states and 5414 transitions. [2022-03-03 18:23:36,546 INFO L78 Accepts]: Start accepts. Automaton has 2836 states and 5414 transitions. Word has length 163 [2022-03-03 18:23:36,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:36,546 INFO L470 AbstractCegarLoop]: Abstraction has 2836 states and 5414 transitions. [2022-03-03 18:23:36,546 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:36,546 INFO L276 IsEmpty]: Start isEmpty. Operand 2836 states and 5414 transitions. [2022-03-03 18:23:36,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:36,547 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:36,547 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:36,547 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-03-03 18:23:36,547 INFO L402 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:36,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:36,548 INFO L85 PathProgramCache]: Analyzing trace with hash 512039702, now seen corresponding path program 44 times [2022-03-03 18:23:36,548 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:36,548 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748267644] [2022-03-03 18:23:36,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:36,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:36,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:36,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:36,831 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:36,832 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [748267644] [2022-03-03 18:23:36,832 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [748267644] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:36,832 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:36,832 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:36,832 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834397671] [2022-03-03 18:23:36,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:36,832 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:36,832 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:36,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:36,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:36,833 INFO L87 Difference]: Start difference. First operand 2836 states and 5414 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:37,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:37,808 INFO L93 Difference]: Finished difference Result 3861 states and 7388 transitions. [2022-03-03 18:23:37,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-03-03 18:23:37,809 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:37,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:37,813 INFO L225 Difference]: With dead ends: 3861 [2022-03-03 18:23:37,813 INFO L226 Difference]: Without dead ends: 3861 [2022-03-03 18:23:37,814 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 242 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=307, Invalid=1025, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:23:37,814 INFO L933 BasicCegarLoop]: 372 mSDtfsCounter, 740 mSDsluCounter, 1895 mSDsCounter, 0 mSdLazyCounter, 1293 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 740 SdHoareTripleChecker+Valid, 2264 SdHoareTripleChecker+Invalid, 1430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 1293 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:37,814 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [740 Valid, 2264 Invalid, 1430 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1293 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:23:37,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3861 states. [2022-03-03 18:23:37,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3861 to 2835. [2022-03-03 18:23:37,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2835 states, 2822 states have (on average 1.917788802267895) internal successors, (5412), 2834 states have internal predecessors, (5412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:37,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2835 states to 2835 states and 5412 transitions. [2022-03-03 18:23:37,840 INFO L78 Accepts]: Start accepts. Automaton has 2835 states and 5412 transitions. Word has length 163 [2022-03-03 18:23:37,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:37,840 INFO L470 AbstractCegarLoop]: Abstraction has 2835 states and 5412 transitions. [2022-03-03 18:23:37,840 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:37,841 INFO L276 IsEmpty]: Start isEmpty. Operand 2835 states and 5412 transitions. [2022-03-03 18:23:37,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:37,841 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:37,842 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:37,842 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-03-03 18:23:37,842 INFO L402 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:37,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:37,842 INFO L85 PathProgramCache]: Analyzing trace with hash 411999602, now seen corresponding path program 45 times [2022-03-03 18:23:37,842 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:37,842 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302091657] [2022-03-03 18:23:37,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:37,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:37,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:38,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:38,016 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:38,016 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302091657] [2022-03-03 18:23:38,016 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [302091657] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:38,016 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:38,016 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:38,016 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231073136] [2022-03-03 18:23:38,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:38,017 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:38,017 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:38,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:38,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:38,017 INFO L87 Difference]: Start difference. First operand 2835 states and 5412 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:39,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:39,055 INFO L93 Difference]: Finished difference Result 3789 states and 7209 transitions. [2022-03-03 18:23:39,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-03 18:23:39,056 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:39,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:39,059 INFO L225 Difference]: With dead ends: 3789 [2022-03-03 18:23:39,059 INFO L226 Difference]: Without dead ends: 3789 [2022-03-03 18:23:39,059 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 309 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=264, Invalid=1068, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:23:39,060 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1034 mSDsluCounter, 1934 mSDsCounter, 0 mSdLazyCounter, 1369 mSolverCounterSat, 293 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1034 SdHoareTripleChecker+Valid, 2269 SdHoareTripleChecker+Invalid, 1662 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 293 IncrementalHoareTripleChecker+Valid, 1369 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:39,060 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1034 Valid, 2269 Invalid, 1662 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [293 Valid, 1369 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:23:39,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3789 states. [2022-03-03 18:23:39,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3789 to 2794. [2022-03-03 18:23:39,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2794 states, 2781 states have (on average 1.916576770945703) internal successors, (5330), 2793 states have internal predecessors, (5330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:39,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2794 states to 2794 states and 5330 transitions. [2022-03-03 18:23:39,082 INFO L78 Accepts]: Start accepts. Automaton has 2794 states and 5330 transitions. Word has length 163 [2022-03-03 18:23:39,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:39,082 INFO L470 AbstractCegarLoop]: Abstraction has 2794 states and 5330 transitions. [2022-03-03 18:23:39,082 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:39,082 INFO L276 IsEmpty]: Start isEmpty. Operand 2794 states and 5330 transitions. [2022-03-03 18:23:39,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:39,083 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:39,083 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:39,083 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-03-03 18:23:39,084 INFO L402 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:39,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:39,084 INFO L85 PathProgramCache]: Analyzing trace with hash 315941806, now seen corresponding path program 46 times [2022-03-03 18:23:39,084 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:39,084 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715695811] [2022-03-03 18:23:39,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:39,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:39,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:39,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:39,254 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:39,254 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715695811] [2022-03-03 18:23:39,254 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1715695811] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:39,254 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:39,255 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:39,255 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034271184] [2022-03-03 18:23:39,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:39,255 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:39,255 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:39,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:39,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:39,255 INFO L87 Difference]: Start difference. First operand 2794 states and 5330 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:40,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:40,309 INFO L93 Difference]: Finished difference Result 5171 states and 9905 transitions. [2022-03-03 18:23:40,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-03 18:23:40,310 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:40,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:40,315 INFO L225 Difference]: With dead ends: 5171 [2022-03-03 18:23:40,315 INFO L226 Difference]: Without dead ends: 5171 [2022-03-03 18:23:40,316 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 318 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=270, Invalid=1062, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:23:40,316 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 889 mSDsluCounter, 2125 mSDsCounter, 0 mSdLazyCounter, 1602 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 889 SdHoareTripleChecker+Valid, 2466 SdHoareTripleChecker+Invalid, 1893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 1602 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:40,316 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [889 Valid, 2466 Invalid, 1893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 1602 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:23:40,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5171 states. [2022-03-03 18:23:40,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5171 to 2762. [2022-03-03 18:23:40,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2762 states, 2749 states have (on average 1.915605674790833) internal successors, (5266), 2761 states have internal predecessors, (5266), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:40,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2762 states to 2762 states and 5266 transitions. [2022-03-03 18:23:40,344 INFO L78 Accepts]: Start accepts. Automaton has 2762 states and 5266 transitions. Word has length 163 [2022-03-03 18:23:40,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:40,345 INFO L470 AbstractCegarLoop]: Abstraction has 2762 states and 5266 transitions. [2022-03-03 18:23:40,345 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:40,345 INFO L276 IsEmpty]: Start isEmpty. Operand 2762 states and 5266 transitions. [2022-03-03 18:23:40,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:40,346 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:40,346 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:40,346 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-03-03 18:23:40,346 INFO L402 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:40,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:40,347 INFO L85 PathProgramCache]: Analyzing trace with hash 640844846, now seen corresponding path program 47 times [2022-03-03 18:23:40,347 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:40,347 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505517838] [2022-03-03 18:23:40,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:40,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:40,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:40,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:40,523 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:40,523 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505517838] [2022-03-03 18:23:40,523 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505517838] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:40,523 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:40,524 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:40,524 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860118601] [2022-03-03 18:23:40,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:40,524 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:40,524 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:40,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:40,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:40,525 INFO L87 Difference]: Start difference. First operand 2762 states and 5266 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:41,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:41,728 INFO L93 Difference]: Finished difference Result 5149 states and 9859 transitions. [2022-03-03 18:23:41,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-03 18:23:41,729 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:41,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:41,734 INFO L225 Difference]: With dead ends: 5149 [2022-03-03 18:23:41,734 INFO L226 Difference]: Without dead ends: 5149 [2022-03-03 18:23:41,734 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 311 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=283, Invalid=1049, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:23:41,735 INFO L933 BasicCegarLoop]: 378 mSDtfsCounter, 863 mSDsluCounter, 2378 mSDsCounter, 0 mSdLazyCounter, 1894 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 863 SdHoareTripleChecker+Valid, 2753 SdHoareTripleChecker+Invalid, 2152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 1894 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:41,735 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [863 Valid, 2753 Invalid, 2152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 1894 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:23:41,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5149 states. [2022-03-03 18:23:41,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5149 to 2758. [2022-03-03 18:23:41,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2758 states, 2745 states have (on average 1.9154826958105646) internal successors, (5258), 2757 states have internal predecessors, (5258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:41,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2758 states to 2758 states and 5258 transitions. [2022-03-03 18:23:41,768 INFO L78 Accepts]: Start accepts. Automaton has 2758 states and 5258 transitions. Word has length 163 [2022-03-03 18:23:41,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:41,768 INFO L470 AbstractCegarLoop]: Abstraction has 2758 states and 5258 transitions. [2022-03-03 18:23:41,768 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:41,768 INFO L276 IsEmpty]: Start isEmpty. Operand 2758 states and 5258 transitions. [2022-03-03 18:23:41,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-03-03 18:23:41,769 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:41,769 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:41,769 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-03-03 18:23:41,769 INFO L402 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:41,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:41,770 INFO L85 PathProgramCache]: Analyzing trace with hash 1466624906, now seen corresponding path program 48 times [2022-03-03 18:23:41,770 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:41,770 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [441770433] [2022-03-03 18:23:41,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:41,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:41,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:41,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:41,950 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:41,950 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [441770433] [2022-03-03 18:23:41,950 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [441770433] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:41,950 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:41,950 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:41,951 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216334038] [2022-03-03 18:23:41,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:41,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:41,951 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:41,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:41,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:41,952 INFO L87 Difference]: Start difference. First operand 2758 states and 5258 transitions. Second operand has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:43,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:43,327 INFO L93 Difference]: Finished difference Result 5122 states and 9813 transitions. [2022-03-03 18:23:43,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-03 18:23:43,327 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 163 [2022-03-03 18:23:43,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:43,333 INFO L225 Difference]: With dead ends: 5122 [2022-03-03 18:23:43,333 INFO L226 Difference]: Without dead ends: 5122 [2022-03-03 18:23:43,333 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 340 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=293, Invalid=1113, Unknown=0, NotChecked=0, Total=1406 [2022-03-03 18:23:43,333 INFO L933 BasicCegarLoop]: 388 mSDtfsCounter, 909 mSDsluCounter, 2605 mSDsCounter, 0 mSdLazyCounter, 2174 mSolverCounterSat, 252 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 909 SdHoareTripleChecker+Valid, 2991 SdHoareTripleChecker+Invalid, 2426 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 252 IncrementalHoareTripleChecker+Valid, 2174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:43,334 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [909 Valid, 2991 Invalid, 2426 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [252 Valid, 2174 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:23:43,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5122 states. [2022-03-03 18:23:43,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5122 to 2630. [2022-03-03 18:23:43,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2630 states, 2618 states have (on average 1.9136745607333843) internal successors, (5010), 2629 states have internal predecessors, (5010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:43,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 2630 states and 5010 transitions. [2022-03-03 18:23:43,369 INFO L78 Accepts]: Start accepts. Automaton has 2630 states and 5010 transitions. Word has length 163 [2022-03-03 18:23:43,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:43,370 INFO L470 AbstractCegarLoop]: Abstraction has 2630 states and 5010 transitions. [2022-03-03 18:23:43,370 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.583333333333334) internal successors, (163), 13 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:43,370 INFO L276 IsEmpty]: Start isEmpty. Operand 2630 states and 5010 transitions. [2022-03-03 18:23:43,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2022-03-03 18:23:43,371 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:43,371 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:43,371 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-03-03 18:23:43,371 INFO L402 AbstractCegarLoop]: === Iteration 61 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:43,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:43,372 INFO L85 PathProgramCache]: Analyzing trace with hash 2098953351, now seen corresponding path program 1 times [2022-03-03 18:23:43,372 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:43,372 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730683608] [2022-03-03 18:23:43,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:43,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:43,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:43,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:43,654 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:43,654 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730683608] [2022-03-03 18:23:43,654 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730683608] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:43,654 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:43,654 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:43,655 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933660500] [2022-03-03 18:23:43,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:43,655 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:43,655 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:43,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:43,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:43,656 INFO L87 Difference]: Start difference. First operand 2630 states and 5010 transitions. Second operand has 13 states, 12 states have (on average 14.25) internal successors, (171), 13 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:44,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:44,468 INFO L93 Difference]: Finished difference Result 2913 states and 5515 transitions. [2022-03-03 18:23:44,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:23:44,469 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.25) internal successors, (171), 13 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 171 [2022-03-03 18:23:44,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:44,473 INFO L225 Difference]: With dead ends: 2913 [2022-03-03 18:23:44,473 INFO L226 Difference]: Without dead ends: 2913 [2022-03-03 18:23:44,473 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=201, Invalid=669, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:23:44,474 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 646 mSDsluCounter, 2288 mSDsCounter, 0 mSdLazyCounter, 1140 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 646 SdHoareTripleChecker+Valid, 2643 SdHoareTripleChecker+Invalid, 1190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 1140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:44,474 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [646 Valid, 2643 Invalid, 1190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 1140 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-03 18:23:44,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2913 states. [2022-03-03 18:23:44,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2913 to 2585. [2022-03-03 18:23:44,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2585 states, 2573 states have (on average 1.9121647881849981) internal successors, (4920), 2584 states have internal predecessors, (4920), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:44,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2585 states to 2585 states and 4920 transitions. [2022-03-03 18:23:44,503 INFO L78 Accepts]: Start accepts. Automaton has 2585 states and 4920 transitions. Word has length 171 [2022-03-03 18:23:44,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:44,503 INFO L470 AbstractCegarLoop]: Abstraction has 2585 states and 4920 transitions. [2022-03-03 18:23:44,503 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.25) internal successors, (171), 13 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:44,503 INFO L276 IsEmpty]: Start isEmpty. Operand 2585 states and 4920 transitions. [2022-03-03 18:23:44,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:23:44,505 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:44,505 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:44,505 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-03-03 18:23:44,505 INFO L402 AbstractCegarLoop]: === Iteration 62 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:44,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:44,506 INFO L85 PathProgramCache]: Analyzing trace with hash -1645465888, now seen corresponding path program 1 times [2022-03-03 18:23:44,506 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:44,506 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959846814] [2022-03-03 18:23:44,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:44,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:44,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:45,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:45,199 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:45,199 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959846814] [2022-03-03 18:23:45,199 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1959846814] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:45,199 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:45,199 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:23:45,199 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045418433] [2022-03-03 18:23:45,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:45,200 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:23:45,200 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:45,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:23:45,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=528, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:23:45,201 INFO L87 Difference]: Start difference. First operand 2585 states and 4920 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:47,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:47,170 INFO L93 Difference]: Finished difference Result 5038 states and 9780 transitions. [2022-03-03 18:23:47,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-03 18:23:47,171 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:23:47,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:47,176 INFO L225 Difference]: With dead ends: 5038 [2022-03-03 18:23:47,176 INFO L226 Difference]: Without dead ends: 5038 [2022-03-03 18:23:47,177 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 548 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=534, Invalid=2328, Unknown=0, NotChecked=0, Total=2862 [2022-03-03 18:23:47,177 INFO L933 BasicCegarLoop]: 226 mSDtfsCounter, 1239 mSDsluCounter, 3496 mSDsCounter, 0 mSdLazyCounter, 2666 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1239 SdHoareTripleChecker+Valid, 3718 SdHoareTripleChecker+Invalid, 2791 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 2666 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:47,177 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1239 Valid, 3718 Invalid, 2791 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 2666 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:23:47,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5038 states. [2022-03-03 18:23:47,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5038 to 2677. [2022-03-03 18:23:47,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2677 states, 2665 states have (on average 1.9151969981238275) internal successors, (5104), 2676 states have internal predecessors, (5104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:47,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2677 states to 2677 states and 5104 transitions. [2022-03-03 18:23:47,206 INFO L78 Accepts]: Start accepts. Automaton has 2677 states and 5104 transitions. Word has length 172 [2022-03-03 18:23:47,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:47,206 INFO L470 AbstractCegarLoop]: Abstraction has 2677 states and 5104 transitions. [2022-03-03 18:23:47,206 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:47,206 INFO L276 IsEmpty]: Start isEmpty. Operand 2677 states and 5104 transitions. [2022-03-03 18:23:47,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:23:47,207 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:47,207 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:47,207 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-03-03 18:23:47,208 INFO L402 AbstractCegarLoop]: === Iteration 63 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:47,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:47,208 INFO L85 PathProgramCache]: Analyzing trace with hash 396582650, now seen corresponding path program 2 times [2022-03-03 18:23:47,208 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:47,208 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063839766] [2022-03-03 18:23:47,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:47,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:47,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:47,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:47,825 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:47,825 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063839766] [2022-03-03 18:23:47,825 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2063839766] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:47,825 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:47,825 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:23:47,825 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821268509] [2022-03-03 18:23:47,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:47,826 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:23:47,826 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:47,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:23:47,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=627, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:23:47,826 INFO L87 Difference]: Start difference. First operand 2677 states and 5104 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:49,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:49,827 INFO L93 Difference]: Finished difference Result 5082 states and 9866 transitions. [2022-03-03 18:23:49,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-03 18:23:49,828 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:23:49,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:49,833 INFO L225 Difference]: With dead ends: 5082 [2022-03-03 18:23:49,834 INFO L226 Difference]: Without dead ends: 5082 [2022-03-03 18:23:49,834 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 801 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=632, Invalid=3150, Unknown=0, NotChecked=0, Total=3782 [2022-03-03 18:23:49,834 INFO L933 BasicCegarLoop]: 221 mSDtfsCounter, 1534 mSDsluCounter, 3249 mSDsCounter, 0 mSdLazyCounter, 2908 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1534 SdHoareTripleChecker+Valid, 3464 SdHoareTripleChecker+Invalid, 3064 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 2908 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:49,834 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1534 Valid, 3464 Invalid, 3064 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 2908 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:23:49,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5082 states. [2022-03-03 18:23:49,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5082 to 2688. [2022-03-03 18:23:49,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2688 states, 2676 states have (on average 1.9155455904334828) internal successors, (5126), 2687 states have internal predecessors, (5126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:49,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2688 states to 2688 states and 5126 transitions. [2022-03-03 18:23:49,863 INFO L78 Accepts]: Start accepts. Automaton has 2688 states and 5126 transitions. Word has length 172 [2022-03-03 18:23:49,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:49,864 INFO L470 AbstractCegarLoop]: Abstraction has 2688 states and 5126 transitions. [2022-03-03 18:23:49,864 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:49,864 INFO L276 IsEmpty]: Start isEmpty. Operand 2688 states and 5126 transitions. [2022-03-03 18:23:49,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:23:49,865 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:49,865 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:49,865 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-03-03 18:23:49,865 INFO L402 AbstractCegarLoop]: === Iteration 64 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:49,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:49,866 INFO L85 PathProgramCache]: Analyzing trace with hash -452372384, now seen corresponding path program 3 times [2022-03-03 18:23:49,866 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:49,866 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358801676] [2022-03-03 18:23:49,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:49,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:49,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:50,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:50,399 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:50,399 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358801676] [2022-03-03 18:23:50,399 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358801676] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:50,399 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:50,399 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:23:50,400 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852025353] [2022-03-03 18:23:50,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:50,400 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:23:50,400 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:50,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:23:50,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=534, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:23:50,401 INFO L87 Difference]: Start difference. First operand 2688 states and 5126 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:52,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:52,302 INFO L93 Difference]: Finished difference Result 5123 states and 9946 transitions. [2022-03-03 18:23:52,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:23:52,303 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:23:52,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:52,308 INFO L225 Difference]: With dead ends: 5123 [2022-03-03 18:23:52,308 INFO L226 Difference]: Without dead ends: 5123 [2022-03-03 18:23:52,309 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 702 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=628, Invalid=2794, Unknown=0, NotChecked=0, Total=3422 [2022-03-03 18:23:52,309 INFO L933 BasicCegarLoop]: 242 mSDtfsCounter, 1478 mSDsluCounter, 3486 mSDsCounter, 0 mSdLazyCounter, 2720 mSolverCounterSat, 173 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1478 SdHoareTripleChecker+Valid, 3724 SdHoareTripleChecker+Invalid, 2893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 173 IncrementalHoareTripleChecker+Valid, 2720 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:52,309 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1478 Valid, 3724 Invalid, 2893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [173 Valid, 2720 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:23:52,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5123 states. [2022-03-03 18:23:52,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5123 to 2699. [2022-03-03 18:23:52,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2699 states, 2687 states have (on average 1.915891328619278) internal successors, (5148), 2698 states have internal predecessors, (5148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:52,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2699 states and 5148 transitions. [2022-03-03 18:23:52,340 INFO L78 Accepts]: Start accepts. Automaton has 2699 states and 5148 transitions. Word has length 172 [2022-03-03 18:23:52,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:52,340 INFO L470 AbstractCegarLoop]: Abstraction has 2699 states and 5148 transitions. [2022-03-03 18:23:52,340 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:52,340 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 5148 transitions. [2022-03-03 18:23:52,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:23:52,342 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:52,342 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:52,342 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-03-03 18:23:52,342 INFO L402 AbstractCegarLoop]: === Iteration 65 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:52,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:52,343 INFO L85 PathProgramCache]: Analyzing trace with hash -1322206820, now seen corresponding path program 4 times [2022-03-03 18:23:52,343 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:52,343 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273373347] [2022-03-03 18:23:52,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:52,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:52,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:52,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:52,804 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:52,804 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273373347] [2022-03-03 18:23:52,804 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [273373347] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:52,804 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:52,804 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:23:52,804 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114858736] [2022-03-03 18:23:52,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:52,805 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:23:52,805 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:52,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:23:52,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:23:52,805 INFO L87 Difference]: Start difference. First operand 2699 states and 5148 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:54,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:54,732 INFO L93 Difference]: Finished difference Result 5167 states and 10032 transitions. [2022-03-03 18:23:54,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-03 18:23:54,733 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:23:54,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:54,738 INFO L225 Difference]: With dead ends: 5167 [2022-03-03 18:23:54,738 INFO L226 Difference]: Without dead ends: 5167 [2022-03-03 18:23:54,738 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 771 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=672, Invalid=2988, Unknown=0, NotChecked=0, Total=3660 [2022-03-03 18:23:54,738 INFO L933 BasicCegarLoop]: 250 mSDtfsCounter, 1277 mSDsluCounter, 3623 mSDsCounter, 0 mSdLazyCounter, 2748 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1277 SdHoareTripleChecker+Valid, 3869 SdHoareTripleChecker+Invalid, 2925 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 2748 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:54,739 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1277 Valid, 3869 Invalid, 2925 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 2748 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:23:54,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5167 states. [2022-03-03 18:23:54,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5167 to 2710. [2022-03-03 18:23:54,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2710 states, 2698 states have (on average 1.916234247590808) internal successors, (5170), 2709 states have internal predecessors, (5170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:54,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 2710 states and 5170 transitions. [2022-03-03 18:23:54,766 INFO L78 Accepts]: Start accepts. Automaton has 2710 states and 5170 transitions. Word has length 172 [2022-03-03 18:23:54,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:54,767 INFO L470 AbstractCegarLoop]: Abstraction has 2710 states and 5170 transitions. [2022-03-03 18:23:54,767 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:54,767 INFO L276 IsEmpty]: Start isEmpty. Operand 2710 states and 5170 transitions. [2022-03-03 18:23:54,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:23:54,768 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:54,768 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:54,768 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2022-03-03 18:23:54,768 INFO L402 AbstractCegarLoop]: === Iteration 66 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:54,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:54,769 INFO L85 PathProgramCache]: Analyzing trace with hash 384634430, now seen corresponding path program 5 times [2022-03-03 18:23:54,769 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:54,769 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405154864] [2022-03-03 18:23:54,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:54,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:54,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:55,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:55,226 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:55,227 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405154864] [2022-03-03 18:23:55,227 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405154864] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:55,227 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:55,227 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:23:55,227 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21517437] [2022-03-03 18:23:55,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:55,227 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:23:55,227 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:55,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:23:55,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=529, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:23:55,228 INFO L87 Difference]: Start difference. First operand 2710 states and 5170 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:57,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:57,427 INFO L93 Difference]: Finished difference Result 5733 states and 11082 transitions. [2022-03-03 18:23:57,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-03 18:23:57,427 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:23:57,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:57,434 INFO L225 Difference]: With dead ends: 5733 [2022-03-03 18:23:57,435 INFO L226 Difference]: Without dead ends: 5733 [2022-03-03 18:23:57,435 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 821 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=637, Invalid=3395, Unknown=0, NotChecked=0, Total=4032 [2022-03-03 18:23:57,435 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 1652 mSDsluCounter, 4410 mSDsCounter, 0 mSdLazyCounter, 3594 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1652 SdHoareTripleChecker+Valid, 4691 SdHoareTripleChecker+Invalid, 3724 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 3594 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:57,435 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1652 Valid, 4691 Invalid, 3724 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 3594 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:23:57,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5733 states. [2022-03-03 18:23:57,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5733 to 2741. [2022-03-03 18:23:57,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2741 states, 2729 states have (on average 1.9171857823378526) internal successors, (5232), 2740 states have internal predecessors, (5232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:57,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2741 states to 2741 states and 5232 transitions. [2022-03-03 18:23:57,465 INFO L78 Accepts]: Start accepts. Automaton has 2741 states and 5232 transitions. Word has length 172 [2022-03-03 18:23:57,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:57,466 INFO L470 AbstractCegarLoop]: Abstraction has 2741 states and 5232 transitions. [2022-03-03 18:23:57,466 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:23:57,466 INFO L276 IsEmpty]: Start isEmpty. Operand 2741 states and 5232 transitions. [2022-03-03 18:23:57,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:23:57,467 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:57,467 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:57,467 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-03-03 18:23:57,467 INFO L402 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:23:57,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:57,468 INFO L85 PathProgramCache]: Analyzing trace with hash 757478147, now seen corresponding path program 1 times [2022-03-03 18:23:57,468 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:57,468 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019069414] [2022-03-03 18:23:57,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:57,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:57,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:57,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:57,894 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:57,894 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1019069414] [2022-03-03 18:23:57,894 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1019069414] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:57,894 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:57,894 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:23:57,894 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901142434] [2022-03-03 18:23:57,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:57,895 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:23:57,895 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:57,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:23:57,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:23:57,895 INFO L87 Difference]: Start difference. First operand 2741 states and 5232 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:00,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:00,439 INFO L93 Difference]: Finished difference Result 6305 states and 12147 transitions. [2022-03-03 18:24:00,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:24:00,439 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:24:00,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:00,446 INFO L225 Difference]: With dead ends: 6305 [2022-03-03 18:24:00,446 INFO L226 Difference]: Without dead ends: 6305 [2022-03-03 18:24:00,446 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 690 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=616, Invalid=3044, Unknown=0, NotChecked=0, Total=3660 [2022-03-03 18:24:00,447 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 2066 mSDsluCounter, 4547 mSDsCounter, 0 mSdLazyCounter, 4504 mSolverCounterSat, 299 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2066 SdHoareTripleChecker+Valid, 4865 SdHoareTripleChecker+Invalid, 4803 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 299 IncrementalHoareTripleChecker+Valid, 4504 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:00,447 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2066 Valid, 4865 Invalid, 4803 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [299 Valid, 4504 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:24:00,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6305 states. [2022-03-03 18:24:00,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6305 to 2847. [2022-03-03 18:24:00,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2847 states, 2835 states have (on average 1.9202821869488536) internal successors, (5444), 2846 states have internal predecessors, (5444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:00,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2847 states to 2847 states and 5444 transitions. [2022-03-03 18:24:00,482 INFO L78 Accepts]: Start accepts. Automaton has 2847 states and 5444 transitions. Word has length 172 [2022-03-03 18:24:00,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:00,483 INFO L470 AbstractCegarLoop]: Abstraction has 2847 states and 5444 transitions. [2022-03-03 18:24:00,483 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:00,483 INFO L276 IsEmpty]: Start isEmpty. Operand 2847 states and 5444 transitions. [2022-03-03 18:24:00,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:24:00,484 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:00,484 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:00,484 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-03-03 18:24:00,484 INFO L402 AbstractCegarLoop]: === Iteration 68 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:24:00,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:00,485 INFO L85 PathProgramCache]: Analyzing trace with hash -402788708, now seen corresponding path program 6 times [2022-03-03 18:24:00,485 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:00,485 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449475079] [2022-03-03 18:24:00,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:00,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:00,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:01,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:01,013 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:01,013 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449475079] [2022-03-03 18:24:01,013 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [449475079] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:01,013 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:01,013 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:24:01,013 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218602552] [2022-03-03 18:24:01,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:01,014 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:24:01,014 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:01,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:24:01,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=623, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:24:01,015 INFO L87 Difference]: Start difference. First operand 2847 states and 5444 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:03,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:03,725 INFO L93 Difference]: Finished difference Result 6677 states and 12891 transitions. [2022-03-03 18:24:03,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-03 18:24:03,725 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:24:03,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:03,731 INFO L225 Difference]: With dead ends: 6677 [2022-03-03 18:24:03,731 INFO L226 Difference]: Without dead ends: 6677 [2022-03-03 18:24:03,732 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1689 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=919, Invalid=5723, Unknown=0, NotChecked=0, Total=6642 [2022-03-03 18:24:03,732 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1865 mSDsluCounter, 5638 mSDsCounter, 0 mSdLazyCounter, 4262 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1865 SdHoareTripleChecker+Valid, 5964 SdHoareTripleChecker+Invalid, 4387 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 4262 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:03,732 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1865 Valid, 5964 Invalid, 4387 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 4262 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:24:03,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6677 states. [2022-03-03 18:24:03,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6677 to 2933. [2022-03-03 18:24:03,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2933 states, 2921 states have (on average 1.922629236562821) internal successors, (5616), 2932 states have internal predecessors, (5616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:03,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2933 states to 2933 states and 5616 transitions. [2022-03-03 18:24:03,766 INFO L78 Accepts]: Start accepts. Automaton has 2933 states and 5616 transitions. Word has length 172 [2022-03-03 18:24:03,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:03,766 INFO L470 AbstractCegarLoop]: Abstraction has 2933 states and 5616 transitions. [2022-03-03 18:24:03,766 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:03,767 INFO L276 IsEmpty]: Start isEmpty. Operand 2933 states and 5616 transitions. [2022-03-03 18:24:03,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:24:03,768 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:03,768 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:03,768 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-03-03 18:24:03,768 INFO L402 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:24:03,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:03,769 INFO L85 PathProgramCache]: Analyzing trace with hash -29944991, now seen corresponding path program 2 times [2022-03-03 18:24:03,769 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:03,769 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387790613] [2022-03-03 18:24:03,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:03,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:03,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:04,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:04,257 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:04,257 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387790613] [2022-03-03 18:24:04,257 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387790613] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:04,257 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:04,257 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:24:04,257 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385869314] [2022-03-03 18:24:04,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:04,258 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:24:04,258 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:04,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:24:04,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=627, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:24:04,259 INFO L87 Difference]: Start difference. First operand 2933 states and 5616 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:07,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:07,395 INFO L93 Difference]: Finished difference Result 7964 states and 15324 transitions. [2022-03-03 18:24:07,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-03 18:24:07,395 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:24:07,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:07,404 INFO L225 Difference]: With dead ends: 7964 [2022-03-03 18:24:07,404 INFO L226 Difference]: Without dead ends: 7964 [2022-03-03 18:24:07,405 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1280 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=841, Invalid=4709, Unknown=0, NotChecked=0, Total=5550 [2022-03-03 18:24:07,405 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 2167 mSDsluCounter, 5376 mSDsCounter, 0 mSdLazyCounter, 5233 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2167 SdHoareTripleChecker+Valid, 5737 SdHoareTripleChecker+Invalid, 5497 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 5233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:07,406 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2167 Valid, 5737 Invalid, 5497 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 5233 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-03 18:24:07,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7964 states. [2022-03-03 18:24:07,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7964 to 2885. [2022-03-03 18:24:07,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2885 states, 2873 states have (on average 1.921336581970066) internal successors, (5520), 2884 states have internal predecessors, (5520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:07,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2885 states to 2885 states and 5520 transitions. [2022-03-03 18:24:07,470 INFO L78 Accepts]: Start accepts. Automaton has 2885 states and 5520 transitions. Word has length 172 [2022-03-03 18:24:07,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:07,470 INFO L470 AbstractCegarLoop]: Abstraction has 2885 states and 5520 transitions. [2022-03-03 18:24:07,470 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:07,470 INFO L276 IsEmpty]: Start isEmpty. Operand 2885 states and 5520 transitions. [2022-03-03 18:24:07,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:24:07,472 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:07,472 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:07,472 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-03-03 18:24:07,472 INFO L402 AbstractCegarLoop]: === Iteration 70 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:24:07,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:07,472 INFO L85 PathProgramCache]: Analyzing trace with hash -455650813, now seen corresponding path program 3 times [2022-03-03 18:24:07,472 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:07,473 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052579917] [2022-03-03 18:24:07,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:07,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:07,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:07,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:07,966 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:07,966 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052579917] [2022-03-03 18:24:07,966 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052579917] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:07,966 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:07,966 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:24:07,966 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644596857] [2022-03-03 18:24:07,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:07,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:24:07,967 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:07,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:24:07,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=626, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:24:07,967 INFO L87 Difference]: Start difference. First operand 2885 states and 5520 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:11,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:11,212 INFO L93 Difference]: Finished difference Result 7320 states and 14100 transitions. [2022-03-03 18:24:11,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-03 18:24:11,213 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:24:11,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:11,221 INFO L225 Difference]: With dead ends: 7320 [2022-03-03 18:24:11,222 INFO L226 Difference]: Without dead ends: 7320 [2022-03-03 18:24:11,222 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1138 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=822, Invalid=4434, Unknown=0, NotChecked=0, Total=5256 [2022-03-03 18:24:11,223 INFO L933 BasicCegarLoop]: 391 mSDtfsCounter, 2029 mSDsluCounter, 5514 mSDsCounter, 0 mSdLazyCounter, 5530 mSolverCounterSat, 353 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2029 SdHoareTripleChecker+Valid, 5897 SdHoareTripleChecker+Invalid, 5883 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 353 IncrementalHoareTripleChecker+Valid, 5530 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:11,223 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2029 Valid, 5897 Invalid, 5883 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [353 Valid, 5530 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-03 18:24:11,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7320 states. [2022-03-03 18:24:11,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7320 to 2887. [2022-03-03 18:24:11,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2887 states, 2875 states have (on average 1.9213913043478261) internal successors, (5524), 2886 states have internal predecessors, (5524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:11,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 2887 states and 5524 transitions. [2022-03-03 18:24:11,263 INFO L78 Accepts]: Start accepts. Automaton has 2887 states and 5524 transitions. Word has length 172 [2022-03-03 18:24:11,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:11,263 INFO L470 AbstractCegarLoop]: Abstraction has 2887 states and 5524 transitions. [2022-03-03 18:24:11,263 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:11,263 INFO L276 IsEmpty]: Start isEmpty. Operand 2887 states and 5524 transitions. [2022-03-03 18:24:11,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:24:11,265 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:11,265 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:11,265 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-03-03 18:24:11,265 INFO L402 AbstractCegarLoop]: === Iteration 71 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:24:11,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:11,266 INFO L85 PathProgramCache]: Analyzing trace with hash 480411879, now seen corresponding path program 4 times [2022-03-03 18:24:11,266 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:11,266 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [17704709] [2022-03-03 18:24:11,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:11,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:11,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:11,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:11,767 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:11,767 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [17704709] [2022-03-03 18:24:11,767 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [17704709] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:11,767 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:11,767 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:24:11,767 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436225957] [2022-03-03 18:24:11,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:11,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:24:11,767 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:11,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:24:11,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=628, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:24:11,768 INFO L87 Difference]: Start difference. First operand 2887 states and 5524 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:14,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:14,841 INFO L93 Difference]: Finished difference Result 7284 states and 14028 transitions. [2022-03-03 18:24:14,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-03 18:24:14,842 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:24:14,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:14,849 INFO L225 Difference]: With dead ends: 7284 [2022-03-03 18:24:14,849 INFO L226 Difference]: Without dead ends: 7284 [2022-03-03 18:24:14,850 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1234 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=858, Invalid=4692, Unknown=0, NotChecked=0, Total=5550 [2022-03-03 18:24:14,850 INFO L933 BasicCegarLoop]: 406 mSDtfsCounter, 2296 mSDsluCounter, 5016 mSDsCounter, 0 mSdLazyCounter, 5086 mSolverCounterSat, 423 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2296 SdHoareTripleChecker+Valid, 5415 SdHoareTripleChecker+Invalid, 5509 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 423 IncrementalHoareTripleChecker+Valid, 5086 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:14,850 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2296 Valid, 5415 Invalid, 5509 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [423 Valid, 5086 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-03 18:24:14,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7284 states. [2022-03-03 18:24:14,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7284 to 2863. [2022-03-03 18:24:14,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2863 states, 2851 states have (on average 1.9207295685724308) internal successors, (5476), 2862 states have internal predecessors, (5476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:14,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2863 states to 2863 states and 5476 transitions. [2022-03-03 18:24:14,885 INFO L78 Accepts]: Start accepts. Automaton has 2863 states and 5476 transitions. Word has length 172 [2022-03-03 18:24:14,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:14,885 INFO L470 AbstractCegarLoop]: Abstraction has 2863 states and 5476 transitions. [2022-03-03 18:24:14,885 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:14,886 INFO L276 IsEmpty]: Start isEmpty. Operand 2863 states and 5476 transitions. [2022-03-03 18:24:14,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:24:14,887 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:14,887 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:14,887 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-03-03 18:24:14,887 INFO L402 AbstractCegarLoop]: === Iteration 72 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:24:14,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:14,888 INFO L85 PathProgramCache]: Analyzing trace with hash -768281798, now seen corresponding path program 7 times [2022-03-03 18:24:14,888 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:14,888 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400175946] [2022-03-03 18:24:14,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:14,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:14,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:15,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:15,365 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:15,365 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400175946] [2022-03-03 18:24:15,365 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [400175946] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:15,365 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:15,365 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:24:15,365 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315790851] [2022-03-03 18:24:15,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:15,365 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:24:15,365 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:15,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:24:15,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=623, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:24:15,366 INFO L87 Difference]: Start difference. First operand 2863 states and 5476 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:17,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:17,868 INFO L93 Difference]: Finished difference Result 6762 states and 13056 transitions. [2022-03-03 18:24:17,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-03-03 18:24:17,868 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:24:17,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:17,875 INFO L225 Difference]: With dead ends: 6762 [2022-03-03 18:24:17,875 INFO L226 Difference]: Without dead ends: 6762 [2022-03-03 18:24:17,876 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1936 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1046, Invalid=6264, Unknown=0, NotChecked=0, Total=7310 [2022-03-03 18:24:17,876 INFO L933 BasicCegarLoop]: 345 mSDtfsCounter, 2074 mSDsluCounter, 4414 mSDsCounter, 0 mSdLazyCounter, 3386 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2074 SdHoareTripleChecker+Valid, 4753 SdHoareTripleChecker+Invalid, 3532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 3386 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:17,876 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2074 Valid, 4753 Invalid, 3532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 3386 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:24:17,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6762 states. [2022-03-03 18:24:17,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6762 to 2970. [2022-03-03 18:24:17,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2970 states, 2958 states have (on average 1.9235970250169032) internal successors, (5690), 2969 states have internal predecessors, (5690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:17,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2970 states to 2970 states and 5690 transitions. [2022-03-03 18:24:17,910 INFO L78 Accepts]: Start accepts. Automaton has 2970 states and 5690 transitions. Word has length 172 [2022-03-03 18:24:17,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:17,910 INFO L470 AbstractCegarLoop]: Abstraction has 2970 states and 5690 transitions. [2022-03-03 18:24:17,910 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:17,911 INFO L276 IsEmpty]: Start isEmpty. Operand 2970 states and 5690 transitions. [2022-03-03 18:24:17,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:24:17,912 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:17,912 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:17,912 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-03-03 18:24:17,912 INFO L402 AbstractCegarLoop]: === Iteration 73 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:24:17,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:17,913 INFO L85 PathProgramCache]: Analyzing trace with hash -395438081, now seen corresponding path program 5 times [2022-03-03 18:24:17,913 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:17,913 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290389288] [2022-03-03 18:24:17,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:17,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:17,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:18,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:18,358 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:18,358 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290389288] [2022-03-03 18:24:18,359 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1290389288] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:18,359 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:18,359 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:24:18,359 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897969249] [2022-03-03 18:24:18,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:18,359 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:24:18,359 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:18,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:24:18,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=627, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:24:18,360 INFO L87 Difference]: Start difference. First operand 2970 states and 5690 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:21,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:21,468 INFO L93 Difference]: Finished difference Result 8049 states and 15489 transitions. [2022-03-03 18:24:21,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-03 18:24:21,469 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:24:21,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:21,478 INFO L225 Difference]: With dead ends: 8049 [2022-03-03 18:24:21,478 INFO L226 Difference]: Without dead ends: 8049 [2022-03-03 18:24:21,478 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1530 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=981, Invalid=5339, Unknown=0, NotChecked=0, Total=6320 [2022-03-03 18:24:21,478 INFO L933 BasicCegarLoop]: 384 mSDtfsCounter, 2406 mSDsluCounter, 5153 mSDsCounter, 0 mSdLazyCounter, 4805 mSolverCounterSat, 340 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2406 SdHoareTripleChecker+Valid, 5529 SdHoareTripleChecker+Invalid, 5145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 340 IncrementalHoareTripleChecker+Valid, 4805 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:21,478 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2406 Valid, 5529 Invalid, 5145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [340 Valid, 4805 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:24:21,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8049 states. [2022-03-03 18:24:21,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8049 to 2922. [2022-03-03 18:24:21,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2922 states, 2910 states have (on average 1.9223367697594502) internal successors, (5594), 2921 states have internal predecessors, (5594), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:21,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2922 states to 2922 states and 5594 transitions. [2022-03-03 18:24:21,517 INFO L78 Accepts]: Start accepts. Automaton has 2922 states and 5594 transitions. Word has length 172 [2022-03-03 18:24:21,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:21,517 INFO L470 AbstractCegarLoop]: Abstraction has 2922 states and 5594 transitions. [2022-03-03 18:24:21,517 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:21,517 INFO L276 IsEmpty]: Start isEmpty. Operand 2922 states and 5594 transitions. [2022-03-03 18:24:21,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:24:21,519 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:21,519 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:21,519 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-03-03 18:24:21,519 INFO L402 AbstractCegarLoop]: === Iteration 74 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:24:21,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:21,520 INFO L85 PathProgramCache]: Analyzing trace with hash -821143903, now seen corresponding path program 6 times [2022-03-03 18:24:21,520 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:21,520 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825707101] [2022-03-03 18:24:21,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:21,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:21,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:21,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:21,905 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:21,905 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825707101] [2022-03-03 18:24:21,906 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825707101] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:21,906 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:21,906 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:24:21,906 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242200594] [2022-03-03 18:24:21,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:21,906 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:24:21,906 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:21,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:24:21,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=532, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:24:21,907 INFO L87 Difference]: Start difference. First operand 2922 states and 5594 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:25,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:25,315 INFO L93 Difference]: Finished difference Result 8863 states and 17042 transitions. [2022-03-03 18:24:25,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-03 18:24:25,315 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:24:25,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:25,325 INFO L225 Difference]: With dead ends: 8863 [2022-03-03 18:24:25,325 INFO L226 Difference]: Without dead ends: 8863 [2022-03-03 18:24:25,325 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1455 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=1042, Invalid=4964, Unknown=0, NotChecked=0, Total=6006 [2022-03-03 18:24:25,326 INFO L933 BasicCegarLoop]: 456 mSDtfsCounter, 2268 mSDsluCounter, 5520 mSDsCounter, 0 mSdLazyCounter, 5104 mSolverCounterSat, 304 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2268 SdHoareTripleChecker+Valid, 5969 SdHoareTripleChecker+Invalid, 5408 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 304 IncrementalHoareTripleChecker+Valid, 5104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:25,326 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2268 Valid, 5969 Invalid, 5408 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [304 Valid, 5104 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-03 18:24:25,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8863 states. [2022-03-03 18:24:25,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8863 to 2924. [2022-03-03 18:24:25,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2924 states, 2912 states have (on average 1.92239010989011) internal successors, (5598), 2923 states have internal predecessors, (5598), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:25,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2924 states to 2924 states and 5598 transitions. [2022-03-03 18:24:25,369 INFO L78 Accepts]: Start accepts. Automaton has 2924 states and 5598 transitions. Word has length 172 [2022-03-03 18:24:25,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:25,369 INFO L470 AbstractCegarLoop]: Abstraction has 2924 states and 5598 transitions. [2022-03-03 18:24:25,369 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:25,369 INFO L276 IsEmpty]: Start isEmpty. Operand 2924 states and 5598 transitions. [2022-03-03 18:24:25,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:24:25,371 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:25,371 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:25,371 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2022-03-03 18:24:25,371 INFO L402 AbstractCegarLoop]: === Iteration 75 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:24:25,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:25,371 INFO L85 PathProgramCache]: Analyzing trace with hash 114918789, now seen corresponding path program 7 times [2022-03-03 18:24:25,372 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:25,372 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594217953] [2022-03-03 18:24:25,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:25,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:25,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:25,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:25,762 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:25,762 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594217953] [2022-03-03 18:24:25,762 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1594217953] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:25,762 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:25,762 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:24:25,762 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465228289] [2022-03-03 18:24:25,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:25,762 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:24:25,762 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:25,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:24:25,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=534, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:24:25,763 INFO L87 Difference]: Start difference. First operand 2924 states and 5598 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:29,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:29,276 INFO L93 Difference]: Finished difference Result 9002 states and 17320 transitions. [2022-03-03 18:24:29,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-03 18:24:29,277 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:24:29,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:29,285 INFO L225 Difference]: With dead ends: 9002 [2022-03-03 18:24:29,285 INFO L226 Difference]: Without dead ends: 9002 [2022-03-03 18:24:29,285 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1567 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1087, Invalid=5233, Unknown=0, NotChecked=0, Total=6320 [2022-03-03 18:24:29,285 INFO L933 BasicCegarLoop]: 471 mSDtfsCounter, 2558 mSDsluCounter, 5852 mSDsCounter, 0 mSdLazyCounter, 5371 mSolverCounterSat, 403 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2558 SdHoareTripleChecker+Valid, 6317 SdHoareTripleChecker+Invalid, 5774 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 403 IncrementalHoareTripleChecker+Valid, 5371 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:29,285 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2558 Valid, 6317 Invalid, 5774 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [403 Valid, 5371 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-03 18:24:29,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9002 states. [2022-03-03 18:24:29,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9002 to 2914. [2022-03-03 18:24:29,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2914 states, 2902 states have (on average 1.9221226740179187) internal successors, (5578), 2913 states have internal predecessors, (5578), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:29,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2914 states to 2914 states and 5578 transitions. [2022-03-03 18:24:29,322 INFO L78 Accepts]: Start accepts. Automaton has 2914 states and 5578 transitions. Word has length 172 [2022-03-03 18:24:29,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:29,322 INFO L470 AbstractCegarLoop]: Abstraction has 2914 states and 5578 transitions. [2022-03-03 18:24:29,322 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:29,322 INFO L276 IsEmpty]: Start isEmpty. Operand 2914 states and 5578 transitions. [2022-03-03 18:24:29,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:24:29,323 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:29,323 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:29,324 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-03-03 18:24:29,324 INFO L402 AbstractCegarLoop]: === Iteration 76 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:24:29,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:29,324 INFO L85 PathProgramCache]: Analyzing trace with hash -2117396093, now seen corresponding path program 8 times [2022-03-03 18:24:29,324 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:29,324 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119355766] [2022-03-03 18:24:29,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:29,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:29,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:29,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:29,780 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:29,780 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119355766] [2022-03-03 18:24:29,780 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2119355766] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:29,780 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:29,780 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:24:29,780 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413591021] [2022-03-03 18:24:29,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:29,781 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:24:29,781 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:29,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:24:29,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=625, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:24:29,781 INFO L87 Difference]: Start difference. First operand 2914 states and 5578 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:33,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:33,182 INFO L93 Difference]: Finished difference Result 7403 states and 14261 transitions. [2022-03-03 18:24:33,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:24:33,183 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:24:33,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:33,191 INFO L225 Difference]: With dead ends: 7403 [2022-03-03 18:24:33,191 INFO L226 Difference]: Without dead ends: 7403 [2022-03-03 18:24:33,192 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1364 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=978, Invalid=5028, Unknown=0, NotChecked=0, Total=6006 [2022-03-03 18:24:33,192 INFO L933 BasicCegarLoop]: 413 mSDtfsCounter, 2049 mSDsluCounter, 5625 mSDsCounter, 0 mSdLazyCounter, 5540 mSolverCounterSat, 385 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2049 SdHoareTripleChecker+Valid, 6030 SdHoareTripleChecker+Invalid, 5925 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 385 IncrementalHoareTripleChecker+Valid, 5540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:33,192 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2049 Valid, 6030 Invalid, 5925 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [385 Valid, 5540 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-03 18:24:33,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7403 states. [2022-03-03 18:24:33,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7403 to 2917. [2022-03-03 18:24:33,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2917 states, 2905 states have (on average 1.9222030981067126) internal successors, (5584), 2916 states have internal predecessors, (5584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:33,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2917 states to 2917 states and 5584 transitions. [2022-03-03 18:24:33,245 INFO L78 Accepts]: Start accepts. Automaton has 2917 states and 5584 transitions. Word has length 172 [2022-03-03 18:24:33,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:33,245 INFO L470 AbstractCegarLoop]: Abstraction has 2917 states and 5584 transitions. [2022-03-03 18:24:33,245 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:33,246 INFO L276 IsEmpty]: Start isEmpty. Operand 2917 states and 5584 transitions. [2022-03-03 18:24:33,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:24:33,247 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:33,247 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:33,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-03-03 18:24:33,247 INFO L402 AbstractCegarLoop]: === Iteration 77 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:24:33,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:33,248 INFO L85 PathProgramCache]: Analyzing trace with hash -1303405533, now seen corresponding path program 9 times [2022-03-03 18:24:33,248 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:33,248 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779788832] [2022-03-03 18:24:33,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:33,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:33,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:33,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:33,627 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:33,627 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779788832] [2022-03-03 18:24:33,627 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779788832] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:33,627 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:33,627 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:24:33,627 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084580543] [2022-03-03 18:24:33,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:33,627 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:24:33,627 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:33,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:24:33,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:24:33,628 INFO L87 Difference]: Start difference. First operand 2917 states and 5584 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:36,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:36,817 INFO L93 Difference]: Finished difference Result 7554 states and 14559 transitions. [2022-03-03 18:24:36,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-03 18:24:36,818 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:24:36,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:36,827 INFO L225 Difference]: With dead ends: 7554 [2022-03-03 18:24:36,827 INFO L226 Difference]: Without dead ends: 7554 [2022-03-03 18:24:36,828 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1397 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=1062, Invalid=4944, Unknown=0, NotChecked=0, Total=6006 [2022-03-03 18:24:36,828 INFO L933 BasicCegarLoop]: 429 mSDtfsCounter, 1956 mSDsluCounter, 5313 mSDsCounter, 0 mSdLazyCounter, 4915 mSolverCounterSat, 362 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1956 SdHoareTripleChecker+Valid, 5736 SdHoareTripleChecker+Invalid, 5277 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 362 IncrementalHoareTripleChecker+Valid, 4915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:36,828 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1956 Valid, 5736 Invalid, 5277 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [362 Valid, 4915 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-03 18:24:36,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7554 states. [2022-03-03 18:24:36,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7554 to 2913. [2022-03-03 18:24:36,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2913 states, 2901 states have (on average 1.9220958290244743) internal successors, (5576), 2912 states have internal predecessors, (5576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:36,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2913 states to 2913 states and 5576 transitions. [2022-03-03 18:24:36,864 INFO L78 Accepts]: Start accepts. Automaton has 2913 states and 5576 transitions. Word has length 172 [2022-03-03 18:24:36,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:36,864 INFO L470 AbstractCegarLoop]: Abstraction has 2913 states and 5576 transitions. [2022-03-03 18:24:36,864 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:36,864 INFO L276 IsEmpty]: Start isEmpty. Operand 2913 states and 5576 transitions. [2022-03-03 18:24:36,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:24:36,866 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:36,866 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:36,866 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-03-03 18:24:36,866 INFO L402 AbstractCegarLoop]: === Iteration 78 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:24:36,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:36,866 INFO L85 PathProgramCache]: Analyzing trace with hash 1269855877, now seen corresponding path program 10 times [2022-03-03 18:24:36,866 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:36,866 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648255877] [2022-03-03 18:24:36,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:36,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:36,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:37,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:37,313 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:37,313 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648255877] [2022-03-03 18:24:37,313 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [648255877] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:37,313 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:37,313 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:24:37,313 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459370338] [2022-03-03 18:24:37,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:37,313 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:24:37,313 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:37,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:24:37,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=534, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:24:37,314 INFO L87 Difference]: Start difference. First operand 2913 states and 5576 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:40,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:40,604 INFO L93 Difference]: Finished difference Result 7361 states and 14177 transitions. [2022-03-03 18:24:40,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-03 18:24:40,605 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:24:40,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:40,613 INFO L225 Difference]: With dead ends: 7361 [2022-03-03 18:24:40,613 INFO L226 Difference]: Without dead ends: 7361 [2022-03-03 18:24:40,613 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1298 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=1002, Invalid=4698, Unknown=0, NotChecked=0, Total=5700 [2022-03-03 18:24:40,614 INFO L933 BasicCegarLoop]: 442 mSDtfsCounter, 2141 mSDsluCounter, 5256 mSDsCounter, 0 mSdLazyCounter, 5172 mSolverCounterSat, 391 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2141 SdHoareTripleChecker+Valid, 5691 SdHoareTripleChecker+Invalid, 5563 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 391 IncrementalHoareTripleChecker+Valid, 5172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:40,614 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2141 Valid, 5691 Invalid, 5563 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [391 Valid, 5172 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-03 18:24:40,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7361 states. [2022-03-03 18:24:40,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7361 to 2887. [2022-03-03 18:24:40,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2887 states, 2875 states have (on average 1.9213913043478261) internal successors, (5524), 2886 states have internal predecessors, (5524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:40,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 2887 states and 5524 transitions. [2022-03-03 18:24:40,654 INFO L78 Accepts]: Start accepts. Automaton has 2887 states and 5524 transitions. Word has length 172 [2022-03-03 18:24:40,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:40,655 INFO L470 AbstractCegarLoop]: Abstraction has 2887 states and 5524 transitions. [2022-03-03 18:24:40,655 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:40,655 INFO L276 IsEmpty]: Start isEmpty. Operand 2887 states and 5524 transitions. [2022-03-03 18:24:40,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:24:40,656 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:40,656 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:40,657 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-03-03 18:24:40,657 INFO L402 AbstractCegarLoop]: === Iteration 79 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:24:40,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:40,657 INFO L85 PathProgramCache]: Analyzing trace with hash -1533247723, now seen corresponding path program 11 times [2022-03-03 18:24:40,657 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:40,657 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174032031] [2022-03-03 18:24:40,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:40,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:40,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:41,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:41,102 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:41,102 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174032031] [2022-03-03 18:24:41,102 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174032031] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:41,102 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:41,103 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:24:41,103 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627609631] [2022-03-03 18:24:41,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:41,103 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:24:41,103 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:41,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:24:41,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=526, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:24:41,104 INFO L87 Difference]: Start difference. First operand 2887 states and 5524 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:42,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:42,774 INFO L93 Difference]: Finished difference Result 5330 states and 10270 transitions. [2022-03-03 18:24:42,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:24:42,775 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:24:42,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:42,781 INFO L225 Difference]: With dead ends: 5330 [2022-03-03 18:24:42,781 INFO L226 Difference]: Without dead ends: 5330 [2022-03-03 18:24:42,781 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 674 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=584, Invalid=2956, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:24:42,781 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1293 mSDsluCounter, 3165 mSDsCounter, 0 mSdLazyCounter, 2079 mSolverCounterSat, 222 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1293 SdHoareTripleChecker+Valid, 3447 SdHoareTripleChecker+Invalid, 2301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 222 IncrementalHoareTripleChecker+Valid, 2079 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:42,782 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1293 Valid, 3447 Invalid, 2301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [222 Valid, 2079 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:24:42,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5330 states. [2022-03-03 18:24:42,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5330 to 2895. [2022-03-03 18:24:42,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2895 states, 2883 states have (on average 1.9216094346167187) internal successors, (5540), 2894 states have internal predecessors, (5540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:42,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2895 states to 2895 states and 5540 transitions. [2022-03-03 18:24:42,813 INFO L78 Accepts]: Start accepts. Automaton has 2895 states and 5540 transitions. Word has length 172 [2022-03-03 18:24:42,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:42,813 INFO L470 AbstractCegarLoop]: Abstraction has 2895 states and 5540 transitions. [2022-03-03 18:24:42,814 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:42,814 INFO L276 IsEmpty]: Start isEmpty. Operand 2895 states and 5540 transitions. [2022-03-03 18:24:42,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:24:42,815 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:42,815 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:42,815 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-03-03 18:24:42,816 INFO L402 AbstractCegarLoop]: === Iteration 80 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:24:42,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:42,816 INFO L85 PathProgramCache]: Analyzing trace with hash 1246627601, now seen corresponding path program 12 times [2022-03-03 18:24:42,816 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:42,816 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579435250] [2022-03-03 18:24:42,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:42,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:42,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:43,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:43,239 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:43,239 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579435250] [2022-03-03 18:24:43,239 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1579435250] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:43,239 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:43,239 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:24:43,240 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212500704] [2022-03-03 18:24:43,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:43,240 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:24:43,240 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:43,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:24:43,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=530, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:24:43,240 INFO L87 Difference]: Start difference. First operand 2895 states and 5540 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:45,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:45,198 INFO L93 Difference]: Finished difference Result 5439 states and 10482 transitions. [2022-03-03 18:24:45,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:24:45,198 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:24:45,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:45,204 INFO L225 Difference]: With dead ends: 5439 [2022-03-03 18:24:45,204 INFO L226 Difference]: Without dead ends: 5439 [2022-03-03 18:24:45,205 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 849 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=679, Invalid=3481, Unknown=0, NotChecked=0, Total=4160 [2022-03-03 18:24:45,205 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1354 mSDsluCounter, 3299 mSDsCounter, 0 mSdLazyCounter, 2462 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1354 SdHoareTripleChecker+Valid, 3587 SdHoareTripleChecker+Invalid, 2673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 2462 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:45,205 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1354 Valid, 3587 Invalid, 2673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 2462 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:24:45,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5439 states. [2022-03-03 18:24:45,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5439 to 2898. [2022-03-03 18:24:45,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2898 states, 2886 states have (on average 1.9216909216909217) internal successors, (5546), 2897 states have internal predecessors, (5546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:45,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2898 states to 2898 states and 5546 transitions. [2022-03-03 18:24:45,234 INFO L78 Accepts]: Start accepts. Automaton has 2898 states and 5546 transitions. Word has length 172 [2022-03-03 18:24:45,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:45,234 INFO L470 AbstractCegarLoop]: Abstraction has 2898 states and 5546 transitions. [2022-03-03 18:24:45,234 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:45,234 INFO L276 IsEmpty]: Start isEmpty. Operand 2898 states and 5546 transitions. [2022-03-03 18:24:45,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:24:45,236 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:45,236 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:45,236 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-03-03 18:24:45,236 INFO L402 AbstractCegarLoop]: === Iteration 81 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:24:45,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:45,236 INFO L85 PathProgramCache]: Analyzing trace with hash 1057256383, now seen corresponding path program 13 times [2022-03-03 18:24:45,236 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:45,237 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345153486] [2022-03-03 18:24:45,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:45,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:45,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:45,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:45,684 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:45,684 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345153486] [2022-03-03 18:24:45,684 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345153486] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:45,684 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:45,684 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:24:45,684 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254020124] [2022-03-03 18:24:45,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:45,684 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:24:45,684 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:45,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:24:45,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=529, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:24:45,685 INFO L87 Difference]: Start difference. First operand 2898 states and 5546 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:47,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:47,795 INFO L93 Difference]: Finished difference Result 5523 states and 10646 transitions. [2022-03-03 18:24:47,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-03 18:24:47,795 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:24:47,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:47,800 INFO L225 Difference]: With dead ends: 5523 [2022-03-03 18:24:47,800 INFO L226 Difference]: Without dead ends: 5523 [2022-03-03 18:24:47,801 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1003 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=782, Invalid=3910, Unknown=0, NotChecked=0, Total=4692 [2022-03-03 18:24:47,801 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1556 mSDsluCounter, 3426 mSDsCounter, 0 mSdLazyCounter, 2609 mSolverCounterSat, 249 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1556 SdHoareTripleChecker+Valid, 3731 SdHoareTripleChecker+Invalid, 2858 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 249 IncrementalHoareTripleChecker+Valid, 2609 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:47,801 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1556 Valid, 3731 Invalid, 2858 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [249 Valid, 2609 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:24:47,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5523 states. [2022-03-03 18:24:47,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5523 to 2912. [2022-03-03 18:24:47,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2912 states, 2900 states have (on average 1.9224137931034482) internal successors, (5575), 2911 states have internal predecessors, (5575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:47,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2912 states to 2912 states and 5575 transitions. [2022-03-03 18:24:47,831 INFO L78 Accepts]: Start accepts. Automaton has 2912 states and 5575 transitions. Word has length 172 [2022-03-03 18:24:47,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:47,832 INFO L470 AbstractCegarLoop]: Abstraction has 2912 states and 5575 transitions. [2022-03-03 18:24:47,832 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:47,832 INFO L276 IsEmpty]: Start isEmpty. Operand 2912 states and 5575 transitions. [2022-03-03 18:24:47,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:24:47,833 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:47,834 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:47,834 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-03-03 18:24:47,834 INFO L402 AbstractCegarLoop]: === Iteration 82 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:24:47,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:47,834 INFO L85 PathProgramCache]: Analyzing trace with hash -28131617, now seen corresponding path program 14 times [2022-03-03 18:24:47,834 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:47,834 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912481834] [2022-03-03 18:24:47,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:47,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:47,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:48,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:48,290 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:48,290 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912481834] [2022-03-03 18:24:48,290 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912481834] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:48,290 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:48,290 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:24:48,290 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749154096] [2022-03-03 18:24:48,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:48,290 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:24:48,290 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:48,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:24:48,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=625, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:24:48,291 INFO L87 Difference]: Start difference. First operand 2912 states and 5575 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:50,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:50,590 INFO L93 Difference]: Finished difference Result 5418 states and 10441 transitions. [2022-03-03 18:24:50,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-03 18:24:50,590 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:24:50,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:50,596 INFO L225 Difference]: With dead ends: 5418 [2022-03-03 18:24:50,597 INFO L226 Difference]: Without dead ends: 5418 [2022-03-03 18:24:50,597 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1123 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=767, Invalid=4345, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:24:50,597 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 1396 mSDsluCounter, 3840 mSDsCounter, 0 mSdLazyCounter, 3112 mSolverCounterSat, 225 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1396 SdHoareTripleChecker+Valid, 4111 SdHoareTripleChecker+Invalid, 3337 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 225 IncrementalHoareTripleChecker+Valid, 3112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:50,597 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1396 Valid, 4111 Invalid, 3337 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [225 Valid, 3112 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:24:50,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5418 states. [2022-03-03 18:24:50,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5418 to 2918. [2022-03-03 18:24:50,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2918 states, 2906 states have (on average 1.9225739848589125) internal successors, (5587), 2917 states have internal predecessors, (5587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:50,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 2918 states and 5587 transitions. [2022-03-03 18:24:50,627 INFO L78 Accepts]: Start accepts. Automaton has 2918 states and 5587 transitions. Word has length 172 [2022-03-03 18:24:50,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:50,627 INFO L470 AbstractCegarLoop]: Abstraction has 2918 states and 5587 transitions. [2022-03-03 18:24:50,627 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:50,628 INFO L276 IsEmpty]: Start isEmpty. Operand 2918 states and 5587 transitions. [2022-03-03 18:24:50,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:24:50,629 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:50,629 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:50,629 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-03-03 18:24:50,629 INFO L402 AbstractCegarLoop]: === Iteration 83 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:24:50,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:50,630 INFO L85 PathProgramCache]: Analyzing trace with hash -217502835, now seen corresponding path program 15 times [2022-03-03 18:24:50,630 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:50,630 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815276078] [2022-03-03 18:24:50,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:50,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:50,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:51,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:51,036 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:51,036 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815276078] [2022-03-03 18:24:51,036 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1815276078] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:51,036 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:51,036 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:24:51,036 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725376116] [2022-03-03 18:24:51,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:51,036 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:24:51,036 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:51,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:24:51,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=532, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:24:51,037 INFO L87 Difference]: Start difference. First operand 2918 states and 5587 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:53,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:53,305 INFO L93 Difference]: Finished difference Result 5648 states and 10890 transitions. [2022-03-03 18:24:53,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:24:53,305 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:24:53,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:53,312 INFO L225 Difference]: With dead ends: 5648 [2022-03-03 18:24:53,312 INFO L226 Difference]: Without dead ends: 5648 [2022-03-03 18:24:53,313 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1219 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=902, Invalid=4500, Unknown=0, NotChecked=0, Total=5402 [2022-03-03 18:24:53,313 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1536 mSDsluCounter, 3553 mSDsCounter, 0 mSdLazyCounter, 2753 mSolverCounterSat, 269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1536 SdHoareTripleChecker+Valid, 3865 SdHoareTripleChecker+Invalid, 3022 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 269 IncrementalHoareTripleChecker+Valid, 2753 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:53,314 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1536 Valid, 3865 Invalid, 3022 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [269 Valid, 2753 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:24:53,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5648 states. [2022-03-03 18:24:53,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5648 to 2915. [2022-03-03 18:24:53,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2915 states, 2903 states have (on average 1.9224939717533587) internal successors, (5581), 2914 states have internal predecessors, (5581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:53,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2915 states to 2915 states and 5581 transitions. [2022-03-03 18:24:53,348 INFO L78 Accepts]: Start accepts. Automaton has 2915 states and 5581 transitions. Word has length 172 [2022-03-03 18:24:53,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:53,348 INFO L470 AbstractCegarLoop]: Abstraction has 2915 states and 5581 transitions. [2022-03-03 18:24:53,348 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:53,348 INFO L276 IsEmpty]: Start isEmpty. Operand 2915 states and 5581 transitions. [2022-03-03 18:24:53,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:24:53,349 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:53,349 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:53,349 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-03-03 18:24:53,350 INFO L402 AbstractCegarLoop]: === Iteration 84 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:24:53,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:53,350 INFO L85 PathProgramCache]: Analyzing trace with hash 588971541, now seen corresponding path program 16 times [2022-03-03 18:24:53,350 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:53,350 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295375345] [2022-03-03 18:24:53,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:53,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:53,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:53,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:53,756 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:53,756 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [295375345] [2022-03-03 18:24:53,756 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [295375345] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:53,756 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:53,757 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:24:53,757 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110143443] [2022-03-03 18:24:53,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:53,757 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:24:53,757 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:53,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:24:53,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=530, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:24:53,757 INFO L87 Difference]: Start difference. First operand 2915 states and 5581 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:55,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:55,812 INFO L93 Difference]: Finished difference Result 5636 states and 10872 transitions. [2022-03-03 18:24:55,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:24:55,812 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:24:55,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:55,818 INFO L225 Difference]: With dead ends: 5636 [2022-03-03 18:24:55,818 INFO L226 Difference]: Without dead ends: 5636 [2022-03-03 18:24:55,818 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1288 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=981, Invalid=4719, Unknown=0, NotChecked=0, Total=5700 [2022-03-03 18:24:55,818 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1777 mSDsluCounter, 2733 mSDsCounter, 0 mSdLazyCounter, 2050 mSolverCounterSat, 317 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1777 SdHoareTripleChecker+Valid, 3063 SdHoareTripleChecker+Invalid, 2367 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 317 IncrementalHoareTripleChecker+Valid, 2050 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:55,819 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1777 Valid, 3063 Invalid, 2367 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [317 Valid, 2050 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:24:55,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5636 states. [2022-03-03 18:24:55,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5636 to 2929. [2022-03-03 18:24:55,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2929 states, 2917 states have (on average 1.9232087761398697) internal successors, (5610), 2928 states have internal predecessors, (5610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:55,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2929 states to 2929 states and 5610 transitions. [2022-03-03 18:24:55,849 INFO L78 Accepts]: Start accepts. Automaton has 2929 states and 5610 transitions. Word has length 172 [2022-03-03 18:24:55,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:55,849 INFO L470 AbstractCegarLoop]: Abstraction has 2929 states and 5610 transitions. [2022-03-03 18:24:55,849 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:55,849 INFO L276 IsEmpty]: Start isEmpty. Operand 2929 states and 5610 transitions. [2022-03-03 18:24:55,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:24:55,850 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:55,850 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:55,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2022-03-03 18:24:55,850 INFO L402 AbstractCegarLoop]: === Iteration 85 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:24:55,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:55,851 INFO L85 PathProgramCache]: Analyzing trace with hash 815754981, now seen corresponding path program 17 times [2022-03-03 18:24:55,851 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:55,851 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932393715] [2022-03-03 18:24:55,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:55,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:55,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:56,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:56,310 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:56,310 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932393715] [2022-03-03 18:24:56,310 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [932393715] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:56,310 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:56,310 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:24:56,310 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138931470] [2022-03-03 18:24:56,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:56,311 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:24:56,311 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:56,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:24:56,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=624, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:24:56,311 INFO L87 Difference]: Start difference. First operand 2929 states and 5610 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:58,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:58,663 INFO L93 Difference]: Finished difference Result 5444 states and 10494 transitions. [2022-03-03 18:24:58,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:24:58,667 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:24:58,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:58,674 INFO L225 Difference]: With dead ends: 5444 [2022-03-03 18:24:58,674 INFO L226 Difference]: Without dead ends: 5444 [2022-03-03 18:24:58,674 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1202 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=825, Invalid=4577, Unknown=0, NotChecked=0, Total=5402 [2022-03-03 18:24:58,674 INFO L933 BasicCegarLoop]: 283 mSDtfsCounter, 1342 mSDsluCounter, 3962 mSDsCounter, 0 mSdLazyCounter, 3107 mSolverCounterSat, 222 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1342 SdHoareTripleChecker+Valid, 4238 SdHoareTripleChecker+Invalid, 3329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 222 IncrementalHoareTripleChecker+Valid, 3107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:58,675 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1342 Valid, 4238 Invalid, 3329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [222 Valid, 3107 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:24:58,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5444 states. [2022-03-03 18:24:58,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5444 to 2938. [2022-03-03 18:24:58,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2938 states, 2926 states have (on average 1.923444976076555) internal successors, (5628), 2937 states have internal predecessors, (5628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:58,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2938 states to 2938 states and 5628 transitions. [2022-03-03 18:24:58,708 INFO L78 Accepts]: Start accepts. Automaton has 2938 states and 5628 transitions. Word has length 172 [2022-03-03 18:24:58,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:58,708 INFO L470 AbstractCegarLoop]: Abstraction has 2938 states and 5628 transitions. [2022-03-03 18:24:58,708 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:24:58,708 INFO L276 IsEmpty]: Start isEmpty. Operand 2938 states and 5628 transitions. [2022-03-03 18:24:58,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:24:58,710 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:58,710 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:58,710 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2022-03-03 18:24:58,710 INFO L402 AbstractCegarLoop]: === Iteration 86 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:24:58,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:58,710 INFO L85 PathProgramCache]: Analyzing trace with hash 626383763, now seen corresponding path program 18 times [2022-03-03 18:24:58,710 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:58,710 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904571662] [2022-03-03 18:24:58,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:58,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:58,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:59,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:59,107 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:59,107 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904571662] [2022-03-03 18:24:59,107 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [904571662] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:59,107 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:59,107 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:24:59,107 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26567843] [2022-03-03 18:24:59,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:59,108 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:24:59,108 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:59,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:24:59,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=532, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:24:59,108 INFO L87 Difference]: Start difference. First operand 2938 states and 5628 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:01,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:01,535 INFO L93 Difference]: Finished difference Result 5618 states and 10832 transitions. [2022-03-03 18:25:01,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-03 18:25:01,536 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:25:01,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:01,543 INFO L225 Difference]: With dead ends: 5618 [2022-03-03 18:25:01,543 INFO L226 Difference]: Without dead ends: 5618 [2022-03-03 18:25:01,544 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1164 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=890, Invalid=4366, Unknown=0, NotChecked=0, Total=5256 [2022-03-03 18:25:01,544 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 1681 mSDsluCounter, 4350 mSDsCounter, 0 mSdLazyCounter, 3288 mSolverCounterSat, 279 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1681 SdHoareTripleChecker+Valid, 4653 SdHoareTripleChecker+Invalid, 3567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 279 IncrementalHoareTripleChecker+Valid, 3288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:01,544 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1681 Valid, 4653 Invalid, 3567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [279 Valid, 3288 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:25:01,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5618 states. [2022-03-03 18:25:01,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5618 to 2935. [2022-03-03 18:25:01,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2935 states, 2923 states have (on average 1.9233664043790626) internal successors, (5622), 2934 states have internal predecessors, (5622), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:01,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2935 states to 2935 states and 5622 transitions. [2022-03-03 18:25:01,603 INFO L78 Accepts]: Start accepts. Automaton has 2935 states and 5622 transitions. Word has length 172 [2022-03-03 18:25:01,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:01,603 INFO L470 AbstractCegarLoop]: Abstraction has 2935 states and 5622 transitions. [2022-03-03 18:25:01,604 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:01,604 INFO L276 IsEmpty]: Start isEmpty. Operand 2935 states and 5622 transitions. [2022-03-03 18:25:01,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:25:01,605 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:01,605 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:01,605 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2022-03-03 18:25:01,605 INFO L402 AbstractCegarLoop]: === Iteration 87 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:25:01,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:01,606 INFO L85 PathProgramCache]: Analyzing trace with hash 1432858139, now seen corresponding path program 19 times [2022-03-03 18:25:01,606 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:01,606 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471316628] [2022-03-03 18:25:01,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:01,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:01,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:02,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:02,117 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:02,117 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471316628] [2022-03-03 18:25:02,117 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1471316628] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:02,117 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:02,117 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:25:02,117 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385299947] [2022-03-03 18:25:02,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:02,118 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:25:02,118 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:02,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:25:02,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=626, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:25:02,118 INFO L87 Difference]: Start difference. First operand 2935 states and 5622 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:04,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:04,913 INFO L93 Difference]: Finished difference Result 5767 states and 11128 transitions. [2022-03-03 18:25:04,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-03-03 18:25:04,914 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:25:04,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:04,920 INFO L225 Difference]: With dead ends: 5767 [2022-03-03 18:25:04,920 INFO L226 Difference]: Without dead ends: 5767 [2022-03-03 18:25:04,921 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1839 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1184, Invalid=6298, Unknown=0, NotChecked=0, Total=7482 [2022-03-03 18:25:04,921 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1892 mSDsluCounter, 4261 mSDsCounter, 0 mSdLazyCounter, 3544 mSolverCounterSat, 373 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1892 SdHoareTripleChecker+Valid, 4582 SdHoareTripleChecker+Invalid, 3917 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 373 IncrementalHoareTripleChecker+Valid, 3544 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:04,921 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1892 Valid, 4582 Invalid, 3917 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [373 Valid, 3544 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:25:04,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5767 states. [2022-03-03 18:25:04,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5767 to 2932. [2022-03-03 18:25:04,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2932 states, 2920 states have (on average 1.9232876712328768) internal successors, (5616), 2931 states have internal predecessors, (5616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:04,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2932 states to 2932 states and 5616 transitions. [2022-03-03 18:25:04,952 INFO L78 Accepts]: Start accepts. Automaton has 2932 states and 5616 transitions. Word has length 172 [2022-03-03 18:25:04,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:04,952 INFO L470 AbstractCegarLoop]: Abstraction has 2932 states and 5616 transitions. [2022-03-03 18:25:04,952 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:04,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2932 states and 5616 transitions. [2022-03-03 18:25:04,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:25:04,953 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:04,953 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:04,953 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2022-03-03 18:25:04,954 INFO L402 AbstractCegarLoop]: === Iteration 88 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:25:04,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:04,954 INFO L85 PathProgramCache]: Analyzing trace with hash 1190569945, now seen corresponding path program 20 times [2022-03-03 18:25:04,954 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:04,954 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177013539] [2022-03-03 18:25:04,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:04,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:04,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:05,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:05,366 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:05,366 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177013539] [2022-03-03 18:25:05,366 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177013539] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:05,366 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:05,366 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:25:05,367 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766050753] [2022-03-03 18:25:05,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:05,367 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:25:05,367 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:05,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:25:05,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=627, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:25:05,367 INFO L87 Difference]: Start difference. First operand 2932 states and 5616 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:08,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:08,477 INFO L93 Difference]: Finished difference Result 5740 states and 11076 transitions. [2022-03-03 18:25:08,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-03 18:25:08,478 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:25:08,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:08,484 INFO L225 Difference]: With dead ends: 5740 [2022-03-03 18:25:08,484 INFO L226 Difference]: Without dead ends: 5740 [2022-03-03 18:25:08,484 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1886 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1185, Invalid=6471, Unknown=0, NotChecked=0, Total=7656 [2022-03-03 18:25:08,485 INFO L933 BasicCegarLoop]: 327 mSDtfsCounter, 1813 mSDsluCounter, 5075 mSDsCounter, 0 mSdLazyCounter, 4277 mSolverCounterSat, 369 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1813 SdHoareTripleChecker+Valid, 5394 SdHoareTripleChecker+Invalid, 4646 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 369 IncrementalHoareTripleChecker+Valid, 4277 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:08,485 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1813 Valid, 5394 Invalid, 4646 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [369 Valid, 4277 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:25:08,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5740 states. [2022-03-03 18:25:08,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5740 to 2934. [2022-03-03 18:25:08,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2934 states, 2922 states have (on average 1.9233401779603012) internal successors, (5620), 2933 states have internal predecessors, (5620), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:08,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2934 states to 2934 states and 5620 transitions. [2022-03-03 18:25:08,515 INFO L78 Accepts]: Start accepts. Automaton has 2934 states and 5620 transitions. Word has length 172 [2022-03-03 18:25:08,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:08,516 INFO L470 AbstractCegarLoop]: Abstraction has 2934 states and 5620 transitions. [2022-03-03 18:25:08,516 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:08,516 INFO L276 IsEmpty]: Start isEmpty. Operand 2934 states and 5620 transitions. [2022-03-03 18:25:08,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:25:08,517 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:08,517 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:08,517 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2022-03-03 18:25:08,517 INFO L402 AbstractCegarLoop]: === Iteration 89 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:25:08,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:08,518 INFO L85 PathProgramCache]: Analyzing trace with hash -531135941, now seen corresponding path program 21 times [2022-03-03 18:25:08,518 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:08,518 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676818680] [2022-03-03 18:25:08,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:08,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:08,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:08,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:08,930 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:08,930 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676818680] [2022-03-03 18:25:08,930 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1676818680] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:08,930 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:08,930 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:25:08,930 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865517296] [2022-03-03 18:25:08,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:08,930 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:25:08,930 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:08,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:25:08,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=628, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:25:08,931 INFO L87 Difference]: Start difference. First operand 2934 states and 5620 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:12,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:12,004 INFO L93 Difference]: Finished difference Result 5727 states and 11054 transitions. [2022-03-03 18:25:12,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2022-03-03 18:25:12,005 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:25:12,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:12,011 INFO L225 Difference]: With dead ends: 5727 [2022-03-03 18:25:12,011 INFO L226 Difference]: Without dead ends: 5727 [2022-03-03 18:25:12,012 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1766 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1133, Invalid=6177, Unknown=0, NotChecked=0, Total=7310 [2022-03-03 18:25:12,012 INFO L933 BasicCegarLoop]: 340 mSDtfsCounter, 1449 mSDsluCounter, 5052 mSDsCounter, 0 mSdLazyCounter, 4450 mSolverCounterSat, 323 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1449 SdHoareTripleChecker+Valid, 5384 SdHoareTripleChecker+Invalid, 4773 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 323 IncrementalHoareTripleChecker+Valid, 4450 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:12,013 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1449 Valid, 5384 Invalid, 4773 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [323 Valid, 4450 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:25:12,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5727 states. [2022-03-03 18:25:12,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5727 to 2946. [2022-03-03 18:25:12,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2946 states, 2934 states have (on average 1.9239945466939332) internal successors, (5645), 2945 states have internal predecessors, (5645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:12,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2946 states to 2946 states and 5645 transitions. [2022-03-03 18:25:12,043 INFO L78 Accepts]: Start accepts. Automaton has 2946 states and 5645 transitions. Word has length 172 [2022-03-03 18:25:12,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:12,043 INFO L470 AbstractCegarLoop]: Abstraction has 2946 states and 5645 transitions. [2022-03-03 18:25:12,043 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:12,043 INFO L276 IsEmpty]: Start isEmpty. Operand 2946 states and 5645 transitions. [2022-03-03 18:25:12,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:25:12,044 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:12,044 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:12,044 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2022-03-03 18:25:12,045 INFO L402 AbstractCegarLoop]: === Iteration 90 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:25:12,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:12,045 INFO L85 PathProgramCache]: Analyzing trace with hash 654016231, now seen corresponding path program 22 times [2022-03-03 18:25:12,045 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:12,045 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921119651] [2022-03-03 18:25:12,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:12,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:12,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:12,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:12,524 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:12,524 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921119651] [2022-03-03 18:25:12,524 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921119651] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:12,524 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:12,524 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:25:12,525 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063684420] [2022-03-03 18:25:12,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:12,525 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:25:12,525 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:12,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:25:12,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=621, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:25:12,525 INFO L87 Difference]: Start difference. First operand 2946 states and 5645 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:15,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:15,460 INFO L93 Difference]: Finished difference Result 7289 states and 14038 transitions. [2022-03-03 18:25:15,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-03 18:25:15,461 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:25:15,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:15,469 INFO L225 Difference]: With dead ends: 7289 [2022-03-03 18:25:15,469 INFO L226 Difference]: Without dead ends: 7289 [2022-03-03 18:25:15,470 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1542 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1014, Invalid=5466, Unknown=0, NotChecked=0, Total=6480 [2022-03-03 18:25:15,470 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 2140 mSDsluCounter, 4162 mSDsCounter, 0 mSdLazyCounter, 4059 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2140 SdHoareTripleChecker+Valid, 4494 SdHoareTripleChecker+Invalid, 4322 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 4059 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:15,470 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2140 Valid, 4494 Invalid, 4322 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 4059 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:25:15,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7289 states. [2022-03-03 18:25:15,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7289 to 2967. [2022-03-03 18:25:15,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2967 states, 2955 states have (on average 1.9245346869712352) internal successors, (5687), 2966 states have internal predecessors, (5687), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:15,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 2967 states and 5687 transitions. [2022-03-03 18:25:15,506 INFO L78 Accepts]: Start accepts. Automaton has 2967 states and 5687 transitions. Word has length 172 [2022-03-03 18:25:15,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:15,506 INFO L470 AbstractCegarLoop]: Abstraction has 2967 states and 5687 transitions. [2022-03-03 18:25:15,506 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:15,506 INFO L276 IsEmpty]: Start isEmpty. Operand 2967 states and 5687 transitions. [2022-03-03 18:25:15,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:25:15,507 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:15,508 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:15,508 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2022-03-03 18:25:15,508 INFO L402 AbstractCegarLoop]: === Iteration 91 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:25:15,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:15,508 INFO L85 PathProgramCache]: Analyzing trace with hash 464645013, now seen corresponding path program 23 times [2022-03-03 18:25:15,508 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:15,508 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928342301] [2022-03-03 18:25:15,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:15,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:15,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:15,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:15,941 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:15,941 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928342301] [2022-03-03 18:25:15,941 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1928342301] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:15,941 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:15,941 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:25:15,942 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411306755] [2022-03-03 18:25:15,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:15,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:25:15,942 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:15,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:25:15,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=530, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:25:15,942 INFO L87 Difference]: Start difference. First operand 2967 states and 5687 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:18,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:18,981 INFO L93 Difference]: Finished difference Result 7463 states and 14376 transitions. [2022-03-03 18:25:18,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-03 18:25:18,982 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:25:18,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:18,989 INFO L225 Difference]: With dead ends: 7463 [2022-03-03 18:25:18,989 INFO L226 Difference]: Without dead ends: 7463 [2022-03-03 18:25:18,989 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1506 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1090, Invalid=5230, Unknown=0, NotChecked=0, Total=6320 [2022-03-03 18:25:18,990 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 2300 mSDsluCounter, 4391 mSDsCounter, 0 mSdLazyCounter, 4117 mSolverCounterSat, 351 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2300 SdHoareTripleChecker+Valid, 4735 SdHoareTripleChecker+Invalid, 4468 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 351 IncrementalHoareTripleChecker+Valid, 4117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:18,990 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2300 Valid, 4735 Invalid, 4468 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [351 Valid, 4117 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:25:18,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7463 states. [2022-03-03 18:25:19,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7463 to 2964. [2022-03-03 18:25:19,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2964 states, 2952 states have (on average 1.9244579945799458) internal successors, (5681), 2963 states have internal predecessors, (5681), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:19,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2964 states to 2964 states and 5681 transitions. [2022-03-03 18:25:19,026 INFO L78 Accepts]: Start accepts. Automaton has 2964 states and 5681 transitions. Word has length 172 [2022-03-03 18:25:19,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:19,026 INFO L470 AbstractCegarLoop]: Abstraction has 2964 states and 5681 transitions. [2022-03-03 18:25:19,026 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:19,026 INFO L276 IsEmpty]: Start isEmpty. Operand 2964 states and 5681 transitions. [2022-03-03 18:25:19,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:25:19,027 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:19,027 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:19,028 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2022-03-03 18:25:19,028 INFO L402 AbstractCegarLoop]: === Iteration 92 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:25:19,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:19,028 INFO L85 PathProgramCache]: Analyzing trace with hash 1271119389, now seen corresponding path program 24 times [2022-03-03 18:25:19,028 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:19,028 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575686804] [2022-03-03 18:25:19,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:19,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:19,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:19,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:19,437 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:19,437 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575686804] [2022-03-03 18:25:19,437 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575686804] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:19,437 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:19,437 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:25:19,437 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511509990] [2022-03-03 18:25:19,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:19,438 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:25:19,438 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:19,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:25:19,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=625, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:25:19,438 INFO L87 Difference]: Start difference. First operand 2964 states and 5681 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:22,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:22,790 INFO L93 Difference]: Finished difference Result 7557 states and 14564 transitions. [2022-03-03 18:25:22,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-03-03 18:25:22,790 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:25:22,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:22,798 INFO L225 Difference]: With dead ends: 7557 [2022-03-03 18:25:22,798 INFO L226 Difference]: Without dead ends: 7557 [2022-03-03 18:25:22,798 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1903 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1222, Invalid=6434, Unknown=0, NotChecked=0, Total=7656 [2022-03-03 18:25:22,798 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 2349 mSDsluCounter, 4635 mSDsCounter, 0 mSdLazyCounter, 4705 mSolverCounterSat, 350 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2349 SdHoareTripleChecker+Valid, 4962 SdHoareTripleChecker+Invalid, 5055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 350 IncrementalHoareTripleChecker+Valid, 4705 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:22,798 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2349 Valid, 4962 Invalid, 5055 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [350 Valid, 4705 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:25:22,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7557 states. [2022-03-03 18:25:22,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7557 to 2961. [2022-03-03 18:25:22,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2961 states, 2949 states have (on average 1.9243811461512377) internal successors, (5675), 2960 states have internal predecessors, (5675), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:22,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2961 states to 2961 states and 5675 transitions. [2022-03-03 18:25:22,830 INFO L78 Accepts]: Start accepts. Automaton has 2961 states and 5675 transitions. Word has length 172 [2022-03-03 18:25:22,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:22,830 INFO L470 AbstractCegarLoop]: Abstraction has 2961 states and 5675 transitions. [2022-03-03 18:25:22,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:22,830 INFO L276 IsEmpty]: Start isEmpty. Operand 2961 states and 5675 transitions. [2022-03-03 18:25:22,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:25:22,832 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:22,832 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:22,832 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2022-03-03 18:25:22,832 INFO L402 AbstractCegarLoop]: === Iteration 93 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:25:22,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:22,832 INFO L85 PathProgramCache]: Analyzing trace with hash 1028831195, now seen corresponding path program 25 times [2022-03-03 18:25:22,832 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:22,832 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892696736] [2022-03-03 18:25:22,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:22,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:22,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:23,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:23,231 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:23,231 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892696736] [2022-03-03 18:25:23,231 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892696736] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:23,231 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:23,231 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:25:23,232 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884077666] [2022-03-03 18:25:23,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:23,232 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:25:23,232 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:23,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:25:23,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:25:23,232 INFO L87 Difference]: Start difference. First operand 2961 states and 5675 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:26,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:26,286 INFO L93 Difference]: Finished difference Result 7658 states and 14762 transitions. [2022-03-03 18:25:26,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2022-03-03 18:25:26,286 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:25:26,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:26,295 INFO L225 Difference]: With dead ends: 7658 [2022-03-03 18:25:26,295 INFO L226 Difference]: Without dead ends: 7658 [2022-03-03 18:25:26,295 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1965 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1301, Invalid=6355, Unknown=0, NotChecked=0, Total=7656 [2022-03-03 18:25:26,296 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 2767 mSDsluCounter, 4072 mSDsCounter, 0 mSdLazyCounter, 3861 mSolverCounterSat, 420 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2767 SdHoareTripleChecker+Valid, 4414 SdHoareTripleChecker+Invalid, 4281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 420 IncrementalHoareTripleChecker+Valid, 3861 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:26,296 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2767 Valid, 4414 Invalid, 4281 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [420 Valid, 3861 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:25:26,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7658 states. [2022-03-03 18:25:26,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7658 to 2963. [2022-03-03 18:25:26,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2963 states, 2951 states have (on average 1.9244323957980345) internal successors, (5679), 2962 states have internal predecessors, (5679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:26,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2963 states to 2963 states and 5679 transitions. [2022-03-03 18:25:26,333 INFO L78 Accepts]: Start accepts. Automaton has 2963 states and 5679 transitions. Word has length 172 [2022-03-03 18:25:26,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:26,333 INFO L470 AbstractCegarLoop]: Abstraction has 2963 states and 5679 transitions. [2022-03-03 18:25:26,333 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:26,333 INFO L276 IsEmpty]: Start isEmpty. Operand 2963 states and 5679 transitions. [2022-03-03 18:25:26,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:25:26,334 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:26,334 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:26,334 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2022-03-03 18:25:26,335 INFO L402 AbstractCegarLoop]: === Iteration 94 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:25:26,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:26,335 INFO L85 PathProgramCache]: Analyzing trace with hash -692874691, now seen corresponding path program 26 times [2022-03-03 18:25:26,335 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:26,335 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906629043] [2022-03-03 18:25:26,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:26,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:26,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:26,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:26,767 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:26,767 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906629043] [2022-03-03 18:25:26,767 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906629043] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:26,767 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:26,767 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:25:26,767 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244360930] [2022-03-03 18:25:26,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:26,768 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:25:26,768 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:26,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:25:26,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=628, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:25:26,768 INFO L87 Difference]: Start difference. First operand 2963 states and 5679 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:30,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:30,250 INFO L93 Difference]: Finished difference Result 7645 states and 14740 transitions. [2022-03-03 18:25:30,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2022-03-03 18:25:30,251 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:25:30,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:30,260 INFO L225 Difference]: With dead ends: 7645 [2022-03-03 18:25:30,260 INFO L226 Difference]: Without dead ends: 7645 [2022-03-03 18:25:30,261 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2097 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1280, Invalid=6910, Unknown=0, NotChecked=0, Total=8190 [2022-03-03 18:25:30,261 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 2458 mSDsluCounter, 4824 mSDsCounter, 0 mSdLazyCounter, 4963 mSolverCounterSat, 349 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2458 SdHoareTripleChecker+Valid, 5148 SdHoareTripleChecker+Invalid, 5312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 349 IncrementalHoareTripleChecker+Valid, 4963 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:30,261 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2458 Valid, 5148 Invalid, 5312 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [349 Valid, 4963 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-03 18:25:30,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7645 states. [2022-03-03 18:25:30,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7645 to 2958. [2022-03-03 18:25:30,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2958 states, 2946 states have (on average 1.924304141208418) internal successors, (5669), 2957 states have internal predecessors, (5669), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:30,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2958 states to 2958 states and 5669 transitions. [2022-03-03 18:25:30,300 INFO L78 Accepts]: Start accepts. Automaton has 2958 states and 5669 transitions. Word has length 172 [2022-03-03 18:25:30,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:30,300 INFO L470 AbstractCegarLoop]: Abstraction has 2958 states and 5669 transitions. [2022-03-03 18:25:30,300 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:30,301 INFO L276 IsEmpty]: Start isEmpty. Operand 2958 states and 5669 transitions. [2022-03-03 18:25:30,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:25:30,302 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:30,302 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:30,302 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2022-03-03 18:25:30,302 INFO L402 AbstractCegarLoop]: === Iteration 95 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:25:30,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:30,302 INFO L85 PathProgramCache]: Analyzing trace with hash 2043331962, now seen corresponding path program 8 times [2022-03-03 18:25:30,303 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:30,303 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426782687] [2022-03-03 18:25:30,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:30,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:30,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:30,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:30,733 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:30,733 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426782687] [2022-03-03 18:25:30,733 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [426782687] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:30,733 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:30,733 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:25:30,733 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149891581] [2022-03-03 18:25:30,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:30,733 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:25:30,733 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:30,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:25:30,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=623, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:25:30,734 INFO L87 Difference]: Start difference. First operand 2958 states and 5669 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:33,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:33,405 INFO L93 Difference]: Finished difference Result 5746 states and 11117 transitions. [2022-03-03 18:25:33,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-03-03 18:25:33,406 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:25:33,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:33,411 INFO L225 Difference]: With dead ends: 5746 [2022-03-03 18:25:33,411 INFO L226 Difference]: Without dead ends: 5746 [2022-03-03 18:25:33,411 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1774 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=971, Invalid=5835, Unknown=0, NotChecked=0, Total=6806 [2022-03-03 18:25:33,411 INFO L933 BasicCegarLoop]: 305 mSDtfsCounter, 2016 mSDsluCounter, 4915 mSDsCounter, 0 mSdLazyCounter, 4297 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2016 SdHoareTripleChecker+Valid, 5214 SdHoareTripleChecker+Invalid, 4438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 4297 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:33,412 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2016 Valid, 5214 Invalid, 4438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 4297 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:25:33,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5746 states. [2022-03-03 18:25:33,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5746 to 3005. [2022-03-03 18:25:33,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3005 states, 2993 states have (on average 1.9244904777814902) internal successors, (5760), 3004 states have internal predecessors, (5760), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:33,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3005 states to 3005 states and 5760 transitions. [2022-03-03 18:25:33,441 INFO L78 Accepts]: Start accepts. Automaton has 3005 states and 5760 transitions. Word has length 172 [2022-03-03 18:25:33,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:33,441 INFO L470 AbstractCegarLoop]: Abstraction has 3005 states and 5760 transitions. [2022-03-03 18:25:33,441 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:33,441 INFO L276 IsEmpty]: Start isEmpty. Operand 3005 states and 5760 transitions. [2022-03-03 18:25:33,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:25:33,442 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:33,442 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:33,442 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2022-03-03 18:25:33,443 INFO L402 AbstractCegarLoop]: === Iteration 96 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:25:33,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:33,443 INFO L85 PathProgramCache]: Analyzing trace with hash 932622621, now seen corresponding path program 27 times [2022-03-03 18:25:33,443 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:33,443 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998486637] [2022-03-03 18:25:33,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:33,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:33,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:33,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:33,854 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:33,854 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998486637] [2022-03-03 18:25:33,854 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1998486637] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:33,854 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:33,854 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:25:33,854 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234338297] [2022-03-03 18:25:33,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:33,855 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:25:33,855 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:33,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:25:33,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=627, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:25:33,856 INFO L87 Difference]: Start difference. First operand 3005 states and 5760 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:37,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:37,419 INFO L93 Difference]: Finished difference Result 6599 states and 12739 transitions. [2022-03-03 18:25:37,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-03 18:25:37,419 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:25:37,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:37,427 INFO L225 Difference]: With dead ends: 6599 [2022-03-03 18:25:37,427 INFO L226 Difference]: Without dead ends: 6599 [2022-03-03 18:25:37,428 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1660 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1011, Invalid=5795, Unknown=0, NotChecked=0, Total=6806 [2022-03-03 18:25:37,428 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 2400 mSDsluCounter, 5645 mSDsCounter, 0 mSdLazyCounter, 6167 mSolverCounterSat, 259 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2400 SdHoareTripleChecker+Valid, 5960 SdHoareTripleChecker+Invalid, 6426 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 259 IncrementalHoareTripleChecker+Valid, 6167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:37,428 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2400 Valid, 5960 Invalid, 6426 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [259 Valid, 6167 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-03 18:25:37,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6599 states. [2022-03-03 18:25:37,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6599 to 2957. [2022-03-03 18:25:37,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2957 states, 2945 states have (on average 1.9232597623089982) internal successors, (5664), 2956 states have internal predecessors, (5664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:37,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2957 states to 2957 states and 5664 transitions. [2022-03-03 18:25:37,474 INFO L78 Accepts]: Start accepts. Automaton has 2957 states and 5664 transitions. Word has length 172 [2022-03-03 18:25:37,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:37,475 INFO L470 AbstractCegarLoop]: Abstraction has 2957 states and 5664 transitions. [2022-03-03 18:25:37,475 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:37,475 INFO L276 IsEmpty]: Start isEmpty. Operand 2957 states and 5664 transitions. [2022-03-03 18:25:37,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:25:37,476 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:37,476 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:37,476 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2022-03-03 18:25:37,476 INFO L402 AbstractCegarLoop]: === Iteration 97 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:25:37,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:37,477 INFO L85 PathProgramCache]: Analyzing trace with hash 2118842269, now seen corresponding path program 28 times [2022-03-03 18:25:37,477 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:37,477 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682506823] [2022-03-03 18:25:37,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:37,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:37,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:37,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:37,847 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:37,847 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682506823] [2022-03-03 18:25:37,847 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682506823] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:37,847 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:37,848 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:25:37,848 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162655238] [2022-03-03 18:25:37,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:37,848 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:25:37,848 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:37,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:25:37,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=532, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:25:37,848 INFO L87 Difference]: Start difference. First operand 2957 states and 5664 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:40,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:40,962 INFO L93 Difference]: Finished difference Result 7274 states and 14014 transitions. [2022-03-03 18:25:40,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-03 18:25:40,962 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:25:40,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:40,971 INFO L225 Difference]: With dead ends: 7274 [2022-03-03 18:25:40,971 INFO L226 Difference]: Without dead ends: 7274 [2022-03-03 18:25:40,972 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1580 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=1069, Invalid=5411, Unknown=0, NotChecked=0, Total=6480 [2022-03-03 18:25:40,972 INFO L933 BasicCegarLoop]: 400 mSDtfsCounter, 2471 mSDsluCounter, 4811 mSDsCounter, 0 mSdLazyCounter, 4616 mSolverCounterSat, 374 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2471 SdHoareTripleChecker+Valid, 5205 SdHoareTripleChecker+Invalid, 4990 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 374 IncrementalHoareTripleChecker+Valid, 4616 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:40,972 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2471 Valid, 5205 Invalid, 4990 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [374 Valid, 4616 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:25:40,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7274 states. [2022-03-03 18:25:41,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7274 to 2959. [2022-03-03 18:25:41,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2959 states, 2947 states have (on average 1.9233118425517475) internal successors, (5668), 2958 states have internal predecessors, (5668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:41,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2959 states to 2959 states and 5668 transitions. [2022-03-03 18:25:41,010 INFO L78 Accepts]: Start accepts. Automaton has 2959 states and 5668 transitions. Word has length 172 [2022-03-03 18:25:41,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:41,010 INFO L470 AbstractCegarLoop]: Abstraction has 2959 states and 5668 transitions. [2022-03-03 18:25:41,011 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:41,011 INFO L276 IsEmpty]: Start isEmpty. Operand 2959 states and 5668 transitions. [2022-03-03 18:25:41,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:25:41,012 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:41,012 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:41,012 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2022-03-03 18:25:41,012 INFO L402 AbstractCegarLoop]: === Iteration 98 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:25:41,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:41,012 INFO L85 PathProgramCache]: Analyzing trace with hash -1240062335, now seen corresponding path program 29 times [2022-03-03 18:25:41,012 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:41,012 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282793332] [2022-03-03 18:25:41,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:41,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:41,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:41,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:41,509 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:41,509 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282793332] [2022-03-03 18:25:41,509 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [282793332] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:41,509 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:41,509 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:25:41,509 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605059663] [2022-03-03 18:25:41,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:41,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:25:41,510 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:41,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:25:41,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=628, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:25:41,510 INFO L87 Difference]: Start difference. First operand 2959 states and 5668 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:44,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:44,884 INFO L93 Difference]: Finished difference Result 7413 states and 14292 transitions. [2022-03-03 18:25:44,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-03 18:25:44,884 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:25:44,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:44,892 INFO L225 Difference]: With dead ends: 7413 [2022-03-03 18:25:44,892 INFO L226 Difference]: Without dead ends: 7413 [2022-03-03 18:25:44,893 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1949 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1149, Invalid=6507, Unknown=0, NotChecked=0, Total=7656 [2022-03-03 18:25:44,893 INFO L933 BasicCegarLoop]: 402 mSDtfsCounter, 2559 mSDsluCounter, 4852 mSDsCounter, 0 mSdLazyCounter, 5046 mSolverCounterSat, 407 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2559 SdHoareTripleChecker+Valid, 5247 SdHoareTripleChecker+Invalid, 5453 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 407 IncrementalHoareTripleChecker+Valid, 5046 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:44,893 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2559 Valid, 5247 Invalid, 5453 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [407 Valid, 5046 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-03 18:25:44,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7413 states. [2022-03-03 18:25:44,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7413 to 2937. [2022-03-03 18:25:44,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2937 states, 2925 states have (on average 1.9227350427350427) internal successors, (5624), 2936 states have internal predecessors, (5624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:44,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2937 states to 2937 states and 5624 transitions. [2022-03-03 18:25:44,936 INFO L78 Accepts]: Start accepts. Automaton has 2937 states and 5624 transitions. Word has length 172 [2022-03-03 18:25:44,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:44,936 INFO L470 AbstractCegarLoop]: Abstraction has 2937 states and 5624 transitions. [2022-03-03 18:25:44,936 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:44,936 INFO L276 IsEmpty]: Start isEmpty. Operand 2937 states and 5624 transitions. [2022-03-03 18:25:44,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:25:44,937 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:44,937 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:44,938 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2022-03-03 18:25:44,938 INFO L402 AbstractCegarLoop]: === Iteration 99 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:25:44,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:44,938 INFO L85 PathProgramCache]: Analyzing trace with hash -626719667, now seen corresponding path program 30 times [2022-03-03 18:25:44,938 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:44,938 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498093010] [2022-03-03 18:25:44,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:44,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:44,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:45,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:45,488 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:45,488 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498093010] [2022-03-03 18:25:45,488 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1498093010] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:45,488 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:45,488 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:25:45,488 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465780789] [2022-03-03 18:25:45,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:45,489 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:25:45,489 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:45,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:25:45,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=614, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:25:45,489 INFO L87 Difference]: Start difference. First operand 2937 states and 5624 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:48,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:48,160 INFO L93 Difference]: Finished difference Result 5459 states and 10529 transitions. [2022-03-03 18:25:48,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:25:48,161 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:25:48,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:48,166 INFO L225 Difference]: With dead ends: 5459 [2022-03-03 18:25:48,166 INFO L226 Difference]: Without dead ends: 5459 [2022-03-03 18:25:48,166 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 848 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=670, Invalid=3490, Unknown=0, NotChecked=0, Total=4160 [2022-03-03 18:25:48,166 INFO L933 BasicCegarLoop]: 367 mSDtfsCounter, 1533 mSDsluCounter, 4785 mSDsCounter, 0 mSdLazyCounter, 4272 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1533 SdHoareTripleChecker+Valid, 5142 SdHoareTripleChecker+Invalid, 4530 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 4272 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:48,167 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1533 Valid, 5142 Invalid, 4530 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 4272 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:25:48,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5459 states. [2022-03-03 18:25:48,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5459 to 2937. [2022-03-03 18:25:48,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2937 states, 2925 states have (on average 1.9227350427350427) internal successors, (5624), 2936 states have internal predecessors, (5624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:48,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2937 states to 2937 states and 5624 transitions. [2022-03-03 18:25:48,195 INFO L78 Accepts]: Start accepts. Automaton has 2937 states and 5624 transitions. Word has length 172 [2022-03-03 18:25:48,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:48,195 INFO L470 AbstractCegarLoop]: Abstraction has 2937 states and 5624 transitions. [2022-03-03 18:25:48,195 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:48,195 INFO L276 IsEmpty]: Start isEmpty. Operand 2937 states and 5624 transitions. [2022-03-03 18:25:48,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:25:48,197 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:48,197 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:48,197 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2022-03-03 18:25:48,197 INFO L402 AbstractCegarLoop]: === Iteration 100 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:25:48,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:48,197 INFO L85 PathProgramCache]: Analyzing trace with hash 72555183, now seen corresponding path program 31 times [2022-03-03 18:25:48,197 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:48,198 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071746230] [2022-03-03 18:25:48,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:48,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:48,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:48,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:48,665 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:48,665 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071746230] [2022-03-03 18:25:48,665 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071746230] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:48,665 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:48,665 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:25:48,665 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200663860] [2022-03-03 18:25:48,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:48,666 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:25:48,666 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:48,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:25:48,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=618, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:25:48,666 INFO L87 Difference]: Start difference. First operand 2937 states and 5624 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:51,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:51,158 INFO L93 Difference]: Finished difference Result 5512 states and 10634 transitions. [2022-03-03 18:25:51,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-03 18:25:51,158 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:25:51,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:51,165 INFO L225 Difference]: With dead ends: 5512 [2022-03-03 18:25:51,165 INFO L226 Difference]: Without dead ends: 5512 [2022-03-03 18:25:51,165 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 886 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=692, Invalid=3598, Unknown=0, NotChecked=0, Total=4290 [2022-03-03 18:25:51,166 INFO L933 BasicCegarLoop]: 368 mSDtfsCounter, 1581 mSDsluCounter, 3997 mSDsCounter, 0 mSdLazyCounter, 3776 mSolverCounterSat, 271 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1581 SdHoareTripleChecker+Valid, 4356 SdHoareTripleChecker+Invalid, 4047 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 271 IncrementalHoareTripleChecker+Valid, 3776 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:51,166 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1581 Valid, 4356 Invalid, 4047 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [271 Valid, 3776 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:25:51,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5512 states. [2022-03-03 18:25:51,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5512 to 2938. [2022-03-03 18:25:51,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2938 states, 2926 states have (on average 1.9227614490772384) internal successors, (5626), 2937 states have internal predecessors, (5626), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:51,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2938 states to 2938 states and 5626 transitions. [2022-03-03 18:25:51,198 INFO L78 Accepts]: Start accepts. Automaton has 2938 states and 5626 transitions. Word has length 172 [2022-03-03 18:25:51,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:51,198 INFO L470 AbstractCegarLoop]: Abstraction has 2938 states and 5626 transitions. [2022-03-03 18:25:51,198 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:51,198 INFO L276 IsEmpty]: Start isEmpty. Operand 2938 states and 5626 transitions. [2022-03-03 18:25:51,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:25:51,200 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:51,200 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:51,200 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2022-03-03 18:25:51,200 INFO L402 AbstractCegarLoop]: === Iteration 101 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:25:51,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:51,200 INFO L85 PathProgramCache]: Analyzing trace with hash -1442536789, now seen corresponding path program 32 times [2022-03-03 18:25:51,200 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:51,200 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274543875] [2022-03-03 18:25:51,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:51,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:51,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:51,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:51,702 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:51,702 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274543875] [2022-03-03 18:25:51,702 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274543875] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:51,703 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:51,703 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:25:51,703 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064080227] [2022-03-03 18:25:51,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:51,703 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:25:51,703 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:51,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:25:51,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=619, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:25:51,704 INFO L87 Difference]: Start difference. First operand 2938 states and 5626 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:54,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:54,711 INFO L93 Difference]: Finished difference Result 5569 states and 10743 transitions. [2022-03-03 18:25:54,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-03 18:25:54,711 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:25:54,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:54,716 INFO L225 Difference]: With dead ends: 5569 [2022-03-03 18:25:54,716 INFO L226 Difference]: Without dead ends: 5569 [2022-03-03 18:25:54,717 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1071 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=815, Invalid=4155, Unknown=0, NotChecked=0, Total=4970 [2022-03-03 18:25:54,717 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 1634 mSDsluCounter, 4975 mSDsCounter, 0 mSdLazyCounter, 4693 mSolverCounterSat, 295 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1634 SdHoareTripleChecker+Valid, 5340 SdHoareTripleChecker+Invalid, 4988 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 295 IncrementalHoareTripleChecker+Valid, 4693 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:54,717 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1634 Valid, 5340 Invalid, 4988 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [295 Valid, 4693 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-03 18:25:54,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5569 states. [2022-03-03 18:25:54,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5569 to 2941. [2022-03-03 18:25:54,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2941 states, 2929 states have (on average 1.9228405599180607) internal successors, (5632), 2940 states have internal predecessors, (5632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:54,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2941 states to 2941 states and 5632 transitions. [2022-03-03 18:25:54,745 INFO L78 Accepts]: Start accepts. Automaton has 2941 states and 5632 transitions. Word has length 172 [2022-03-03 18:25:54,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:54,745 INFO L470 AbstractCegarLoop]: Abstraction has 2941 states and 5632 transitions. [2022-03-03 18:25:54,745 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:54,745 INFO L276 IsEmpty]: Start isEmpty. Operand 2941 states and 5632 transitions. [2022-03-03 18:25:54,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:25:54,746 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:54,746 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:54,746 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2022-03-03 18:25:54,746 INFO L402 AbstractCegarLoop]: === Iteration 102 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:25:54,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:54,747 INFO L85 PathProgramCache]: Analyzing trace with hash -1631908007, now seen corresponding path program 33 times [2022-03-03 18:25:54,747 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:54,747 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028435676] [2022-03-03 18:25:54,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:54,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:54,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:55,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:55,162 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:55,162 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028435676] [2022-03-03 18:25:55,162 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2028435676] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:55,162 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:55,162 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:25:55,163 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874003550] [2022-03-03 18:25:55,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:55,163 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:25:55,163 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:55,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:25:55,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=525, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:25:55,164 INFO L87 Difference]: Start difference. First operand 2941 states and 5632 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:57,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:57,814 INFO L93 Difference]: Finished difference Result 5587 states and 10780 transitions. [2022-03-03 18:25:57,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-03 18:25:57,814 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:25:57,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:57,820 INFO L225 Difference]: With dead ends: 5587 [2022-03-03 18:25:57,821 INFO L226 Difference]: Without dead ends: 5587 [2022-03-03 18:25:57,821 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 940 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=840, Invalid=3716, Unknown=0, NotChecked=0, Total=4556 [2022-03-03 18:25:57,821 INFO L933 BasicCegarLoop]: 398 mSDtfsCounter, 1833 mSDsluCounter, 4097 mSDsCounter, 0 mSdLazyCounter, 3875 mSolverCounterSat, 322 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1833 SdHoareTripleChecker+Valid, 4488 SdHoareTripleChecker+Invalid, 4197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 322 IncrementalHoareTripleChecker+Valid, 3875 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:57,821 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1833 Valid, 4488 Invalid, 4197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [322 Valid, 3875 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:25:57,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5587 states. [2022-03-03 18:25:57,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5587 to 2937. [2022-03-03 18:25:57,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2937 states, 2925 states have (on average 1.9227350427350427) internal successors, (5624), 2936 states have internal predecessors, (5624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:57,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2937 states to 2937 states and 5624 transitions. [2022-03-03 18:25:57,851 INFO L78 Accepts]: Start accepts. Automaton has 2937 states and 5624 transitions. Word has length 172 [2022-03-03 18:25:57,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:57,851 INFO L470 AbstractCegarLoop]: Abstraction has 2937 states and 5624 transitions. [2022-03-03 18:25:57,851 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:25:57,851 INFO L276 IsEmpty]: Start isEmpty. Operand 2937 states and 5624 transitions. [2022-03-03 18:25:57,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:25:57,852 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:57,852 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:57,852 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2022-03-03 18:25:57,853 INFO L402 AbstractCegarLoop]: === Iteration 103 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:25:57,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:57,853 INFO L85 PathProgramCache]: Analyzing trace with hash -578119293, now seen corresponding path program 34 times [2022-03-03 18:25:57,853 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:57,853 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288730617] [2022-03-03 18:25:57,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:57,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:57,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:58,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:58,342 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:58,342 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1288730617] [2022-03-03 18:25:58,342 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1288730617] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:58,342 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:58,342 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:25:58,342 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113092735] [2022-03-03 18:25:58,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:58,343 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:25:58,343 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:58,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:25:58,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=619, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:25:58,343 INFO L87 Difference]: Start difference. First operand 2937 states and 5624 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:00,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:00,827 INFO L93 Difference]: Finished difference Result 5485 states and 10580 transitions. [2022-03-03 18:26:00,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:26:00,827 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:26:00,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:00,833 INFO L225 Difference]: With dead ends: 5485 [2022-03-03 18:26:00,833 INFO L226 Difference]: Without dead ends: 5485 [2022-03-03 18:26:00,833 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 855 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=662, Invalid=3498, Unknown=0, NotChecked=0, Total=4160 [2022-03-03 18:26:00,834 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1327 mSDsluCounter, 4315 mSDsCounter, 0 mSdLazyCounter, 3855 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1327 SdHoareTripleChecker+Valid, 4623 SdHoareTripleChecker+Invalid, 4100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 3855 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:00,834 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1327 Valid, 4623 Invalid, 4100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 3855 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:26:00,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5485 states. [2022-03-03 18:26:00,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5485 to 2939. [2022-03-03 18:26:00,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2939 states, 2927 states have (on average 1.922787837376153) internal successors, (5628), 2938 states have internal predecessors, (5628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:00,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2939 states to 2939 states and 5628 transitions. [2022-03-03 18:26:00,862 INFO L78 Accepts]: Start accepts. Automaton has 2939 states and 5628 transitions. Word has length 172 [2022-03-03 18:26:00,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:00,862 INFO L470 AbstractCegarLoop]: Abstraction has 2939 states and 5628 transitions. [2022-03-03 18:26:00,862 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:00,862 INFO L276 IsEmpty]: Start isEmpty. Operand 2939 states and 5628 transitions. [2022-03-03 18:26:00,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:26:00,863 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:00,864 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:00,864 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2022-03-03 18:26:00,864 INFO L402 AbstractCegarLoop]: === Iteration 104 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:26:00,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:00,864 INFO L85 PathProgramCache]: Analyzing trace with hash -2093211265, now seen corresponding path program 35 times [2022-03-03 18:26:00,864 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:00,864 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109053922] [2022-03-03 18:26:00,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:00,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:00,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:01,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:01,330 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:01,330 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109053922] [2022-03-03 18:26:01,330 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109053922] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:01,330 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:01,330 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:26:01,330 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826734790] [2022-03-03 18:26:01,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:01,331 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:26:01,331 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:01,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:26:01,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=621, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:26:01,331 INFO L87 Difference]: Start difference. First operand 2939 states and 5628 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:03,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:03,860 INFO L93 Difference]: Finished difference Result 5594 states and 10792 transitions. [2022-03-03 18:26:03,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-03 18:26:03,860 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:26:03,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:03,866 INFO L225 Difference]: With dead ends: 5594 [2022-03-03 18:26:03,866 INFO L226 Difference]: Without dead ends: 5594 [2022-03-03 18:26:03,867 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1040 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=777, Invalid=4053, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:26:03,867 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 1706 mSDsluCounter, 3999 mSDsCounter, 0 mSdLazyCounter, 3605 mSolverCounterSat, 318 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1706 SdHoareTripleChecker+Valid, 4312 SdHoareTripleChecker+Invalid, 3923 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 318 IncrementalHoareTripleChecker+Valid, 3605 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:03,867 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1706 Valid, 4312 Invalid, 3923 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [318 Valid, 3605 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:26:03,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5594 states. [2022-03-03 18:26:03,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5594 to 2942. [2022-03-03 18:26:03,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2942 states, 2930 states have (on average 1.9228668941979523) internal successors, (5634), 2941 states have internal predecessors, (5634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:03,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2942 states to 2942 states and 5634 transitions. [2022-03-03 18:26:03,897 INFO L78 Accepts]: Start accepts. Automaton has 2942 states and 5634 transitions. Word has length 172 [2022-03-03 18:26:03,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:03,897 INFO L470 AbstractCegarLoop]: Abstraction has 2942 states and 5634 transitions. [2022-03-03 18:26:03,897 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:03,897 INFO L276 IsEmpty]: Start isEmpty. Operand 2942 states and 5634 transitions. [2022-03-03 18:26:03,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:26:03,898 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:03,898 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:03,898 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2022-03-03 18:26:03,898 INFO L402 AbstractCegarLoop]: === Iteration 105 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:26:03,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:03,899 INFO L85 PathProgramCache]: Analyzing trace with hash 2012384813, now seen corresponding path program 36 times [2022-03-03 18:26:03,899 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:03,899 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435357973] [2022-03-03 18:26:03,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:03,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:03,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:04,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:04,334 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:04,334 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435357973] [2022-03-03 18:26:04,334 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [435357973] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:04,334 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:04,334 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:26:04,334 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763503302] [2022-03-03 18:26:04,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:04,335 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:26:04,335 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:04,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:26:04,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=528, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:26:04,335 INFO L87 Difference]: Start difference. First operand 2942 states and 5634 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:06,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:06,718 INFO L93 Difference]: Finished difference Result 5646 states and 10897 transitions. [2022-03-03 18:26:06,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-03 18:26:06,718 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:26:06,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:06,724 INFO L225 Difference]: With dead ends: 5646 [2022-03-03 18:26:06,724 INFO L226 Difference]: Without dead ends: 5646 [2022-03-03 18:26:06,724 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 986 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=857, Invalid=3835, Unknown=0, NotChecked=0, Total=4692 [2022-03-03 18:26:06,725 INFO L933 BasicCegarLoop]: 399 mSDtfsCounter, 1688 mSDsluCounter, 3490 mSDsCounter, 0 mSdLazyCounter, 3203 mSolverCounterSat, 306 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1688 SdHoareTripleChecker+Valid, 3882 SdHoareTripleChecker+Invalid, 3509 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 306 IncrementalHoareTripleChecker+Valid, 3203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:06,725 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1688 Valid, 3882 Invalid, 3509 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [306 Valid, 3203 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:26:06,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5646 states. [2022-03-03 18:26:06,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5646 to 2938. [2022-03-03 18:26:06,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2938 states, 2926 states have (on average 1.9227614490772384) internal successors, (5626), 2937 states have internal predecessors, (5626), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:06,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2938 states to 2938 states and 5626 transitions. [2022-03-03 18:26:06,753 INFO L78 Accepts]: Start accepts. Automaton has 2938 states and 5626 transitions. Word has length 172 [2022-03-03 18:26:06,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:06,753 INFO L470 AbstractCegarLoop]: Abstraction has 2938 states and 5626 transitions. [2022-03-03 18:26:06,753 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:06,753 INFO L276 IsEmpty]: Start isEmpty. Operand 2938 states and 5626 transitions. [2022-03-03 18:26:06,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:26:06,754 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:06,754 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:06,754 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2022-03-03 18:26:06,754 INFO L402 AbstractCegarLoop]: === Iteration 106 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:26:06,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:06,755 INFO L85 PathProgramCache]: Analyzing trace with hash 926996813, now seen corresponding path program 37 times [2022-03-03 18:26:06,755 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:06,755 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831833334] [2022-03-03 18:26:06,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:06,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:06,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:07,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:07,172 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:07,172 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831833334] [2022-03-03 18:26:07,172 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [831833334] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:07,172 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:07,172 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:26:07,172 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094261355] [2022-03-03 18:26:07,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:07,173 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:26:07,173 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:07,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:26:07,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=528, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:26:07,173 INFO L87 Difference]: Start difference. First operand 2938 states and 5626 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:09,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:09,401 INFO L93 Difference]: Finished difference Result 5557 states and 10719 transitions. [2022-03-03 18:26:09,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-03 18:26:09,402 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:26:09,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:09,408 INFO L225 Difference]: With dead ends: 5557 [2022-03-03 18:26:09,408 INFO L226 Difference]: Without dead ends: 5557 [2022-03-03 18:26:09,408 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 915 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=796, Invalid=3626, Unknown=0, NotChecked=0, Total=4422 [2022-03-03 18:26:09,409 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1970 mSDsluCounter, 3306 mSDsCounter, 0 mSdLazyCounter, 2843 mSolverCounterSat, 387 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1970 SdHoareTripleChecker+Valid, 3641 SdHoareTripleChecker+Invalid, 3230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 387 IncrementalHoareTripleChecker+Valid, 2843 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:09,409 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1970 Valid, 3641 Invalid, 3230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [387 Valid, 2843 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:26:09,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5557 states. [2022-03-03 18:26:09,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5557 to 2944. [2022-03-03 18:26:09,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2944 states, 2932 states have (on average 1.9229195088676672) internal successors, (5638), 2943 states have internal predecessors, (5638), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:09,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2944 states to 2944 states and 5638 transitions. [2022-03-03 18:26:09,440 INFO L78 Accepts]: Start accepts. Automaton has 2944 states and 5638 transitions. Word has length 172 [2022-03-03 18:26:09,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:09,440 INFO L470 AbstractCegarLoop]: Abstraction has 2944 states and 5638 transitions. [2022-03-03 18:26:09,440 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:09,440 INFO L276 IsEmpty]: Start isEmpty. Operand 2944 states and 5638 transitions. [2022-03-03 18:26:09,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:26:09,441 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:09,441 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:09,442 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2022-03-03 18:26:09,442 INFO L402 AbstractCegarLoop]: === Iteration 107 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:26:09,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:09,442 INFO L85 PathProgramCache]: Analyzing trace with hash 737625595, now seen corresponding path program 38 times [2022-03-03 18:26:09,442 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:09,442 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [115837834] [2022-03-03 18:26:09,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:09,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:09,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:09,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:09,869 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:09,869 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [115837834] [2022-03-03 18:26:09,870 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [115837834] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:09,870 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:09,870 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:26:09,870 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418032224] [2022-03-03 18:26:09,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:09,870 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:26:09,870 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:09,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:26:09,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=529, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:26:09,871 INFO L87 Difference]: Start difference. First operand 2944 states and 5638 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:12,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:12,949 INFO L93 Difference]: Finished difference Result 5708 states and 11016 transitions. [2022-03-03 18:26:12,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:26:12,949 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:26:12,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:12,955 INFO L225 Difference]: With dead ends: 5708 [2022-03-03 18:26:12,955 INFO L226 Difference]: Without dead ends: 5708 [2022-03-03 18:26:12,955 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1188 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=1004, Invalid=4398, Unknown=0, NotChecked=0, Total=5402 [2022-03-03 18:26:12,955 INFO L933 BasicCegarLoop]: 404 mSDtfsCounter, 1466 mSDsluCounter, 5001 mSDsCounter, 0 mSdLazyCounter, 4535 mSolverCounterSat, 296 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1466 SdHoareTripleChecker+Valid, 5398 SdHoareTripleChecker+Invalid, 4831 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 296 IncrementalHoareTripleChecker+Valid, 4535 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:12,955 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1466 Valid, 5398 Invalid, 4831 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [296 Valid, 4535 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:26:12,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5708 states. [2022-03-03 18:26:12,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5708 to 2941. [2022-03-03 18:26:12,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2941 states, 2929 states have (on average 1.9228405599180607) internal successors, (5632), 2940 states have internal predecessors, (5632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:12,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2941 states to 2941 states and 5632 transitions. [2022-03-03 18:26:12,983 INFO L78 Accepts]: Start accepts. Automaton has 2941 states and 5632 transitions. Word has length 172 [2022-03-03 18:26:12,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:12,983 INFO L470 AbstractCegarLoop]: Abstraction has 2941 states and 5632 transitions. [2022-03-03 18:26:12,983 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:12,983 INFO L276 IsEmpty]: Start isEmpty. Operand 2941 states and 5632 transitions. [2022-03-03 18:26:12,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:26:12,984 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:12,984 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:12,985 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2022-03-03 18:26:12,985 INFO L402 AbstractCegarLoop]: === Iteration 108 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:26:12,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:12,985 INFO L85 PathProgramCache]: Analyzing trace with hash 1544099971, now seen corresponding path program 39 times [2022-03-03 18:26:12,985 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:12,985 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921608145] [2022-03-03 18:26:12,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:12,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:13,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:13,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:13,390 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:13,390 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921608145] [2022-03-03 18:26:13,390 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921608145] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:13,390 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:13,390 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:26:13,390 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391735584] [2022-03-03 18:26:13,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:13,390 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:26:13,391 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:13,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:26:13,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=526, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:26:13,391 INFO L87 Difference]: Start difference. First operand 2941 states and 5632 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:16,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:16,405 INFO L93 Difference]: Finished difference Result 5675 states and 10956 transitions. [2022-03-03 18:26:16,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:26:16,405 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:26:16,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:16,412 INFO L225 Difference]: With dead ends: 5675 [2022-03-03 18:26:16,412 INFO L226 Difference]: Without dead ends: 5675 [2022-03-03 18:26:16,413 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1156 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=1026, Invalid=4376, Unknown=0, NotChecked=0, Total=5402 [2022-03-03 18:26:16,413 INFO L933 BasicCegarLoop]: 416 mSDtfsCounter, 1657 mSDsluCounter, 4741 mSDsCounter, 0 mSdLazyCounter, 4526 mSolverCounterSat, 332 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1657 SdHoareTripleChecker+Valid, 5149 SdHoareTripleChecker+Invalid, 4858 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 332 IncrementalHoareTripleChecker+Valid, 4526 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:16,413 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1657 Valid, 5149 Invalid, 4858 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [332 Valid, 4526 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:26:16,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5675 states. [2022-03-03 18:26:16,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5675 to 2937. [2022-03-03 18:26:16,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2937 states, 2925 states have (on average 1.9227350427350427) internal successors, (5624), 2936 states have internal predecessors, (5624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:16,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2937 states to 2937 states and 5624 transitions. [2022-03-03 18:26:16,443 INFO L78 Accepts]: Start accepts. Automaton has 2937 states and 5624 transitions. Word has length 172 [2022-03-03 18:26:16,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:16,443 INFO L470 AbstractCegarLoop]: Abstraction has 2937 states and 5624 transitions. [2022-03-03 18:26:16,443 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:16,443 INFO L276 IsEmpty]: Start isEmpty. Operand 2937 states and 5624 transitions. [2022-03-03 18:26:16,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:26:16,444 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:16,444 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:16,444 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2022-03-03 18:26:16,444 INFO L402 AbstractCegarLoop]: === Iteration 109 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:26:16,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:16,445 INFO L85 PathProgramCache]: Analyzing trace with hash 2094418331, now seen corresponding path program 40 times [2022-03-03 18:26:16,445 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:16,445 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947625708] [2022-03-03 18:26:16,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:16,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:16,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:16,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:16,877 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:16,877 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1947625708] [2022-03-03 18:26:16,877 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1947625708] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:16,878 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:16,878 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:26:16,878 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336614103] [2022-03-03 18:26:16,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:16,878 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:26:16,878 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:16,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:26:16,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=526, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:26:16,879 INFO L87 Difference]: Start difference. First operand 2937 states and 5624 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:18,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:18,832 INFO L93 Difference]: Finished difference Result 5483 states and 10576 transitions. [2022-03-03 18:26:18,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-03 18:26:18,832 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:26:18,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:18,837 INFO L225 Difference]: With dead ends: 5483 [2022-03-03 18:26:18,837 INFO L226 Difference]: Without dead ends: 5483 [2022-03-03 18:26:18,838 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 649 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=591, Invalid=2831, Unknown=0, NotChecked=0, Total=3422 [2022-03-03 18:26:18,838 INFO L933 BasicCegarLoop]: 301 mSDtfsCounter, 1470 mSDsluCounter, 3435 mSDsCounter, 0 mSdLazyCounter, 2782 mSolverCounterSat, 255 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1470 SdHoareTripleChecker+Valid, 3730 SdHoareTripleChecker+Invalid, 3037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 255 IncrementalHoareTripleChecker+Valid, 2782 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:18,838 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1470 Valid, 3730 Invalid, 3037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [255 Valid, 2782 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:26:18,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5483 states. [2022-03-03 18:26:18,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5483 to 2937. [2022-03-03 18:26:18,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2937 states, 2925 states have (on average 1.9227350427350427) internal successors, (5624), 2936 states have internal predecessors, (5624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:18,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2937 states to 2937 states and 5624 transitions. [2022-03-03 18:26:18,865 INFO L78 Accepts]: Start accepts. Automaton has 2937 states and 5624 transitions. Word has length 172 [2022-03-03 18:26:18,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:18,865 INFO L470 AbstractCegarLoop]: Abstraction has 2937 states and 5624 transitions. [2022-03-03 18:26:18,865 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:18,866 INFO L276 IsEmpty]: Start isEmpty. Operand 2937 states and 5624 transitions. [2022-03-03 18:26:18,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:26:18,867 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:18,867 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:18,867 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2022-03-03 18:26:18,867 INFO L402 AbstractCegarLoop]: === Iteration 110 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:26:18,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:18,867 INFO L85 PathProgramCache]: Analyzing trace with hash 579326359, now seen corresponding path program 41 times [2022-03-03 18:26:18,867 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:18,867 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740446698] [2022-03-03 18:26:18,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:18,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:18,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:19,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:19,313 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:19,313 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740446698] [2022-03-03 18:26:19,313 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [740446698] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:19,313 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:19,313 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:26:19,313 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425731917] [2022-03-03 18:26:19,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:19,313 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:26:19,314 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:19,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:26:19,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=621, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:26:19,314 INFO L87 Difference]: Start difference. First operand 2937 states and 5624 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:21,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:21,858 INFO L93 Difference]: Finished difference Result 5592 states and 10788 transitions. [2022-03-03 18:26:21,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-03 18:26:21,858 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:26:21,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:21,864 INFO L225 Difference]: With dead ends: 5592 [2022-03-03 18:26:21,864 INFO L226 Difference]: Without dead ends: 5592 [2022-03-03 18:26:21,865 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1004 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=742, Invalid=3950, Unknown=0, NotChecked=0, Total=4692 [2022-03-03 18:26:21,865 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1292 mSDsluCounter, 4628 mSDsCounter, 0 mSdLazyCounter, 3921 mSolverCounterSat, 251 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1292 SdHoareTripleChecker+Valid, 4913 SdHoareTripleChecker+Invalid, 4172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 251 IncrementalHoareTripleChecker+Valid, 3921 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:21,865 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1292 Valid, 4913 Invalid, 4172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [251 Valid, 3921 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:26:21,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5592 states. [2022-03-03 18:26:21,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5592 to 2940. [2022-03-03 18:26:21,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2940 states, 2928 states have (on average 1.9228142076502732) internal successors, (5630), 2939 states have internal predecessors, (5630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:21,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2940 states to 2940 states and 5630 transitions. [2022-03-03 18:26:21,895 INFO L78 Accepts]: Start accepts. Automaton has 2940 states and 5630 transitions. Word has length 172 [2022-03-03 18:26:21,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:21,895 INFO L470 AbstractCegarLoop]: Abstraction has 2940 states and 5630 transitions. [2022-03-03 18:26:21,895 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:21,895 INFO L276 IsEmpty]: Start isEmpty. Operand 2940 states and 5630 transitions. [2022-03-03 18:26:21,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:26:21,897 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:21,897 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:21,897 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2022-03-03 18:26:21,897 INFO L402 AbstractCegarLoop]: === Iteration 111 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:26:21,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:21,897 INFO L85 PathProgramCache]: Analyzing trace with hash 389955141, now seen corresponding path program 42 times [2022-03-03 18:26:21,897 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:21,897 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843117464] [2022-03-03 18:26:21,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:21,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:21,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:22,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:22,314 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:22,314 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1843117464] [2022-03-03 18:26:22,314 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1843117464] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:22,314 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:22,314 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:26:22,314 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694350839] [2022-03-03 18:26:22,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:22,314 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:26:22,315 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:22,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:26:22,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=528, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:26:22,315 INFO L87 Difference]: Start difference. First operand 2940 states and 5630 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:24,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:24,374 INFO L93 Difference]: Finished difference Result 5618 states and 10841 transitions. [2022-03-03 18:26:24,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-03 18:26:24,375 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:26:24,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:24,381 INFO L225 Difference]: With dead ends: 5618 [2022-03-03 18:26:24,381 INFO L226 Difference]: Without dead ends: 5618 [2022-03-03 18:26:24,382 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 966 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=813, Invalid=3743, Unknown=0, NotChecked=0, Total=4556 [2022-03-03 18:26:24,382 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 1372 mSDsluCounter, 3242 mSDsCounter, 0 mSdLazyCounter, 2609 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1372 SdHoareTripleChecker+Valid, 3553 SdHoareTripleChecker+Invalid, 2900 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 2609 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:24,382 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1372 Valid, 3553 Invalid, 2900 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 2609 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:26:24,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5618 states. [2022-03-03 18:26:24,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5618 to 2936. [2022-03-03 18:26:24,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2936 states, 2924 states have (on average 1.9227086183310533) internal successors, (5622), 2935 states have internal predecessors, (5622), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:24,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2936 states to 2936 states and 5622 transitions. [2022-03-03 18:26:24,416 INFO L78 Accepts]: Start accepts. Automaton has 2936 states and 5622 transitions. Word has length 172 [2022-03-03 18:26:24,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:24,416 INFO L470 AbstractCegarLoop]: Abstraction has 2936 states and 5622 transitions. [2022-03-03 18:26:24,416 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:24,416 INFO L276 IsEmpty]: Start isEmpty. Operand 2936 states and 5622 transitions. [2022-03-03 18:26:24,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:26:24,429 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:24,429 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:24,429 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2022-03-03 18:26:24,429 INFO L402 AbstractCegarLoop]: === Iteration 112 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:26:24,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:24,430 INFO L85 PathProgramCache]: Analyzing trace with hash -695432859, now seen corresponding path program 43 times [2022-03-03 18:26:24,430 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:24,430 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797417070] [2022-03-03 18:26:24,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:24,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:24,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:24,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:24,830 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:24,830 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797417070] [2022-03-03 18:26:24,830 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797417070] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:24,830 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:24,830 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:26:24,830 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649300633] [2022-03-03 18:26:24,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:24,830 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:26:24,830 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:24,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:26:24,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=529, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:26:24,831 INFO L87 Difference]: Start difference. First operand 2936 states and 5622 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:26,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:26,749 INFO L93 Difference]: Finished difference Result 5571 states and 10746 transitions. [2022-03-03 18:26:26,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-03 18:26:26,750 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:26:26,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:26,755 INFO L225 Difference]: With dead ends: 5571 [2022-03-03 18:26:26,755 INFO L226 Difference]: Without dead ends: 5571 [2022-03-03 18:26:26,756 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 884 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=755, Invalid=3535, Unknown=0, NotChecked=0, Total=4290 [2022-03-03 18:26:26,756 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1800 mSDsluCounter, 2796 mSDsCounter, 0 mSdLazyCounter, 2275 mSolverCounterSat, 334 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1800 SdHoareTripleChecker+Valid, 3102 SdHoareTripleChecker+Invalid, 2609 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 334 IncrementalHoareTripleChecker+Valid, 2275 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:26,756 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1800 Valid, 3102 Invalid, 2609 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [334 Valid, 2275 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:26:26,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5571 states. [2022-03-03 18:26:26,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5571 to 2942. [2022-03-03 18:26:26,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2942 states, 2930 states have (on average 1.9228668941979523) internal successors, (5634), 2941 states have internal predecessors, (5634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:26,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2942 states to 2942 states and 5634 transitions. [2022-03-03 18:26:26,791 INFO L78 Accepts]: Start accepts. Automaton has 2942 states and 5634 transitions. Word has length 172 [2022-03-03 18:26:26,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:26,791 INFO L470 AbstractCegarLoop]: Abstraction has 2942 states and 5634 transitions. [2022-03-03 18:26:26,791 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:26,791 INFO L276 IsEmpty]: Start isEmpty. Operand 2942 states and 5634 transitions. [2022-03-03 18:26:26,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:26:26,792 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:26,792 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:26,792 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2022-03-03 18:26:26,793 INFO L402 AbstractCegarLoop]: === Iteration 113 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:26:26,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:26,793 INFO L85 PathProgramCache]: Analyzing trace with hash -884804077, now seen corresponding path program 44 times [2022-03-03 18:26:26,793 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:26,793 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469547972] [2022-03-03 18:26:26,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:26,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:26,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:27,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:27,183 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:27,183 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469547972] [2022-03-03 18:26:27,183 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469547972] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:27,183 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:27,183 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:26:27,183 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539565284] [2022-03-03 18:26:27,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:27,184 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:26:27,184 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:27,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:26:27,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=530, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:26:27,184 INFO L87 Difference]: Start difference. First operand 2942 states and 5634 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:29,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:29,408 INFO L93 Difference]: Finished difference Result 5738 states and 11075 transitions. [2022-03-03 18:26:29,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-03 18:26:29,409 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:26:29,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:29,416 INFO L225 Difference]: With dead ends: 5738 [2022-03-03 18:26:29,416 INFO L226 Difference]: Without dead ends: 5738 [2022-03-03 18:26:29,416 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1173 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=949, Invalid=4307, Unknown=0, NotChecked=0, Total=5256 [2022-03-03 18:26:29,417 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 1925 mSDsluCounter, 3019 mSDsCounter, 0 mSdLazyCounter, 2528 mSolverCounterSat, 367 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1925 SdHoareTripleChecker+Valid, 3336 SdHoareTripleChecker+Invalid, 2895 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 367 IncrementalHoareTripleChecker+Valid, 2528 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:29,417 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1925 Valid, 3336 Invalid, 2895 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [367 Valid, 2528 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:26:29,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5738 states. [2022-03-03 18:26:29,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5738 to 2939. [2022-03-03 18:26:29,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2939 states, 2927 states have (on average 1.922787837376153) internal successors, (5628), 2938 states have internal predecessors, (5628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:29,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2939 states to 2939 states and 5628 transitions. [2022-03-03 18:26:29,453 INFO L78 Accepts]: Start accepts. Automaton has 2939 states and 5628 transitions. Word has length 172 [2022-03-03 18:26:29,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:29,453 INFO L470 AbstractCegarLoop]: Abstraction has 2939 states and 5628 transitions. [2022-03-03 18:26:29,453 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:29,454 INFO L276 IsEmpty]: Start isEmpty. Operand 2939 states and 5628 transitions. [2022-03-03 18:26:29,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:26:29,455 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:29,455 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:29,455 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2022-03-03 18:26:29,455 INFO L402 AbstractCegarLoop]: === Iteration 114 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:26:29,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:29,455 INFO L85 PathProgramCache]: Analyzing trace with hash -78329701, now seen corresponding path program 45 times [2022-03-03 18:26:29,455 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:29,455 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764666263] [2022-03-03 18:26:29,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:29,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:29,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:29,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:29,894 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:29,894 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764666263] [2022-03-03 18:26:29,894 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1764666263] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:29,894 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:29,894 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:26:29,894 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977133964] [2022-03-03 18:26:29,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:29,894 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:26:29,894 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:29,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:26:29,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=620, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:26:29,895 INFO L87 Difference]: Start difference. First operand 2939 states and 5628 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:33,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:33,090 INFO L93 Difference]: Finished difference Result 5729 states and 11063 transitions. [2022-03-03 18:26:33,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-03 18:26:33,090 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:26:33,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:33,096 INFO L225 Difference]: With dead ends: 5729 [2022-03-03 18:26:33,096 INFO L226 Difference]: Without dead ends: 5729 [2022-03-03 18:26:33,096 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1435 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1081, Invalid=5239, Unknown=0, NotChecked=0, Total=6320 [2022-03-03 18:26:33,096 INFO L933 BasicCegarLoop]: 404 mSDtfsCounter, 1658 mSDsluCounter, 4915 mSDsCounter, 0 mSdLazyCounter, 4794 mSolverCounterSat, 336 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1658 SdHoareTripleChecker+Valid, 5310 SdHoareTripleChecker+Invalid, 5130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 336 IncrementalHoareTripleChecker+Valid, 4794 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:33,097 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1658 Valid, 5310 Invalid, 5130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [336 Valid, 4794 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:26:33,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5729 states. [2022-03-03 18:26:33,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5729 to 2935. [2022-03-03 18:26:33,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2935 states, 2923 states have (on average 1.9226821758467327) internal successors, (5620), 2934 states have internal predecessors, (5620), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:33,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2935 states to 2935 states and 5620 transitions. [2022-03-03 18:26:33,127 INFO L78 Accepts]: Start accepts. Automaton has 2935 states and 5620 transitions. Word has length 172 [2022-03-03 18:26:33,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:33,127 INFO L470 AbstractCegarLoop]: Abstraction has 2935 states and 5620 transitions. [2022-03-03 18:26:33,127 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:33,127 INFO L276 IsEmpty]: Start isEmpty. Operand 2935 states and 5620 transitions. [2022-03-03 18:26:33,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:26:33,128 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:33,128 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:33,128 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2022-03-03 18:26:33,128 INFO L402 AbstractCegarLoop]: === Iteration 115 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:26:33,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:33,129 INFO L85 PathProgramCache]: Analyzing trace with hash 148453739, now seen corresponding path program 46 times [2022-03-03 18:26:33,129 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:33,129 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514430110] [2022-03-03 18:26:33,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:33,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:33,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:33,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:33,557 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:33,557 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514430110] [2022-03-03 18:26:33,557 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [514430110] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:33,557 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:33,557 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:26:33,557 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900565559] [2022-03-03 18:26:33,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:33,558 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:26:33,558 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:33,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:26:33,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=527, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:26:33,558 INFO L87 Difference]: Start difference. First operand 2935 states and 5620 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:35,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:35,589 INFO L93 Difference]: Finished difference Result 5546 states and 10697 transitions. [2022-03-03 18:26:35,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-03 18:26:35,589 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:26:35,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:35,595 INFO L225 Difference]: With dead ends: 5546 [2022-03-03 18:26:35,596 INFO L226 Difference]: Without dead ends: 5546 [2022-03-03 18:26:35,596 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 951 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=821, Invalid=3735, Unknown=0, NotChecked=0, Total=4556 [2022-03-03 18:26:35,596 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1432 mSDsluCounter, 3175 mSDsCounter, 0 mSdLazyCounter, 2538 mSolverCounterSat, 335 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1432 SdHoareTripleChecker+Valid, 3486 SdHoareTripleChecker+Invalid, 2873 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 335 IncrementalHoareTripleChecker+Valid, 2538 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:35,596 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1432 Valid, 3486 Invalid, 2873 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [335 Valid, 2538 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:26:35,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5546 states. [2022-03-03 18:26:35,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5546 to 2935. [2022-03-03 18:26:35,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2935 states, 2923 states have (on average 1.9226821758467327) internal successors, (5620), 2934 states have internal predecessors, (5620), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:35,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2935 states to 2935 states and 5620 transitions. [2022-03-03 18:26:35,628 INFO L78 Accepts]: Start accepts. Automaton has 2935 states and 5620 transitions. Word has length 172 [2022-03-03 18:26:35,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:35,628 INFO L470 AbstractCegarLoop]: Abstraction has 2935 states and 5620 transitions. [2022-03-03 18:26:35,628 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:35,628 INFO L276 IsEmpty]: Start isEmpty. Operand 2935 states and 5620 transitions. [2022-03-03 18:26:35,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:26:35,630 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:35,630 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:35,630 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2022-03-03 18:26:35,630 INFO L402 AbstractCegarLoop]: === Iteration 116 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:26:35,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:35,630 INFO L85 PathProgramCache]: Analyzing trace with hash -40917479, now seen corresponding path program 47 times [2022-03-03 18:26:35,630 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:35,630 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814337245] [2022-03-03 18:26:35,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:35,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:35,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:36,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:36,028 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:36,028 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1814337245] [2022-03-03 18:26:36,028 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1814337245] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:36,028 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:36,028 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:26:36,028 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750696574] [2022-03-03 18:26:36,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:36,029 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:26:36,029 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:36,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:26:36,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=529, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:26:36,029 INFO L87 Difference]: Start difference. First operand 2935 states and 5620 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:38,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:38,442 INFO L93 Difference]: Finished difference Result 5670 states and 10940 transitions. [2022-03-03 18:26:38,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-03 18:26:38,442 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:26:38,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:38,450 INFO L225 Difference]: With dead ends: 5670 [2022-03-03 18:26:38,450 INFO L226 Difference]: Without dead ends: 5670 [2022-03-03 18:26:38,450 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1108 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=936, Invalid=4176, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:26:38,451 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1476 mSDsluCounter, 3940 mSDsCounter, 0 mSdLazyCounter, 3231 mSolverCounterSat, 352 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1476 SdHoareTripleChecker+Valid, 4262 SdHoareTripleChecker+Invalid, 3583 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 352 IncrementalHoareTripleChecker+Valid, 3231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:38,451 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1476 Valid, 4262 Invalid, 3583 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [352 Valid, 3231 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:26:38,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5670 states. [2022-03-03 18:26:38,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5670 to 2932. [2022-03-03 18:26:38,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2932 states, 2920 states have (on average 1.9226027397260275) internal successors, (5614), 2931 states have internal predecessors, (5614), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:38,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2932 states to 2932 states and 5614 transitions. [2022-03-03 18:26:38,503 INFO L78 Accepts]: Start accepts. Automaton has 2932 states and 5614 transitions. Word has length 172 [2022-03-03 18:26:38,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:38,503 INFO L470 AbstractCegarLoop]: Abstraction has 2932 states and 5614 transitions. [2022-03-03 18:26:38,503 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:38,503 INFO L276 IsEmpty]: Start isEmpty. Operand 2932 states and 5614 transitions. [2022-03-03 18:26:38,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:26:38,504 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:38,504 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:38,504 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2022-03-03 18:26:38,504 INFO L402 AbstractCegarLoop]: === Iteration 117 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:26:38,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:38,505 INFO L85 PathProgramCache]: Analyzing trace with hash 765556897, now seen corresponding path program 48 times [2022-03-03 18:26:38,505 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:38,505 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215301547] [2022-03-03 18:26:38,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:38,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:38,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:38,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:38,899 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:38,899 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215301547] [2022-03-03 18:26:38,899 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [215301547] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:38,899 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:38,899 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:26:38,900 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424081817] [2022-03-03 18:26:38,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:38,900 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:26:38,900 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:38,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:26:38,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=529, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:26:38,900 INFO L87 Difference]: Start difference. First operand 2932 states and 5614 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:41,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:41,767 INFO L93 Difference]: Finished difference Result 5772 states and 11144 transitions. [2022-03-03 18:26:41,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-03 18:26:41,768 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:26:41,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:41,774 INFO L225 Difference]: With dead ends: 5772 [2022-03-03 18:26:41,774 INFO L226 Difference]: Without dead ends: 5772 [2022-03-03 18:26:41,774 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1503 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1220, Invalid=5260, Unknown=0, NotChecked=0, Total=6480 [2022-03-03 18:26:41,774 INFO L933 BasicCegarLoop]: 422 mSDtfsCounter, 1886 mSDsluCounter, 3902 mSDsCounter, 0 mSdLazyCounter, 3800 mSolverCounterSat, 407 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1886 SdHoareTripleChecker+Valid, 4318 SdHoareTripleChecker+Invalid, 4207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 407 IncrementalHoareTripleChecker+Valid, 3800 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:41,774 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1886 Valid, 4318 Invalid, 4207 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [407 Valid, 3800 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:26:41,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5772 states. [2022-03-03 18:26:41,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5772 to 2929. [2022-03-03 18:26:41,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2929 states, 2917 states have (on average 1.922523140212547) internal successors, (5608), 2928 states have internal predecessors, (5608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:41,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2929 states to 2929 states and 5608 transitions. [2022-03-03 18:26:41,805 INFO L78 Accepts]: Start accepts. Automaton has 2929 states and 5608 transitions. Word has length 172 [2022-03-03 18:26:41,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:41,805 INFO L470 AbstractCegarLoop]: Abstraction has 2929 states and 5608 transitions. [2022-03-03 18:26:41,806 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:41,806 INFO L276 IsEmpty]: Start isEmpty. Operand 2929 states and 5608 transitions. [2022-03-03 18:26:41,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:26:41,807 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:41,807 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:41,807 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2022-03-03 18:26:41,807 INFO L402 AbstractCegarLoop]: === Iteration 118 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:26:41,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:41,807 INFO L85 PathProgramCache]: Analyzing trace with hash 523268703, now seen corresponding path program 49 times [2022-03-03 18:26:41,807 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:41,807 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825580469] [2022-03-03 18:26:41,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:41,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:41,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:42,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:42,192 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:42,192 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825580469] [2022-03-03 18:26:42,192 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825580469] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:42,192 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:42,192 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:26:42,192 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36296470] [2022-03-03 18:26:42,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:42,193 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:26:42,193 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:42,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:26:42,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=530, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:26:42,193 INFO L87 Difference]: Start difference. First operand 2929 states and 5608 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:44,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:44,962 INFO L93 Difference]: Finished difference Result 5745 states and 11092 transitions. [2022-03-03 18:26:44,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-03 18:26:44,962 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:26:44,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:44,967 INFO L225 Difference]: With dead ends: 5745 [2022-03-03 18:26:44,967 INFO L226 Difference]: Without dead ends: 5745 [2022-03-03 18:26:44,968 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1545 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1225, Invalid=5417, Unknown=0, NotChecked=0, Total=6642 [2022-03-03 18:26:44,968 INFO L933 BasicCegarLoop]: 421 mSDtfsCounter, 2103 mSDsluCounter, 3581 mSDsCounter, 0 mSdLazyCounter, 3485 mSolverCounterSat, 451 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2103 SdHoareTripleChecker+Valid, 3996 SdHoareTripleChecker+Invalid, 3936 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 451 IncrementalHoareTripleChecker+Valid, 3485 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:44,968 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2103 Valid, 3996 Invalid, 3936 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [451 Valid, 3485 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:26:44,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5745 states. [2022-03-03 18:26:44,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5745 to 2925. [2022-03-03 18:26:44,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2925 states, 2913 states have (on average 1.9224167524888431) internal successors, (5600), 2924 states have internal predecessors, (5600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:44,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2925 states to 2925 states and 5600 transitions. [2022-03-03 18:26:44,997 INFO L78 Accepts]: Start accepts. Automaton has 2925 states and 5600 transitions. Word has length 172 [2022-03-03 18:26:44,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:44,997 INFO L470 AbstractCegarLoop]: Abstraction has 2925 states and 5600 transitions. [2022-03-03 18:26:44,997 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:44,997 INFO L276 IsEmpty]: Start isEmpty. Operand 2925 states and 5600 transitions. [2022-03-03 18:26:44,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:26:44,998 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:44,998 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:44,998 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2022-03-03 18:26:44,999 INFO L402 AbstractCegarLoop]: === Iteration 119 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:26:44,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:44,999 INFO L85 PathProgramCache]: Analyzing trace with hash -1198437183, now seen corresponding path program 50 times [2022-03-03 18:26:44,999 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:44,999 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721240986] [2022-03-03 18:26:44,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:44,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:45,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:45,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:45,450 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:45,450 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721240986] [2022-03-03 18:26:45,450 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721240986] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:45,450 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:45,450 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:26:45,450 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420135706] [2022-03-03 18:26:45,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:45,450 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:26:45,450 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:45,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:26:45,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=623, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:26:45,451 INFO L87 Difference]: Start difference. First operand 2925 states and 5600 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:48,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:48,977 INFO L93 Difference]: Finished difference Result 5715 states and 11036 transitions. [2022-03-03 18:26:48,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-03-03 18:26:48,978 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:26:48,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:48,984 INFO L225 Difference]: With dead ends: 5715 [2022-03-03 18:26:48,984 INFO L226 Difference]: Without dead ends: 5715 [2022-03-03 18:26:48,984 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1676 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1212, Invalid=5928, Unknown=0, NotChecked=0, Total=7140 [2022-03-03 18:26:48,985 INFO L933 BasicCegarLoop]: 421 mSDtfsCounter, 1655 mSDsluCounter, 5419 mSDsCounter, 0 mSdLazyCounter, 5538 mSolverCounterSat, 373 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1655 SdHoareTripleChecker+Valid, 5830 SdHoareTripleChecker+Invalid, 5911 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 373 IncrementalHoareTripleChecker+Valid, 5538 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:48,985 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1655 Valid, 5830 Invalid, 5911 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [373 Valid, 5538 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-03 18:26:48,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5715 states. [2022-03-03 18:26:49,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5715 to 2895. [2022-03-03 18:26:49,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2895 states, 2883 states have (on average 1.9216094346167187) internal successors, (5540), 2894 states have internal predecessors, (5540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:49,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2895 states to 2895 states and 5540 transitions. [2022-03-03 18:26:49,031 INFO L78 Accepts]: Start accepts. Automaton has 2895 states and 5540 transitions. Word has length 172 [2022-03-03 18:26:49,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:49,031 INFO L470 AbstractCegarLoop]: Abstraction has 2895 states and 5540 transitions. [2022-03-03 18:26:49,031 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:49,032 INFO L276 IsEmpty]: Start isEmpty. Operand 2895 states and 5540 transitions. [2022-03-03 18:26:49,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:26:49,033 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:49,033 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:49,033 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2022-03-03 18:26:49,033 INFO L402 AbstractCegarLoop]: === Iteration 120 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:26:49,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:49,033 INFO L85 PathProgramCache]: Analyzing trace with hash -20243196, now seen corresponding path program 9 times [2022-03-03 18:26:49,033 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:49,033 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018979086] [2022-03-03 18:26:49,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:49,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:49,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:49,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:49,599 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:49,599 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018979086] [2022-03-03 18:26:49,599 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2018979086] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:49,599 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:49,599 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:26:49,599 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474724776] [2022-03-03 18:26:49,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:49,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:26:49,599 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:49,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:26:49,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=528, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:26:49,600 INFO L87 Difference]: Start difference. First operand 2895 states and 5540 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:51,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:51,737 INFO L93 Difference]: Finished difference Result 4047 states and 7828 transitions. [2022-03-03 18:26:51,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-03 18:26:51,737 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:26:51,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:51,742 INFO L225 Difference]: With dead ends: 4047 [2022-03-03 18:26:51,742 INFO L226 Difference]: Without dead ends: 4047 [2022-03-03 18:26:51,742 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 962 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=698, Invalid=3462, Unknown=0, NotChecked=0, Total=4160 [2022-03-03 18:26:51,742 INFO L933 BasicCegarLoop]: 257 mSDtfsCounter, 1485 mSDsluCounter, 3651 mSDsCounter, 0 mSdLazyCounter, 2624 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1485 SdHoareTripleChecker+Valid, 3905 SdHoareTripleChecker+Invalid, 2776 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 2624 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:51,742 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1485 Valid, 3905 Invalid, 2776 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 2624 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:26:51,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4047 states. [2022-03-03 18:26:51,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4047 to 2981. [2022-03-03 18:26:51,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2981 states, 2969 states have (on average 1.9238800943078478) internal successors, (5712), 2980 states have internal predecessors, (5712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:51,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2981 states to 2981 states and 5712 transitions. [2022-03-03 18:26:51,768 INFO L78 Accepts]: Start accepts. Automaton has 2981 states and 5712 transitions. Word has length 172 [2022-03-03 18:26:51,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:51,768 INFO L470 AbstractCegarLoop]: Abstraction has 2981 states and 5712 transitions. [2022-03-03 18:26:51,768 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:51,769 INFO L276 IsEmpty]: Start isEmpty. Operand 2981 states and 5712 transitions. [2022-03-03 18:26:51,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:26:51,770 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:51,770 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:51,770 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2022-03-03 18:26:51,770 INFO L402 AbstractCegarLoop]: === Iteration 121 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:26:51,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:51,770 INFO L85 PathProgramCache]: Analyzing trace with hash 2021805342, now seen corresponding path program 10 times [2022-03-03 18:26:51,770 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:51,770 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688545803] [2022-03-03 18:26:51,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:51,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:51,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:52,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:52,242 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:52,242 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688545803] [2022-03-03 18:26:52,242 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688545803] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:52,242 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:52,242 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:26:52,242 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738927624] [2022-03-03 18:26:52,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:52,243 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:26:52,243 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:52,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:26:52,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:26:52,243 INFO L87 Difference]: Start difference. First operand 2981 states and 5712 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:54,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:54,360 INFO L93 Difference]: Finished difference Result 4091 states and 7914 transitions. [2022-03-03 18:26:54,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-03 18:26:54,360 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:26:54,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:54,365 INFO L225 Difference]: With dead ends: 4091 [2022-03-03 18:26:54,365 INFO L226 Difference]: Without dead ends: 4091 [2022-03-03 18:26:54,365 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1095 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=742, Invalid=3814, Unknown=0, NotChecked=0, Total=4556 [2022-03-03 18:26:54,365 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 1668 mSDsluCounter, 3447 mSDsCounter, 0 mSdLazyCounter, 2831 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1668 SdHoareTripleChecker+Valid, 3709 SdHoareTripleChecker+Invalid, 3020 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 2831 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:54,366 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1668 Valid, 3709 Invalid, 3020 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 2831 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:26:54,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4091 states. [2022-03-03 18:26:54,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4091 to 2992. [2022-03-03 18:26:54,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2992 states, 2980 states have (on average 1.9241610738255033) internal successors, (5734), 2991 states have internal predecessors, (5734), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:54,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2992 states to 2992 states and 5734 transitions. [2022-03-03 18:26:54,401 INFO L78 Accepts]: Start accepts. Automaton has 2992 states and 5734 transitions. Word has length 172 [2022-03-03 18:26:54,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:54,402 INFO L470 AbstractCegarLoop]: Abstraction has 2992 states and 5734 transitions. [2022-03-03 18:26:54,402 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:54,402 INFO L276 IsEmpty]: Start isEmpty. Operand 2992 states and 5734 transitions. [2022-03-03 18:26:54,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:26:54,403 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:54,404 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:54,404 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2022-03-03 18:26:54,404 INFO L402 AbstractCegarLoop]: === Iteration 122 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:26:54,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:54,404 INFO L85 PathProgramCache]: Analyzing trace with hash 1172850308, now seen corresponding path program 11 times [2022-03-03 18:26:54,404 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:54,404 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514136864] [2022-03-03 18:26:54,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:54,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:54,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:54,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:54,931 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:54,931 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514136864] [2022-03-03 18:26:54,932 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1514136864] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:54,932 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:54,932 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:26:54,932 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497409465] [2022-03-03 18:26:54,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:54,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:26:54,932 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:54,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:26:54,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=534, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:26:54,932 INFO L87 Difference]: Start difference. First operand 2992 states and 5734 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:57,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:57,115 INFO L93 Difference]: Finished difference Result 4132 states and 7994 transitions. [2022-03-03 18:26:57,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-03 18:26:57,115 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:26:57,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:57,119 INFO L225 Difference]: With dead ends: 4132 [2022-03-03 18:26:57,119 INFO L226 Difference]: Without dead ends: 4132 [2022-03-03 18:26:57,120 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1152 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=733, Invalid=3959, Unknown=0, NotChecked=0, Total=4692 [2022-03-03 18:26:57,120 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 1503 mSDsluCounter, 3882 mSDsCounter, 0 mSdLazyCounter, 3031 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1503 SdHoareTripleChecker+Valid, 4153 SdHoareTripleChecker+Invalid, 3221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 3031 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:57,120 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1503 Valid, 4153 Invalid, 3221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 3031 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:26:57,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4132 states. [2022-03-03 18:26:57,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4132 to 3003. [2022-03-03 18:26:57,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3003 states, 2991 states have (on average 1.9244399866265463) internal successors, (5756), 3002 states have internal predecessors, (5756), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:57,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3003 states to 3003 states and 5756 transitions. [2022-03-03 18:26:57,146 INFO L78 Accepts]: Start accepts. Automaton has 3003 states and 5756 transitions. Word has length 172 [2022-03-03 18:26:57,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:57,146 INFO L470 AbstractCegarLoop]: Abstraction has 3003 states and 5756 transitions. [2022-03-03 18:26:57,146 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:57,146 INFO L276 IsEmpty]: Start isEmpty. Operand 3003 states and 5756 transitions. [2022-03-03 18:26:57,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:26:57,148 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:57,148 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:57,148 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2022-03-03 18:26:57,149 INFO L402 AbstractCegarLoop]: === Iteration 123 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:26:57,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:57,149 INFO L85 PathProgramCache]: Analyzing trace with hash 303015872, now seen corresponding path program 12 times [2022-03-03 18:26:57,149 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:57,149 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873787290] [2022-03-03 18:26:57,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:57,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:57,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:57,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:57,576 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:57,576 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873787290] [2022-03-03 18:26:57,576 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873787290] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:57,576 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:57,576 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:26:57,576 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516378004] [2022-03-03 18:26:57,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:57,576 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:26:57,576 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:57,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:26:57,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:26:57,577 INFO L87 Difference]: Start difference. First operand 3003 states and 5756 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:59,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:59,575 INFO L93 Difference]: Finished difference Result 4176 states and 8080 transitions. [2022-03-03 18:26:59,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-03 18:26:59,576 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:26:59,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:59,580 INFO L225 Difference]: With dead ends: 4176 [2022-03-03 18:26:59,580 INFO L226 Difference]: Without dead ends: 4176 [2022-03-03 18:26:59,580 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1206 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=736, Invalid=4094, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:26:59,581 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 1836 mSDsluCounter, 3136 mSDsCounter, 0 mSdLazyCounter, 2541 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1836 SdHoareTripleChecker+Valid, 3415 SdHoareTripleChecker+Invalid, 2804 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 2541 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:59,581 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1836 Valid, 3415 Invalid, 2804 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 2541 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:26:59,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4176 states. [2022-03-03 18:26:59,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4176 to 3014. [2022-03-03 18:26:59,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3014 states, 3002 states have (on average 1.9247168554297136) internal successors, (5778), 3013 states have internal predecessors, (5778), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:59,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3014 states to 3014 states and 5778 transitions. [2022-03-03 18:26:59,606 INFO L78 Accepts]: Start accepts. Automaton has 3014 states and 5778 transitions. Word has length 172 [2022-03-03 18:26:59,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:59,606 INFO L470 AbstractCegarLoop]: Abstraction has 3014 states and 5778 transitions. [2022-03-03 18:26:59,606 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:26:59,606 INFO L276 IsEmpty]: Start isEmpty. Operand 3014 states and 5778 transitions. [2022-03-03 18:26:59,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:26:59,608 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:59,608 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:59,608 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2022-03-03 18:26:59,608 INFO L402 AbstractCegarLoop]: === Iteration 124 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:26:59,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:59,608 INFO L85 PathProgramCache]: Analyzing trace with hash 2009857122, now seen corresponding path program 13 times [2022-03-03 18:26:59,608 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:59,608 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462268660] [2022-03-03 18:26:59,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:59,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:59,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:59,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:59,977 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:59,977 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462268660] [2022-03-03 18:26:59,977 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462268660] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:59,977 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:59,977 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:26:59,977 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [649626919] [2022-03-03 18:26:59,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:59,977 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:26:59,977 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:59,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:26:59,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=529, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:26:59,978 INFO L87 Difference]: Start difference. First operand 3014 states and 5778 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:01,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:01,953 INFO L93 Difference]: Finished difference Result 4742 states and 9130 transitions. [2022-03-03 18:27:01,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-03 18:27:01,953 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:27:01,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:01,958 INFO L225 Difference]: With dead ends: 4742 [2022-03-03 18:27:01,958 INFO L226 Difference]: Without dead ends: 4742 [2022-03-03 18:27:01,959 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 982 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=608, Invalid=3814, Unknown=0, NotChecked=0, Total=4422 [2022-03-03 18:27:01,959 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1794 mSDsluCounter, 4026 mSDsCounter, 0 mSdLazyCounter, 3187 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1794 SdHoareTripleChecker+Valid, 4352 SdHoareTripleChecker+Invalid, 3295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 3187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:01,959 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1794 Valid, 4352 Invalid, 3295 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 3187 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:27:01,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4742 states. [2022-03-03 18:27:01,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4742 to 3045. [2022-03-03 18:27:01,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3045 states, 3033 states have (on average 1.925486317177712) internal successors, (5840), 3044 states have internal predecessors, (5840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:01,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3045 states to 3045 states and 5840 transitions. [2022-03-03 18:27:01,988 INFO L78 Accepts]: Start accepts. Automaton has 3045 states and 5840 transitions. Word has length 172 [2022-03-03 18:27:01,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:01,988 INFO L470 AbstractCegarLoop]: Abstraction has 3045 states and 5840 transitions. [2022-03-03 18:27:01,988 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:01,988 INFO L276 IsEmpty]: Start isEmpty. Operand 3045 states and 5840 transitions. [2022-03-03 18:27:01,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:27:01,989 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:01,990 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:01,990 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2022-03-03 18:27:01,990 INFO L402 AbstractCegarLoop]: === Iteration 125 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:27:01,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:01,990 INFO L85 PathProgramCache]: Analyzing trace with hash -1912266457, now seen corresponding path program 51 times [2022-03-03 18:27:01,990 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:01,990 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395413143] [2022-03-03 18:27:01,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:01,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:02,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:02,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:02,364 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:02,364 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395413143] [2022-03-03 18:27:02,364 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [395413143] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:02,364 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:02,364 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:27:02,364 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98648933] [2022-03-03 18:27:02,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:02,364 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:27:02,364 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:02,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:27:02,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:27:02,365 INFO L87 Difference]: Start difference. First operand 3045 states and 5840 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:05,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:05,003 INFO L93 Difference]: Finished difference Result 5110 states and 9791 transitions. [2022-03-03 18:27:05,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-03 18:27:05,003 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:27:05,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:05,008 INFO L225 Difference]: With dead ends: 5110 [2022-03-03 18:27:05,008 INFO L226 Difference]: Without dead ends: 5110 [2022-03-03 18:27:05,009 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1016 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=638, Invalid=3918, Unknown=0, NotChecked=0, Total=4556 [2022-03-03 18:27:05,009 INFO L933 BasicCegarLoop]: 375 mSDtfsCounter, 1911 mSDsluCounter, 5343 mSDsCounter, 0 mSdLazyCounter, 4891 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1911 SdHoareTripleChecker+Valid, 5714 SdHoareTripleChecker+Invalid, 5070 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 4891 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:05,009 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1911 Valid, 5714 Invalid, 5070 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 4891 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:27:05,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5110 states. [2022-03-03 18:27:05,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5110 to 2925. [2022-03-03 18:27:05,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2925 states, 2913 states have (on average 1.9224167524888431) internal successors, (5600), 2924 states have internal predecessors, (5600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:05,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2925 states to 2925 states and 5600 transitions. [2022-03-03 18:27:05,036 INFO L78 Accepts]: Start accepts. Automaton has 2925 states and 5600 transitions. Word has length 172 [2022-03-03 18:27:05,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:05,036 INFO L470 AbstractCegarLoop]: Abstraction has 2925 states and 5600 transitions. [2022-03-03 18:27:05,036 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:05,036 INFO L276 IsEmpty]: Start isEmpty. Operand 2925 states and 5600 transitions. [2022-03-03 18:27:05,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:27:05,037 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:05,037 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:05,037 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2022-03-03 18:27:05,037 INFO L402 AbstractCegarLoop]: === Iteration 126 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:27:05,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:05,038 INFO L85 PathProgramCache]: Analyzing trace with hash 1222433984, now seen corresponding path program 14 times [2022-03-03 18:27:05,038 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:05,038 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963185545] [2022-03-03 18:27:05,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:05,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:05,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:05,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:05,415 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:05,415 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963185545] [2022-03-03 18:27:05,415 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963185545] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:05,415 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:05,415 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:27:05,415 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110786407] [2022-03-03 18:27:05,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:05,416 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:27:05,416 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:05,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:27:05,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=529, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:27:05,416 INFO L87 Difference]: Start difference. First operand 2925 states and 5600 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:07,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:07,527 INFO L93 Difference]: Finished difference Result 5686 states and 10939 transitions. [2022-03-03 18:27:07,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-03 18:27:07,527 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:27:07,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:07,532 INFO L225 Difference]: With dead ends: 5686 [2022-03-03 18:27:07,532 INFO L226 Difference]: Without dead ends: 5686 [2022-03-03 18:27:07,533 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1491 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=738, Invalid=5114, Unknown=0, NotChecked=0, Total=5852 [2022-03-03 18:27:07,533 INFO L933 BasicCegarLoop]: 402 mSDtfsCounter, 1682 mSDsluCounter, 5191 mSDsCounter, 0 mSdLazyCounter, 3238 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1682 SdHoareTripleChecker+Valid, 5590 SdHoareTripleChecker+Invalid, 3339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 3238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:07,533 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1682 Valid, 5590 Invalid, 3339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 3238 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:27:07,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5686 states. [2022-03-03 18:27:07,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5686 to 3011. [2022-03-03 18:27:07,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3011 states, 2999 states have (on average 1.924641547182394) internal successors, (5772), 3010 states have internal predecessors, (5772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:07,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3011 states to 3011 states and 5772 transitions. [2022-03-03 18:27:07,563 INFO L78 Accepts]: Start accepts. Automaton has 3011 states and 5772 transitions. Word has length 172 [2022-03-03 18:27:07,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:07,563 INFO L470 AbstractCegarLoop]: Abstraction has 3011 states and 5772 transitions. [2022-03-03 18:27:07,563 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:07,563 INFO L276 IsEmpty]: Start isEmpty. Operand 3011 states and 5772 transitions. [2022-03-03 18:27:07,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:27:07,564 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:07,564 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:07,564 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2022-03-03 18:27:07,564 INFO L402 AbstractCegarLoop]: === Iteration 127 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:27:07,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:07,565 INFO L85 PathProgramCache]: Analyzing trace with hash 1595277701, now seen corresponding path program 52 times [2022-03-03 18:27:07,565 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:07,565 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424325595] [2022-03-03 18:27:07,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:07,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:07,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:07,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:07,967 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:07,967 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424325595] [2022-03-03 18:27:07,967 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1424325595] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:07,967 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:07,967 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:27:07,967 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388339995] [2022-03-03 18:27:07,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:07,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:27:07,967 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:07,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:27:07,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=627, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:27:07,968 INFO L87 Difference]: Start difference. First operand 3011 states and 5772 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:10,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:10,969 INFO L93 Difference]: Finished difference Result 6769 states and 12968 transitions. [2022-03-03 18:27:10,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-03 18:27:10,969 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:27:10,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:10,977 INFO L225 Difference]: With dead ends: 6769 [2022-03-03 18:27:10,977 INFO L226 Difference]: Without dead ends: 6769 [2022-03-03 18:27:10,978 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1578 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=768, Invalid=5394, Unknown=0, NotChecked=0, Total=6162 [2022-03-03 18:27:10,978 INFO L933 BasicCegarLoop]: 435 mSDtfsCounter, 2075 mSDsluCounter, 6258 mSDsCounter, 0 mSdLazyCounter, 5257 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2075 SdHoareTripleChecker+Valid, 6686 SdHoareTripleChecker+Invalid, 5499 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 5257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:10,978 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2075 Valid, 6686 Invalid, 5499 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 5257 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-03 18:27:10,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6769 states. [2022-03-03 18:27:11,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6769 to 2963. [2022-03-03 18:27:11,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2963 states, 2951 states have (on average 1.923415791257201) internal successors, (5676), 2962 states have internal predecessors, (5676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:11,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2963 states to 2963 states and 5676 transitions. [2022-03-03 18:27:11,027 INFO L78 Accepts]: Start accepts. Automaton has 2963 states and 5676 transitions. Word has length 172 [2022-03-03 18:27:11,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:11,027 INFO L470 AbstractCegarLoop]: Abstraction has 2963 states and 5676 transitions. [2022-03-03 18:27:11,027 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:11,027 INFO L276 IsEmpty]: Start isEmpty. Operand 2963 states and 5676 transitions. [2022-03-03 18:27:11,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:27:11,028 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:11,029 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:11,029 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2022-03-03 18:27:11,029 INFO L402 AbstractCegarLoop]: === Iteration 128 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:27:11,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:11,029 INFO L85 PathProgramCache]: Analyzing trace with hash 1169571879, now seen corresponding path program 53 times [2022-03-03 18:27:11,029 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:11,030 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340518317] [2022-03-03 18:27:11,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:11,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:11,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:11,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:11,449 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:11,450 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340518317] [2022-03-03 18:27:11,450 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [340518317] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:11,450 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:11,450 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:27:11,450 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569237452] [2022-03-03 18:27:11,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:11,451 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:27:11,451 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:11,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:27:11,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=626, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:27:11,452 INFO L87 Difference]: Start difference. First operand 2963 states and 5676 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:14,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:14,558 INFO L93 Difference]: Finished difference Result 6125 states and 11744 transitions. [2022-03-03 18:27:14,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:27:14,559 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:27:14,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:14,566 INFO L225 Difference]: With dead ends: 6125 [2022-03-03 18:27:14,566 INFO L226 Difference]: Without dead ends: 6125 [2022-03-03 18:27:14,566 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1486 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=773, Invalid=5233, Unknown=0, NotChecked=0, Total=6006 [2022-03-03 18:27:14,566 INFO L933 BasicCegarLoop]: 447 mSDtfsCounter, 1995 mSDsluCounter, 6215 mSDsCounter, 0 mSdLazyCounter, 5596 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1995 SdHoareTripleChecker+Valid, 6656 SdHoareTripleChecker+Invalid, 5826 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 5596 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:14,567 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1995 Valid, 6656 Invalid, 5826 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 5596 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-03 18:27:14,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6125 states. [2022-03-03 18:27:14,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6125 to 2959. [2022-03-03 18:27:14,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2959 states, 2947 states have (on average 1.9233118425517475) internal successors, (5668), 2958 states have internal predecessors, (5668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:14,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2959 states to 2959 states and 5668 transitions. [2022-03-03 18:27:14,600 INFO L78 Accepts]: Start accepts. Automaton has 2959 states and 5668 transitions. Word has length 172 [2022-03-03 18:27:14,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:14,600 INFO L470 AbstractCegarLoop]: Abstraction has 2959 states and 5668 transitions. [2022-03-03 18:27:14,600 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:14,600 INFO L276 IsEmpty]: Start isEmpty. Operand 2959 states and 5668 transitions. [2022-03-03 18:27:14,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:27:14,602 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:14,602 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:14,602 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2022-03-03 18:27:14,602 INFO L402 AbstractCegarLoop]: === Iteration 129 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:27:14,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:14,602 INFO L85 PathProgramCache]: Analyzing trace with hash 2105634571, now seen corresponding path program 54 times [2022-03-03 18:27:14,603 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:14,603 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492077225] [2022-03-03 18:27:14,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:14,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:14,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:14,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:14,987 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:14,987 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492077225] [2022-03-03 18:27:14,987 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492077225] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:14,987 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:14,987 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:27:14,987 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361560330] [2022-03-03 18:27:14,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:14,988 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:27:14,988 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:14,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:27:14,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=534, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:27:14,988 INFO L87 Difference]: Start difference. First operand 2959 states and 5668 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:17,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:17,800 INFO L93 Difference]: Finished difference Result 6089 states and 11672 transitions. [2022-03-03 18:27:17,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:27:17,801 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:27:17,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:17,807 INFO L225 Difference]: With dead ends: 6089 [2022-03-03 18:27:17,807 INFO L226 Difference]: Without dead ends: 6089 [2022-03-03 18:27:17,807 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1328 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=760, Invalid=4790, Unknown=0, NotChecked=0, Total=5550 [2022-03-03 18:27:17,807 INFO L933 BasicCegarLoop]: 478 mSDtfsCounter, 1795 mSDsluCounter, 5350 mSDsCounter, 0 mSdLazyCounter, 4766 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1795 SdHoareTripleChecker+Valid, 5824 SdHoareTripleChecker+Invalid, 4993 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 4766 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:17,808 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1795 Valid, 5824 Invalid, 4993 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 4766 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:27:17,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6089 states. [2022-03-03 18:27:17,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6089 to 2913. [2022-03-03 18:27:17,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2913 states, 2901 states have (on average 1.9220958290244743) internal successors, (5576), 2912 states have internal predecessors, (5576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:17,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2913 states to 2913 states and 5576 transitions. [2022-03-03 18:27:17,839 INFO L78 Accepts]: Start accepts. Automaton has 2913 states and 5576 transitions. Word has length 172 [2022-03-03 18:27:17,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:17,840 INFO L470 AbstractCegarLoop]: Abstraction has 2913 states and 5576 transitions. [2022-03-03 18:27:17,840 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:17,840 INFO L276 IsEmpty]: Start isEmpty. Operand 2913 states and 5576 transitions. [2022-03-03 18:27:17,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:27:17,841 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:17,841 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:17,841 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2022-03-03 18:27:17,841 INFO L402 AbstractCegarLoop]: === Iteration 130 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:27:17,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:17,841 INFO L85 PathProgramCache]: Analyzing trace with hash 856940894, now seen corresponding path program 15 times [2022-03-03 18:27:17,842 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:17,842 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711099865] [2022-03-03 18:27:17,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:17,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:17,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:18,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:18,241 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:18,241 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711099865] [2022-03-03 18:27:18,241 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1711099865] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:18,241 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:18,241 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:27:18,241 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080437208] [2022-03-03 18:27:18,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:18,241 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:27:18,241 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:18,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:27:18,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=529, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:27:18,242 INFO L87 Difference]: Start difference. First operand 2913 states and 5576 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:20,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:20,377 INFO L93 Difference]: Finished difference Result 5771 states and 11104 transitions. [2022-03-03 18:27:20,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2022-03-03 18:27:20,377 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:27:20,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:20,383 INFO L225 Difference]: With dead ends: 5771 [2022-03-03 18:27:20,383 INFO L226 Difference]: Without dead ends: 5771 [2022-03-03 18:27:20,384 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1862 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=846, Invalid=5960, Unknown=0, NotChecked=0, Total=6806 [2022-03-03 18:27:20,384 INFO L933 BasicCegarLoop]: 415 mSDtfsCounter, 1570 mSDsluCounter, 4826 mSDsCounter, 0 mSdLazyCounter, 3003 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1570 SdHoareTripleChecker+Valid, 5238 SdHoareTripleChecker+Invalid, 3105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 3003 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:20,384 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1570 Valid, 5238 Invalid, 3105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 3003 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:27:20,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5771 states. [2022-03-03 18:27:20,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5771 to 3020. [2022-03-03 18:27:20,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3020 states, 3008 states have (on average 1.9248670212765957) internal successors, (5790), 3019 states have internal predecessors, (5790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:20,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3020 states to 3020 states and 5790 transitions. [2022-03-03 18:27:20,415 INFO L78 Accepts]: Start accepts. Automaton has 3020 states and 5790 transitions. Word has length 172 [2022-03-03 18:27:20,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:20,415 INFO L470 AbstractCegarLoop]: Abstraction has 3020 states and 5790 transitions. [2022-03-03 18:27:20,416 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:20,416 INFO L276 IsEmpty]: Start isEmpty. Operand 3020 states and 5790 transitions. [2022-03-03 18:27:20,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:27:20,417 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:20,417 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:20,417 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2022-03-03 18:27:20,417 INFO L402 AbstractCegarLoop]: === Iteration 131 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:27:20,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:20,417 INFO L85 PathProgramCache]: Analyzing trace with hash 1229784611, now seen corresponding path program 55 times [2022-03-03 18:27:20,417 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:20,417 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455206543] [2022-03-03 18:27:20,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:20,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:20,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:20,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:20,874 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:20,874 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455206543] [2022-03-03 18:27:20,874 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1455206543] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:20,874 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:20,874 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:27:20,874 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055082482] [2022-03-03 18:27:20,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:20,874 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:27:20,874 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:20,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:27:20,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=627, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:27:20,875 INFO L87 Difference]: Start difference. First operand 3020 states and 5790 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:23,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:23,868 INFO L93 Difference]: Finished difference Result 6854 states and 13133 transitions. [2022-03-03 18:27:23,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-03 18:27:23,868 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:27:23,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:23,875 INFO L225 Difference]: With dead ends: 6854 [2022-03-03 18:27:23,875 INFO L226 Difference]: Without dead ends: 6854 [2022-03-03 18:27:23,875 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2048 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=927, Invalid=6555, Unknown=0, NotChecked=0, Total=7482 [2022-03-03 18:27:23,876 INFO L933 BasicCegarLoop]: 452 mSDtfsCounter, 2079 mSDsluCounter, 5669 mSDsCounter, 0 mSdLazyCounter, 4623 mSolverCounterSat, 259 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2079 SdHoareTripleChecker+Valid, 6114 SdHoareTripleChecker+Invalid, 4882 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 259 IncrementalHoareTripleChecker+Valid, 4623 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:23,876 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2079 Valid, 6114 Invalid, 4882 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [259 Valid, 4623 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:27:23,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6854 states. [2022-03-03 18:27:23,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6854 to 2972. [2022-03-03 18:27:23,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2972 states, 2960 states have (on average 1.9236486486486486) internal successors, (5694), 2971 states have internal predecessors, (5694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:23,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 2972 states and 5694 transitions. [2022-03-03 18:27:23,906 INFO L78 Accepts]: Start accepts. Automaton has 2972 states and 5694 transitions. Word has length 172 [2022-03-03 18:27:23,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:23,906 INFO L470 AbstractCegarLoop]: Abstraction has 2972 states and 5694 transitions. [2022-03-03 18:27:23,906 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:23,906 INFO L276 IsEmpty]: Start isEmpty. Operand 2972 states and 5694 transitions. [2022-03-03 18:27:23,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:27:23,908 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:23,908 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:23,908 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2022-03-03 18:27:23,908 INFO L402 AbstractCegarLoop]: === Iteration 132 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:27:23,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:23,908 INFO L85 PathProgramCache]: Analyzing trace with hash 804078789, now seen corresponding path program 56 times [2022-03-03 18:27:23,908 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:23,908 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406013449] [2022-03-03 18:27:23,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:23,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:23,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:24,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:24,323 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:24,323 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406013449] [2022-03-03 18:27:24,323 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1406013449] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:24,323 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:24,323 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:27:24,323 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684305536] [2022-03-03 18:27:24,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:24,323 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:27:24,323 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:24,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:27:24,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=626, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:27:24,324 INFO L87 Difference]: Start difference. First operand 2972 states and 5694 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:27,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:27,430 INFO L93 Difference]: Finished difference Result 7668 states and 14686 transitions. [2022-03-03 18:27:27,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2022-03-03 18:27:27,430 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:27:27,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:27,440 INFO L225 Difference]: With dead ends: 7668 [2022-03-03 18:27:27,440 INFO L226 Difference]: Without dead ends: 7668 [2022-03-03 18:27:27,441 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2156 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=990, Invalid=6842, Unknown=0, NotChecked=0, Total=7832 [2022-03-03 18:27:27,441 INFO L933 BasicCegarLoop]: 515 mSDtfsCounter, 2212 mSDsluCounter, 6008 mSDsCounter, 0 mSdLazyCounter, 4768 mSolverCounterSat, 278 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2212 SdHoareTripleChecker+Valid, 6517 SdHoareTripleChecker+Invalid, 5046 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 278 IncrementalHoareTripleChecker+Valid, 4768 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:27,441 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2212 Valid, 6517 Invalid, 5046 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [278 Valid, 4768 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:27:27,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7668 states. [2022-03-03 18:27:27,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7668 to 2974. [2022-03-03 18:27:27,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2974 states, 2962 states have (on average 1.9237002025658338) internal successors, (5698), 2973 states have internal predecessors, (5698), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:27,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 2974 states and 5698 transitions. [2022-03-03 18:27:27,480 INFO L78 Accepts]: Start accepts. Automaton has 2974 states and 5698 transitions. Word has length 172 [2022-03-03 18:27:27,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:27,480 INFO L470 AbstractCegarLoop]: Abstraction has 2974 states and 5698 transitions. [2022-03-03 18:27:27,480 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:27,480 INFO L276 IsEmpty]: Start isEmpty. Operand 2974 states and 5698 transitions. [2022-03-03 18:27:27,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:27:27,481 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:27,481 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:27,481 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2022-03-03 18:27:27,481 INFO L402 AbstractCegarLoop]: === Iteration 133 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:27:27,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:27,482 INFO L85 PathProgramCache]: Analyzing trace with hash 1740141481, now seen corresponding path program 57 times [2022-03-03 18:27:27,482 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:27,482 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238570542] [2022-03-03 18:27:27,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:27,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:27,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:27,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:27,904 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:27,904 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238570542] [2022-03-03 18:27:27,904 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [238570542] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:27,904 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:27,904 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:27:27,904 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763971235] [2022-03-03 18:27:27,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:27,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:27:27,904 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:27,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:27:27,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=628, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:27:27,905 INFO L87 Difference]: Start difference. First operand 2974 states and 5698 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:31,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:31,319 INFO L93 Difference]: Finished difference Result 7807 states and 14964 transitions. [2022-03-03 18:27:31,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2022-03-03 18:27:31,319 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:27:31,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:31,328 INFO L225 Difference]: With dead ends: 7807 [2022-03-03 18:27:31,328 INFO L226 Difference]: Without dead ends: 7807 [2022-03-03 18:27:31,329 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2290 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1023, Invalid=7167, Unknown=0, NotChecked=0, Total=8190 [2022-03-03 18:27:31,329 INFO L933 BasicCegarLoop]: 532 mSDtfsCounter, 2153 mSDsluCounter, 6608 mSDsCounter, 0 mSdLazyCounter, 5513 mSolverCounterSat, 302 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2153 SdHoareTripleChecker+Valid, 7134 SdHoareTripleChecker+Invalid, 5815 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 302 IncrementalHoareTripleChecker+Valid, 5513 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:31,329 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2153 Valid, 7134 Invalid, 5815 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [302 Valid, 5513 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-03 18:27:31,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7807 states. [2022-03-03 18:27:31,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7807 to 2964. [2022-03-03 18:27:31,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2964 states, 2952 states have (on average 1.9234417344173442) internal successors, (5678), 2963 states have internal predecessors, (5678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:31,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2964 states to 2964 states and 5678 transitions. [2022-03-03 18:27:31,368 INFO L78 Accepts]: Start accepts. Automaton has 2964 states and 5678 transitions. Word has length 172 [2022-03-03 18:27:31,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:31,368 INFO L470 AbstractCegarLoop]: Abstraction has 2964 states and 5678 transitions. [2022-03-03 18:27:31,368 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:31,368 INFO L276 IsEmpty]: Start isEmpty. Operand 2964 states and 5678 transitions. [2022-03-03 18:27:31,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:27:31,370 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:31,370 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:31,370 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2022-03-03 18:27:31,370 INFO L402 AbstractCegarLoop]: === Iteration 134 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:27:31,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:31,370 INFO L85 PathProgramCache]: Analyzing trace with hash -492173401, now seen corresponding path program 58 times [2022-03-03 18:27:31,370 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:31,370 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37652586] [2022-03-03 18:27:31,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:31,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:31,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:31,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:31,799 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:31,799 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37652586] [2022-03-03 18:27:31,800 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [37652586] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:31,800 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:31,800 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:27:31,800 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833861679] [2022-03-03 18:27:31,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:31,800 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:27:31,800 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:31,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:27:31,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=625, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:27:31,801 INFO L87 Difference]: Start difference. First operand 2964 states and 5678 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:35,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:35,597 INFO L93 Difference]: Finished difference Result 6208 states and 11905 transitions. [2022-03-03 18:27:35,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2022-03-03 18:27:35,597 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:27:35,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:35,603 INFO L225 Difference]: With dead ends: 6208 [2022-03-03 18:27:35,604 INFO L226 Difference]: Without dead ends: 6208 [2022-03-03 18:27:35,604 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2104 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1044, Invalid=6788, Unknown=0, NotChecked=0, Total=7832 [2022-03-03 18:27:35,604 INFO L933 BasicCegarLoop]: 469 mSDtfsCounter, 1763 mSDsluCounter, 7353 mSDsCounter, 0 mSdLazyCounter, 6597 mSolverCounterSat, 283 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1763 SdHoareTripleChecker+Valid, 7815 SdHoareTripleChecker+Invalid, 6880 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 283 IncrementalHoareTripleChecker+Valid, 6597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:35,604 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1763 Valid, 7815 Invalid, 6880 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [283 Valid, 6597 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-03-03 18:27:35,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6208 states. [2022-03-03 18:27:35,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6208 to 2958. [2022-03-03 18:27:35,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2958 states, 2946 states have (on average 1.923285811269518) internal successors, (5666), 2957 states have internal predecessors, (5666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:35,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2958 states to 2958 states and 5666 transitions. [2022-03-03 18:27:35,637 INFO L78 Accepts]: Start accepts. Automaton has 2958 states and 5666 transitions. Word has length 172 [2022-03-03 18:27:35,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:35,637 INFO L470 AbstractCegarLoop]: Abstraction has 2958 states and 5666 transitions. [2022-03-03 18:27:35,637 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:35,637 INFO L276 IsEmpty]: Start isEmpty. Operand 2958 states and 5666 transitions. [2022-03-03 18:27:35,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:27:35,638 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:35,638 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:35,638 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2022-03-03 18:27:35,638 INFO L402 AbstractCegarLoop]: === Iteration 135 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:27:35,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:35,639 INFO L85 PathProgramCache]: Analyzing trace with hash 321817159, now seen corresponding path program 59 times [2022-03-03 18:27:35,639 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:35,639 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147117577] [2022-03-03 18:27:35,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:35,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:35,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:36,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:36,023 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:36,023 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147117577] [2022-03-03 18:27:36,023 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147117577] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:36,023 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:36,023 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:27:36,023 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113172067] [2022-03-03 18:27:36,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:36,023 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:27:36,023 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:36,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:27:36,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:27:36,024 INFO L87 Difference]: Start difference. First operand 2958 states and 5666 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:39,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:39,188 INFO L93 Difference]: Finished difference Result 6359 states and 12203 transitions. [2022-03-03 18:27:39,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2022-03-03 18:27:39,188 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:27:39,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:39,195 INFO L225 Difference]: With dead ends: 6359 [2022-03-03 18:27:39,195 INFO L226 Difference]: Without dead ends: 6359 [2022-03-03 18:27:39,195 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2038 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1077, Invalid=6579, Unknown=0, NotChecked=0, Total=7656 [2022-03-03 18:27:39,195 INFO L933 BasicCegarLoop]: 485 mSDtfsCounter, 1825 mSDsluCounter, 5674 mSDsCounter, 0 mSdLazyCounter, 4863 mSolverCounterSat, 296 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1825 SdHoareTripleChecker+Valid, 6155 SdHoareTripleChecker+Invalid, 5159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 296 IncrementalHoareTripleChecker+Valid, 4863 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:39,195 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1825 Valid, 6155 Invalid, 5159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [296 Valid, 4863 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:27:39,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6359 states. [2022-03-03 18:27:39,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6359 to 2954. [2022-03-03 18:27:39,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2954 states, 2942 states have (on average 1.9231815091774302) internal successors, (5658), 2953 states have internal predecessors, (5658), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:39,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2954 states to 2954 states and 5658 transitions. [2022-03-03 18:27:39,227 INFO L78 Accepts]: Start accepts. Automaton has 2954 states and 5658 transitions. Word has length 172 [2022-03-03 18:27:39,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:39,227 INFO L470 AbstractCegarLoop]: Abstraction has 2954 states and 5658 transitions. [2022-03-03 18:27:39,227 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:39,227 INFO L276 IsEmpty]: Start isEmpty. Operand 2954 states and 5658 transitions. [2022-03-03 18:27:39,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:27:39,229 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:39,229 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:39,229 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2022-03-03 18:27:39,229 INFO L402 AbstractCegarLoop]: === Iteration 136 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:27:39,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:39,229 INFO L85 PathProgramCache]: Analyzing trace with hash -1399888727, now seen corresponding path program 60 times [2022-03-03 18:27:39,229 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:39,229 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699295517] [2022-03-03 18:27:39,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:39,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:39,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:39,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:39,646 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:39,646 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699295517] [2022-03-03 18:27:39,646 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1699295517] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:39,647 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:39,647 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:27:39,647 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812776511] [2022-03-03 18:27:39,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:39,647 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:27:39,647 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:39,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:27:39,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=628, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:27:39,647 INFO L87 Difference]: Start difference. First operand 2954 states and 5658 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:43,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:43,165 INFO L93 Difference]: Finished difference Result 6166 states and 11821 transitions. [2022-03-03 18:27:43,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-03-03 18:27:43,165 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:27:43,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:43,171 INFO L225 Difference]: With dead ends: 6166 [2022-03-03 18:27:43,171 INFO L226 Difference]: Without dead ends: 6166 [2022-03-03 18:27:43,171 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2309 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1085, Invalid=7287, Unknown=0, NotChecked=0, Total=8372 [2022-03-03 18:27:43,172 INFO L933 BasicCegarLoop]: 488 mSDtfsCounter, 1732 mSDsluCounter, 6241 mSDsCounter, 0 mSdLazyCounter, 5724 mSolverCounterSat, 282 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1732 SdHoareTripleChecker+Valid, 6722 SdHoareTripleChecker+Invalid, 6006 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 282 IncrementalHoareTripleChecker+Valid, 5724 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:43,172 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1732 Valid, 6722 Invalid, 6006 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [282 Valid, 5724 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-03 18:27:43,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6166 states. [2022-03-03 18:27:43,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6166 to 2895. [2022-03-03 18:27:43,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2895 states, 2883 states have (on average 1.9216094346167187) internal successors, (5540), 2894 states have internal predecessors, (5540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:43,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2895 states to 2895 states and 5540 transitions. [2022-03-03 18:27:43,201 INFO L78 Accepts]: Start accepts. Automaton has 2895 states and 5540 transitions. Word has length 172 [2022-03-03 18:27:43,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:43,201 INFO L470 AbstractCegarLoop]: Abstraction has 2895 states and 5540 transitions. [2022-03-03 18:27:43,201 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:43,201 INFO L276 IsEmpty]: Start isEmpty. Operand 2895 states and 5540 transitions. [2022-03-03 18:27:43,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:27:43,202 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:43,202 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:43,202 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2022-03-03 18:27:43,202 INFO L402 AbstractCegarLoop]: === Iteration 137 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:27:43,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:43,203 INFO L85 PathProgramCache]: Analyzing trace with hash 91974969, now seen corresponding path program 61 times [2022-03-03 18:27:43,203 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:43,203 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991981539] [2022-03-03 18:27:43,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:43,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:43,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:43,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:43,662 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:43,662 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991981539] [2022-03-03 18:27:43,662 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1991981539] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:43,662 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:43,662 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:27:43,662 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117402137] [2022-03-03 18:27:43,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:43,662 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:27:43,663 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:43,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:27:43,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=620, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:27:43,663 INFO L87 Difference]: Start difference. First operand 2895 states and 5540 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:45,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:45,544 INFO L93 Difference]: Finished difference Result 3830 states and 7304 transitions. [2022-03-03 18:27:45,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-03 18:27:45,544 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:27:45,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:45,548 INFO L225 Difference]: With dead ends: 3830 [2022-03-03 18:27:45,548 INFO L226 Difference]: Without dead ends: 3830 [2022-03-03 18:27:45,548 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1050 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=612, Invalid=3944, Unknown=0, NotChecked=0, Total=4556 [2022-03-03 18:27:45,549 INFO L933 BasicCegarLoop]: 257 mSDtfsCounter, 1290 mSDsluCounter, 3405 mSDsCounter, 0 mSdLazyCounter, 2640 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1290 SdHoareTripleChecker+Valid, 3656 SdHoareTripleChecker+Invalid, 2790 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 2640 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:45,549 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1290 Valid, 3656 Invalid, 2790 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 2640 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:27:45,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3830 states. [2022-03-03 18:27:45,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3830 to 2894. [2022-03-03 18:27:45,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2894 states, 2882 states have (on average 1.9215822345593339) internal successors, (5538), 2893 states have internal predecessors, (5538), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:45,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2894 states to 2894 states and 5538 transitions. [2022-03-03 18:27:45,573 INFO L78 Accepts]: Start accepts. Automaton has 2894 states and 5538 transitions. Word has length 172 [2022-03-03 18:27:45,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:45,573 INFO L470 AbstractCegarLoop]: Abstraction has 2894 states and 5538 transitions. [2022-03-03 18:27:45,573 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:45,573 INFO L276 IsEmpty]: Start isEmpty. Operand 2894 states and 5538 transitions. [2022-03-03 18:27:45,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:27:45,574 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:45,574 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:45,574 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2022-03-03 18:27:45,574 INFO L402 AbstractCegarLoop]: === Iteration 138 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:27:45,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:45,575 INFO L85 PathProgramCache]: Analyzing trace with hash -1423117003, now seen corresponding path program 62 times [2022-03-03 18:27:45,575 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:45,575 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022474769] [2022-03-03 18:27:45,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:45,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:45,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:46,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:46,024 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:46,024 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022474769] [2022-03-03 18:27:46,024 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022474769] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:46,024 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:46,024 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:27:46,024 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802128790] [2022-03-03 18:27:46,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:46,024 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:27:46,024 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:46,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:27:46,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=624, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:27:46,025 INFO L87 Difference]: Start difference. First operand 2894 states and 5538 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:47,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:47,866 INFO L93 Difference]: Finished difference Result 3939 states and 7516 transitions. [2022-03-03 18:27:47,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-03 18:27:47,867 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:27:47,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:47,871 INFO L225 Difference]: With dead ends: 3939 [2022-03-03 18:27:47,871 INFO L226 Difference]: Without dead ends: 3939 [2022-03-03 18:27:47,872 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1180 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=665, Invalid=4305, Unknown=0, NotChecked=0, Total=4970 [2022-03-03 18:27:47,872 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 1503 mSDsluCounter, 2993 mSDsCounter, 0 mSdLazyCounter, 2303 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1503 SdHoareTripleChecker+Valid, 3250 SdHoareTripleChecker+Invalid, 2509 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 2303 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:47,872 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1503 Valid, 3250 Invalid, 2509 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 2303 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:27:47,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3939 states. [2022-03-03 18:27:47,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3939 to 2897. [2022-03-03 18:27:47,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2897 states, 2885 states have (on average 1.9216637781629116) internal successors, (5544), 2896 states have internal predecessors, (5544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:47,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2897 states to 2897 states and 5544 transitions. [2022-03-03 18:27:47,903 INFO L78 Accepts]: Start accepts. Automaton has 2897 states and 5544 transitions. Word has length 172 [2022-03-03 18:27:47,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:47,903 INFO L470 AbstractCegarLoop]: Abstraction has 2897 states and 5544 transitions. [2022-03-03 18:27:47,903 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:47,903 INFO L276 IsEmpty]: Start isEmpty. Operand 2897 states and 5544 transitions. [2022-03-03 18:27:47,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:27:47,904 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:47,904 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:47,905 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2022-03-03 18:27:47,905 INFO L402 AbstractCegarLoop]: === Iteration 139 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:27:47,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:47,905 INFO L85 PathProgramCache]: Analyzing trace with hash -1612488221, now seen corresponding path program 63 times [2022-03-03 18:27:47,905 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:47,905 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927361587] [2022-03-03 18:27:47,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:47,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:47,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:48,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:48,329 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:48,329 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927361587] [2022-03-03 18:27:48,329 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927361587] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:48,329 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:48,329 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:27:48,329 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291427961] [2022-03-03 18:27:48,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:48,330 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:27:48,330 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:48,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:27:48,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=529, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:27:48,330 INFO L87 Difference]: Start difference. First operand 2897 states and 5544 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:50,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:50,413 INFO L93 Difference]: Finished difference Result 4023 states and 7680 transitions. [2022-03-03 18:27:50,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-03 18:27:50,414 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:27:50,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:50,419 INFO L225 Difference]: With dead ends: 4023 [2022-03-03 18:27:50,419 INFO L226 Difference]: Without dead ends: 4023 [2022-03-03 18:27:50,419 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1167 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=731, Invalid=4239, Unknown=0, NotChecked=0, Total=4970 [2022-03-03 18:27:50,420 INFO L933 BasicCegarLoop]: 296 mSDtfsCounter, 1305 mSDsluCounter, 4094 mSDsCounter, 0 mSdLazyCounter, 2908 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1305 SdHoareTripleChecker+Valid, 4385 SdHoareTripleChecker+Invalid, 3083 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 2908 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:50,420 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1305 Valid, 4385 Invalid, 3083 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 2908 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:27:50,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4023 states. [2022-03-03 18:27:50,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4023 to 2911. [2022-03-03 18:27:50,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2911 states, 2899 states have (on average 1.9223870300103485) internal successors, (5573), 2910 states have internal predecessors, (5573), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:50,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2911 states to 2911 states and 5573 transitions. [2022-03-03 18:27:50,470 INFO L78 Accepts]: Start accepts. Automaton has 2911 states and 5573 transitions. Word has length 172 [2022-03-03 18:27:50,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:50,470 INFO L470 AbstractCegarLoop]: Abstraction has 2911 states and 5573 transitions. [2022-03-03 18:27:50,470 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:50,470 INFO L276 IsEmpty]: Start isEmpty. Operand 2911 states and 5573 transitions. [2022-03-03 18:27:50,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:27:50,471 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:50,471 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:50,472 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2022-03-03 18:27:50,472 INFO L402 AbstractCegarLoop]: === Iteration 140 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:27:50,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:50,472 INFO L85 PathProgramCache]: Analyzing trace with hash 1597091075, now seen corresponding path program 64 times [2022-03-03 18:27:50,472 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:50,472 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432622653] [2022-03-03 18:27:50,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:50,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:50,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:50,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:50,918 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:50,918 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432622653] [2022-03-03 18:27:50,918 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [432622653] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:50,918 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:50,918 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:27:50,918 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219059397] [2022-03-03 18:27:50,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:50,918 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:27:50,918 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:50,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:27:50,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=625, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:27:50,919 INFO L87 Difference]: Start difference. First operand 2911 states and 5573 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:52,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:52,934 INFO L93 Difference]: Finished difference Result 3918 states and 7475 transitions. [2022-03-03 18:27:52,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-03 18:27:52,935 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:27:52,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:52,939 INFO L225 Difference]: With dead ends: 3918 [2022-03-03 18:27:52,939 INFO L226 Difference]: Without dead ends: 3918 [2022-03-03 18:27:52,939 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1272 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=705, Invalid=4551, Unknown=0, NotChecked=0, Total=5256 [2022-03-03 18:27:52,939 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 1277 mSDsluCounter, 3715 mSDsCounter, 0 mSdLazyCounter, 2720 mSolverCounterSat, 216 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1277 SdHoareTripleChecker+Valid, 3970 SdHoareTripleChecker+Invalid, 2936 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 216 IncrementalHoareTripleChecker+Valid, 2720 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:52,939 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1277 Valid, 3970 Invalid, 2936 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [216 Valid, 2720 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:27:52,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3918 states. [2022-03-03 18:27:52,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3918 to 2917. [2022-03-03 18:27:52,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2917 states, 2905 states have (on average 1.9225473321858864) internal successors, (5585), 2916 states have internal predecessors, (5585), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:52,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2917 states to 2917 states and 5585 transitions. [2022-03-03 18:27:52,965 INFO L78 Accepts]: Start accepts. Automaton has 2917 states and 5585 transitions. Word has length 172 [2022-03-03 18:27:52,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:52,965 INFO L470 AbstractCegarLoop]: Abstraction has 2917 states and 5585 transitions. [2022-03-03 18:27:52,965 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:52,966 INFO L276 IsEmpty]: Start isEmpty. Operand 2917 states and 5585 transitions. [2022-03-03 18:27:52,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:27:52,967 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:52,967 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:52,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2022-03-03 18:27:52,967 INFO L402 AbstractCegarLoop]: === Iteration 141 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:27:52,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:52,967 INFO L85 PathProgramCache]: Analyzing trace with hash 1407719857, now seen corresponding path program 65 times [2022-03-03 18:27:52,967 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:52,967 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134443495] [2022-03-03 18:27:52,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:52,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:53,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:53,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:53,368 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:53,368 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134443495] [2022-03-03 18:27:53,368 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [134443495] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:53,368 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:53,368 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:27:53,368 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208807117] [2022-03-03 18:27:53,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:53,368 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:27:53,369 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:53,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:27:53,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=532, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:27:53,369 INFO L87 Difference]: Start difference. First operand 2917 states and 5585 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:55,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:55,544 INFO L93 Difference]: Finished difference Result 4148 states and 7924 transitions. [2022-03-03 18:27:55,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-03 18:27:55,544 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:27:55,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:55,549 INFO L225 Difference]: With dead ends: 4148 [2022-03-03 18:27:55,549 INFO L226 Difference]: Without dead ends: 4148 [2022-03-03 18:27:55,550 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1354 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=818, Invalid=4732, Unknown=0, NotChecked=0, Total=5550 [2022-03-03 18:27:55,550 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 1429 mSDsluCounter, 3694 mSDsCounter, 0 mSdLazyCounter, 2807 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1429 SdHoareTripleChecker+Valid, 3991 SdHoareTripleChecker+Invalid, 3025 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 2807 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:55,550 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1429 Valid, 3991 Invalid, 3025 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 2807 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:27:55,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4148 states. [2022-03-03 18:27:55,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4148 to 2914. [2022-03-03 18:27:55,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2914 states, 2902 states have (on average 1.9224672639558924) internal successors, (5579), 2913 states have internal predecessors, (5579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:55,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2914 states to 2914 states and 5579 transitions. [2022-03-03 18:27:55,575 INFO L78 Accepts]: Start accepts. Automaton has 2914 states and 5579 transitions. Word has length 172 [2022-03-03 18:27:55,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:55,575 INFO L470 AbstractCegarLoop]: Abstraction has 2914 states and 5579 transitions. [2022-03-03 18:27:55,575 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:55,575 INFO L276 IsEmpty]: Start isEmpty. Operand 2914 states and 5579 transitions. [2022-03-03 18:27:55,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:27:55,577 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:55,577 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:55,577 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2022-03-03 18:27:55,577 INFO L402 AbstractCegarLoop]: === Iteration 142 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:27:55,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:55,578 INFO L85 PathProgramCache]: Analyzing trace with hash -2080773063, now seen corresponding path program 66 times [2022-03-03 18:27:55,578 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:55,578 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838183095] [2022-03-03 18:27:55,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:55,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:55,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:56,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:56,000 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:56,000 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838183095] [2022-03-03 18:27:56,000 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838183095] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:56,000 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:56,000 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:27:56,000 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156207912] [2022-03-03 18:27:56,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:56,001 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:27:56,001 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:56,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:27:56,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=624, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:27:56,001 INFO L87 Difference]: Start difference. First operand 2914 states and 5579 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:58,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:58,283 INFO L93 Difference]: Finished difference Result 4136 states and 7906 transitions. [2022-03-03 18:27:58,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-03 18:27:58,283 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:27:58,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:58,288 INFO L225 Difference]: With dead ends: 4136 [2022-03-03 18:27:58,288 INFO L226 Difference]: Without dead ends: 4136 [2022-03-03 18:27:58,289 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1784 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=943, Invalid=5863, Unknown=0, NotChecked=0, Total=6806 [2022-03-03 18:27:58,289 INFO L933 BasicCegarLoop]: 309 mSDtfsCounter, 1321 mSDsluCounter, 3662 mSDsCounter, 0 mSdLazyCounter, 2902 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1321 SdHoareTripleChecker+Valid, 3965 SdHoareTripleChecker+Invalid, 3115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 2902 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:58,289 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1321 Valid, 3965 Invalid, 3115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 2902 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:27:58,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4136 states. [2022-03-03 18:27:58,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4136 to 2928. [2022-03-03 18:27:58,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2928 states, 2916 states have (on average 1.9231824417009602) internal successors, (5608), 2927 states have internal predecessors, (5608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:58,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2928 states to 2928 states and 5608 transitions. [2022-03-03 18:27:58,314 INFO L78 Accepts]: Start accepts. Automaton has 2928 states and 5608 transitions. Word has length 172 [2022-03-03 18:27:58,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:58,314 INFO L470 AbstractCegarLoop]: Abstraction has 2928 states and 5608 transitions. [2022-03-03 18:27:58,315 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:27:58,315 INFO L276 IsEmpty]: Start isEmpty. Operand 2928 states and 5608 transitions. [2022-03-03 18:27:58,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:27:58,316 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:58,316 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:58,316 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2022-03-03 18:27:58,316 INFO L402 AbstractCegarLoop]: === Iteration 143 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:27:58,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:58,316 INFO L85 PathProgramCache]: Analyzing trace with hash -1853989623, now seen corresponding path program 67 times [2022-03-03 18:27:58,316 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:58,316 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273616711] [2022-03-03 18:27:58,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:58,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:58,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:58,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:58,722 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:58,722 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273616711] [2022-03-03 18:27:58,722 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1273616711] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:58,722 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:58,722 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:27:58,722 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326397420] [2022-03-03 18:27:58,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:58,722 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:27:58,722 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:58,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:27:58,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=530, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:27:58,723 INFO L87 Difference]: Start difference. First operand 2928 states and 5608 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:00,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:00,651 INFO L93 Difference]: Finished difference Result 3944 states and 7528 transitions. [2022-03-03 18:28:00,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-03 18:28:00,651 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:28:00,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:00,656 INFO L225 Difference]: With dead ends: 3944 [2022-03-03 18:28:00,656 INFO L226 Difference]: Without dead ends: 3944 [2022-03-03 18:28:00,656 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1109 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=715, Invalid=4115, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:28:00,656 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 1235 mSDsluCounter, 3559 mSDsCounter, 0 mSdLazyCounter, 2474 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1235 SdHoareTripleChecker+Valid, 3834 SdHoareTripleChecker+Invalid, 2675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 2474 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:00,656 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1235 Valid, 3834 Invalid, 2675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 2474 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:28:00,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3944 states. [2022-03-03 18:28:00,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3944 to 2937. [2022-03-03 18:28:00,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2937 states, 2925 states have (on average 1.9234188034188033) internal successors, (5626), 2936 states have internal predecessors, (5626), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:00,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2937 states to 2937 states and 5626 transitions. [2022-03-03 18:28:00,681 INFO L78 Accepts]: Start accepts. Automaton has 2937 states and 5626 transitions. Word has length 172 [2022-03-03 18:28:00,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:00,681 INFO L470 AbstractCegarLoop]: Abstraction has 2937 states and 5626 transitions. [2022-03-03 18:28:00,681 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:00,681 INFO L276 IsEmpty]: Start isEmpty. Operand 2937 states and 5626 transitions. [2022-03-03 18:28:00,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:28:00,682 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:00,682 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:00,682 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2022-03-03 18:28:00,682 INFO L402 AbstractCegarLoop]: === Iteration 144 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:28:00,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:00,683 INFO L85 PathProgramCache]: Analyzing trace with hash -2043360841, now seen corresponding path program 68 times [2022-03-03 18:28:00,683 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:00,683 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600648290] [2022-03-03 18:28:00,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:00,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:00,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:01,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:01,088 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:01,088 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600648290] [2022-03-03 18:28:01,088 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [600648290] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:01,088 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:01,088 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:28:01,088 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56457069] [2022-03-03 18:28:01,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:01,089 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:28:01,089 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:01,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:28:01,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=532, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:28:01,089 INFO L87 Difference]: Start difference. First operand 2937 states and 5626 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:03,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:03,202 INFO L93 Difference]: Finished difference Result 4118 states and 7866 transitions. [2022-03-03 18:28:03,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:28:03,203 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:28:03,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:03,207 INFO L225 Difference]: With dead ends: 4118 [2022-03-03 18:28:03,207 INFO L226 Difference]: Without dead ends: 4118 [2022-03-03 18:28:03,207 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1285 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=804, Invalid=4598, Unknown=0, NotChecked=0, Total=5402 [2022-03-03 18:28:03,208 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1486 mSDsluCounter, 3800 mSDsCounter, 0 mSdLazyCounter, 2726 mSolverCounterSat, 288 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1486 SdHoareTripleChecker+Valid, 4089 SdHoareTripleChecker+Invalid, 3014 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 288 IncrementalHoareTripleChecker+Valid, 2726 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:03,208 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1486 Valid, 4089 Invalid, 3014 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [288 Valid, 2726 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:28:03,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4118 states. [2022-03-03 18:28:03,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4118 to 2934. [2022-03-03 18:28:03,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2934 states, 2922 states have (on average 1.9233401779603012) internal successors, (5620), 2933 states have internal predecessors, (5620), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:03,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2934 states to 2934 states and 5620 transitions. [2022-03-03 18:28:03,233 INFO L78 Accepts]: Start accepts. Automaton has 2934 states and 5620 transitions. Word has length 172 [2022-03-03 18:28:03,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:03,233 INFO L470 AbstractCegarLoop]: Abstraction has 2934 states and 5620 transitions. [2022-03-03 18:28:03,233 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:03,233 INFO L276 IsEmpty]: Start isEmpty. Operand 2934 states and 5620 transitions. [2022-03-03 18:28:03,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:28:03,234 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:03,234 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:03,234 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2022-03-03 18:28:03,234 INFO L402 AbstractCegarLoop]: === Iteration 145 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:28:03,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:03,234 INFO L85 PathProgramCache]: Analyzing trace with hash -1236886465, now seen corresponding path program 69 times [2022-03-03 18:28:03,235 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:03,235 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493139584] [2022-03-03 18:28:03,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:03,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:03,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:03,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:03,611 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:03,611 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493139584] [2022-03-03 18:28:03,611 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493139584] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:03,611 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:03,611 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:28:03,612 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539053362] [2022-03-03 18:28:03,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:03,612 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:28:03,612 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:03,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:28:03,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=532, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:28:03,612 INFO L87 Difference]: Start difference. First operand 2934 states and 5620 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:06,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:06,092 INFO L93 Difference]: Finished difference Result 4267 states and 8162 transitions. [2022-03-03 18:28:06,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-03 18:28:06,093 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:28:06,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:06,098 INFO L225 Difference]: With dead ends: 4267 [2022-03-03 18:28:06,098 INFO L226 Difference]: Without dead ends: 4267 [2022-03-03 18:28:06,099 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1763 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1032, Invalid=5774, Unknown=0, NotChecked=0, Total=6806 [2022-03-03 18:28:06,099 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1564 mSDsluCounter, 4210 mSDsCounter, 0 mSdLazyCounter, 3248 mSolverCounterSat, 267 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1564 SdHoareTripleChecker+Valid, 4533 SdHoareTripleChecker+Invalid, 3515 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 267 IncrementalHoareTripleChecker+Valid, 3248 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:06,099 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1564 Valid, 4533 Invalid, 3515 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [267 Valid, 3248 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:28:06,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4267 states. [2022-03-03 18:28:06,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4267 to 2931. [2022-03-03 18:28:06,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2931 states, 2919 states have (on average 1.9232613908872902) internal successors, (5614), 2930 states have internal predecessors, (5614), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:06,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2931 states to 2931 states and 5614 transitions. [2022-03-03 18:28:06,125 INFO L78 Accepts]: Start accepts. Automaton has 2931 states and 5614 transitions. Word has length 172 [2022-03-03 18:28:06,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:06,125 INFO L470 AbstractCegarLoop]: Abstraction has 2931 states and 5614 transitions. [2022-03-03 18:28:06,125 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:06,125 INFO L276 IsEmpty]: Start isEmpty. Operand 2931 states and 5614 transitions. [2022-03-03 18:28:06,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:28:06,126 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:06,126 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:06,126 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2022-03-03 18:28:06,127 INFO L402 AbstractCegarLoop]: === Iteration 146 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:28:06,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:06,127 INFO L85 PathProgramCache]: Analyzing trace with hash -1479174659, now seen corresponding path program 70 times [2022-03-03 18:28:06,127 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:06,127 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894685796] [2022-03-03 18:28:06,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:06,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:06,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:06,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:06,520 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:06,520 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894685796] [2022-03-03 18:28:06,520 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894685796] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:06,520 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:06,520 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:28:06,520 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489845074] [2022-03-03 18:28:06,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:06,521 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:28:06,521 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:06,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:28:06,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:28:06,521 INFO L87 Difference]: Start difference. First operand 2931 states and 5614 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:08,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:08,884 INFO L93 Difference]: Finished difference Result 4240 states and 8110 transitions. [2022-03-03 18:28:08,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-03-03 18:28:08,884 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:28:08,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:08,889 INFO L225 Difference]: With dead ends: 4240 [2022-03-03 18:28:08,889 INFO L226 Difference]: Without dead ends: 4240 [2022-03-03 18:28:08,889 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1815 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1020, Invalid=5952, Unknown=0, NotChecked=0, Total=6972 [2022-03-03 18:28:08,889 INFO L933 BasicCegarLoop]: 327 mSDtfsCounter, 1672 mSDsluCounter, 3718 mSDsCounter, 0 mSdLazyCounter, 2914 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1672 SdHoareTripleChecker+Valid, 4041 SdHoareTripleChecker+Invalid, 3212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 2914 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:08,889 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1672 Valid, 4041 Invalid, 3212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 2914 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:28:08,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4240 states. [2022-03-03 18:28:08,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4240 to 2933. [2022-03-03 18:28:08,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2933 states, 2921 states have (on average 1.923313933584389) internal successors, (5618), 2932 states have internal predecessors, (5618), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:08,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2933 states to 2933 states and 5618 transitions. [2022-03-03 18:28:08,916 INFO L78 Accepts]: Start accepts. Automaton has 2933 states and 5618 transitions. Word has length 172 [2022-03-03 18:28:08,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:08,916 INFO L470 AbstractCegarLoop]: Abstraction has 2933 states and 5618 transitions. [2022-03-03 18:28:08,916 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:08,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2933 states and 5618 transitions. [2022-03-03 18:28:08,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:28:08,917 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:08,917 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:08,917 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2022-03-03 18:28:08,917 INFO L402 AbstractCegarLoop]: === Iteration 147 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:28:08,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:08,918 INFO L85 PathProgramCache]: Analyzing trace with hash 1094086751, now seen corresponding path program 71 times [2022-03-03 18:28:08,918 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:08,918 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779937334] [2022-03-03 18:28:08,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:08,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:08,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:09,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:09,328 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:09,328 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779937334] [2022-03-03 18:28:09,328 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779937334] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:09,328 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:09,328 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:28:09,328 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995765011] [2022-03-03 18:28:09,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:09,329 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:28:09,329 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:09,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:28:09,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=628, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:28:09,329 INFO L87 Difference]: Start difference. First operand 2933 states and 5618 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:12,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:12,177 INFO L93 Difference]: Finished difference Result 4227 states and 8088 transitions. [2022-03-03 18:28:12,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-03 18:28:12,177 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:28:12,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:12,182 INFO L225 Difference]: With dead ends: 4227 [2022-03-03 18:28:12,182 INFO L226 Difference]: Without dead ends: 4227 [2022-03-03 18:28:12,183 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2072 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1030, Invalid=6626, Unknown=0, NotChecked=0, Total=7656 [2022-03-03 18:28:12,184 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1522 mSDsluCounter, 4818 mSDsCounter, 0 mSdLazyCounter, 4211 mSolverCounterSat, 271 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1522 SdHoareTripleChecker+Valid, 5140 SdHoareTripleChecker+Invalid, 4482 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 271 IncrementalHoareTripleChecker+Valid, 4211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:12,184 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1522 Valid, 5140 Invalid, 4482 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [271 Valid, 4211 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:28:12,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4227 states. [2022-03-03 18:28:12,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4227 to 2945. [2022-03-03 18:28:12,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2945 states, 2933 states have (on average 1.9239686327991816) internal successors, (5643), 2944 states have internal predecessors, (5643), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:12,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2945 states to 2945 states and 5643 transitions. [2022-03-03 18:28:12,210 INFO L78 Accepts]: Start accepts. Automaton has 2945 states and 5643 transitions. Word has length 172 [2022-03-03 18:28:12,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:12,210 INFO L470 AbstractCegarLoop]: Abstraction has 2945 states and 5643 transitions. [2022-03-03 18:28:12,210 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:12,210 INFO L276 IsEmpty]: Start isEmpty. Operand 2945 states and 5643 transitions. [2022-03-03 18:28:12,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:28:12,211 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:12,211 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:12,211 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2022-03-03 18:28:12,211 INFO L402 AbstractCegarLoop]: === Iteration 148 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:28:12,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:12,212 INFO L85 PathProgramCache]: Analyzing trace with hash -2015728373, now seen corresponding path program 72 times [2022-03-03 18:28:12,212 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:12,212 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750369326] [2022-03-03 18:28:12,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:12,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:12,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:12,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:12,652 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:12,652 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750369326] [2022-03-03 18:28:12,652 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [750369326] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:12,652 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:12,652 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:28:12,652 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917429441] [2022-03-03 18:28:12,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:12,652 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:28:12,652 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:12,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:28:12,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=527, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:28:12,653 INFO L87 Difference]: Start difference. First operand 2945 states and 5643 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:15,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:15,210 INFO L93 Difference]: Finished difference Result 5765 states and 11024 transitions. [2022-03-03 18:28:15,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-03 18:28:15,210 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:28:15,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:15,216 INFO L225 Difference]: With dead ends: 5765 [2022-03-03 18:28:15,216 INFO L226 Difference]: Without dead ends: 5765 [2022-03-03 18:28:15,216 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1436 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=883, Invalid=4969, Unknown=0, NotChecked=0, Total=5852 [2022-03-03 18:28:15,216 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 1751 mSDsluCounter, 4322 mSDsCounter, 0 mSdLazyCounter, 3703 mSolverCounterSat, 279 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1751 SdHoareTripleChecker+Valid, 4660 SdHoareTripleChecker+Invalid, 3982 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 279 IncrementalHoareTripleChecker+Valid, 3703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:15,216 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1751 Valid, 4660 Invalid, 3982 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [279 Valid, 3703 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:28:15,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5765 states. [2022-03-03 18:28:15,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5765 to 2966. [2022-03-03 18:28:15,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2966 states, 2954 states have (on average 1.9245091401489505) internal successors, (5685), 2965 states have internal predecessors, (5685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:15,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2966 states to 2966 states and 5685 transitions. [2022-03-03 18:28:15,247 INFO L78 Accepts]: Start accepts. Automaton has 2966 states and 5685 transitions. Word has length 172 [2022-03-03 18:28:15,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:15,247 INFO L470 AbstractCegarLoop]: Abstraction has 2966 states and 5685 transitions. [2022-03-03 18:28:15,247 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:15,247 INFO L276 IsEmpty]: Start isEmpty. Operand 2966 states and 5685 transitions. [2022-03-03 18:28:15,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:28:15,248 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:15,249 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:15,249 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2022-03-03 18:28:15,249 INFO L402 AbstractCegarLoop]: === Iteration 149 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:28:15,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:15,249 INFO L85 PathProgramCache]: Analyzing trace with hash 2089867705, now seen corresponding path program 73 times [2022-03-03 18:28:15,249 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:15,249 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607292417] [2022-03-03 18:28:15,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:15,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:15,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:15,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:15,632 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:15,632 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607292417] [2022-03-03 18:28:15,632 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1607292417] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:15,632 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:15,632 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:28:15,632 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999603688] [2022-03-03 18:28:15,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:15,633 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:28:15,633 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:15,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:28:15,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=530, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:28:15,633 INFO L87 Difference]: Start difference. First operand 2966 states and 5685 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:18,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:18,361 INFO L93 Difference]: Finished difference Result 5939 states and 11362 transitions. [2022-03-03 18:28:18,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-03 18:28:18,361 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:28:18,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:18,367 INFO L225 Difference]: With dead ends: 5939 [2022-03-03 18:28:18,368 INFO L226 Difference]: Without dead ends: 5939 [2022-03-03 18:28:18,368 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1634 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=980, Invalid=5500, Unknown=0, NotChecked=0, Total=6480 [2022-03-03 18:28:18,368 INFO L933 BasicCegarLoop]: 340 mSDtfsCounter, 1828 mSDsluCounter, 4288 mSDsCounter, 0 mSdLazyCounter, 3812 mSolverCounterSat, 296 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1828 SdHoareTripleChecker+Valid, 4623 SdHoareTripleChecker+Invalid, 4108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 296 IncrementalHoareTripleChecker+Valid, 3812 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:18,369 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1828 Valid, 4623 Invalid, 4108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [296 Valid, 3812 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:28:18,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5939 states. [2022-03-03 18:28:18,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5939 to 2963. [2022-03-03 18:28:18,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2963 states, 2951 states have (on average 1.9244323957980345) internal successors, (5679), 2962 states have internal predecessors, (5679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:18,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2963 states to 2963 states and 5679 transitions. [2022-03-03 18:28:18,399 INFO L78 Accepts]: Start accepts. Automaton has 2963 states and 5679 transitions. Word has length 172 [2022-03-03 18:28:18,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:18,399 INFO L470 AbstractCegarLoop]: Abstraction has 2963 states and 5679 transitions. [2022-03-03 18:28:18,399 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:18,400 INFO L276 IsEmpty]: Start isEmpty. Operand 2963 states and 5679 transitions. [2022-03-03 18:28:18,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:28:18,401 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:18,401 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:18,401 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2022-03-03 18:28:18,401 INFO L402 AbstractCegarLoop]: === Iteration 150 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:28:18,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:18,401 INFO L85 PathProgramCache]: Analyzing trace with hash -1398625215, now seen corresponding path program 74 times [2022-03-03 18:28:18,401 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:18,401 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246965184] [2022-03-03 18:28:18,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:18,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:18,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:18,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:18,824 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:18,824 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246965184] [2022-03-03 18:28:18,824 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1246965184] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:18,824 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:18,825 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:28:18,825 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843678612] [2022-03-03 18:28:18,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:18,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:28:18,825 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:18,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:28:18,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=625, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:28:18,825 INFO L87 Difference]: Start difference. First operand 2963 states and 5679 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:21,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:21,998 INFO L93 Difference]: Finished difference Result 6033 states and 11550 transitions. [2022-03-03 18:28:21,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2022-03-03 18:28:21,998 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:28:21,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:22,005 INFO L225 Difference]: With dead ends: 6033 [2022-03-03 18:28:22,005 INFO L226 Difference]: Without dead ends: 6033 [2022-03-03 18:28:22,005 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2103 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1096, Invalid=6736, Unknown=0, NotChecked=0, Total=7832 [2022-03-03 18:28:22,006 INFO L933 BasicCegarLoop]: 325 mSDtfsCounter, 1715 mSDsluCounter, 4834 mSDsCounter, 0 mSdLazyCounter, 4819 mSolverCounterSat, 254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1715 SdHoareTripleChecker+Valid, 5152 SdHoareTripleChecker+Invalid, 5073 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 254 IncrementalHoareTripleChecker+Valid, 4819 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:22,006 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1715 Valid, 5152 Invalid, 5073 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [254 Valid, 4819 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:28:22,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6033 states. [2022-03-03 18:28:22,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6033 to 2960. [2022-03-03 18:28:22,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2960 states, 2948 states have (on average 1.9243554952510176) internal successors, (5673), 2959 states have internal predecessors, (5673), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:22,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2960 states to 2960 states and 5673 transitions. [2022-03-03 18:28:22,041 INFO L78 Accepts]: Start accepts. Automaton has 2960 states and 5673 transitions. Word has length 172 [2022-03-03 18:28:22,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:22,041 INFO L470 AbstractCegarLoop]: Abstraction has 2960 states and 5673 transitions. [2022-03-03 18:28:22,041 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:22,041 INFO L276 IsEmpty]: Start isEmpty. Operand 2960 states and 5673 transitions. [2022-03-03 18:28:22,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:28:22,042 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:22,042 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:22,042 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2022-03-03 18:28:22,042 INFO L402 AbstractCegarLoop]: === Iteration 151 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:28:22,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:22,043 INFO L85 PathProgramCache]: Analyzing trace with hash -1640913409, now seen corresponding path program 75 times [2022-03-03 18:28:22,043 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:22,043 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416228233] [2022-03-03 18:28:22,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:22,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:22,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:22,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:22,418 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:22,418 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416228233] [2022-03-03 18:28:22,418 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416228233] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:22,418 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:22,418 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:28:22,418 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126035500] [2022-03-03 18:28:22,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:22,418 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:28:22,418 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:22,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:28:22,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:28:22,419 INFO L87 Difference]: Start difference. First operand 2960 states and 5673 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:25,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:25,437 INFO L93 Difference]: Finished difference Result 6134 states and 11748 transitions. [2022-03-03 18:28:25,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2022-03-03 18:28:25,437 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:28:25,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:25,443 INFO L225 Difference]: With dead ends: 6134 [2022-03-03 18:28:25,443 INFO L226 Difference]: Without dead ends: 6134 [2022-03-03 18:28:25,443 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2049 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1129, Invalid=6527, Unknown=0, NotChecked=0, Total=7656 [2022-03-03 18:28:25,443 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1918 mSDsluCounter, 4634 mSDsCounter, 0 mSdLazyCounter, 4329 mSolverCounterSat, 302 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1918 SdHoareTripleChecker+Valid, 4967 SdHoareTripleChecker+Invalid, 4631 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 302 IncrementalHoareTripleChecker+Valid, 4329 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:25,443 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1918 Valid, 4967 Invalid, 4631 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [302 Valid, 4329 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:28:25,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6134 states. [2022-03-03 18:28:25,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6134 to 2962. [2022-03-03 18:28:25,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2962 states, 2950 states have (on average 1.924406779661017) internal successors, (5677), 2961 states have internal predecessors, (5677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:25,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2962 states to 2962 states and 5677 transitions. [2022-03-03 18:28:25,472 INFO L78 Accepts]: Start accepts. Automaton has 2962 states and 5677 transitions. Word has length 172 [2022-03-03 18:28:25,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:25,472 INFO L470 AbstractCegarLoop]: Abstraction has 2962 states and 5677 transitions. [2022-03-03 18:28:25,472 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:25,473 INFO L276 IsEmpty]: Start isEmpty. Operand 2962 states and 5677 transitions. [2022-03-03 18:28:25,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:28:25,474 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:25,474 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:25,474 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2022-03-03 18:28:25,474 INFO L402 AbstractCegarLoop]: === Iteration 152 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:28:25,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:25,474 INFO L85 PathProgramCache]: Analyzing trace with hash 932348001, now seen corresponding path program 76 times [2022-03-03 18:28:25,474 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:25,474 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578720124] [2022-03-03 18:28:25,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:25,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:25,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:25,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:25,879 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:25,879 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578720124] [2022-03-03 18:28:25,879 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1578720124] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:25,879 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:25,879 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:28:25,879 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198733102] [2022-03-03 18:28:25,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:25,879 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:28:25,879 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:25,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:28:25,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=628, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:28:25,880 INFO L87 Difference]: Start difference. First operand 2962 states and 5677 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:29,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:29,253 INFO L93 Difference]: Finished difference Result 6121 states and 11726 transitions. [2022-03-03 18:28:29,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-03-03 18:28:29,254 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:28:29,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:29,260 INFO L225 Difference]: With dead ends: 6121 [2022-03-03 18:28:29,260 INFO L226 Difference]: Without dead ends: 6121 [2022-03-03 18:28:29,260 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2312 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1137, Invalid=7235, Unknown=0, NotChecked=0, Total=8372 [2022-03-03 18:28:29,261 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 1807 mSDsluCounter, 5192 mSDsCounter, 0 mSdLazyCounter, 5298 mSolverCounterSat, 281 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1807 SdHoareTripleChecker+Valid, 5508 SdHoareTripleChecker+Invalid, 5579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 281 IncrementalHoareTripleChecker+Valid, 5298 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:29,261 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1807 Valid, 5508 Invalid, 5579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [281 Valid, 5298 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-03 18:28:29,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6121 states. [2022-03-03 18:28:29,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6121 to 2957. [2022-03-03 18:28:29,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2957 states, 2945 states have (on average 1.9242784380305602) internal successors, (5667), 2956 states have internal predecessors, (5667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:29,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2957 states to 2957 states and 5667 transitions. [2022-03-03 18:28:29,289 INFO L78 Accepts]: Start accepts. Automaton has 2957 states and 5667 transitions. Word has length 172 [2022-03-03 18:28:29,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:29,290 INFO L470 AbstractCegarLoop]: Abstraction has 2957 states and 5667 transitions. [2022-03-03 18:28:29,290 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:29,290 INFO L276 IsEmpty]: Start isEmpty. Operand 2957 states and 5667 transitions. [2022-03-03 18:28:29,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:28:29,291 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:29,291 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:29,291 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2022-03-03 18:28:29,291 INFO L402 AbstractCegarLoop]: === Iteration 153 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:28:29,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:29,291 INFO L85 PathProgramCache]: Analyzing trace with hash -626412642, now seen corresponding path program 16 times [2022-03-03 18:28:29,292 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:29,292 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88456053] [2022-03-03 18:28:29,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:29,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:29,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:29,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:29,660 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:29,660 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88456053] [2022-03-03 18:28:29,660 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [88456053] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:29,660 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:29,660 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:28:29,661 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513476406] [2022-03-03 18:28:29,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:29,661 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:28:29,661 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:29,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:28:29,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=529, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:28:29,661 INFO L87 Difference]: Start difference. First operand 2957 states and 5667 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:31,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:31,628 INFO L93 Difference]: Finished difference Result 4413 states and 8481 transitions. [2022-03-03 18:28:31,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-03 18:28:31,628 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:28:31,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:31,634 INFO L225 Difference]: With dead ends: 4413 [2022-03-03 18:28:31,634 INFO L226 Difference]: Without dead ends: 4413 [2022-03-03 18:28:31,635 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1441 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=810, Invalid=4740, Unknown=0, NotChecked=0, Total=5550 [2022-03-03 18:28:31,635 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 1648 mSDsluCounter, 3810 mSDsCounter, 0 mSdLazyCounter, 2844 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1648 SdHoareTripleChecker+Valid, 4126 SdHoareTripleChecker+Invalid, 2963 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 2844 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:31,635 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1648 Valid, 4126 Invalid, 2963 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 2844 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:28:31,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4413 states. [2022-03-03 18:28:31,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4413 to 2989. [2022-03-03 18:28:31,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2989 states, 2977 states have (on average 1.9240846489754786) internal successors, (5728), 2988 states have internal predecessors, (5728), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:31,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2989 states to 2989 states and 5728 transitions. [2022-03-03 18:28:31,670 INFO L78 Accepts]: Start accepts. Automaton has 2989 states and 5728 transitions. Word has length 172 [2022-03-03 18:28:31,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:31,670 INFO L470 AbstractCegarLoop]: Abstraction has 2989 states and 5728 transitions. [2022-03-03 18:28:31,670 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:31,670 INFO L276 IsEmpty]: Start isEmpty. Operand 2989 states and 5728 transitions. [2022-03-03 18:28:31,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:28:31,671 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:31,671 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:31,672 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2022-03-03 18:28:31,672 INFO L402 AbstractCegarLoop]: === Iteration 154 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:28:31,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:31,672 INFO L85 PathProgramCache]: Analyzing trace with hash -1737121983, now seen corresponding path program 77 times [2022-03-03 18:28:31,672 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:31,672 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369063935] [2022-03-03 18:28:31,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:31,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:31,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:32,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:32,079 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:32,080 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369063935] [2022-03-03 18:28:32,080 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [369063935] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:32,080 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:32,080 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:28:32,080 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884826931] [2022-03-03 18:28:32,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:32,080 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:28:32,080 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:32,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:28:32,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=627, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:28:32,081 INFO L87 Difference]: Start difference. First operand 2989 states and 5728 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:35,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:35,108 INFO L93 Difference]: Finished difference Result 5099 states and 9773 transitions. [2022-03-03 18:28:35,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-03-03 18:28:35,109 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:28:35,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:35,114 INFO L225 Difference]: With dead ends: 5099 [2022-03-03 18:28:35,114 INFO L226 Difference]: Without dead ends: 5099 [2022-03-03 18:28:35,115 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1900 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=938, Invalid=6202, Unknown=0, NotChecked=0, Total=7140 [2022-03-03 18:28:35,115 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1955 mSDsluCounter, 4828 mSDsCounter, 0 mSdLazyCounter, 4918 mSolverCounterSat, 210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1955 SdHoareTripleChecker+Valid, 5150 SdHoareTripleChecker+Invalid, 5128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 210 IncrementalHoareTripleChecker+Valid, 4918 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:35,116 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1955 Valid, 5150 Invalid, 5128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 4918 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:28:35,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5099 states. [2022-03-03 18:28:35,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5099 to 2941. [2022-03-03 18:28:35,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2941 states, 2929 states have (on average 1.9228405599180607) internal successors, (5632), 2940 states have internal predecessors, (5632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:35,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2941 states to 2941 states and 5632 transitions. [2022-03-03 18:28:35,143 INFO L78 Accepts]: Start accepts. Automaton has 2941 states and 5632 transitions. Word has length 172 [2022-03-03 18:28:35,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:35,143 INFO L470 AbstractCegarLoop]: Abstraction has 2941 states and 5632 transitions. [2022-03-03 18:28:35,143 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:35,143 INFO L276 IsEmpty]: Start isEmpty. Operand 2941 states and 5632 transitions. [2022-03-03 18:28:35,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:28:35,144 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:35,144 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:35,145 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2022-03-03 18:28:35,145 INFO L402 AbstractCegarLoop]: === Iteration 155 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:28:35,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:35,145 INFO L85 PathProgramCache]: Analyzing trace with hash -550902335, now seen corresponding path program 78 times [2022-03-03 18:28:35,145 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:35,145 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625631560] [2022-03-03 18:28:35,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:35,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:35,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:35,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:35,643 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:35,643 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625631560] [2022-03-03 18:28:35,643 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [625631560] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:35,643 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:35,643 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:28:35,643 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873797190] [2022-03-03 18:28:35,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:35,643 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:28:35,643 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:35,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:28:35,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=626, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:28:35,644 INFO L87 Difference]: Start difference. First operand 2941 states and 5632 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:39,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:39,151 INFO L93 Difference]: Finished difference Result 5750 states and 11000 transitions. [2022-03-03 18:28:39,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-03-03 18:28:39,151 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:28:39,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:39,157 INFO L225 Difference]: With dead ends: 5750 [2022-03-03 18:28:39,158 INFO L226 Difference]: Without dead ends: 5750 [2022-03-03 18:28:39,158 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2011 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=996, Invalid=6486, Unknown=0, NotChecked=0, Total=7482 [2022-03-03 18:28:39,158 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 1927 mSDsluCounter, 5970 mSDsCounter, 0 mSdLazyCounter, 6059 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1927 SdHoareTripleChecker+Valid, 6349 SdHoareTripleChecker+Invalid, 6286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 6059 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:39,158 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1927 Valid, 6349 Invalid, 6286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 6059 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-03 18:28:39,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5750 states. [2022-03-03 18:28:39,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5750 to 2937. [2022-03-03 18:28:39,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2937 states, 2925 states have (on average 1.9227350427350427) internal successors, (5624), 2936 states have internal predecessors, (5624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:39,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2937 states to 2937 states and 5624 transitions. [2022-03-03 18:28:39,199 INFO L78 Accepts]: Start accepts. Automaton has 2937 states and 5624 transitions. Word has length 172 [2022-03-03 18:28:39,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:39,199 INFO L470 AbstractCegarLoop]: Abstraction has 2937 states and 5624 transitions. [2022-03-03 18:28:39,200 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:39,200 INFO L276 IsEmpty]: Start isEmpty. Operand 2937 states and 5624 transitions. [2022-03-03 18:28:39,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:28:39,201 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:39,201 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:39,201 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2022-03-03 18:28:39,201 INFO L402 AbstractCegarLoop]: === Iteration 156 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:28:39,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:39,201 INFO L85 PathProgramCache]: Analyzing trace with hash 385160357, now seen corresponding path program 79 times [2022-03-03 18:28:39,201 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:39,201 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403601054] [2022-03-03 18:28:39,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:39,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:39,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:39,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:39,618 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:39,618 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403601054] [2022-03-03 18:28:39,619 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [403601054] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:39,619 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:39,619 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:28:39,619 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436331356] [2022-03-03 18:28:39,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:39,619 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:28:39,619 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:39,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:28:39,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=628, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:28:39,619 INFO L87 Difference]: Start difference. First operand 2937 states and 5624 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:42,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:42,637 INFO L93 Difference]: Finished difference Result 5714 states and 10928 transitions. [2022-03-03 18:28:42,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-03-03 18:28:42,638 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:28:42,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:42,644 INFO L225 Difference]: With dead ends: 5714 [2022-03-03 18:28:42,644 INFO L226 Difference]: Without dead ends: 5714 [2022-03-03 18:28:42,644 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2142 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1027, Invalid=6805, Unknown=0, NotChecked=0, Total=7832 [2022-03-03 18:28:42,644 INFO L933 BasicCegarLoop]: 404 mSDtfsCounter, 1919 mSDsluCounter, 4750 mSDsCounter, 0 mSdLazyCounter, 4686 mSolverCounterSat, 267 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1919 SdHoareTripleChecker+Valid, 5148 SdHoareTripleChecker+Invalid, 4953 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 267 IncrementalHoareTripleChecker+Valid, 4686 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:42,644 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1919 Valid, 5148 Invalid, 4953 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [267 Valid, 4686 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:28:42,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5714 states. [2022-03-03 18:28:42,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5714 to 2881. [2022-03-03 18:28:42,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2881 states, 2869 states have (on average 1.9212269083304288) internal successors, (5512), 2880 states have internal predecessors, (5512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:42,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2881 states to 2881 states and 5512 transitions. [2022-03-03 18:28:42,673 INFO L78 Accepts]: Start accepts. Automaton has 2881 states and 5512 transitions. Word has length 172 [2022-03-03 18:28:42,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:42,673 INFO L470 AbstractCegarLoop]: Abstraction has 2881 states and 5512 transitions. [2022-03-03 18:28:42,673 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:42,673 INFO L276 IsEmpty]: Start isEmpty. Operand 2881 states and 5512 transitions. [2022-03-03 18:28:42,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:28:42,674 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:42,674 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:42,674 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2022-03-03 18:28:42,674 INFO L402 AbstractCegarLoop]: === Iteration 157 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:28:42,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:42,675 INFO L85 PathProgramCache]: Analyzing trace with hash -1627222496, now seen corresponding path program 17 times [2022-03-03 18:28:42,675 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:42,675 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388592947] [2022-03-03 18:28:42,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:42,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:42,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:43,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:43,273 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:43,273 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388592947] [2022-03-03 18:28:43,274 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388592947] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:43,274 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:43,274 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:28:43,274 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912172670] [2022-03-03 18:28:43,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:43,274 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:28:43,274 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:43,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:28:43,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=528, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:28:43,274 INFO L87 Difference]: Start difference. First operand 2881 states and 5512 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:45,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:45,582 INFO L93 Difference]: Finished difference Result 4691 states and 9057 transitions. [2022-03-03 18:28:45,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-03 18:28:45,582 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:28:45,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:45,587 INFO L225 Difference]: With dead ends: 4691 [2022-03-03 18:28:45,587 INFO L226 Difference]: Without dead ends: 4691 [2022-03-03 18:28:45,588 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1606 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=919, Invalid=4933, Unknown=0, NotChecked=0, Total=5852 [2022-03-03 18:28:45,588 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 1834 mSDsluCounter, 3273 mSDsCounter, 0 mSdLazyCounter, 2266 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1834 SdHoareTripleChecker+Valid, 3548 SdHoareTripleChecker+Invalid, 2446 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 2266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:45,588 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1834 Valid, 3548 Invalid, 2446 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 2266 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:28:45,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4691 states. [2022-03-03 18:28:45,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4691 to 2949. [2022-03-03 18:28:45,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2949 states, 2937 states have (on average 1.923050732039496) internal successors, (5648), 2948 states have internal predecessors, (5648), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:45,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2949 states to 2949 states and 5648 transitions. [2022-03-03 18:28:45,632 INFO L78 Accepts]: Start accepts. Automaton has 2949 states and 5648 transitions. Word has length 172 [2022-03-03 18:28:45,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:45,632 INFO L470 AbstractCegarLoop]: Abstraction has 2949 states and 5648 transitions. [2022-03-03 18:28:45,632 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:45,632 INFO L276 IsEmpty]: Start isEmpty. Operand 2949 states and 5648 transitions. [2022-03-03 18:28:45,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:28:45,633 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:45,633 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:45,633 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2022-03-03 18:28:45,633 INFO L402 AbstractCegarLoop]: === Iteration 158 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:28:45,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:45,634 INFO L85 PathProgramCache]: Analyzing trace with hash 414826042, now seen corresponding path program 18 times [2022-03-03 18:28:45,634 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:45,634 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031133841] [2022-03-03 18:28:45,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:45,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:45,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:46,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:46,143 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:46,143 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031133841] [2022-03-03 18:28:46,143 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031133841] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:46,143 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:46,143 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:28:46,143 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341980875] [2022-03-03 18:28:46,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:46,144 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:28:46,144 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:46,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:28:46,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=627, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:28:46,144 INFO L87 Difference]: Start difference. First operand 2949 states and 5648 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:48,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:48,890 INFO L93 Difference]: Finished difference Result 4735 states and 9143 transitions. [2022-03-03 18:28:48,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-03 18:28:48,891 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:28:48,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:48,896 INFO L225 Difference]: With dead ends: 4735 [2022-03-03 18:28:48,896 INFO L226 Difference]: Without dead ends: 4735 [2022-03-03 18:28:48,896 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2133 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1023, Invalid=6287, Unknown=0, NotChecked=0, Total=7310 [2022-03-03 18:28:48,897 INFO L933 BasicCegarLoop]: 273 mSDtfsCounter, 1897 mSDsluCounter, 4441 mSDsCounter, 0 mSdLazyCounter, 3583 mSolverCounterSat, 205 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1897 SdHoareTripleChecker+Valid, 4709 SdHoareTripleChecker+Invalid, 3788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 205 IncrementalHoareTripleChecker+Valid, 3583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:48,897 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1897 Valid, 4709 Invalid, 3788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [205 Valid, 3583 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:28:48,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4735 states. [2022-03-03 18:28:48,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4735 to 2960. [2022-03-03 18:28:48,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2960 states, 2948 states have (on average 1.9233378561736771) internal successors, (5670), 2959 states have internal predecessors, (5670), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:48,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2960 states to 2960 states and 5670 transitions. [2022-03-03 18:28:48,923 INFO L78 Accepts]: Start accepts. Automaton has 2960 states and 5670 transitions. Word has length 172 [2022-03-03 18:28:48,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:48,923 INFO L470 AbstractCegarLoop]: Abstraction has 2960 states and 5670 transitions. [2022-03-03 18:28:48,923 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:48,923 INFO L276 IsEmpty]: Start isEmpty. Operand 2960 states and 5670 transitions. [2022-03-03 18:28:48,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:28:48,924 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:48,925 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:48,925 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2022-03-03 18:28:48,925 INFO L402 AbstractCegarLoop]: === Iteration 159 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:28:48,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:48,925 INFO L85 PathProgramCache]: Analyzing trace with hash -434128992, now seen corresponding path program 19 times [2022-03-03 18:28:48,925 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:48,925 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079027902] [2022-03-03 18:28:48,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:48,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:48,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:49,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:49,399 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:49,399 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079027902] [2022-03-03 18:28:49,399 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079027902] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:49,399 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:49,399 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:28:49,399 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29062599] [2022-03-03 18:28:49,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:49,399 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:28:49,399 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:49,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:28:49,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=534, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:28:49,400 INFO L87 Difference]: Start difference. First operand 2960 states and 5670 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:51,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:51,993 INFO L93 Difference]: Finished difference Result 4776 states and 9223 transitions. [2022-03-03 18:28:51,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2022-03-03 18:28:51,993 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:28:51,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:51,998 INFO L225 Difference]: With dead ends: 4776 [2022-03-03 18:28:51,998 INFO L226 Difference]: Without dead ends: 4776 [2022-03-03 18:28:51,998 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1973 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=991, Invalid=5815, Unknown=0, NotChecked=0, Total=6806 [2022-03-03 18:28:51,998 INFO L933 BasicCegarLoop]: 295 mSDtfsCounter, 1697 mSDsluCounter, 4510 mSDsCounter, 0 mSdLazyCounter, 3316 mSolverCounterSat, 222 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1697 SdHoareTripleChecker+Valid, 4802 SdHoareTripleChecker+Invalid, 3538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 222 IncrementalHoareTripleChecker+Valid, 3316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:51,998 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1697 Valid, 4802 Invalid, 3538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [222 Valid, 3316 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:28:52,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4776 states. [2022-03-03 18:28:52,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4776 to 2971. [2022-03-03 18:28:52,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2971 states, 2959 states have (on average 1.923622845555931) internal successors, (5692), 2970 states have internal predecessors, (5692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:52,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2971 states to 2971 states and 5692 transitions. [2022-03-03 18:28:52,026 INFO L78 Accepts]: Start accepts. Automaton has 2971 states and 5692 transitions. Word has length 172 [2022-03-03 18:28:52,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:52,026 INFO L470 AbstractCegarLoop]: Abstraction has 2971 states and 5692 transitions. [2022-03-03 18:28:52,026 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:52,026 INFO L276 IsEmpty]: Start isEmpty. Operand 2971 states and 5692 transitions. [2022-03-03 18:28:52,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:28:52,027 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:52,027 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:52,027 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2022-03-03 18:28:52,027 INFO L402 AbstractCegarLoop]: === Iteration 160 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:28:52,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:52,028 INFO L85 PathProgramCache]: Analyzing trace with hash -1303963428, now seen corresponding path program 20 times [2022-03-03 18:28:52,028 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:52,028 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229531269] [2022-03-03 18:28:52,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:52,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:52,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:52,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:52,430 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:52,431 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229531269] [2022-03-03 18:28:52,431 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229531269] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:52,431 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:52,431 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:28:52,431 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728819160] [2022-03-03 18:28:52,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:52,431 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:28:52,431 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:52,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:28:52,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:28:52,432 INFO L87 Difference]: Start difference. First operand 2971 states and 5692 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:55,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:55,001 INFO L93 Difference]: Finished difference Result 4820 states and 9309 transitions. [2022-03-03 18:28:55,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-03 18:28:55,001 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:28:55,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:55,007 INFO L225 Difference]: With dead ends: 4820 [2022-03-03 18:28:55,007 INFO L226 Difference]: Without dead ends: 4820 [2022-03-03 18:28:55,008 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2108 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1015, Invalid=6125, Unknown=0, NotChecked=0, Total=7140 [2022-03-03 18:28:55,008 INFO L933 BasicCegarLoop]: 303 mSDtfsCounter, 2024 mSDsluCounter, 4054 mSDsCounter, 0 mSdLazyCounter, 3226 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2024 SdHoareTripleChecker+Valid, 4354 SdHoareTripleChecker+Invalid, 3503 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 3226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:55,008 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2024 Valid, 4354 Invalid, 3503 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 3226 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:28:55,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4820 states. [2022-03-03 18:28:55,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4820 to 2982. [2022-03-03 18:28:55,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2982 states, 2970 states have (on average 1.923905723905724) internal successors, (5714), 2981 states have internal predecessors, (5714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:55,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2982 states to 2982 states and 5714 transitions. [2022-03-03 18:28:55,039 INFO L78 Accepts]: Start accepts. Automaton has 2982 states and 5714 transitions. Word has length 172 [2022-03-03 18:28:55,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:55,039 INFO L470 AbstractCegarLoop]: Abstraction has 2982 states and 5714 transitions. [2022-03-03 18:28:55,039 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:55,039 INFO L276 IsEmpty]: Start isEmpty. Operand 2982 states and 5714 transitions. [2022-03-03 18:28:55,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:28:55,040 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:55,040 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:55,040 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2022-03-03 18:28:55,040 INFO L402 AbstractCegarLoop]: === Iteration 161 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:28:55,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:55,041 INFO L85 PathProgramCache]: Analyzing trace with hash 402877822, now seen corresponding path program 21 times [2022-03-03 18:28:55,041 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:55,041 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275912656] [2022-03-03 18:28:55,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:55,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:55,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:55,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:55,480 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:55,480 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275912656] [2022-03-03 18:28:55,480 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1275912656] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:55,480 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:55,480 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:28:55,480 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792100387] [2022-03-03 18:28:55,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:55,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:28:55,480 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:55,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:28:55,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=623, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:28:55,481 INFO L87 Difference]: Start difference. First operand 2982 states and 5714 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:57,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:57,889 INFO L93 Difference]: Finished difference Result 5176 states and 9981 transitions. [2022-03-03 18:28:57,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2022-03-03 18:28:57,890 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:28:57,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:57,895 INFO L225 Difference]: With dead ends: 5176 [2022-03-03 18:28:57,895 INFO L226 Difference]: Without dead ends: 5176 [2022-03-03 18:28:57,895 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1825 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=816, Invalid=5990, Unknown=0, NotChecked=0, Total=6806 [2022-03-03 18:28:57,895 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1878 mSDsluCounter, 4841 mSDsCounter, 0 mSdLazyCounter, 3878 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1878 SdHoareTripleChecker+Valid, 5173 SdHoareTripleChecker+Invalid, 4000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 3878 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:57,896 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1878 Valid, 5173 Invalid, 4000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 3878 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:28:57,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5176 states. [2022-03-03 18:28:57,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5176 to 3013. [2022-03-03 18:28:57,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3013 states, 3001 states have (on average 1.9246917694101966) internal successors, (5776), 3012 states have internal predecessors, (5776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:57,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3013 states to 3013 states and 5776 transitions. [2022-03-03 18:28:57,923 INFO L78 Accepts]: Start accepts. Automaton has 3013 states and 5776 transitions. Word has length 172 [2022-03-03 18:28:57,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:57,923 INFO L470 AbstractCegarLoop]: Abstraction has 3013 states and 5776 transitions. [2022-03-03 18:28:57,923 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:28:57,923 INFO L276 IsEmpty]: Start isEmpty. Operand 3013 states and 5776 transitions. [2022-03-03 18:28:57,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:28:57,924 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:57,925 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:57,925 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2022-03-03 18:28:57,925 INFO L402 AbstractCegarLoop]: === Iteration 162 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:28:57,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:57,925 INFO L85 PathProgramCache]: Analyzing trace with hash 775721539, now seen corresponding path program 80 times [2022-03-03 18:28:57,925 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:57,925 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016528485] [2022-03-03 18:28:57,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:57,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:57,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:58,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:58,282 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:58,282 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016528485] [2022-03-03 18:28:58,282 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016528485] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:58,282 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:58,282 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:28:58,283 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515408431] [2022-03-03 18:28:58,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:58,283 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:28:58,283 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:58,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:28:58,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:28:58,283 INFO L87 Difference]: Start difference. First operand 3013 states and 5776 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:01,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:01,051 INFO L93 Difference]: Finished difference Result 5538 states and 10630 transitions. [2022-03-03 18:29:01,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-03 18:29:01,051 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:29:01,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:01,057 INFO L225 Difference]: With dead ends: 5538 [2022-03-03 18:29:01,057 INFO L226 Difference]: Without dead ends: 5538 [2022-03-03 18:29:01,058 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1611 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=851, Invalid=5469, Unknown=0, NotChecked=0, Total=6320 [2022-03-03 18:29:01,058 INFO L933 BasicCegarLoop]: 395 mSDtfsCounter, 2114 mSDsluCounter, 4987 mSDsCounter, 0 mSdLazyCounter, 4500 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2114 SdHoareTripleChecker+Valid, 5377 SdHoareTripleChecker+Invalid, 4700 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 4500 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:01,058 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2114 Valid, 5377 Invalid, 4700 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 4500 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:29:01,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5538 states. [2022-03-03 18:29:01,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5538 to 2893. [2022-03-03 18:29:01,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2893 states, 2881 states have (on average 1.9215550156195766) internal successors, (5536), 2892 states have internal predecessors, (5536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:01,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2893 states to 2893 states and 5536 transitions. [2022-03-03 18:29:01,089 INFO L78 Accepts]: Start accepts. Automaton has 2893 states and 5536 transitions. Word has length 172 [2022-03-03 18:29:01,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:01,089 INFO L470 AbstractCegarLoop]: Abstraction has 2893 states and 5536 transitions. [2022-03-03 18:29:01,089 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:01,089 INFO L276 IsEmpty]: Start isEmpty. Operand 2893 states and 5536 transitions. [2022-03-03 18:29:01,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:29:01,090 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:01,090 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:01,090 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2022-03-03 18:29:01,090 INFO L402 AbstractCegarLoop]: === Iteration 163 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:29:01,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:01,090 INFO L85 PathProgramCache]: Analyzing trace with hash -384545316, now seen corresponding path program 22 times [2022-03-03 18:29:01,091 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:01,091 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677314607] [2022-03-03 18:29:01,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:01,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:01,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:01,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:01,517 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:01,517 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677314607] [2022-03-03 18:29:01,517 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [677314607] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:01,517 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:01,517 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:29:01,517 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42887260] [2022-03-03 18:29:01,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:01,517 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:29:01,517 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:01,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:29:01,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=623, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:29:01,518 INFO L87 Difference]: Start difference. First operand 2893 states and 5536 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:04,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:04,104 INFO L93 Difference]: Finished difference Result 6120 states and 11790 transitions. [2022-03-03 18:29:04,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2022-03-03 18:29:04,105 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:29:04,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:04,111 INFO L225 Difference]: With dead ends: 6120 [2022-03-03 18:29:04,111 INFO L226 Difference]: Without dead ends: 6120 [2022-03-03 18:29:04,111 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 93 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2641 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=974, Invalid=7956, Unknown=0, NotChecked=0, Total=8930 [2022-03-03 18:29:04,111 INFO L933 BasicCegarLoop]: 410 mSDtfsCounter, 1915 mSDsluCounter, 5475 mSDsCounter, 0 mSdLazyCounter, 3723 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1915 SdHoareTripleChecker+Valid, 5880 SdHoareTripleChecker+Invalid, 3839 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 3723 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:04,111 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1915 Valid, 5880 Invalid, 3839 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 3723 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:29:04,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6120 states. [2022-03-03 18:29:04,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6120 to 2979. [2022-03-03 18:29:04,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2979 states, 2967 states have (on average 1.9238287832827772) internal successors, (5708), 2978 states have internal predecessors, (5708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:04,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2979 states to 2979 states and 5708 transitions. [2022-03-03 18:29:04,141 INFO L78 Accepts]: Start accepts. Automaton has 2979 states and 5708 transitions. Word has length 172 [2022-03-03 18:29:04,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:04,141 INFO L470 AbstractCegarLoop]: Abstraction has 2979 states and 5708 transitions. [2022-03-03 18:29:04,141 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:04,142 INFO L276 IsEmpty]: Start isEmpty. Operand 2979 states and 5708 transitions. [2022-03-03 18:29:04,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:29:04,143 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:04,143 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:04,143 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2022-03-03 18:29:04,143 INFO L402 AbstractCegarLoop]: === Iteration 164 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:29:04,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:04,143 INFO L85 PathProgramCache]: Analyzing trace with hash -11701599, now seen corresponding path program 81 times [2022-03-03 18:29:04,143 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:04,143 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777245985] [2022-03-03 18:29:04,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:04,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:04,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:04,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:04,538 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:04,538 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777245985] [2022-03-03 18:29:04,538 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777245985] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:04,539 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:04,539 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:29:04,539 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652548808] [2022-03-03 18:29:04,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:04,539 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:29:04,539 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:04,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:29:04,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=627, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:29:04,539 INFO L87 Difference]: Start difference. First operand 2979 states and 5708 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:08,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:08,177 INFO L93 Difference]: Finished difference Result 7197 states and 13807 transitions. [2022-03-03 18:29:08,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2022-03-03 18:29:08,178 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:29:08,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:08,185 INFO L225 Difference]: With dead ends: 7197 [2022-03-03 18:29:08,185 INFO L226 Difference]: Without dead ends: 7197 [2022-03-03 18:29:08,185 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2436 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1023, Invalid=7533, Unknown=0, NotChecked=0, Total=8556 [2022-03-03 18:29:08,185 INFO L933 BasicCegarLoop]: 455 mSDtfsCounter, 2060 mSDsluCounter, 7208 mSDsCounter, 0 mSdLazyCounter, 6212 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2060 SdHoareTripleChecker+Valid, 7656 SdHoareTripleChecker+Invalid, 6424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 6212 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:08,186 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2060 Valid, 7656 Invalid, 6424 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 6212 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-03 18:29:08,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7197 states. [2022-03-03 18:29:08,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7197 to 2931. [2022-03-03 18:29:08,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2931 states, 2919 states have (on average 1.9225762247344982) internal successors, (5612), 2930 states have internal predecessors, (5612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:08,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2931 states to 2931 states and 5612 transitions. [2022-03-03 18:29:08,216 INFO L78 Accepts]: Start accepts. Automaton has 2931 states and 5612 transitions. Word has length 172 [2022-03-03 18:29:08,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:08,217 INFO L470 AbstractCegarLoop]: Abstraction has 2931 states and 5612 transitions. [2022-03-03 18:29:08,217 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:08,217 INFO L276 IsEmpty]: Start isEmpty. Operand 2931 states and 5612 transitions. [2022-03-03 18:29:08,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:29:08,218 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:08,218 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:08,218 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2022-03-03 18:29:08,218 INFO L402 AbstractCegarLoop]: === Iteration 165 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:29:08,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:08,218 INFO L85 PathProgramCache]: Analyzing trace with hash -437407421, now seen corresponding path program 82 times [2022-03-03 18:29:08,218 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:08,218 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380045687] [2022-03-03 18:29:08,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:08,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:08,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:08,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:08,581 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:08,581 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380045687] [2022-03-03 18:29:08,581 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380045687] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:08,581 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:08,581 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:29:08,581 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132032956] [2022-03-03 18:29:08,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:08,581 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:29:08,581 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:08,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:29:08,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=532, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:29:08,582 INFO L87 Difference]: Start difference. First operand 2931 states and 5612 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:11,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:11,572 INFO L93 Difference]: Finished difference Result 6553 states and 12583 transitions. [2022-03-03 18:29:11,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-03-03 18:29:11,572 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:29:11,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:11,583 INFO L225 Difference]: With dead ends: 6553 [2022-03-03 18:29:11,583 INFO L226 Difference]: Without dead ends: 6553 [2022-03-03 18:29:11,584 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1992 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=993, Invalid=6489, Unknown=0, NotChecked=0, Total=7482 [2022-03-03 18:29:11,584 INFO L933 BasicCegarLoop]: 480 mSDtfsCounter, 2053 mSDsluCounter, 5277 mSDsCounter, 0 mSdLazyCounter, 4523 mSolverCounterSat, 265 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2053 SdHoareTripleChecker+Valid, 5752 SdHoareTripleChecker+Invalid, 4788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 265 IncrementalHoareTripleChecker+Valid, 4523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:11,585 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2053 Valid, 5752 Invalid, 4788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [265 Valid, 4523 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:29:11,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6553 states. [2022-03-03 18:29:11,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6553 to 2927. [2022-03-03 18:29:11,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2927 states, 2915 states have (on average 1.9224699828473413) internal successors, (5604), 2926 states have internal predecessors, (5604), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:11,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2927 states to 2927 states and 5604 transitions. [2022-03-03 18:29:11,640 INFO L78 Accepts]: Start accepts. Automaton has 2927 states and 5604 transitions. Word has length 172 [2022-03-03 18:29:11,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:11,641 INFO L470 AbstractCegarLoop]: Abstraction has 2927 states and 5604 transitions. [2022-03-03 18:29:11,641 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:11,641 INFO L276 IsEmpty]: Start isEmpty. Operand 2927 states and 5604 transitions. [2022-03-03 18:29:11,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:29:11,665 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:11,665 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:11,665 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2022-03-03 18:29:11,665 INFO L402 AbstractCegarLoop]: === Iteration 166 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:29:11,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:11,666 INFO L85 PathProgramCache]: Analyzing trace with hash 498655271, now seen corresponding path program 83 times [2022-03-03 18:29:11,666 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:11,666 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184370734] [2022-03-03 18:29:11,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:11,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:11,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:12,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:12,082 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:12,082 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184370734] [2022-03-03 18:29:12,082 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [184370734] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:12,082 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:12,082 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:29:12,082 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861168666] [2022-03-03 18:29:12,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:12,082 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:29:12,082 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:12,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:29:12,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=628, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:29:12,083 INFO L87 Difference]: Start difference. First operand 2927 states and 5604 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:15,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:15,681 INFO L93 Difference]: Finished difference Result 6517 states and 12511 transitions. [2022-03-03 18:29:15,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2022-03-03 18:29:15,681 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:29:15,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:15,689 INFO L225 Difference]: With dead ends: 6517 [2022-03-03 18:29:15,689 INFO L226 Difference]: Without dead ends: 6517 [2022-03-03 18:29:15,690 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2458 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1059, Invalid=7683, Unknown=0, NotChecked=0, Total=8742 [2022-03-03 18:29:15,690 INFO L933 BasicCegarLoop]: 485 mSDtfsCounter, 2137 mSDsluCounter, 6601 mSDsCounter, 0 mSdLazyCounter, 6060 mSolverCounterSat, 292 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2137 SdHoareTripleChecker+Valid, 7080 SdHoareTripleChecker+Invalid, 6352 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 292 IncrementalHoareTripleChecker+Valid, 6060 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:15,690 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2137 Valid, 7080 Invalid, 6352 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [292 Valid, 6060 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-03 18:29:15,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6517 states. [2022-03-03 18:29:15,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6517 to 2881. [2022-03-03 18:29:15,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2881 states, 2869 states have (on average 1.9212269083304288) internal successors, (5512), 2880 states have internal predecessors, (5512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:15,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2881 states to 2881 states and 5512 transitions. [2022-03-03 18:29:15,735 INFO L78 Accepts]: Start accepts. Automaton has 2881 states and 5512 transitions. Word has length 172 [2022-03-03 18:29:15,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:15,736 INFO L470 AbstractCegarLoop]: Abstraction has 2881 states and 5512 transitions. [2022-03-03 18:29:15,736 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:15,736 INFO L276 IsEmpty]: Start isEmpty. Operand 2881 states and 5512 transitions. [2022-03-03 18:29:15,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:29:15,737 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:15,737 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:15,737 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165 [2022-03-03 18:29:15,737 INFO L402 AbstractCegarLoop]: === Iteration 167 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:29:15,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:15,738 INFO L85 PathProgramCache]: Analyzing trace with hash -750038406, now seen corresponding path program 23 times [2022-03-03 18:29:15,738 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:15,738 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936983936] [2022-03-03 18:29:15,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:15,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:15,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:16,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:16,187 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:16,187 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936983936] [2022-03-03 18:29:16,187 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [936983936] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:16,187 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:16,187 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:29:16,187 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922798368] [2022-03-03 18:29:16,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:16,188 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:29:16,188 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:16,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:29:16,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=623, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:29:16,188 INFO L87 Difference]: Start difference. First operand 2881 states and 5512 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:18,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:18,788 INFO L93 Difference]: Finished difference Result 6142 states and 11836 transitions. [2022-03-03 18:29:18,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2022-03-03 18:29:18,788 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:29:18,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:18,800 INFO L225 Difference]: With dead ends: 6142 [2022-03-03 18:29:18,800 INFO L226 Difference]: Without dead ends: 6142 [2022-03-03 18:29:18,801 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2510 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=959, Invalid=7597, Unknown=0, NotChecked=0, Total=8556 [2022-03-03 18:29:18,801 INFO L933 BasicCegarLoop]: 424 mSDtfsCounter, 1835 mSDsluCounter, 5821 mSDsCounter, 0 mSdLazyCounter, 3945 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1835 SdHoareTripleChecker+Valid, 6240 SdHoareTripleChecker+Invalid, 4067 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 3945 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:18,801 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1835 Valid, 6240 Invalid, 4067 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 3945 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:29:18,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6142 states. [2022-03-03 18:29:18,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6142 to 2967. [2022-03-03 18:29:18,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2967 states, 2955 states have (on average 1.9235194585448392) internal successors, (5684), 2966 states have internal predecessors, (5684), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:18,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 2967 states and 5684 transitions. [2022-03-03 18:29:18,849 INFO L78 Accepts]: Start accepts. Automaton has 2967 states and 5684 transitions. Word has length 172 [2022-03-03 18:29:18,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:18,849 INFO L470 AbstractCegarLoop]: Abstraction has 2967 states and 5684 transitions. [2022-03-03 18:29:18,849 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:18,849 INFO L276 IsEmpty]: Start isEmpty. Operand 2967 states and 5684 transitions. [2022-03-03 18:29:18,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:29:18,851 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:18,851 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:18,851 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166 [2022-03-03 18:29:18,851 INFO L402 AbstractCegarLoop]: === Iteration 168 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:29:18,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:18,852 INFO L85 PathProgramCache]: Analyzing trace with hash -377194689, now seen corresponding path program 84 times [2022-03-03 18:29:18,852 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:18,852 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682464026] [2022-03-03 18:29:18,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:18,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:18,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:19,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:19,265 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:19,265 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682464026] [2022-03-03 18:29:19,265 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682464026] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:19,265 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:19,265 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:29:19,265 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71284696] [2022-03-03 18:29:19,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:19,265 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:29:19,265 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:19,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:29:19,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=627, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:29:19,266 INFO L87 Difference]: Start difference. First operand 2967 states and 5684 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:22,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:22,969 INFO L93 Difference]: Finished difference Result 7244 states and 13899 transitions. [2022-03-03 18:29:22,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2022-03-03 18:29:22,970 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:29:22,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:22,979 INFO L225 Difference]: With dead ends: 7244 [2022-03-03 18:29:22,979 INFO L226 Difference]: Without dead ends: 7244 [2022-03-03 18:29:22,980 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2637 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1143, Invalid=7977, Unknown=0, NotChecked=0, Total=9120 [2022-03-03 18:29:22,980 INFO L933 BasicCegarLoop]: 473 mSDtfsCounter, 2057 mSDsluCounter, 7218 mSDsCounter, 0 mSdLazyCounter, 6035 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2057 SdHoareTripleChecker+Valid, 7684 SdHoareTripleChecker+Invalid, 6279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 6035 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:22,980 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2057 Valid, 7684 Invalid, 6279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 6035 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-03 18:29:22,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7244 states. [2022-03-03 18:29:23,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7244 to 2919. [2022-03-03 18:29:23,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2919 states, 2907 states have (on average 1.9222566219470245) internal successors, (5588), 2918 states have internal predecessors, (5588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:23,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2919 states to 2919 states and 5588 transitions. [2022-03-03 18:29:23,030 INFO L78 Accepts]: Start accepts. Automaton has 2919 states and 5588 transitions. Word has length 172 [2022-03-03 18:29:23,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:23,030 INFO L470 AbstractCegarLoop]: Abstraction has 2919 states and 5588 transitions. [2022-03-03 18:29:23,030 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:23,030 INFO L276 IsEmpty]: Start isEmpty. Operand 2919 states and 5588 transitions. [2022-03-03 18:29:23,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:29:23,032 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:23,032 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:23,032 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable167 [2022-03-03 18:29:23,032 INFO L402 AbstractCegarLoop]: === Iteration 169 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:29:23,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:23,033 INFO L85 PathProgramCache]: Analyzing trace with hash -802900511, now seen corresponding path program 85 times [2022-03-03 18:29:23,033 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:23,033 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687784462] [2022-03-03 18:29:23,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:23,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:23,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:23,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:23,481 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:23,481 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687784462] [2022-03-03 18:29:23,481 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687784462] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:23,481 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:23,481 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:29:23,481 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868246432] [2022-03-03 18:29:23,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:23,482 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:29:23,482 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:23,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:29:23,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=626, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:29:23,482 INFO L87 Difference]: Start difference. First operand 2919 states and 5588 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:27,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:27,458 INFO L93 Difference]: Finished difference Result 8058 states and 15452 transitions. [2022-03-03 18:29:27,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2022-03-03 18:29:27,458 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:29:27,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:27,466 INFO L225 Difference]: With dead ends: 8058 [2022-03-03 18:29:27,466 INFO L226 Difference]: Without dead ends: 8058 [2022-03-03 18:29:27,466 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2909 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1254, Invalid=8646, Unknown=0, NotChecked=0, Total=9900 [2022-03-03 18:29:27,467 INFO L933 BasicCegarLoop]: 536 mSDtfsCounter, 2119 mSDsluCounter, 7487 mSDsCounter, 0 mSdLazyCounter, 6358 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2119 SdHoareTripleChecker+Valid, 8016 SdHoareTripleChecker+Invalid, 6634 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 6358 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:27,467 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2119 Valid, 8016 Invalid, 6634 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 6358 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-03-03 18:29:27,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8058 states. [2022-03-03 18:29:27,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8058 to 2921. [2022-03-03 18:29:27,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2921 states, 2909 states have (on average 1.922310072189756) internal successors, (5592), 2920 states have internal predecessors, (5592), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:27,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2921 states to 2921 states and 5592 transitions. [2022-03-03 18:29:27,503 INFO L78 Accepts]: Start accepts. Automaton has 2921 states and 5592 transitions. Word has length 172 [2022-03-03 18:29:27,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:27,504 INFO L470 AbstractCegarLoop]: Abstraction has 2921 states and 5592 transitions. [2022-03-03 18:29:27,504 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:27,504 INFO L276 IsEmpty]: Start isEmpty. Operand 2921 states and 5592 transitions. [2022-03-03 18:29:27,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:29:27,505 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:27,505 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:27,505 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable168 [2022-03-03 18:29:27,505 INFO L402 AbstractCegarLoop]: === Iteration 170 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:29:27,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:27,505 INFO L85 PathProgramCache]: Analyzing trace with hash 133162181, now seen corresponding path program 86 times [2022-03-03 18:29:27,505 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:27,506 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275034740] [2022-03-03 18:29:27,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:27,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:27,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:27,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:27,866 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:27,866 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275034740] [2022-03-03 18:29:27,866 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1275034740] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:27,866 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:27,866 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:29:27,866 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736561381] [2022-03-03 18:29:27,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:27,867 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:29:27,867 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:27,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:29:27,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=534, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:29:27,867 INFO L87 Difference]: Start difference. First operand 2921 states and 5592 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:31,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:31,685 INFO L93 Difference]: Finished difference Result 8197 states and 15730 transitions. [2022-03-03 18:29:31,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2022-03-03 18:29:31,686 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:29:31,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:31,694 INFO L225 Difference]: With dead ends: 8197 [2022-03-03 18:29:31,695 INFO L226 Difference]: Without dead ends: 8197 [2022-03-03 18:29:31,695 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 95 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2685 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1249, Invalid=8063, Unknown=0, NotChecked=0, Total=9312 [2022-03-03 18:29:31,695 INFO L933 BasicCegarLoop]: 566 mSDtfsCounter, 2071 mSDsluCounter, 7222 mSDsCounter, 0 mSdLazyCounter, 6016 mSolverCounterSat, 282 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2071 SdHoareTripleChecker+Valid, 7784 SdHoareTripleChecker+Invalid, 6298 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 282 IncrementalHoareTripleChecker+Valid, 6016 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:31,695 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2071 Valid, 7784 Invalid, 6298 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [282 Valid, 6016 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-03 18:29:31,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8197 states. [2022-03-03 18:29:31,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8197 to 2911. [2022-03-03 18:29:31,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2911 states, 2899 states have (on average 1.922042083477061) internal successors, (5572), 2910 states have internal predecessors, (5572), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:31,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2911 states to 2911 states and 5572 transitions. [2022-03-03 18:29:31,734 INFO L78 Accepts]: Start accepts. Automaton has 2911 states and 5572 transitions. Word has length 172 [2022-03-03 18:29:31,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:31,734 INFO L470 AbstractCegarLoop]: Abstraction has 2911 states and 5572 transitions. [2022-03-03 18:29:31,734 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:31,734 INFO L276 IsEmpty]: Start isEmpty. Operand 2911 states and 5572 transitions. [2022-03-03 18:29:31,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:29:31,735 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:31,735 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:31,735 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable169 [2022-03-03 18:29:31,735 INFO L402 AbstractCegarLoop]: === Iteration 171 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:29:31,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:31,736 INFO L85 PathProgramCache]: Analyzing trace with hash -2099152701, now seen corresponding path program 87 times [2022-03-03 18:29:31,736 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:31,736 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529866140] [2022-03-03 18:29:31,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:31,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:31,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:32,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:32,108 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:32,108 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1529866140] [2022-03-03 18:29:32,108 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1529866140] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:32,108 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:32,108 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:29:32,108 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779427089] [2022-03-03 18:29:32,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:32,109 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:29:32,109 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:32,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:29:32,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=531, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:29:32,109 INFO L87 Difference]: Start difference. First operand 2911 states and 5572 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:35,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:35,572 INFO L93 Difference]: Finished difference Result 6429 states and 12333 transitions. [2022-03-03 18:29:35,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2022-03-03 18:29:35,572 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:29:35,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:35,578 INFO L225 Difference]: With dead ends: 6429 [2022-03-03 18:29:35,579 INFO L226 Difference]: Without dead ends: 6429 [2022-03-03 18:29:35,579 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2339 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1241, Invalid=7315, Unknown=0, NotChecked=0, Total=8556 [2022-03-03 18:29:35,579 INFO L933 BasicCegarLoop]: 503 mSDtfsCounter, 1747 mSDsluCounter, 5777 mSDsCounter, 0 mSdLazyCounter, 5082 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1747 SdHoareTripleChecker+Valid, 6275 SdHoareTripleChecker+Invalid, 5316 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 5082 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:35,579 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1747 Valid, 6275 Invalid, 5316 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 5082 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-03 18:29:35,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6429 states. [2022-03-03 18:29:35,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6429 to 2902. [2022-03-03 18:29:35,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2902 states, 2890 states have (on average 1.9217993079584774) internal successors, (5554), 2901 states have internal predecessors, (5554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:35,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2902 states to 2902 states and 5554 transitions. [2022-03-03 18:29:35,609 INFO L78 Accepts]: Start accepts. Automaton has 2902 states and 5554 transitions. Word has length 172 [2022-03-03 18:29:35,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:35,609 INFO L470 AbstractCegarLoop]: Abstraction has 2902 states and 5554 transitions. [2022-03-03 18:29:35,609 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:35,609 INFO L276 IsEmpty]: Start isEmpty. Operand 2902 states and 5554 transitions. [2022-03-03 18:29:35,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:29:35,611 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:35,611 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:35,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170 [2022-03-03 18:29:35,611 INFO L402 AbstractCegarLoop]: === Iteration 172 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:29:35,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:35,612 INFO L85 PathProgramCache]: Analyzing trace with hash -1285162141, now seen corresponding path program 88 times [2022-03-03 18:29:35,612 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:35,612 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537077429] [2022-03-03 18:29:35,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:35,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:35,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:35,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:35,975 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:35,976 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537077429] [2022-03-03 18:29:35,976 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [537077429] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:35,976 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:35,976 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:29:35,976 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827957642] [2022-03-03 18:29:35,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:35,976 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:29:35,976 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:35,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:29:35,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:29:35,976 INFO L87 Difference]: Start difference. First operand 2902 states and 5554 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:39,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:39,716 INFO L93 Difference]: Finished difference Result 6586 states and 12643 transitions. [2022-03-03 18:29:39,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2022-03-03 18:29:39,716 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:29:39,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:39,724 INFO L225 Difference]: With dead ends: 6586 [2022-03-03 18:29:39,724 INFO L226 Difference]: Without dead ends: 6586 [2022-03-03 18:29:39,724 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2767 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=1360, Invalid=8342, Unknown=0, NotChecked=0, Total=9702 [2022-03-03 18:29:39,724 INFO L933 BasicCegarLoop]: 506 mSDtfsCounter, 1911 mSDsluCounter, 6542 mSDsCounter, 0 mSdLazyCounter, 5636 mSolverCounterSat, 328 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1911 SdHoareTripleChecker+Valid, 7044 SdHoareTripleChecker+Invalid, 5964 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 328 IncrementalHoareTripleChecker+Valid, 5636 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:39,724 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1911 Valid, 7044 Invalid, 5964 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [328 Valid, 5636 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-03 18:29:39,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6586 states. [2022-03-03 18:29:39,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6586 to 2898. [2022-03-03 18:29:39,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2898 states, 2886 states have (on average 1.9216909216909217) internal successors, (5546), 2897 states have internal predecessors, (5546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:39,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2898 states to 2898 states and 5546 transitions. [2022-03-03 18:29:39,754 INFO L78 Accepts]: Start accepts. Automaton has 2898 states and 5546 transitions. Word has length 172 [2022-03-03 18:29:39,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:39,754 INFO L470 AbstractCegarLoop]: Abstraction has 2898 states and 5546 transitions. [2022-03-03 18:29:39,755 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:39,755 INFO L276 IsEmpty]: Start isEmpty. Operand 2898 states and 5546 transitions. [2022-03-03 18:29:39,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:29:39,756 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:39,756 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:39,756 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable171 [2022-03-03 18:29:39,756 INFO L402 AbstractCegarLoop]: === Iteration 173 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:29:39,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:39,757 INFO L85 PathProgramCache]: Analyzing trace with hash 1288099269, now seen corresponding path program 89 times [2022-03-03 18:29:39,757 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:39,757 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810038520] [2022-03-03 18:29:39,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:39,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:39,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:40,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:40,119 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:40,119 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810038520] [2022-03-03 18:29:40,119 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810038520] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:40,119 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:40,119 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:29:40,119 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449706552] [2022-03-03 18:29:40,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:40,119 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:29:40,119 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:40,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:29:40,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=534, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:29:40,120 INFO L87 Difference]: Start difference. First operand 2898 states and 5546 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:43,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:43,897 INFO L93 Difference]: Finished difference Result 6556 states and 12587 transitions. [2022-03-03 18:29:43,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2022-03-03 18:29:43,897 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:29:43,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:43,903 INFO L225 Difference]: With dead ends: 6556 [2022-03-03 18:29:43,903 INFO L226 Difference]: Without dead ends: 6556 [2022-03-03 18:29:43,903 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2555 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1285, Invalid=7835, Unknown=0, NotChecked=0, Total=9120 [2022-03-03 18:29:43,903 INFO L933 BasicCegarLoop]: 522 mSDtfsCounter, 1867 mSDsluCounter, 6371 mSDsCounter, 0 mSdLazyCounter, 5839 mSolverCounterSat, 278 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1867 SdHoareTripleChecker+Valid, 6887 SdHoareTripleChecker+Invalid, 6117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 278 IncrementalHoareTripleChecker+Valid, 5839 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:43,904 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1867 Valid, 6887 Invalid, 6117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [278 Valid, 5839 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-03 18:29:43,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6556 states. [2022-03-03 18:29:43,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6556 to 2839. [2022-03-03 18:29:43,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2839 states, 2827 states have (on average 1.9200565970993986) internal successors, (5428), 2838 states have internal predecessors, (5428), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:43,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2839 states to 2839 states and 5428 transitions. [2022-03-03 18:29:43,933 INFO L78 Accepts]: Start accepts. Automaton has 2839 states and 5428 transitions. Word has length 172 [2022-03-03 18:29:43,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:43,933 INFO L470 AbstractCegarLoop]: Abstraction has 2839 states and 5428 transitions. [2022-03-03 18:29:43,933 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:43,933 INFO L276 IsEmpty]: Start isEmpty. Operand 2839 states and 5428 transitions. [2022-03-03 18:29:43,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:29:43,934 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:43,934 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:43,934 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172 [2022-03-03 18:29:43,934 INFO L402 AbstractCegarLoop]: === Iteration 174 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:29:43,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:43,935 INFO L85 PathProgramCache]: Analyzing trace with hash 1935640992, now seen corresponding path program 24 times [2022-03-03 18:29:43,935 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:43,935 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444027360] [2022-03-03 18:29:43,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:43,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:43,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:44,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:44,527 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:44,527 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444027360] [2022-03-03 18:29:44,527 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444027360] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:44,527 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:44,527 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:29:44,527 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052386008] [2022-03-03 18:29:44,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:44,527 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:29:44,528 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:44,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:29:44,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=527, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:29:44,528 INFO L87 Difference]: Start difference. First operand 2839 states and 5428 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:47,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:47,045 INFO L93 Difference]: Finished difference Result 3153 states and 6010 transitions. [2022-03-03 18:29:47,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:29:47,046 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:29:47,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:47,049 INFO L225 Difference]: With dead ends: 3153 [2022-03-03 18:29:47,049 INFO L226 Difference]: Without dead ends: 3153 [2022-03-03 18:29:47,050 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1595 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1000, Invalid=4700, Unknown=0, NotChecked=0, Total=5700 [2022-03-03 18:29:47,050 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1575 mSDsluCounter, 3544 mSDsCounter, 0 mSdLazyCounter, 2576 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1575 SdHoareTripleChecker+Valid, 3879 SdHoareTripleChecker+Invalid, 2782 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 2576 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:47,050 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1575 Valid, 3879 Invalid, 2782 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 2576 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:29:47,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3153 states. [2022-03-03 18:29:47,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3153 to 2853. [2022-03-03 18:29:47,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2853 states, 2841 states have (on average 1.9204505455825414) internal successors, (5456), 2852 states have internal predecessors, (5456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:47,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2853 states to 2853 states and 5456 transitions. [2022-03-03 18:29:47,089 INFO L78 Accepts]: Start accepts. Automaton has 2853 states and 5456 transitions. Word has length 172 [2022-03-03 18:29:47,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:47,089 INFO L470 AbstractCegarLoop]: Abstraction has 2853 states and 5456 transitions. [2022-03-03 18:29:47,089 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:47,089 INFO L276 IsEmpty]: Start isEmpty. Operand 2853 states and 5456 transitions. [2022-03-03 18:29:47,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:29:47,090 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:47,090 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:47,090 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173 [2022-03-03 18:29:47,090 INFO L402 AbstractCegarLoop]: === Iteration 175 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:29:47,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:47,091 INFO L85 PathProgramCache]: Analyzing trace with hash -1300373724, now seen corresponding path program 25 times [2022-03-03 18:29:47,091 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:47,091 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949742635] [2022-03-03 18:29:47,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:47,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:47,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:47,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:47,711 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:47,711 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949742635] [2022-03-03 18:29:47,711 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [949742635] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:47,711 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:47,711 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:29:47,712 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014988357] [2022-03-03 18:29:47,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:47,712 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:29:47,712 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:47,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:29:47,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=531, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:29:47,712 INFO L87 Difference]: Start difference. First operand 2853 states and 5456 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:50,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:50,569 INFO L93 Difference]: Finished difference Result 3185 states and 6073 transitions. [2022-03-03 18:29:50,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-03 18:29:50,570 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:29:50,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:50,573 INFO L225 Difference]: With dead ends: 3185 [2022-03-03 18:29:50,573 INFO L226 Difference]: Without dead ends: 3185 [2022-03-03 18:29:50,574 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1775 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=1115, Invalid=5047, Unknown=0, NotChecked=0, Total=6162 [2022-03-03 18:29:50,574 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1540 mSDsluCounter, 3895 mSDsCounter, 0 mSdLazyCounter, 2822 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1540 SdHoareTripleChecker+Valid, 4231 SdHoareTripleChecker+Invalid, 3014 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 2822 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:50,574 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1540 Valid, 4231 Invalid, 3014 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 2822 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:29:50,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3185 states. [2022-03-03 18:29:50,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3185 to 2859. [2022-03-03 18:29:50,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2859 states, 2847 states have (on average 1.9206181945907974) internal successors, (5468), 2858 states have internal predecessors, (5468), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:50,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2859 states to 2859 states and 5468 transitions. [2022-03-03 18:29:50,597 INFO L78 Accepts]: Start accepts. Automaton has 2859 states and 5468 transitions. Word has length 172 [2022-03-03 18:29:50,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:50,597 INFO L470 AbstractCegarLoop]: Abstraction has 2859 states and 5468 transitions. [2022-03-03 18:29:50,597 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:50,597 INFO L276 IsEmpty]: Start isEmpty. Operand 2859 states and 5468 transitions. [2022-03-03 18:29:50,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:29:50,598 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:50,598 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:50,599 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable174 [2022-03-03 18:29:50,599 INFO L402 AbstractCegarLoop]: === Iteration 176 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:29:50,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:50,599 INFO L85 PathProgramCache]: Analyzing trace with hash -1513647714, now seen corresponding path program 26 times [2022-03-03 18:29:50,599 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:50,599 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375128560] [2022-03-03 18:29:50,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:50,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:50,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:51,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:51,412 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:51,412 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375128560] [2022-03-03 18:29:51,412 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375128560] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:51,412 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:51,412 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:29:51,412 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121049211] [2022-03-03 18:29:51,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:51,413 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:29:51,413 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:51,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:29:51,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:29:51,413 INFO L87 Difference]: Start difference. First operand 2859 states and 5468 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:55,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:55,295 INFO L93 Difference]: Finished difference Result 3203 states and 6108 transitions. [2022-03-03 18:29:55,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-03 18:29:55,296 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:29:55,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:55,300 INFO L225 Difference]: With dead ends: 3203 [2022-03-03 18:29:55,300 INFO L226 Difference]: Without dead ends: 3203 [2022-03-03 18:29:55,300 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1817 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=1145, Invalid=5175, Unknown=0, NotChecked=0, Total=6320 [2022-03-03 18:29:55,300 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1846 mSDsluCounter, 3459 mSDsCounter, 0 mSdLazyCounter, 2645 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1846 SdHoareTripleChecker+Valid, 3803 SdHoareTripleChecker+Invalid, 2886 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 2645 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:55,301 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1846 Valid, 3803 Invalid, 2886 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 2645 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:29:55,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3203 states. [2022-03-03 18:29:55,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3203 to 2870. [2022-03-03 18:29:55,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2870 states, 2858 states have (on average 1.920923722883135) internal successors, (5490), 2869 states have internal predecessors, (5490), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:55,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 2870 states and 5490 transitions. [2022-03-03 18:29:55,326 INFO L78 Accepts]: Start accepts. Automaton has 2870 states and 5490 transitions. Word has length 172 [2022-03-03 18:29:55,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:55,327 INFO L470 AbstractCegarLoop]: Abstraction has 2870 states and 5490 transitions. [2022-03-03 18:29:55,327 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:55,327 INFO L276 IsEmpty]: Start isEmpty. Operand 2870 states and 5490 transitions. [2022-03-03 18:29:55,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:29:55,328 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:55,329 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:55,329 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175 [2022-03-03 18:29:55,329 INFO L402 AbstractCegarLoop]: === Iteration 177 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:29:55,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:55,329 INFO L85 PathProgramCache]: Analyzing trace with hash 1250229566, now seen corresponding path program 27 times [2022-03-03 18:29:55,329 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:55,329 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078070535] [2022-03-03 18:29:55,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:55,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:55,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:55,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:55,921 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:55,921 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078070535] [2022-03-03 18:29:55,922 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1078070535] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:55,922 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:55,922 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:29:55,922 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729357009] [2022-03-03 18:29:55,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:55,922 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:29:55,922 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:55,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:29:55,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=532, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:29:55,922 INFO L87 Difference]: Start difference. First operand 2870 states and 5490 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:58,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:58,567 INFO L93 Difference]: Finished difference Result 3205 states and 6114 transitions. [2022-03-03 18:29:58,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-03 18:29:58,567 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:29:58,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:58,570 INFO L225 Difference]: With dead ends: 3205 [2022-03-03 18:29:58,570 INFO L226 Difference]: Without dead ends: 3205 [2022-03-03 18:29:58,571 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1660 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=1046, Invalid=4806, Unknown=0, NotChecked=0, Total=5852 [2022-03-03 18:29:58,571 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1644 mSDsluCounter, 3440 mSDsCounter, 0 mSdLazyCounter, 2672 mSolverCounterSat, 231 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1644 SdHoareTripleChecker+Valid, 3748 SdHoareTripleChecker+Invalid, 2903 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 231 IncrementalHoareTripleChecker+Valid, 2672 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:58,571 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1644 Valid, 3748 Invalid, 2903 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [231 Valid, 2672 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:29:58,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3205 states. [2022-03-03 18:29:58,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3205 to 2882. [2022-03-03 18:29:58,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2882 states, 2870 states have (on average 1.921254355400697) internal successors, (5514), 2881 states have internal predecessors, (5514), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:58,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2882 states to 2882 states and 5514 transitions. [2022-03-03 18:29:58,593 INFO L78 Accepts]: Start accepts. Automaton has 2882 states and 5514 transitions. Word has length 172 [2022-03-03 18:29:58,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:58,593 INFO L470 AbstractCegarLoop]: Abstraction has 2882 states and 5514 transitions. [2022-03-03 18:29:58,593 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:29:58,593 INFO L276 IsEmpty]: Start isEmpty. Operand 2882 states and 5514 transitions. [2022-03-03 18:29:58,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:29:58,594 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:58,594 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:58,594 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable176 [2022-03-03 18:29:58,594 INFO L402 AbstractCegarLoop]: === Iteration 178 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:29:58,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:58,595 INFO L85 PathProgramCache]: Analyzing trace with hash 1036955576, now seen corresponding path program 28 times [2022-03-03 18:29:58,595 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:58,595 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309682957] [2022-03-03 18:29:58,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:58,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:58,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:59,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:59,426 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:59,426 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309682957] [2022-03-03 18:29:59,426 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309682957] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:59,426 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:59,426 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:29:59,426 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947597621] [2022-03-03 18:29:59,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:59,427 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:29:59,427 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:59,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:29:59,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=535, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:29:59,427 INFO L87 Difference]: Start difference. First operand 2882 states and 5514 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:03,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:03,500 INFO L93 Difference]: Finished difference Result 3249 states and 6200 transitions. [2022-03-03 18:30:03,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-03 18:30:03,501 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:30:03,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:03,504 INFO L225 Difference]: With dead ends: 3249 [2022-03-03 18:30:03,504 INFO L226 Difference]: Without dead ends: 3249 [2022-03-03 18:30:03,505 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1823 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=1143, Invalid=5177, Unknown=0, NotChecked=0, Total=6320 [2022-03-03 18:30:03,505 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 1707 mSDsluCounter, 3616 mSDsCounter, 0 mSdLazyCounter, 2806 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1707 SdHoareTripleChecker+Valid, 3932 SdHoareTripleChecker+Invalid, 3048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 2806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:03,505 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1707 Valid, 3932 Invalid, 3048 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 2806 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:30:03,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3249 states. [2022-03-03 18:30:03,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3249 to 2876. [2022-03-03 18:30:03,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2876 states, 2864 states have (on average 1.9210893854748603) internal successors, (5502), 2875 states have internal predecessors, (5502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:03,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 2876 states and 5502 transitions. [2022-03-03 18:30:03,532 INFO L78 Accepts]: Start accepts. Automaton has 2876 states and 5502 transitions. Word has length 172 [2022-03-03 18:30:03,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:03,532 INFO L470 AbstractCegarLoop]: Abstraction has 2876 states and 5502 transitions. [2022-03-03 18:30:03,532 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:03,532 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 5502 transitions. [2022-03-03 18:30:03,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:30:03,534 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:03,534 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:03,534 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable177 [2022-03-03 18:30:03,534 INFO L402 AbstractCegarLoop]: === Iteration 179 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:30:03,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:03,534 INFO L85 PathProgramCache]: Analyzing trace with hash -1430006816, now seen corresponding path program 29 times [2022-03-03 18:30:03,534 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:03,534 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084692255] [2022-03-03 18:30:03,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:03,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:03,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:04,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:04,122 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:04,122 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084692255] [2022-03-03 18:30:04,122 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1084692255] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:04,122 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:04,122 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:30:04,122 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972438112] [2022-03-03 18:30:04,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:04,123 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:30:04,123 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:04,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:30:04,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=534, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:30:04,123 INFO L87 Difference]: Start difference. First operand 2876 states and 5502 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:06,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:06,676 INFO L93 Difference]: Finished difference Result 3253 states and 6206 transitions. [2022-03-03 18:30:06,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-03 18:30:06,676 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:30:06,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:06,680 INFO L225 Difference]: With dead ends: 3253 [2022-03-03 18:30:06,680 INFO L226 Difference]: Without dead ends: 3253 [2022-03-03 18:30:06,680 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1884 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1123, Invalid=5357, Unknown=0, NotChecked=0, Total=6480 [2022-03-03 18:30:06,680 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1655 mSDsluCounter, 3713 mSDsCounter, 0 mSdLazyCounter, 2964 mSolverCounterSat, 238 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1655 SdHoareTripleChecker+Valid, 4038 SdHoareTripleChecker+Invalid, 3202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 238 IncrementalHoareTripleChecker+Valid, 2964 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:06,680 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1655 Valid, 4038 Invalid, 3202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [238 Valid, 2964 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:30:06,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3253 states. [2022-03-03 18:30:06,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3253 to 2887. [2022-03-03 18:30:06,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2887 states, 2875 states have (on average 1.9213913043478261) internal successors, (5524), 2886 states have internal predecessors, (5524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:06,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 2887 states and 5524 transitions. [2022-03-03 18:30:06,703 INFO L78 Accepts]: Start accepts. Automaton has 2887 states and 5524 transitions. Word has length 172 [2022-03-03 18:30:06,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:06,703 INFO L470 AbstractCegarLoop]: Abstraction has 2887 states and 5524 transitions. [2022-03-03 18:30:06,703 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:06,703 INFO L276 IsEmpty]: Start isEmpty. Operand 2887 states and 5524 transitions. [2022-03-03 18:30:06,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:30:06,704 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:06,704 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:06,705 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable178 [2022-03-03 18:30:06,705 INFO L402 AbstractCegarLoop]: === Iteration 180 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:30:06,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:06,705 INFO L85 PathProgramCache]: Analyzing trace with hash 727663366, now seen corresponding path program 30 times [2022-03-03 18:30:06,705 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:06,705 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793809136] [2022-03-03 18:30:06,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:06,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:06,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:07,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:07,282 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:07,282 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793809136] [2022-03-03 18:30:07,282 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1793809136] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:07,282 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:07,282 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:30:07,282 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702504872] [2022-03-03 18:30:07,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:07,283 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:30:07,283 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:07,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:30:07,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=531, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:30:07,283 INFO L87 Difference]: Start difference. First operand 2887 states and 5524 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:09,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:09,782 INFO L93 Difference]: Finished difference Result 3231 states and 6166 transitions. [2022-03-03 18:30:09,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-03 18:30:09,783 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:30:09,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:09,786 INFO L225 Difference]: With dead ends: 3231 [2022-03-03 18:30:09,786 INFO L226 Difference]: Without dead ends: 3231 [2022-03-03 18:30:09,787 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1544 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=980, Invalid=4570, Unknown=0, NotChecked=0, Total=5550 [2022-03-03 18:30:09,787 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 1774 mSDsluCounter, 3173 mSDsCounter, 0 mSdLazyCounter, 2555 mSolverCounterSat, 228 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1774 SdHoareTripleChecker+Valid, 3464 SdHoareTripleChecker+Invalid, 2783 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 228 IncrementalHoareTripleChecker+Valid, 2555 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:09,787 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1774 Valid, 3464 Invalid, 2783 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [228 Valid, 2555 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:30:09,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3231 states. [2022-03-03 18:30:09,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3231 to 2905. [2022-03-03 18:30:09,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2905 states, 2893 states have (on average 1.9218804009678534) internal successors, (5560), 2904 states have internal predecessors, (5560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:09,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2905 states to 2905 states and 5560 transitions. [2022-03-03 18:30:09,809 INFO L78 Accepts]: Start accepts. Automaton has 2905 states and 5560 transitions. Word has length 172 [2022-03-03 18:30:09,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:09,810 INFO L470 AbstractCegarLoop]: Abstraction has 2905 states and 5560 transitions. [2022-03-03 18:30:09,810 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:09,810 INFO L276 IsEmpty]: Start isEmpty. Operand 2905 states and 5560 transitions. [2022-03-03 18:30:09,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:30:09,811 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:09,811 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:09,811 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable179 [2022-03-03 18:30:09,811 INFO L402 AbstractCegarLoop]: === Iteration 181 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:30:09,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:09,811 INFO L85 PathProgramCache]: Analyzing trace with hash 514389376, now seen corresponding path program 31 times [2022-03-03 18:30:09,811 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:09,812 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705386415] [2022-03-03 18:30:09,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:09,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:09,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:10,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:10,616 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:10,616 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705386415] [2022-03-03 18:30:10,616 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1705386415] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:10,616 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:10,616 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:30:10,616 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326093231] [2022-03-03 18:30:10,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:10,617 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:30:10,617 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:10,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:30:10,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=535, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:30:10,617 INFO L87 Difference]: Start difference. First operand 2905 states and 5560 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:14,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:14,513 INFO L93 Difference]: Finished difference Result 3275 states and 6252 transitions. [2022-03-03 18:30:14,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-03 18:30:14,514 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:30:14,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:14,517 INFO L225 Difference]: With dead ends: 3275 [2022-03-03 18:30:14,517 INFO L226 Difference]: Without dead ends: 3275 [2022-03-03 18:30:14,517 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1704 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=1065, Invalid=4941, Unknown=0, NotChecked=0, Total=6006 [2022-03-03 18:30:14,517 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 1510 mSDsluCounter, 3699 mSDsCounter, 0 mSdLazyCounter, 2780 mSolverCounterSat, 225 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1510 SdHoareTripleChecker+Valid, 3998 SdHoareTripleChecker+Invalid, 3005 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 225 IncrementalHoareTripleChecker+Valid, 2780 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:14,517 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1510 Valid, 3998 Invalid, 3005 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [225 Valid, 2780 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:30:14,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3275 states. [2022-03-03 18:30:14,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3275 to 2899. [2022-03-03 18:30:14,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2899 states, 2887 states have (on average 1.9217180464149637) internal successors, (5548), 2898 states have internal predecessors, (5548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:14,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2899 states to 2899 states and 5548 transitions. [2022-03-03 18:30:14,540 INFO L78 Accepts]: Start accepts. Automaton has 2899 states and 5548 transitions. Word has length 172 [2022-03-03 18:30:14,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:14,540 INFO L470 AbstractCegarLoop]: Abstraction has 2899 states and 5548 transitions. [2022-03-03 18:30:14,540 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:14,540 INFO L276 IsEmpty]: Start isEmpty. Operand 2899 states and 5548 transitions. [2022-03-03 18:30:14,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:30:14,541 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:14,541 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:14,541 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable180 [2022-03-03 18:30:14,541 INFO L402 AbstractCegarLoop]: === Iteration 182 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:30:14,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:14,542 INFO L85 PathProgramCache]: Analyzing trace with hash -1952573016, now seen corresponding path program 32 times [2022-03-03 18:30:14,542 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:14,542 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875551495] [2022-03-03 18:30:14,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:14,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:14,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:15,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:15,021 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:15,021 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [875551495] [2022-03-03 18:30:15,021 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [875551495] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:15,021 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:15,022 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:30:15,022 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697360670] [2022-03-03 18:30:15,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:15,022 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:30:15,022 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:15,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:30:15,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=535, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:30:15,022 INFO L87 Difference]: Start difference. First operand 2899 states and 5548 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:17,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:17,594 INFO L93 Difference]: Finished difference Result 3316 states and 6332 transitions. [2022-03-03 18:30:17,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-03 18:30:17,594 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:30:17,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:17,597 INFO L225 Difference]: With dead ends: 3316 [2022-03-03 18:30:17,598 INFO L226 Difference]: Without dead ends: 3316 [2022-03-03 18:30:17,598 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1889 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1110, Invalid=5370, Unknown=0, NotChecked=0, Total=6480 [2022-03-03 18:30:17,598 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1528 mSDsluCounter, 3989 mSDsCounter, 0 mSdLazyCounter, 3086 mSolverCounterSat, 225 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1528 SdHoareTripleChecker+Valid, 4297 SdHoareTripleChecker+Invalid, 3311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 225 IncrementalHoareTripleChecker+Valid, 3086 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:17,599 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1528 Valid, 4297 Invalid, 3311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [225 Valid, 3086 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:30:17,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3316 states. [2022-03-03 18:30:17,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3316 to 2893. [2022-03-03 18:30:17,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2893 states, 2881 states have (on average 1.9215550156195766) internal successors, (5536), 2892 states have internal predecessors, (5536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:17,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2893 states to 2893 states and 5536 transitions. [2022-03-03 18:30:17,642 INFO L78 Accepts]: Start accepts. Automaton has 2893 states and 5536 transitions. Word has length 172 [2022-03-03 18:30:17,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:17,642 INFO L470 AbstractCegarLoop]: Abstraction has 2893 states and 5536 transitions. [2022-03-03 18:30:17,642 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:17,642 INFO L276 IsEmpty]: Start isEmpty. Operand 2893 states and 5536 transitions. [2022-03-03 18:30:17,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:30:17,644 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:17,644 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:17,644 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable181 [2022-03-03 18:30:17,644 INFO L402 AbstractCegarLoop]: === Iteration 183 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:30:17,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:17,644 INFO L85 PathProgramCache]: Analyzing trace with hash -1653183616, now seen corresponding path program 33 times [2022-03-03 18:30:17,644 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:17,644 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920539100] [2022-03-03 18:30:17,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:17,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:17,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:18,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:18,068 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:18,069 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920539100] [2022-03-03 18:30:18,069 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1920539100] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:18,069 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:18,069 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:30:18,069 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571857656] [2022-03-03 18:30:18,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:18,069 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:30:18,069 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:18,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:30:18,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:30:18,070 INFO L87 Difference]: Start difference. First operand 2893 states and 5536 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:20,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:20,343 INFO L93 Difference]: Finished difference Result 3303 states and 6304 transitions. [2022-03-03 18:30:20,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-03 18:30:20,343 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:30:20,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:20,347 INFO L225 Difference]: With dead ends: 3303 [2022-03-03 18:30:20,347 INFO L226 Difference]: Without dead ends: 3303 [2022-03-03 18:30:20,347 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1886 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1094, Invalid=5386, Unknown=0, NotChecked=0, Total=6480 [2022-03-03 18:30:20,348 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 1538 mSDsluCounter, 3207 mSDsCounter, 0 mSdLazyCounter, 2440 mSolverCounterSat, 236 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1538 SdHoareTripleChecker+Valid, 3523 SdHoareTripleChecker+Invalid, 2676 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 236 IncrementalHoareTripleChecker+Valid, 2440 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:20,348 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1538 Valid, 3523 Invalid, 2676 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [236 Valid, 2440 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:30:20,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3303 states. [2022-03-03 18:30:20,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3303 to 2904. [2022-03-03 18:30:20,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2904 states, 2892 states have (on average 1.921853388658368) internal successors, (5558), 2903 states have internal predecessors, (5558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:20,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2904 states to 2904 states and 5558 transitions. [2022-03-03 18:30:20,381 INFO L78 Accepts]: Start accepts. Automaton has 2904 states and 5558 transitions. Word has length 172 [2022-03-03 18:30:20,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:20,381 INFO L470 AbstractCegarLoop]: Abstraction has 2904 states and 5558 transitions. [2022-03-03 18:30:20,381 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:20,381 INFO L276 IsEmpty]: Start isEmpty. Operand 2904 states and 5558 transitions. [2022-03-03 18:30:20,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:30:20,383 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:20,383 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:20,383 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable182 [2022-03-03 18:30:20,383 INFO L402 AbstractCegarLoop]: === Iteration 184 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:30:20,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:20,383 INFO L85 PathProgramCache]: Analyzing trace with hash -310105636, now seen corresponding path program 34 times [2022-03-03 18:30:20,383 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:20,384 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44244331] [2022-03-03 18:30:20,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:20,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:20,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:21,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:21,054 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:21,054 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44244331] [2022-03-03 18:30:21,054 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [44244331] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:21,054 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:21,054 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:30:21,054 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444046202] [2022-03-03 18:30:21,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:21,055 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:30:21,055 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:21,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:30:21,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=528, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:30:21,055 INFO L87 Difference]: Start difference. First operand 2904 states and 5558 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:23,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:23,523 INFO L93 Difference]: Finished difference Result 3604 states and 6905 transitions. [2022-03-03 18:30:23,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-03 18:30:23,524 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:30:23,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:23,527 INFO L225 Difference]: With dead ends: 3604 [2022-03-03 18:30:23,527 INFO L226 Difference]: Without dead ends: 3604 [2022-03-03 18:30:23,527 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1547 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=945, Invalid=4605, Unknown=0, NotChecked=0, Total=5550 [2022-03-03 18:30:23,528 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 1598 mSDsluCounter, 3714 mSDsCounter, 0 mSdLazyCounter, 2654 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1598 SdHoareTripleChecker+Valid, 4015 SdHoareTripleChecker+Invalid, 2803 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 2654 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:23,528 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1598 Valid, 4015 Invalid, 2803 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 2654 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:30:23,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3604 states. [2022-03-03 18:30:23,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3604 to 2946. [2022-03-03 18:30:23,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2946 states, 2934 states have (on average 1.9229720518064077) internal successors, (5642), 2945 states have internal predecessors, (5642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:23,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2946 states to 2946 states and 5642 transitions. [2022-03-03 18:30:23,551 INFO L78 Accepts]: Start accepts. Automaton has 2946 states and 5642 transitions. Word has length 172 [2022-03-03 18:30:23,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:23,551 INFO L470 AbstractCegarLoop]: Abstraction has 2946 states and 5642 transitions. [2022-03-03 18:30:23,551 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:23,551 INFO L276 IsEmpty]: Start isEmpty. Operand 2946 states and 5642 transitions. [2022-03-03 18:30:23,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:30:23,552 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:23,552 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:23,552 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable183 [2022-03-03 18:30:23,553 INFO L402 AbstractCegarLoop]: === Iteration 185 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:30:23,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:23,553 INFO L85 PathProgramCache]: Analyzing trace with hash -523379626, now seen corresponding path program 35 times [2022-03-03 18:30:23,553 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:23,553 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516104786] [2022-03-03 18:30:23,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:23,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:23,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:24,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:24,298 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:24,298 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516104786] [2022-03-03 18:30:24,298 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516104786] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:24,298 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:24,298 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:30:24,299 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012509517] [2022-03-03 18:30:24,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:24,299 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:30:24,299 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:24,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:30:24,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:30:24,299 INFO L87 Difference]: Start difference. First operand 2946 states and 5642 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:28,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:28,285 INFO L93 Difference]: Finished difference Result 3648 states and 6991 transitions. [2022-03-03 18:30:28,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-03 18:30:28,286 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:30:28,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:28,290 INFO L225 Difference]: With dead ends: 3648 [2022-03-03 18:30:28,290 INFO L226 Difference]: Without dead ends: 3648 [2022-03-03 18:30:28,290 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1711 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=1019, Invalid=4987, Unknown=0, NotChecked=0, Total=6006 [2022-03-03 18:30:28,290 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1762 mSDsluCounter, 3943 mSDsCounter, 0 mSdLazyCounter, 3171 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1762 SdHoareTripleChecker+Valid, 4252 SdHoareTripleChecker+Invalid, 3334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 3171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:28,290 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1762 Valid, 4252 Invalid, 3334 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 3171 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:30:28,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3648 states. [2022-03-03 18:30:28,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3648 to 2940. [2022-03-03 18:30:28,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2940 states, 2928 states have (on average 1.9228142076502732) internal successors, (5630), 2939 states have internal predecessors, (5630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:28,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2940 states to 2940 states and 5630 transitions. [2022-03-03 18:30:28,314 INFO L78 Accepts]: Start accepts. Automaton has 2940 states and 5630 transitions. Word has length 172 [2022-03-03 18:30:28,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:28,314 INFO L470 AbstractCegarLoop]: Abstraction has 2940 states and 5630 transitions. [2022-03-03 18:30:28,315 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:28,315 INFO L276 IsEmpty]: Start isEmpty. Operand 2940 states and 5630 transitions. [2022-03-03 18:30:28,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:30:28,316 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:28,316 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:28,316 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable184 [2022-03-03 18:30:28,316 INFO L402 AbstractCegarLoop]: === Iteration 186 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:30:28,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:28,316 INFO L85 PathProgramCache]: Analyzing trace with hash 1304625278, now seen corresponding path program 36 times [2022-03-03 18:30:28,316 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:28,316 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018597209] [2022-03-03 18:30:28,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:28,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:28,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:28,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:28,821 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:28,821 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018597209] [2022-03-03 18:30:28,821 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2018597209] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:28,821 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:28,821 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:30:28,821 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177661380] [2022-03-03 18:30:28,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:28,822 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:30:28,822 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:28,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:30:28,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=534, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:30:28,822 INFO L87 Difference]: Start difference. First operand 2940 states and 5630 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:31,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:31,393 INFO L93 Difference]: Finished difference Result 3689 states and 7071 transitions. [2022-03-03 18:30:31,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-03 18:30:31,393 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:30:31,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:31,397 INFO L225 Difference]: With dead ends: 3689 [2022-03-03 18:30:31,397 INFO L226 Difference]: Without dead ends: 3689 [2022-03-03 18:30:31,397 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1901 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1054, Invalid=5426, Unknown=0, NotChecked=0, Total=6480 [2022-03-03 18:30:31,397 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1901 mSDsluCounter, 3879 mSDsCounter, 0 mSdLazyCounter, 3185 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1901 SdHoareTripleChecker+Valid, 4197 SdHoareTripleChecker+Invalid, 3382 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 3185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:31,397 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1901 Valid, 4197 Invalid, 3382 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 3185 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:30:31,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3689 states. [2022-03-03 18:30:31,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3689 to 2934. [2022-03-03 18:30:31,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2934 states, 2922 states have (on average 1.9226557152635182) internal successors, (5618), 2933 states have internal predecessors, (5618), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:31,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2934 states to 2934 states and 5618 transitions. [2022-03-03 18:30:31,420 INFO L78 Accepts]: Start accepts. Automaton has 2934 states and 5618 transitions. Word has length 172 [2022-03-03 18:30:31,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:31,420 INFO L470 AbstractCegarLoop]: Abstraction has 2934 states and 5618 transitions. [2022-03-03 18:30:31,421 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:31,421 INFO L276 IsEmpty]: Start isEmpty. Operand 2934 states and 5618 transitions. [2022-03-03 18:30:31,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:30:31,422 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:31,422 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:31,422 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable185 [2022-03-03 18:30:31,422 INFO L402 AbstractCegarLoop]: === Iteration 187 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:30:31,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:31,422 INFO L85 PathProgramCache]: Analyzing trace with hash 1604014678, now seen corresponding path program 37 times [2022-03-03 18:30:31,422 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:31,422 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824390383] [2022-03-03 18:30:31,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:31,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:31,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:31,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:31,839 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:31,839 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824390383] [2022-03-03 18:30:31,840 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1824390383] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:31,840 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:31,840 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:30:31,840 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583114245] [2022-03-03 18:30:31,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:31,840 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:30:31,840 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:31,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:30:31,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:30:31,841 INFO L87 Difference]: Start difference. First operand 2934 states and 5618 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:34,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:34,386 INFO L93 Difference]: Finished difference Result 3733 states and 7157 transitions. [2022-03-03 18:30:34,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2022-03-03 18:30:34,386 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:30:34,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:34,390 INFO L225 Difference]: With dead ends: 3733 [2022-03-03 18:30:34,390 INFO L226 Difference]: Without dead ends: 3733 [2022-03-03 18:30:34,391 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2026 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1094, Invalid=5712, Unknown=0, NotChecked=0, Total=6806 [2022-03-03 18:30:34,391 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1636 mSDsluCounter, 3951 mSDsCounter, 0 mSdLazyCounter, 3114 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1636 SdHoareTripleChecker+Valid, 4277 SdHoareTripleChecker+Invalid, 3297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 3114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:34,391 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1636 Valid, 4277 Invalid, 3297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 3114 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:30:34,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3733 states. [2022-03-03 18:30:34,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3733 to 2928. [2022-03-03 18:30:34,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2928 states, 2916 states have (on average 1.9224965706447188) internal successors, (5606), 2927 states have internal predecessors, (5606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:34,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2928 states to 2928 states and 5606 transitions. [2022-03-03 18:30:34,415 INFO L78 Accepts]: Start accepts. Automaton has 2928 states and 5606 transitions. Word has length 172 [2022-03-03 18:30:34,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:34,415 INFO L470 AbstractCegarLoop]: Abstraction has 2928 states and 5606 transitions. [2022-03-03 18:30:34,415 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:34,415 INFO L276 IsEmpty]: Start isEmpty. Operand 2928 states and 5606 transitions. [2022-03-03 18:30:34,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:30:34,416 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:34,416 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:34,416 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable186 [2022-03-03 18:30:34,417 INFO L402 AbstractCegarLoop]: === Iteration 188 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:30:34,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:34,417 INFO L85 PathProgramCache]: Analyzing trace with hash -1379767682, now seen corresponding path program 38 times [2022-03-03 18:30:34,417 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:34,417 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752361083] [2022-03-03 18:30:34,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:34,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:34,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:34,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:34,851 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:34,851 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752361083] [2022-03-03 18:30:34,851 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752361083] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:34,851 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:34,852 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:30:34,852 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970157948] [2022-03-03 18:30:34,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:34,852 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:30:34,852 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:34,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:30:34,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=530, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:30:34,852 INFO L87 Difference]: Start difference. First operand 2928 states and 5606 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:37,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:37,563 INFO L93 Difference]: Finished difference Result 4747 states and 9105 transitions. [2022-03-03 18:30:37,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-03 18:30:37,564 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:30:37,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:37,569 INFO L225 Difference]: With dead ends: 4747 [2022-03-03 18:30:37,569 INFO L226 Difference]: Without dead ends: 4747 [2022-03-03 18:30:37,570 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2098 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1110, Invalid=5862, Unknown=0, NotChecked=0, Total=6972 [2022-03-03 18:30:37,570 INFO L933 BasicCegarLoop]: 363 mSDtfsCounter, 2230 mSDsluCounter, 4185 mSDsCounter, 0 mSdLazyCounter, 3338 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2230 SdHoareTripleChecker+Valid, 4545 SdHoareTripleChecker+Invalid, 3519 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 3338 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:37,570 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2230 Valid, 4545 Invalid, 3519 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 3338 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:30:37,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4747 states. [2022-03-03 18:30:37,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4747 to 2959. [2022-03-03 18:30:37,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2959 states, 2947 states have (on average 1.9233118425517475) internal successors, (5668), 2958 states have internal predecessors, (5668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:37,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2959 states to 2959 states and 5668 transitions. [2022-03-03 18:30:37,602 INFO L78 Accepts]: Start accepts. Automaton has 2959 states and 5668 transitions. Word has length 172 [2022-03-03 18:30:37,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:37,602 INFO L470 AbstractCegarLoop]: Abstraction has 2959 states and 5668 transitions. [2022-03-03 18:30:37,602 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:37,602 INFO L276 IsEmpty]: Start isEmpty. Operand 2959 states and 5668 transitions. [2022-03-03 18:30:37,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:30:37,603 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:37,603 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:37,603 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable187 [2022-03-03 18:30:37,603 INFO L402 AbstractCegarLoop]: === Iteration 189 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:30:37,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:37,604 INFO L85 PathProgramCache]: Analyzing trace with hash -1006923965, now seen corresponding path program 90 times [2022-03-03 18:30:37,604 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:37,604 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332173057] [2022-03-03 18:30:37,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:37,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:37,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:38,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:38,021 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:38,021 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332173057] [2022-03-03 18:30:38,021 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332173057] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:38,021 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:38,021 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:30:38,021 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715538577] [2022-03-03 18:30:38,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:38,021 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:30:38,021 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:38,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:30:38,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=534, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:30:38,022 INFO L87 Difference]: Start difference. First operand 2959 states and 5668 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:41,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:41,207 INFO L93 Difference]: Finished difference Result 5155 states and 9845 transitions. [2022-03-03 18:30:41,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-03 18:30:41,208 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:30:41,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:41,213 INFO L225 Difference]: With dead ends: 5155 [2022-03-03 18:30:41,213 INFO L226 Difference]: Without dead ends: 5155 [2022-03-03 18:30:41,213 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1894 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=887, Invalid=5755, Unknown=0, NotChecked=0, Total=6642 [2022-03-03 18:30:41,213 INFO L933 BasicCegarLoop]: 400 mSDtfsCounter, 2286 mSDsluCounter, 4739 mSDsCounter, 0 mSdLazyCounter, 4651 mSolverCounterSat, 385 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2286 SdHoareTripleChecker+Valid, 5133 SdHoareTripleChecker+Invalid, 5036 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 385 IncrementalHoareTripleChecker+Valid, 4651 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:41,213 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2286 Valid, 5133 Invalid, 5036 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [385 Valid, 4651 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:30:41,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5155 states. [2022-03-03 18:30:41,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5155 to 2839. [2022-03-03 18:30:41,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2839 states, 2827 states have (on average 1.9200565970993986) internal successors, (5428), 2838 states have internal predecessors, (5428), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:41,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2839 states to 2839 states and 5428 transitions. [2022-03-03 18:30:41,239 INFO L78 Accepts]: Start accepts. Automaton has 2839 states and 5428 transitions. Word has length 172 [2022-03-03 18:30:41,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:41,239 INFO L470 AbstractCegarLoop]: Abstraction has 2839 states and 5428 transitions. [2022-03-03 18:30:41,239 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:41,240 INFO L276 IsEmpty]: Start isEmpty. Operand 2839 states and 5428 transitions. [2022-03-03 18:30:41,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:30:41,241 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:41,241 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:41,241 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable188 [2022-03-03 18:30:41,241 INFO L402 AbstractCegarLoop]: === Iteration 190 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:30:41,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:41,241 INFO L85 PathProgramCache]: Analyzing trace with hash -1612304872, now seen corresponding path program 39 times [2022-03-03 18:30:41,241 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:41,241 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529809407] [2022-03-03 18:30:41,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:41,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:41,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:41,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:41,876 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:41,876 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529809407] [2022-03-03 18:30:41,877 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [529809407] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:41,877 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:41,877 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:30:41,877 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871840212] [2022-03-03 18:30:41,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:41,877 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:30:41,877 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:41,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:30:41,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=528, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:30:41,877 INFO L87 Difference]: Start difference. First operand 2839 states and 5428 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:44,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:44,593 INFO L93 Difference]: Finished difference Result 4535 states and 8745 transitions. [2022-03-03 18:30:44,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-03 18:30:44,593 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:30:44,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:44,598 INFO L225 Difference]: With dead ends: 4535 [2022-03-03 18:30:44,598 INFO L226 Difference]: Without dead ends: 4535 [2022-03-03 18:30:44,598 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1637 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=918, Invalid=4934, Unknown=0, NotChecked=0, Total=5852 [2022-03-03 18:30:44,598 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 1965 mSDsluCounter, 3833 mSDsCounter, 0 mSdLazyCounter, 2912 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1965 SdHoareTripleChecker+Valid, 4166 SdHoareTripleChecker+Invalid, 3073 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 2912 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:44,598 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1965 Valid, 4166 Invalid, 3073 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 2912 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:30:44,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4535 states. [2022-03-03 18:30:44,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4535 to 2847. [2022-03-03 18:30:44,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2847 states, 2835 states have (on average 1.9202821869488536) internal successors, (5444), 2846 states have internal predecessors, (5444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:44,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2847 states to 2847 states and 5444 transitions. [2022-03-03 18:30:44,622 INFO L78 Accepts]: Start accepts. Automaton has 2847 states and 5444 transitions. Word has length 172 [2022-03-03 18:30:44,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:44,623 INFO L470 AbstractCegarLoop]: Abstraction has 2847 states and 5444 transitions. [2022-03-03 18:30:44,623 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:44,623 INFO L276 IsEmpty]: Start isEmpty. Operand 2847 states and 5444 transitions. [2022-03-03 18:30:44,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:30:44,624 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:44,624 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:44,624 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable189 [2022-03-03 18:30:44,624 INFO L402 AbstractCegarLoop]: === Iteration 191 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:30:44,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:44,624 INFO L85 PathProgramCache]: Analyzing trace with hash -1825578862, now seen corresponding path program 40 times [2022-03-03 18:30:44,624 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:44,624 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394452690] [2022-03-03 18:30:44,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:44,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:44,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:45,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:45,242 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:45,242 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394452690] [2022-03-03 18:30:45,242 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [394452690] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:45,242 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:45,242 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:30:45,242 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991758767] [2022-03-03 18:30:45,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:45,242 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:30:45,242 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:45,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:30:45,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:30:45,243 INFO L87 Difference]: Start difference. First operand 2847 states and 5444 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:48,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:48,145 INFO L93 Difference]: Finished difference Result 4529 states and 8733 transitions. [2022-03-03 18:30:48,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:30:48,146 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:30:48,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:48,150 INFO L225 Difference]: With dead ends: 4529 [2022-03-03 18:30:48,150 INFO L226 Difference]: Without dead ends: 4529 [2022-03-03 18:30:48,151 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1517 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=921, Invalid=4629, Unknown=0, NotChecked=0, Total=5550 [2022-03-03 18:30:48,151 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1808 mSDsluCounter, 4412 mSDsCounter, 0 mSdLazyCounter, 3287 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1808 SdHoareTripleChecker+Valid, 4746 SdHoareTripleChecker+Invalid, 3461 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 3287 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:48,151 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1808 Valid, 4746 Invalid, 3461 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 3287 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:30:48,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4529 states. [2022-03-03 18:30:48,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4529 to 2858. [2022-03-03 18:30:48,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2858 states, 2846 states have (on average 1.9205903021784962) internal successors, (5466), 2857 states have internal predecessors, (5466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:48,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2858 states to 2858 states and 5466 transitions. [2022-03-03 18:30:48,193 INFO L78 Accepts]: Start accepts. Automaton has 2858 states and 5466 transitions. Word has length 172 [2022-03-03 18:30:48,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:48,193 INFO L470 AbstractCegarLoop]: Abstraction has 2858 states and 5466 transitions. [2022-03-03 18:30:48,193 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:48,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2858 states and 5466 transitions. [2022-03-03 18:30:48,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:30:48,194 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:48,194 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:48,195 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable190 [2022-03-03 18:30:48,195 INFO L402 AbstractCegarLoop]: === Iteration 192 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:30:48,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:48,196 INFO L85 PathProgramCache]: Analyzing trace with hash 2426042, now seen corresponding path program 41 times [2022-03-03 18:30:48,196 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:48,196 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074141461] [2022-03-03 18:30:48,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:48,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:48,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:48,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:48,680 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:48,680 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074141461] [2022-03-03 18:30:48,681 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074141461] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:48,682 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:48,682 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:30:48,682 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788892059] [2022-03-03 18:30:48,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:48,682 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:30:48,682 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:48,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:30:48,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=534, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:30:48,683 INFO L87 Difference]: Start difference. First operand 2858 states and 5466 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:51,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:51,728 INFO L93 Difference]: Finished difference Result 4620 states and 8911 transitions. [2022-03-03 18:30:51,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2022-03-03 18:30:51,728 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:30:51,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:51,733 INFO L225 Difference]: With dead ends: 4620 [2022-03-03 18:30:51,733 INFO L226 Difference]: Without dead ends: 4620 [2022-03-03 18:30:51,734 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1999 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1008, Invalid=5798, Unknown=0, NotChecked=0, Total=6806 [2022-03-03 18:30:51,734 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1668 mSDsluCounter, 5035 mSDsCounter, 0 mSdLazyCounter, 4146 mSolverCounterSat, 188 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1668 SdHoareTripleChecker+Valid, 5385 SdHoareTripleChecker+Invalid, 4334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 188 IncrementalHoareTripleChecker+Valid, 4146 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:51,734 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1668 Valid, 5385 Invalid, 4334 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [188 Valid, 4146 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:30:51,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4620 states. [2022-03-03 18:30:51,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4620 to 2869. [2022-03-03 18:30:51,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2869 states, 2857 states have (on average 1.92089604480224) internal successors, (5488), 2868 states have internal predecessors, (5488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:51,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 2869 states and 5488 transitions. [2022-03-03 18:30:51,765 INFO L78 Accepts]: Start accepts. Automaton has 2869 states and 5488 transitions. Word has length 172 [2022-03-03 18:30:51,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:51,765 INFO L470 AbstractCegarLoop]: Abstraction has 2869 states and 5488 transitions. [2022-03-03 18:30:51,765 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:51,765 INFO L276 IsEmpty]: Start isEmpty. Operand 2869 states and 5488 transitions. [2022-03-03 18:30:51,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:30:51,767 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:51,767 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:51,767 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable191 [2022-03-03 18:30:51,767 INFO L402 AbstractCegarLoop]: === Iteration 193 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:30:51,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:51,767 INFO L85 PathProgramCache]: Analyzing trace with hash 301815442, now seen corresponding path program 42 times [2022-03-03 18:30:51,768 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:51,768 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281913859] [2022-03-03 18:30:51,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:51,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:51,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:52,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:52,237 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:52,237 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281913859] [2022-03-03 18:30:52,237 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281913859] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:52,237 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:52,237 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:30:52,237 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880799989] [2022-03-03 18:30:52,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:52,238 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:30:52,238 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:52,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:30:52,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:30:52,238 INFO L87 Difference]: Start difference. First operand 2869 states and 5488 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:54,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:54,965 INFO L93 Difference]: Finished difference Result 4664 states and 8997 transitions. [2022-03-03 18:30:54,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-03 18:30:54,966 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:30:54,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:54,971 INFO L225 Difference]: With dead ends: 4664 [2022-03-03 18:30:54,971 INFO L226 Difference]: Without dead ends: 4664 [2022-03-03 18:30:54,971 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2131 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1039, Invalid=6101, Unknown=0, NotChecked=0, Total=7140 [2022-03-03 18:30:54,972 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 1854 mSDsluCounter, 4531 mSDsCounter, 0 mSdLazyCounter, 3604 mSolverCounterSat, 246 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1854 SdHoareTripleChecker+Valid, 4889 SdHoareTripleChecker+Invalid, 3850 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 246 IncrementalHoareTripleChecker+Valid, 3604 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:54,972 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1854 Valid, 4889 Invalid, 3850 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [246 Valid, 3604 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:30:54,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4664 states. [2022-03-03 18:30:54,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4664 to 2880. [2022-03-03 18:30:54,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2880 states, 2868 states have (on average 1.9211994421199443) internal successors, (5510), 2879 states have internal predecessors, (5510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:54,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2880 states to 2880 states and 5510 transitions. [2022-03-03 18:30:54,999 INFO L78 Accepts]: Start accepts. Automaton has 2880 states and 5510 transitions. Word has length 172 [2022-03-03 18:30:54,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:54,999 INFO L470 AbstractCegarLoop]: Abstraction has 2880 states and 5510 transitions. [2022-03-03 18:30:54,999 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:54,999 INFO L276 IsEmpty]: Start isEmpty. Operand 2880 states and 5510 transitions. [2022-03-03 18:30:55,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:30:55,000 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:55,000 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:55,000 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable192 [2022-03-03 18:30:55,000 INFO L402 AbstractCegarLoop]: === Iteration 194 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:30:55,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:55,001 INFO L85 PathProgramCache]: Analyzing trace with hash 1613000378, now seen corresponding path program 43 times [2022-03-03 18:30:55,001 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:55,001 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992333643] [2022-03-03 18:30:55,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:55,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:55,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:55,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:55,416 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:55,416 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992333643] [2022-03-03 18:30:55,416 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992333643] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:55,416 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:55,416 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:30:55,416 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100768094] [2022-03-03 18:30:55,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:55,416 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:30:55,416 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:55,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:30:55,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=623, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:30:55,417 INFO L87 Difference]: Start difference. First operand 2880 states and 5510 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:58,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:58,017 INFO L93 Difference]: Finished difference Result 5020 states and 9669 transitions. [2022-03-03 18:30:58,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2022-03-03 18:30:58,017 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:30:58,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:58,023 INFO L225 Difference]: With dead ends: 5020 [2022-03-03 18:30:58,023 INFO L226 Difference]: Without dead ends: 5020 [2022-03-03 18:30:58,024 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1824 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=781, Invalid=6025, Unknown=0, NotChecked=0, Total=6806 [2022-03-03 18:30:58,024 INFO L933 BasicCegarLoop]: 395 mSDtfsCounter, 1616 mSDsluCounter, 5425 mSDsCounter, 0 mSdLazyCounter, 4427 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1616 SdHoareTripleChecker+Valid, 5815 SdHoareTripleChecker+Invalid, 4538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 4427 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:58,024 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1616 Valid, 5815 Invalid, 4538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 4427 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:30:58,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5020 states. [2022-03-03 18:30:58,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5020 to 2911. [2022-03-03 18:30:58,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2911 states, 2899 states have (on average 1.922042083477061) internal successors, (5572), 2910 states have internal predecessors, (5572), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:58,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2911 states to 2911 states and 5572 transitions. [2022-03-03 18:30:58,071 INFO L78 Accepts]: Start accepts. Automaton has 2911 states and 5572 transitions. Word has length 172 [2022-03-03 18:30:58,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:58,071 INFO L470 AbstractCegarLoop]: Abstraction has 2911 states and 5572 transitions. [2022-03-03 18:30:58,071 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:30:58,071 INFO L276 IsEmpty]: Start isEmpty. Operand 2911 states and 5572 transitions. [2022-03-03 18:30:58,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:30:58,072 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:58,072 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:58,072 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable193 [2022-03-03 18:30:58,072 INFO L402 AbstractCegarLoop]: === Iteration 195 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:30:58,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:58,073 INFO L85 PathProgramCache]: Analyzing trace with hash 1985844095, now seen corresponding path program 91 times [2022-03-03 18:30:58,073 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:58,073 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738933327] [2022-03-03 18:30:58,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:58,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:58,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:58,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:58,427 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:58,427 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1738933327] [2022-03-03 18:30:58,427 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1738933327] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:58,427 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:58,428 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:30:58,428 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392805749] [2022-03-03 18:30:58,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:58,428 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:30:58,428 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:58,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:30:58,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:30:58,428 INFO L87 Difference]: Start difference. First operand 2911 states and 5572 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:01,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:01,288 INFO L93 Difference]: Finished difference Result 5391 states and 10336 transitions. [2022-03-03 18:31:01,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-03 18:31:01,289 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:31:01,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:01,294 INFO L225 Difference]: With dead ends: 5391 [2022-03-03 18:31:01,295 INFO L226 Difference]: Without dead ends: 5391 [2022-03-03 18:31:01,295 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1656 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=858, Invalid=5622, Unknown=0, NotChecked=0, Total=6480 [2022-03-03 18:31:01,295 INFO L933 BasicCegarLoop]: 452 mSDtfsCounter, 1908 mSDsluCounter, 5398 mSDsCounter, 0 mSdLazyCounter, 4676 mSolverCounterSat, 225 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1908 SdHoareTripleChecker+Valid, 5846 SdHoareTripleChecker+Invalid, 4901 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 225 IncrementalHoareTripleChecker+Valid, 4676 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:01,295 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1908 Valid, 5846 Invalid, 4901 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [225 Valid, 4676 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:31:01,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5391 states. [2022-03-03 18:31:01,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5391 to 2749. [2022-03-03 18:31:01,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2749 states, 2737 states have (on average 1.917427840701498) internal successors, (5248), 2748 states have internal predecessors, (5248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:01,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2749 states to 2749 states and 5248 transitions. [2022-03-03 18:31:01,324 INFO L78 Accepts]: Start accepts. Automaton has 2749 states and 5248 transitions. Word has length 172 [2022-03-03 18:31:01,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:01,324 INFO L470 AbstractCegarLoop]: Abstraction has 2749 states and 5248 transitions. [2022-03-03 18:31:01,324 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:01,324 INFO L276 IsEmpty]: Start isEmpty. Operand 2749 states and 5248 transitions. [2022-03-03 18:31:01,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:31:01,326 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:01,326 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:01,326 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable194 [2022-03-03 18:31:01,326 INFO L402 AbstractCegarLoop]: === Iteration 196 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:31:01,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:01,326 INFO L85 PathProgramCache]: Analyzing trace with hash -1143714724, now seen corresponding path program 44 times [2022-03-03 18:31:01,326 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:01,326 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134410639] [2022-03-03 18:31:01,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:01,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:01,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:01,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:01,721 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:01,721 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134410639] [2022-03-03 18:31:01,722 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [134410639] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:01,722 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:01,722 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:31:01,722 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718185823] [2022-03-03 18:31:01,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:01,722 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:31:01,722 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:01,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:31:01,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=529, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:31:01,722 INFO L87 Difference]: Start difference. First operand 2749 states and 5248 transitions. Second operand has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:03,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:03,804 INFO L93 Difference]: Finished difference Result 5081 states and 9729 transitions. [2022-03-03 18:31:03,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-03-03 18:31:03,804 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:31:03,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:03,809 INFO L225 Difference]: With dead ends: 5081 [2022-03-03 18:31:03,809 INFO L226 Difference]: Without dead ends: 5081 [2022-03-03 18:31:03,810 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1855 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=802, Invalid=6004, Unknown=0, NotChecked=0, Total=6806 [2022-03-03 18:31:03,810 INFO L933 BasicCegarLoop]: 441 mSDtfsCounter, 1661 mSDsluCounter, 4565 mSDsCounter, 0 mSdLazyCounter, 2929 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1661 SdHoareTripleChecker+Valid, 5003 SdHoareTripleChecker+Invalid, 3033 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 2929 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:03,810 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1661 Valid, 5003 Invalid, 3033 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 2929 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:31:03,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5081 states. [2022-03-03 18:31:03,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5081 to 2676. [2022-03-03 18:31:03,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2676 states, 2666 states have (on average 1.915603900975244) internal successors, (5107), 2675 states have internal predecessors, (5107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:03,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2676 states to 2676 states and 5107 transitions. [2022-03-03 18:31:03,837 INFO L78 Accepts]: Start accepts. Automaton has 2676 states and 5107 transitions. Word has length 172 [2022-03-03 18:31:03,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:03,837 INFO L470 AbstractCegarLoop]: Abstraction has 2676 states and 5107 transitions. [2022-03-03 18:31:03,837 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.166666666666667) internal successors, (172), 25 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:03,837 INFO L276 IsEmpty]: Start isEmpty. Operand 2676 states and 5107 transitions. [2022-03-03 18:31:03,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:31:03,838 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:03,838 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:03,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable195 [2022-03-03 18:31:03,847 INFO L402 AbstractCegarLoop]: === Iteration 197 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:31:03,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:03,848 INFO L85 PathProgramCache]: Analyzing trace with hash -770871007, now seen corresponding path program 92 times [2022-03-03 18:31:03,848 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:03,848 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749425972] [2022-03-03 18:31:03,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:03,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:03,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:04,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:04,246 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:04,247 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749425972] [2022-03-03 18:31:04,247 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1749425972] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:04,247 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:04,247 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:31:04,247 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67083943] [2022-03-03 18:31:04,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:04,247 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:31:04,247 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:04,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:31:04,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=627, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:31:04,248 INFO L87 Difference]: Start difference. First operand 2676 states and 5107 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:07,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:07,441 INFO L93 Difference]: Finished difference Result 6145 states and 11724 transitions. [2022-03-03 18:31:07,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2022-03-03 18:31:07,441 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:31:07,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:07,448 INFO L225 Difference]: With dead ends: 6145 [2022-03-03 18:31:07,448 INFO L226 Difference]: Without dead ends: 6145 [2022-03-03 18:31:07,448 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2215 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=990, Invalid=7020, Unknown=0, NotChecked=0, Total=8010 [2022-03-03 18:31:07,449 INFO L933 BasicCegarLoop]: 472 mSDtfsCounter, 1792 mSDsluCounter, 6092 mSDsCounter, 0 mSdLazyCounter, 5119 mSolverCounterSat, 215 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1792 SdHoareTripleChecker+Valid, 6558 SdHoareTripleChecker+Invalid, 5334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 215 IncrementalHoareTripleChecker+Valid, 5119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:07,449 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1792 Valid, 6558 Invalid, 5334 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [215 Valid, 5119 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:31:07,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6145 states. [2022-03-03 18:31:07,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6145 to 2568. [2022-03-03 18:31:07,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2568 states, 2558 states have (on average 1.912040656763096) internal successors, (4891), 2567 states have internal predecessors, (4891), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:07,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2568 states to 2568 states and 4891 transitions. [2022-03-03 18:31:07,480 INFO L78 Accepts]: Start accepts. Automaton has 2568 states and 4891 transitions. Word has length 172 [2022-03-03 18:31:07,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:07,480 INFO L470 AbstractCegarLoop]: Abstraction has 2568 states and 4891 transitions. [2022-03-03 18:31:07,480 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:07,481 INFO L276 IsEmpty]: Start isEmpty. Operand 2568 states and 4891 transitions. [2022-03-03 18:31:07,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:31:07,481 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:07,482 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:07,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable196 [2022-03-03 18:31:07,482 INFO L402 AbstractCegarLoop]: === Iteration 198 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:31:07,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:07,482 INFO L85 PathProgramCache]: Analyzing trace with hash -1196576829, now seen corresponding path program 93 times [2022-03-03 18:31:07,482 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:07,482 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641647962] [2022-03-03 18:31:07,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:07,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:07,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:07,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:07,908 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:07,908 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641647962] [2022-03-03 18:31:07,908 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [641647962] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:07,908 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:07,908 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:31:07,908 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634755280] [2022-03-03 18:31:07,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:07,908 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:31:07,908 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:07,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:31:07,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=626, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:31:07,909 INFO L87 Difference]: Start difference. First operand 2568 states and 4891 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:11,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:11,497 INFO L93 Difference]: Finished difference Result 5501 states and 10500 transitions. [2022-03-03 18:31:11,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2022-03-03 18:31:11,498 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:31:11,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:11,503 INFO L225 Difference]: With dead ends: 5501 [2022-03-03 18:31:11,504 INFO L226 Difference]: Without dead ends: 5501 [2022-03-03 18:31:11,504 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2103 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1007, Invalid=6825, Unknown=0, NotChecked=0, Total=7832 [2022-03-03 18:31:11,504 INFO L933 BasicCegarLoop]: 485 mSDtfsCounter, 1776 mSDsluCounter, 6790 mSDsCounter, 0 mSdLazyCounter, 6167 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1776 SdHoareTripleChecker+Valid, 7268 SdHoareTripleChecker+Invalid, 6385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 6167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:11,504 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1776 Valid, 7268 Invalid, 6385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 6167 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-03 18:31:11,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5501 states. [2022-03-03 18:31:11,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5501 to 2562. [2022-03-03 18:31:11,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2562 states, 2552 states have (on average 1.911833855799373) internal successors, (4879), 2561 states have internal predecessors, (4879), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:11,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2562 states to 2562 states and 4879 transitions. [2022-03-03 18:31:11,530 INFO L78 Accepts]: Start accepts. Automaton has 2562 states and 4879 transitions. Word has length 172 [2022-03-03 18:31:11,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:11,531 INFO L470 AbstractCegarLoop]: Abstraction has 2562 states and 4879 transitions. [2022-03-03 18:31:11,531 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:11,531 INFO L276 IsEmpty]: Start isEmpty. Operand 2562 states and 4879 transitions. [2022-03-03 18:31:11,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-03-03 18:31:11,532 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:11,532 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:11,532 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197 [2022-03-03 18:31:11,532 INFO L402 AbstractCegarLoop]: === Iteration 199 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:31:11,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:11,532 INFO L85 PathProgramCache]: Analyzing trace with hash -260514137, now seen corresponding path program 94 times [2022-03-03 18:31:11,532 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:11,532 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940687101] [2022-03-03 18:31:11,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:11,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:11,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:11,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:11,954 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:11,954 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [940687101] [2022-03-03 18:31:11,954 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [940687101] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:11,954 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:11,954 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-03-03 18:31:11,954 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057338707] [2022-03-03 18:31:11,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:11,954 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-03 18:31:11,954 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:11,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-03 18:31:11,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=628, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:31:11,955 INFO L87 Difference]: Start difference. First operand 2562 states and 4879 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:16,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:16,110 INFO L93 Difference]: Finished difference Result 5465 states and 10428 transitions. [2022-03-03 18:31:16,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2022-03-03 18:31:16,110 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-03-03 18:31:16,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:16,116 INFO L225 Difference]: With dead ends: 5465 [2022-03-03 18:31:16,116 INFO L226 Difference]: Without dead ends: 5465 [2022-03-03 18:31:16,116 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2236 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1036, Invalid=7154, Unknown=0, NotChecked=0, Total=8190 [2022-03-03 18:31:16,116 INFO L933 BasicCegarLoop]: 503 mSDtfsCounter, 1613 mSDsluCounter, 8011 mSDsCounter, 0 mSdLazyCounter, 7561 mSolverCounterSat, 239 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1613 SdHoareTripleChecker+Valid, 8506 SdHoareTripleChecker+Invalid, 7800 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 239 IncrementalHoareTripleChecker+Valid, 7561 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:16,116 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1613 Valid, 8506 Invalid, 7800 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [239 Valid, 7561 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-03-03 18:31:16,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5465 states. [2022-03-03 18:31:16,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5465 to 2349. [2022-03-03 18:31:16,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2349 states, 2340 states have (on average 1.902991452991453) internal successors, (4453), 2348 states have internal predecessors, (4453), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:16,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2349 states to 2349 states and 4453 transitions. [2022-03-03 18:31:16,142 INFO L78 Accepts]: Start accepts. Automaton has 2349 states and 4453 transitions. Word has length 172 [2022-03-03 18:31:16,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:16,143 INFO L470 AbstractCegarLoop]: Abstraction has 2349 states and 4453 transitions. [2022-03-03 18:31:16,143 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:16,143 INFO L276 IsEmpty]: Start isEmpty. Operand 2349 states and 4453 transitions. [2022-03-03 18:31:16,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:31:16,144 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:16,144 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:16,144 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable198 [2022-03-03 18:31:16,144 INFO L402 AbstractCegarLoop]: === Iteration 200 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:31:16,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:16,144 INFO L85 PathProgramCache]: Analyzing trace with hash 1730185453, now seen corresponding path program 1 times [2022-03-03 18:31:16,145 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:16,145 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047100169] [2022-03-03 18:31:16,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:16,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:16,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:16,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:16,684 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:16,684 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047100169] [2022-03-03 18:31:16,684 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047100169] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:16,684 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:16,684 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:31:16,684 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399003134] [2022-03-03 18:31:16,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:16,685 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:31:16,685 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:16,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:31:16,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=528, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:31:16,685 INFO L87 Difference]: Start difference. First operand 2349 states and 4453 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:18,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:18,379 INFO L93 Difference]: Finished difference Result 4388 states and 8485 transitions. [2022-03-03 18:31:18,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-03 18:31:18,379 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:31:18,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:18,384 INFO L225 Difference]: With dead ends: 4388 [2022-03-03 18:31:18,384 INFO L226 Difference]: Without dead ends: 4388 [2022-03-03 18:31:18,384 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 548 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=534, Invalid=2328, Unknown=0, NotChecked=0, Total=2862 [2022-03-03 18:31:18,384 INFO L933 BasicCegarLoop]: 225 mSDtfsCounter, 1647 mSDsluCounter, 2764 mSDsCounter, 0 mSdLazyCounter, 2280 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1647 SdHoareTripleChecker+Valid, 2985 SdHoareTripleChecker+Invalid, 2428 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 2280 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:18,384 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1647 Valid, 2985 Invalid, 2428 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 2280 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:31:18,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4388 states. [2022-03-03 18:31:18,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4388 to 2488. [2022-03-03 18:31:18,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2488 states, 2479 states have (on average 1.9084308188785801) internal successors, (4731), 2487 states have internal predecessors, (4731), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:18,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2488 states to 2488 states and 4731 transitions. [2022-03-03 18:31:18,408 INFO L78 Accepts]: Start accepts. Automaton has 2488 states and 4731 transitions. Word has length 180 [2022-03-03 18:31:18,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:18,408 INFO L470 AbstractCegarLoop]: Abstraction has 2488 states and 4731 transitions. [2022-03-03 18:31:18,408 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:18,408 INFO L276 IsEmpty]: Start isEmpty. Operand 2488 states and 4731 transitions. [2022-03-03 18:31:18,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:31:18,410 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:18,410 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:18,410 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable199 [2022-03-03 18:31:18,410 INFO L402 AbstractCegarLoop]: === Iteration 201 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:31:18,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:18,410 INFO L85 PathProgramCache]: Analyzing trace with hash 846828911, now seen corresponding path program 2 times [2022-03-03 18:31:18,410 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:18,410 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133638648] [2022-03-03 18:31:18,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:18,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:18,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:19,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:19,001 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:19,001 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133638648] [2022-03-03 18:31:19,001 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2133638648] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:19,001 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:19,001 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:31:19,001 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702439964] [2022-03-03 18:31:19,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:19,001 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:31:19,001 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:19,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:31:19,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:31:19,002 INFO L87 Difference]: Start difference. First operand 2488 states and 4731 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:21,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:21,520 INFO L93 Difference]: Finished difference Result 4601 states and 8873 transitions. [2022-03-03 18:31:21,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-03 18:31:21,520 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:31:21,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:21,525 INFO L225 Difference]: With dead ends: 4601 [2022-03-03 18:31:21,525 INFO L226 Difference]: Without dead ends: 4601 [2022-03-03 18:31:21,525 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1006 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=795, Invalid=3365, Unknown=0, NotChecked=0, Total=4160 [2022-03-03 18:31:21,526 INFO L933 BasicCegarLoop]: 225 mSDtfsCounter, 1951 mSDsluCounter, 3378 mSDsCounter, 0 mSdLazyCounter, 2743 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1951 SdHoareTripleChecker+Valid, 3599 SdHoareTripleChecker+Invalid, 2962 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 2743 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:21,526 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1951 Valid, 3599 Invalid, 2962 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 2743 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:31:21,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4601 states. [2022-03-03 18:31:21,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4601 to 2515. [2022-03-03 18:31:21,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2515 states, 2506 states have (on average 1.909417398244214) internal successors, (4785), 2514 states have internal predecessors, (4785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:21,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2515 states to 2515 states and 4785 transitions. [2022-03-03 18:31:21,550 INFO L78 Accepts]: Start accepts. Automaton has 2515 states and 4785 transitions. Word has length 180 [2022-03-03 18:31:21,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:21,550 INFO L470 AbstractCegarLoop]: Abstraction has 2515 states and 4785 transitions. [2022-03-03 18:31:21,550 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:21,550 INFO L276 IsEmpty]: Start isEmpty. Operand 2515 states and 4785 transitions. [2022-03-03 18:31:21,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:31:21,551 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:21,551 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:21,552 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable200 [2022-03-03 18:31:21,552 INFO L402 AbstractCegarLoop]: === Iteration 202 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:31:21,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:21,552 INFO L85 PathProgramCache]: Analyzing trace with hash 1421064685, now seen corresponding path program 3 times [2022-03-03 18:31:21,552 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:21,552 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096985802] [2022-03-03 18:31:21,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:21,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:21,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:22,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:22,151 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:22,151 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096985802] [2022-03-03 18:31:22,151 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096985802] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:22,151 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:22,152 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:31:22,152 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015460173] [2022-03-03 18:31:22,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:22,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:31:22,152 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:22,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:31:22,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=534, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:31:22,152 INFO L87 Difference]: Start difference. First operand 2515 states and 4785 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:24,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:24,127 INFO L93 Difference]: Finished difference Result 4497 states and 8697 transitions. [2022-03-03 18:31:24,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:31:24,127 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:31:24,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:24,132 INFO L225 Difference]: With dead ends: 4497 [2022-03-03 18:31:24,132 INFO L226 Difference]: Without dead ends: 4497 [2022-03-03 18:31:24,133 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 704 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=628, Invalid=2794, Unknown=0, NotChecked=0, Total=3422 [2022-03-03 18:31:24,133 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 1449 mSDsluCounter, 3783 mSDsCounter, 0 mSdLazyCounter, 3018 mSolverCounterSat, 167 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1449 SdHoareTripleChecker+Valid, 4020 SdHoareTripleChecker+Invalid, 3185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 167 IncrementalHoareTripleChecker+Valid, 3018 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:24,133 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1449 Valid, 4020 Invalid, 3185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [167 Valid, 3018 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:31:24,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4497 states. [2022-03-03 18:31:24,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4497 to 2522. [2022-03-03 18:31:24,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2522 states, 2513 states have (on average 1.9096697174691604) internal successors, (4799), 2521 states have internal predecessors, (4799), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:24,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2522 states to 2522 states and 4799 transitions. [2022-03-03 18:31:24,174 INFO L78 Accepts]: Start accepts. Automaton has 2522 states and 4799 transitions. Word has length 180 [2022-03-03 18:31:24,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:24,174 INFO L470 AbstractCegarLoop]: Abstraction has 2522 states and 4799 transitions. [2022-03-03 18:31:24,174 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:24,174 INFO L276 IsEmpty]: Start isEmpty. Operand 2522 states and 4799 transitions. [2022-03-03 18:31:24,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:31:24,175 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:24,175 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:24,175 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable201 [2022-03-03 18:31:24,175 INFO L402 AbstractCegarLoop]: === Iteration 203 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:31:24,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:24,176 INFO L85 PathProgramCache]: Analyzing trace with hash -1153474253, now seen corresponding path program 4 times [2022-03-03 18:31:24,176 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:24,176 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454544966] [2022-03-03 18:31:24,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:24,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:24,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:24,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:24,653 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:24,653 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454544966] [2022-03-03 18:31:24,653 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [454544966] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:24,653 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:24,653 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:31:24,653 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793786377] [2022-03-03 18:31:24,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:24,653 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:31:24,654 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:24,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:31:24,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:31:24,654 INFO L87 Difference]: Start difference. First operand 2522 states and 4799 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:26,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:26,599 INFO L93 Difference]: Finished difference Result 4531 states and 8763 transitions. [2022-03-03 18:31:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-03 18:31:26,599 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:31:26,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:26,604 INFO L225 Difference]: With dead ends: 4531 [2022-03-03 18:31:26,604 INFO L226 Difference]: Without dead ends: 4531 [2022-03-03 18:31:26,604 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 774 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=672, Invalid=2988, Unknown=0, NotChecked=0, Total=3660 [2022-03-03 18:31:26,604 INFO L933 BasicCegarLoop]: 249 mSDtfsCounter, 1567 mSDsluCounter, 3388 mSDsCounter, 0 mSdLazyCounter, 2801 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1567 SdHoareTripleChecker+Valid, 3633 SdHoareTripleChecker+Invalid, 2991 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 2801 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:26,604 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1567 Valid, 3633 Invalid, 2991 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 2801 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:31:26,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4531 states. [2022-03-03 18:31:26,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4531 to 2529. [2022-03-03 18:31:26,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2529 states, 2520 states have (on average 1.909920634920635) internal successors, (4813), 2528 states have internal predecessors, (4813), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:26,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2529 states to 2529 states and 4813 transitions. [2022-03-03 18:31:26,629 INFO L78 Accepts]: Start accepts. Automaton has 2529 states and 4813 transitions. Word has length 180 [2022-03-03 18:31:26,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:26,630 INFO L470 AbstractCegarLoop]: Abstraction has 2529 states and 4813 transitions. [2022-03-03 18:31:26,630 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:26,630 INFO L276 IsEmpty]: Start isEmpty. Operand 2529 states and 4813 transitions. [2022-03-03 18:31:26,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:31:26,631 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:26,631 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:26,631 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable202 [2022-03-03 18:31:26,631 INFO L402 AbstractCegarLoop]: === Iteration 204 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:31:26,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:26,631 INFO L85 PathProgramCache]: Analyzing trace with hash 1942093131, now seen corresponding path program 5 times [2022-03-03 18:31:26,631 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:26,632 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814613041] [2022-03-03 18:31:26,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:26,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:26,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:27,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:27,170 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:27,170 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814613041] [2022-03-03 18:31:27,170 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [814613041] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:27,170 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:27,171 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:31:27,171 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799124880] [2022-03-03 18:31:27,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:27,171 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:31:27,171 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:27,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:31:27,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=525, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:31:27,171 INFO L87 Difference]: Start difference. First operand 2529 states and 4813 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:28,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:28,639 INFO L93 Difference]: Finished difference Result 5042 states and 9711 transitions. [2022-03-03 18:31:28,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-03-03 18:31:28,640 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:31:28,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:28,646 INFO L225 Difference]: With dead ends: 5042 [2022-03-03 18:31:28,646 INFO L226 Difference]: Without dead ends: 5042 [2022-03-03 18:31:28,646 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 571 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=485, Invalid=2377, Unknown=0, NotChecked=0, Total=2862 [2022-03-03 18:31:28,646 INFO L933 BasicCegarLoop]: 249 mSDtfsCounter, 1405 mSDsluCounter, 2122 mSDsCounter, 0 mSdLazyCounter, 1788 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1405 SdHoareTripleChecker+Valid, 2367 SdHoareTripleChecker+Invalid, 1936 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 1788 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:28,646 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1405 Valid, 2367 Invalid, 1936 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 1788 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:31:28,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5042 states. [2022-03-03 18:31:28,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5042 to 2599. [2022-03-03 18:31:28,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2599 states, 2590 states have (on average 1.9123552123552123) internal successors, (4953), 2598 states have internal predecessors, (4953), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:28,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2599 states to 2599 states and 4953 transitions. [2022-03-03 18:31:28,676 INFO L78 Accepts]: Start accepts. Automaton has 2599 states and 4953 transitions. Word has length 180 [2022-03-03 18:31:28,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:28,676 INFO L470 AbstractCegarLoop]: Abstraction has 2599 states and 4953 transitions. [2022-03-03 18:31:28,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:28,676 INFO L276 IsEmpty]: Start isEmpty. Operand 2599 states and 4953 transitions. [2022-03-03 18:31:28,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:31:28,677 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:28,678 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:28,678 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable203 [2022-03-03 18:31:28,678 INFO L402 AbstractCegarLoop]: === Iteration 205 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:31:28,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:28,678 INFO L85 PathProgramCache]: Analyzing trace with hash -1155238615, now seen corresponding path program 6 times [2022-03-03 18:31:28,678 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:28,678 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483887865] [2022-03-03 18:31:28,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:28,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:28,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:29,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:29,215 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:29,215 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483887865] [2022-03-03 18:31:29,215 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [483887865] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:29,215 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:29,215 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:31:29,215 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236437977] [2022-03-03 18:31:29,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:29,216 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:31:29,216 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:29,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:31:29,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=526, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:31:29,216 INFO L87 Difference]: Start difference. First operand 2599 states and 4953 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:31,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:31,169 INFO L93 Difference]: Finished difference Result 5144 states and 9913 transitions. [2022-03-03 18:31:31,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-03 18:31:31,169 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:31:31,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:31,174 INFO L225 Difference]: With dead ends: 5144 [2022-03-03 18:31:31,174 INFO L226 Difference]: Without dead ends: 5144 [2022-03-03 18:31:31,174 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 827 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=595, Invalid=3065, Unknown=0, NotChecked=0, Total=3660 [2022-03-03 18:31:31,175 INFO L933 BasicCegarLoop]: 257 mSDtfsCounter, 1393 mSDsluCounter, 3458 mSDsCounter, 0 mSdLazyCounter, 2650 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1393 SdHoareTripleChecker+Valid, 3711 SdHoareTripleChecker+Invalid, 2776 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 2650 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:31,175 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1393 Valid, 3711 Invalid, 2776 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 2650 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:31:31,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5144 states. [2022-03-03 18:31:31,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5144 to 2611. [2022-03-03 18:31:31,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2611 states, 2602 states have (on average 1.9127594158339738) internal successors, (4977), 2610 states have internal predecessors, (4977), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:31,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 2611 states and 4977 transitions. [2022-03-03 18:31:31,201 INFO L78 Accepts]: Start accepts. Automaton has 2611 states and 4977 transitions. Word has length 180 [2022-03-03 18:31:31,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:31,201 INFO L470 AbstractCegarLoop]: Abstraction has 2611 states and 4977 transitions. [2022-03-03 18:31:31,201 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:31,201 INFO L276 IsEmpty]: Start isEmpty. Operand 2611 states and 4977 transitions. [2022-03-03 18:31:31,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:31:31,202 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:31,202 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:31,203 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable204 [2022-03-03 18:31:31,203 INFO L402 AbstractCegarLoop]: === Iteration 206 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:31:31,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:31,203 INFO L85 PathProgramCache]: Analyzing trace with hash -1385198039, now seen corresponding path program 7 times [2022-03-03 18:31:31,203 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:31,203 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284004854] [2022-03-03 18:31:31,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:31,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:31,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:31,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:31,733 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:31,733 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284004854] [2022-03-03 18:31:31,733 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284004854] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:31,733 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:31,733 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:31:31,733 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789607305] [2022-03-03 18:31:31,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:31,733 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:31:31,734 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:31,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:31:31,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=527, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:31:31,734 INFO L87 Difference]: Start difference. First operand 2611 states and 4977 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:33,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:33,632 INFO L93 Difference]: Finished difference Result 5204 states and 10030 transitions. [2022-03-03 18:31:33,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-03 18:31:33,632 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:31:33,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:33,637 INFO L225 Difference]: With dead ends: 5204 [2022-03-03 18:31:33,637 INFO L226 Difference]: Without dead ends: 5204 [2022-03-03 18:31:33,638 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 882 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=646, Invalid=3260, Unknown=0, NotChecked=0, Total=3906 [2022-03-03 18:31:33,638 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 1829 mSDsluCounter, 2961 mSDsCounter, 0 mSdLazyCounter, 2311 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1829 SdHoareTripleChecker+Valid, 3222 SdHoareTripleChecker+Invalid, 2468 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 2311 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:33,638 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1829 Valid, 3222 Invalid, 2468 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 2311 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:31:33,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5204 states. [2022-03-03 18:31:33,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5204 to 2629. [2022-03-03 18:31:33,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2629 states, 2620 states have (on average 1.9133587786259543) internal successors, (5013), 2628 states have internal predecessors, (5013), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:33,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2629 states to 2629 states and 5013 transitions. [2022-03-03 18:31:33,665 INFO L78 Accepts]: Start accepts. Automaton has 2629 states and 5013 transitions. Word has length 180 [2022-03-03 18:31:33,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:33,665 INFO L470 AbstractCegarLoop]: Abstraction has 2629 states and 5013 transitions. [2022-03-03 18:31:33,665 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:33,665 INFO L276 IsEmpty]: Start isEmpty. Operand 2629 states and 5013 transitions. [2022-03-03 18:31:33,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:31:33,666 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:33,667 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:33,667 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable205 [2022-03-03 18:31:33,667 INFO L402 AbstractCegarLoop]: === Iteration 207 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:31:33,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:33,667 INFO L85 PathProgramCache]: Analyzing trace with hash -958703993, now seen corresponding path program 8 times [2022-03-03 18:31:33,667 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:33,667 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614008681] [2022-03-03 18:31:33,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:33,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:33,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:34,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:34,184 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:34,184 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614008681] [2022-03-03 18:31:34,184 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614008681] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:34,184 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:34,184 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:31:34,184 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091540711] [2022-03-03 18:31:34,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:34,184 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:31:34,184 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:34,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:31:34,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=528, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:31:34,185 INFO L87 Difference]: Start difference. First operand 2629 states and 5013 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:36,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:36,426 INFO L93 Difference]: Finished difference Result 4237 states and 8123 transitions. [2022-03-03 18:31:36,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-03 18:31:36,427 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:31:36,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:36,431 INFO L225 Difference]: With dead ends: 4237 [2022-03-03 18:31:36,431 INFO L226 Difference]: Without dead ends: 4237 [2022-03-03 18:31:36,431 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 999 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=684, Invalid=3738, Unknown=0, NotChecked=0, Total=4422 [2022-03-03 18:31:36,431 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1710 mSDsluCounter, 4077 mSDsCounter, 0 mSdLazyCounter, 3168 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1710 SdHoareTripleChecker+Valid, 4387 SdHoareTripleChecker+Invalid, 3319 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 3168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:36,431 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1710 Valid, 4387 Invalid, 3319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 3168 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:31:36,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4237 states. [2022-03-03 18:31:36,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4237 to 2603. [2022-03-03 18:31:36,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2603 states, 2594 states have (on average 1.912490362374711) internal successors, (4961), 2602 states have internal predecessors, (4961), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:36,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2603 states to 2603 states and 4961 transitions. [2022-03-03 18:31:36,455 INFO L78 Accepts]: Start accepts. Automaton has 2603 states and 4961 transitions. Word has length 180 [2022-03-03 18:31:36,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:36,455 INFO L470 AbstractCegarLoop]: Abstraction has 2603 states and 4961 transitions. [2022-03-03 18:31:36,455 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:36,455 INFO L276 IsEmpty]: Start isEmpty. Operand 2603 states and 4961 transitions. [2022-03-03 18:31:36,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:31:36,457 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:36,457 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:36,457 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable206 [2022-03-03 18:31:36,457 INFO L402 AbstractCegarLoop]: === Iteration 208 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:31:36,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:36,457 INFO L85 PathProgramCache]: Analyzing trace with hash -2100227311, now seen corresponding path program 9 times [2022-03-03 18:31:36,457 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:36,457 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000189424] [2022-03-03 18:31:36,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:36,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:36,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:36,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:36,975 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:36,975 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000189424] [2022-03-03 18:31:36,975 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1000189424] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:36,975 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:36,975 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:31:36,975 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389328097] [2022-03-03 18:31:36,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:36,975 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:31:36,975 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:36,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:31:36,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=528, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:31:36,976 INFO L87 Difference]: Start difference. First operand 2603 states and 4961 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:38,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:38,870 INFO L93 Difference]: Finished difference Result 3593 states and 6924 transitions. [2022-03-03 18:31:38,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-03 18:31:38,870 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:31:38,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:38,873 INFO L225 Difference]: With dead ends: 3593 [2022-03-03 18:31:38,873 INFO L226 Difference]: Without dead ends: 3593 [2022-03-03 18:31:38,874 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 960 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=698, Invalid=3462, Unknown=0, NotChecked=0, Total=4160 [2022-03-03 18:31:38,874 INFO L933 BasicCegarLoop]: 255 mSDtfsCounter, 1319 mSDsluCounter, 3350 mSDsCounter, 0 mSdLazyCounter, 2426 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1319 SdHoareTripleChecker+Valid, 3602 SdHoareTripleChecker+Invalid, 2569 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 2426 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:38,874 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1319 Valid, 3602 Invalid, 2569 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 2426 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:31:38,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3593 states. [2022-03-03 18:31:38,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3593 to 2689. [2022-03-03 18:31:38,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2689 states, 2680 states have (on average 1.9152985074626865) internal successors, (5133), 2688 states have internal predecessors, (5133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:38,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 2689 states and 5133 transitions. [2022-03-03 18:31:38,895 INFO L78 Accepts]: Start accepts. Automaton has 2689 states and 5133 transitions. Word has length 180 [2022-03-03 18:31:38,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:38,896 INFO L470 AbstractCegarLoop]: Abstraction has 2689 states and 5133 transitions. [2022-03-03 18:31:38,896 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:38,896 INFO L276 IsEmpty]: Start isEmpty. Operand 2689 states and 5133 transitions. [2022-03-03 18:31:38,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:31:38,897 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:38,897 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:38,897 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable207 [2022-03-03 18:31:38,898 INFO L402 AbstractCegarLoop]: === Iteration 209 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:31:38,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:38,898 INFO L85 PathProgramCache]: Analyzing trace with hash 1311383443, now seen corresponding path program 10 times [2022-03-03 18:31:38,898 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:38,898 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139899616] [2022-03-03 18:31:38,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:38,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:38,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:39,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:39,493 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:39,493 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139899616] [2022-03-03 18:31:39,493 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139899616] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:39,493 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:39,493 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:31:39,493 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497716096] [2022-03-03 18:31:39,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:39,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:31:39,493 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:39,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:31:39,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:31:39,494 INFO L87 Difference]: Start difference. First operand 2689 states and 5133 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:42,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:42,165 INFO L93 Difference]: Finished difference Result 4562 states and 8804 transitions. [2022-03-03 18:31:42,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:31:42,165 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:31:42,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:42,170 INFO L225 Difference]: With dead ends: 4562 [2022-03-03 18:31:42,170 INFO L226 Difference]: Without dead ends: 4562 [2022-03-03 18:31:42,171 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1046 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=769, Invalid=3521, Unknown=0, NotChecked=0, Total=4290 [2022-03-03 18:31:42,171 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 1435 mSDsluCounter, 3965 mSDsCounter, 0 mSdLazyCounter, 3066 mSolverCounterSat, 173 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1435 SdHoareTripleChecker+Valid, 4222 SdHoareTripleChecker+Invalid, 3239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 173 IncrementalHoareTripleChecker+Valid, 3066 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:42,171 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1435 Valid, 4222 Invalid, 3239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [173 Valid, 3066 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:31:42,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4562 states. [2022-03-03 18:31:42,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4562 to 2685. [2022-03-03 18:31:42,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2685 states, 2676 states have (on average 1.9151718983557549) internal successors, (5125), 2684 states have internal predecessors, (5125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:42,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2685 states to 2685 states and 5125 transitions. [2022-03-03 18:31:42,200 INFO L78 Accepts]: Start accepts. Automaton has 2685 states and 5125 transitions. Word has length 180 [2022-03-03 18:31:42,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:42,200 INFO L470 AbstractCegarLoop]: Abstraction has 2685 states and 5125 transitions. [2022-03-03 18:31:42,200 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:42,200 INFO L276 IsEmpty]: Start isEmpty. Operand 2685 states and 5125 transitions. [2022-03-03 18:31:42,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:31:42,202 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:42,202 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:42,202 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208 [2022-03-03 18:31:42,202 INFO L402 AbstractCegarLoop]: === Iteration 210 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:31:42,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:42,202 INFO L85 PathProgramCache]: Analyzing trace with hash 1885619217, now seen corresponding path program 11 times [2022-03-03 18:31:42,202 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:42,203 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24553321] [2022-03-03 18:31:42,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:42,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:42,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:42,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:42,678 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:42,678 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24553321] [2022-03-03 18:31:42,678 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [24553321] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:42,678 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:42,678 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:31:42,678 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469389845] [2022-03-03 18:31:42,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:42,678 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:31:42,678 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:42,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:31:42,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=534, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:31:42,679 INFO L87 Difference]: Start difference. First operand 2685 states and 5125 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:44,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:44,906 INFO L93 Difference]: Finished difference Result 3681 states and 7094 transitions. [2022-03-03 18:31:44,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-03 18:31:44,906 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:31:44,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:44,910 INFO L225 Difference]: With dead ends: 3681 [2022-03-03 18:31:44,910 INFO L226 Difference]: Without dead ends: 3681 [2022-03-03 18:31:44,910 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1152 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=733, Invalid=3959, Unknown=0, NotChecked=0, Total=4692 [2022-03-03 18:31:44,910 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 1482 mSDsluCounter, 4095 mSDsCounter, 0 mSdLazyCounter, 3182 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1482 SdHoareTripleChecker+Valid, 4364 SdHoareTripleChecker+Invalid, 3368 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 3182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:44,911 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1482 Valid, 4364 Invalid, 3368 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 3182 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:31:44,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3681 states. [2022-03-03 18:31:44,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3681 to 2679. [2022-03-03 18:31:44,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2679 states, 2670 states have (on average 1.9149812734082396) internal successors, (5113), 2678 states have internal predecessors, (5113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:44,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2679 states to 2679 states and 5113 transitions. [2022-03-03 18:31:44,933 INFO L78 Accepts]: Start accepts. Automaton has 2679 states and 5113 transitions. Word has length 180 [2022-03-03 18:31:44,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:44,933 INFO L470 AbstractCegarLoop]: Abstraction has 2679 states and 5113 transitions. [2022-03-03 18:31:44,933 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:44,933 INFO L276 IsEmpty]: Start isEmpty. Operand 2679 states and 5113 transitions. [2022-03-03 18:31:44,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:31:44,935 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:44,935 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:44,935 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209 [2022-03-03 18:31:44,935 INFO L402 AbstractCegarLoop]: === Iteration 211 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:31:44,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:44,935 INFO L85 PathProgramCache]: Analyzing trace with hash -688919721, now seen corresponding path program 12 times [2022-03-03 18:31:44,935 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:44,935 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816295152] [2022-03-03 18:31:44,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:44,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:44,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:45,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:45,386 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:45,386 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816295152] [2022-03-03 18:31:45,386 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [816295152] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:45,386 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:45,386 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:31:45,386 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585657650] [2022-03-03 18:31:45,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:45,386 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:31:45,386 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:45,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:31:45,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:31:45,387 INFO L87 Difference]: Start difference. First operand 2679 states and 5113 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:47,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:47,497 INFO L93 Difference]: Finished difference Result 3676 states and 7081 transitions. [2022-03-03 18:31:47,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-03 18:31:47,497 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:31:47,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:47,501 INFO L225 Difference]: With dead ends: 3676 [2022-03-03 18:31:47,501 INFO L226 Difference]: Without dead ends: 3676 [2022-03-03 18:31:47,502 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1208 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=736, Invalid=4094, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:31:47,502 INFO L933 BasicCegarLoop]: 280 mSDtfsCounter, 1351 mSDsluCounter, 3468 mSDsCounter, 0 mSdLazyCounter, 2821 mSolverCounterSat, 215 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1351 SdHoareTripleChecker+Valid, 3745 SdHoareTripleChecker+Invalid, 3036 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 215 IncrementalHoareTripleChecker+Valid, 2821 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:47,502 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1351 Valid, 3745 Invalid, 3036 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [215 Valid, 2821 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:31:47,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3676 states. [2022-03-03 18:31:47,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3676 to 2599. [2022-03-03 18:31:47,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2599 states, 2590 states have (on average 1.9123552123552123) internal successors, (4953), 2598 states have internal predecessors, (4953), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:47,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2599 states to 2599 states and 4953 transitions. [2022-03-03 18:31:47,525 INFO L78 Accepts]: Start accepts. Automaton has 2599 states and 4953 transitions. Word has length 180 [2022-03-03 18:31:47,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:47,525 INFO L470 AbstractCegarLoop]: Abstraction has 2599 states and 4953 transitions. [2022-03-03 18:31:47,525 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:47,525 INFO L276 IsEmpty]: Start isEmpty. Operand 2599 states and 4953 transitions. [2022-03-03 18:31:47,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:31:47,526 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:47,526 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:47,526 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable210 [2022-03-03 18:31:47,526 INFO L402 AbstractCegarLoop]: === Iteration 212 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:31:47,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:47,527 INFO L85 PathProgramCache]: Analyzing trace with hash 1753458733, now seen corresponding path program 13 times [2022-03-03 18:31:47,527 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:47,527 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071060020] [2022-03-03 18:31:47,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:47,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:47,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:48,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:48,051 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:48,051 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071060020] [2022-03-03 18:31:48,051 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071060020] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:48,051 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:48,051 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:31:48,051 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692160137] [2022-03-03 18:31:48,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:48,051 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:31:48,051 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:48,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:31:48,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=528, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:31:48,052 INFO L87 Difference]: Start difference. First operand 2599 states and 4953 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:50,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:50,117 INFO L93 Difference]: Finished difference Result 4209 states and 8102 transitions. [2022-03-03 18:31:50,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-03 18:31:50,117 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:31:50,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:50,121 INFO L225 Difference]: With dead ends: 4209 [2022-03-03 18:31:50,121 INFO L226 Difference]: Without dead ends: 4209 [2022-03-03 18:31:50,122 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1592 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=919, Invalid=4933, Unknown=0, NotChecked=0, Total=5852 [2022-03-03 18:31:50,122 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 1967 mSDsluCounter, 2972 mSDsCounter, 0 mSdLazyCounter, 2157 mSolverCounterSat, 187 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1967 SdHoareTripleChecker+Valid, 3245 SdHoareTripleChecker+Invalid, 2344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 187 IncrementalHoareTripleChecker+Valid, 2157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:50,122 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1967 Valid, 3245 Invalid, 2344 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [187 Valid, 2157 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:31:50,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4209 states. [2022-03-03 18:31:50,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4209 to 2673. [2022-03-03 18:31:50,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2673 states, 2664 states have (on average 1.9147897897897899) internal successors, (5101), 2672 states have internal predecessors, (5101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:50,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2673 states to 2673 states and 5101 transitions. [2022-03-03 18:31:50,145 INFO L78 Accepts]: Start accepts. Automaton has 2673 states and 5101 transitions. Word has length 180 [2022-03-03 18:31:50,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:50,145 INFO L470 AbstractCegarLoop]: Abstraction has 2673 states and 5101 transitions. [2022-03-03 18:31:50,145 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:50,145 INFO L276 IsEmpty]: Start isEmpty. Operand 2673 states and 5101 transitions. [2022-03-03 18:31:50,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:31:50,147 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:50,147 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:50,147 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable211 [2022-03-03 18:31:50,147 INFO L402 AbstractCegarLoop]: === Iteration 213 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:31:50,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:50,147 INFO L85 PathProgramCache]: Analyzing trace with hash 870102191, now seen corresponding path program 14 times [2022-03-03 18:31:50,147 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:50,147 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069429457] [2022-03-03 18:31:50,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:50,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:50,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:50,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:50,812 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:50,812 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069429457] [2022-03-03 18:31:50,812 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2069429457] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:50,812 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:50,812 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:31:50,812 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261989710] [2022-03-03 18:31:50,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:50,812 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:31:50,812 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:50,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:31:50,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:31:50,813 INFO L87 Difference]: Start difference. First operand 2673 states and 5101 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:53,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:53,567 INFO L93 Difference]: Finished difference Result 4949 states and 9568 transitions. [2022-03-03 18:31:53,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-03 18:31:53,568 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:31:53,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:53,572 INFO L225 Difference]: With dead ends: 4949 [2022-03-03 18:31:53,572 INFO L226 Difference]: Without dead ends: 4949 [2022-03-03 18:31:53,572 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1346 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=928, Invalid=4184, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:31:53,573 INFO L933 BasicCegarLoop]: 281 mSDtfsCounter, 2142 mSDsluCounter, 3589 mSDsCounter, 0 mSdLazyCounter, 2830 mSolverCounterSat, 225 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2142 SdHoareTripleChecker+Valid, 3867 SdHoareTripleChecker+Invalid, 3055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 225 IncrementalHoareTripleChecker+Valid, 2830 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:53,573 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2142 Valid, 3867 Invalid, 3055 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [225 Valid, 2830 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:31:53,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4949 states. [2022-03-03 18:31:53,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4949 to 2669. [2022-03-03 18:31:53,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2669 states, 2660 states have (on average 1.9146616541353383) internal successors, (5093), 2668 states have internal predecessors, (5093), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:53,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2669 states to 2669 states and 5093 transitions. [2022-03-03 18:31:53,598 INFO L78 Accepts]: Start accepts. Automaton has 2669 states and 5093 transitions. Word has length 180 [2022-03-03 18:31:53,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:53,598 INFO L470 AbstractCegarLoop]: Abstraction has 2669 states and 5093 transitions. [2022-03-03 18:31:53,598 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:53,598 INFO L276 IsEmpty]: Start isEmpty. Operand 2669 states and 5093 transitions. [2022-03-03 18:31:53,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:31:53,599 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:53,599 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:53,600 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable212 [2022-03-03 18:31:53,600 INFO L402 AbstractCegarLoop]: === Iteration 214 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:31:53,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:53,600 INFO L85 PathProgramCache]: Analyzing trace with hash 1444337965, now seen corresponding path program 15 times [2022-03-03 18:31:53,600 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:53,600 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845886905] [2022-03-03 18:31:53,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:53,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:53,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:54,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:54,071 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:54,072 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845886905] [2022-03-03 18:31:54,072 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845886905] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:54,072 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:54,072 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:31:54,072 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453477152] [2022-03-03 18:31:54,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:54,072 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:31:54,072 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:54,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:31:54,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=534, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:31:54,073 INFO L87 Difference]: Start difference. First operand 2669 states and 5093 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:56,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:56,564 INFO L93 Difference]: Finished difference Result 4297 states and 8272 transitions. [2022-03-03 18:31:56,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2022-03-03 18:31:56,565 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:31:56,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:56,570 INFO L225 Difference]: With dead ends: 4297 [2022-03-03 18:31:56,570 INFO L226 Difference]: Without dead ends: 4297 [2022-03-03 18:31:56,570 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1961 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=991, Invalid=5815, Unknown=0, NotChecked=0, Total=6806 [2022-03-03 18:31:56,570 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1667 mSDsluCounter, 3847 mSDsCounter, 0 mSdLazyCounter, 2946 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1667 SdHoareTripleChecker+Valid, 4137 SdHoareTripleChecker+Invalid, 3166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 2946 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:56,571 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1667 Valid, 4137 Invalid, 3166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 2946 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:31:56,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4297 states. [2022-03-03 18:31:56,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4297 to 2663. [2022-03-03 18:31:56,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2663 states, 2654 states have (on average 1.9144687264506406) internal successors, (5081), 2662 states have internal predecessors, (5081), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:56,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2663 states to 2663 states and 5081 transitions. [2022-03-03 18:31:56,595 INFO L78 Accepts]: Start accepts. Automaton has 2663 states and 5081 transitions. Word has length 180 [2022-03-03 18:31:56,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:56,595 INFO L470 AbstractCegarLoop]: Abstraction has 2663 states and 5081 transitions. [2022-03-03 18:31:56,595 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:56,595 INFO L276 IsEmpty]: Start isEmpty. Operand 2663 states and 5081 transitions. [2022-03-03 18:31:56,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:31:56,597 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:56,597 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:56,597 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable213 [2022-03-03 18:31:56,597 INFO L402 AbstractCegarLoop]: === Iteration 215 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:31:56,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:56,597 INFO L85 PathProgramCache]: Analyzing trace with hash -1130200973, now seen corresponding path program 16 times [2022-03-03 18:31:56,597 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:56,597 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915375596] [2022-03-03 18:31:56,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:56,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:56,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:57,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:57,076 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:57,076 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915375596] [2022-03-03 18:31:57,076 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1915375596] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:57,076 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:57,076 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:31:57,077 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035686974] [2022-03-03 18:31:57,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:57,077 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:31:57,077 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:57,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:31:57,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:31:57,077 INFO L87 Difference]: Start difference. First operand 2663 states and 5081 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:59,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:59,692 INFO L93 Difference]: Finished difference Result 4267 states and 8214 transitions. [2022-03-03 18:31:59,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-03 18:31:59,693 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:31:59,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:59,697 INFO L225 Difference]: With dead ends: 4267 [2022-03-03 18:31:59,697 INFO L226 Difference]: Without dead ends: 4267 [2022-03-03 18:31:59,697 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2098 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1015, Invalid=6125, Unknown=0, NotChecked=0, Total=7140 [2022-03-03 18:31:59,698 INFO L933 BasicCegarLoop]: 301 mSDtfsCounter, 1675 mSDsluCounter, 4119 mSDsCounter, 0 mSdLazyCounter, 3247 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1675 SdHoareTripleChecker+Valid, 4417 SdHoareTripleChecker+Invalid, 3488 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 3247 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:59,698 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1675 Valid, 4417 Invalid, 3488 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 3247 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:31:59,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4267 states. [2022-03-03 18:31:59,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4267 to 2587. [2022-03-03 18:31:59,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2587 states, 2578 states have (on average 1.9119472459270752) internal successors, (4929), 2586 states have internal predecessors, (4929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:59,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2587 states to 2587 states and 4929 transitions. [2022-03-03 18:31:59,721 INFO L78 Accepts]: Start accepts. Automaton has 2587 states and 4929 transitions. Word has length 180 [2022-03-03 18:31:59,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:59,721 INFO L470 AbstractCegarLoop]: Abstraction has 2587 states and 4929 transitions. [2022-03-03 18:31:59,721 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:31:59,721 INFO L276 IsEmpty]: Start isEmpty. Operand 2587 states and 4929 transitions. [2022-03-03 18:31:59,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:31:59,722 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:59,722 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:59,722 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable214 [2022-03-03 18:31:59,722 INFO L402 AbstractCegarLoop]: === Iteration 216 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:31:59,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:59,723 INFO L85 PathProgramCache]: Analyzing trace with hash 1542267821, now seen corresponding path program 17 times [2022-03-03 18:31:59,723 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:59,723 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256787369] [2022-03-03 18:31:59,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:59,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:59,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:00,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:00,257 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:00,257 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256787369] [2022-03-03 18:32:00,257 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256787369] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:00,258 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:00,258 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:32:00,258 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433517286] [2022-03-03 18:32:00,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:00,258 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:32:00,258 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:00,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:32:00,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=528, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:32:00,258 INFO L87 Difference]: Start difference. First operand 2587 states and 4929 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:02,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:02,523 INFO L93 Difference]: Finished difference Result 3339 states and 6379 transitions. [2022-03-03 18:32:02,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-03 18:32:02,524 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:32:02,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:02,527 INFO L225 Difference]: With dead ends: 3339 [2022-03-03 18:32:02,527 INFO L226 Difference]: Without dead ends: 3339 [2022-03-03 18:32:02,528 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1504 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=945, Invalid=4605, Unknown=0, NotChecked=0, Total=5550 [2022-03-03 18:32:02,528 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 1851 mSDsluCounter, 3314 mSDsCounter, 0 mSdLazyCounter, 2572 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1851 SdHoareTripleChecker+Valid, 3615 SdHoareTripleChecker+Invalid, 2734 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 2572 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:02,528 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1851 Valid, 3615 Invalid, 2734 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 2572 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:32:02,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3339 states. [2022-03-03 18:32:02,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3339 to 2653. [2022-03-03 18:32:02,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2653 states, 2644 states have (on average 1.9141452344931922) internal successors, (5061), 2652 states have internal predecessors, (5061), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:02,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2653 states to 2653 states and 5061 transitions. [2022-03-03 18:32:02,552 INFO L78 Accepts]: Start accepts. Automaton has 2653 states and 5061 transitions. Word has length 180 [2022-03-03 18:32:02,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:02,552 INFO L470 AbstractCegarLoop]: Abstraction has 2653 states and 5061 transitions. [2022-03-03 18:32:02,553 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:02,553 INFO L276 IsEmpty]: Start isEmpty. Operand 2653 states and 5061 transitions. [2022-03-03 18:32:02,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:32:02,554 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:02,554 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:02,554 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable215 [2022-03-03 18:32:02,554 INFO L402 AbstractCegarLoop]: === Iteration 217 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:32:02,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:02,554 INFO L85 PathProgramCache]: Analyzing trace with hash 658911279, now seen corresponding path program 18 times [2022-03-03 18:32:02,555 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:02,555 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792920747] [2022-03-03 18:32:02,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:02,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:02,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:03,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:03,073 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:03,073 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792920747] [2022-03-03 18:32:03,073 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792920747] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:03,073 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:03,073 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:32:03,073 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758197602] [2022-03-03 18:32:03,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:03,074 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:32:03,074 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:03,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:32:03,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:32:03,074 INFO L87 Difference]: Start difference. First operand 2653 states and 5061 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:05,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:05,649 INFO L93 Difference]: Finished difference Result 3371 states and 6441 transitions. [2022-03-03 18:32:05,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-03 18:32:05,650 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:32:05,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:05,653 INFO L225 Difference]: With dead ends: 3371 [2022-03-03 18:32:05,653 INFO L226 Difference]: Without dead ends: 3371 [2022-03-03 18:32:05,654 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1721 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1031, Invalid=5131, Unknown=0, NotChecked=0, Total=6162 [2022-03-03 18:32:05,654 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1563 mSDsluCounter, 4259 mSDsCounter, 0 mSdLazyCounter, 3176 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1563 SdHoareTripleChecker+Valid, 4568 SdHoareTripleChecker+Invalid, 3328 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 3176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:05,654 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1563 Valid, 4568 Invalid, 3328 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 3176 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:32:05,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3371 states. [2022-03-03 18:32:05,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3371 to 2647. [2022-03-03 18:32:05,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2647 states, 2638 states have (on average 1.9139499620924942) internal successors, (5049), 2646 states have internal predecessors, (5049), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:05,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2647 states to 2647 states and 5049 transitions. [2022-03-03 18:32:05,676 INFO L78 Accepts]: Start accepts. Automaton has 2647 states and 5049 transitions. Word has length 180 [2022-03-03 18:32:05,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:05,676 INFO L470 AbstractCegarLoop]: Abstraction has 2647 states and 5049 transitions. [2022-03-03 18:32:05,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:05,676 INFO L276 IsEmpty]: Start isEmpty. Operand 2647 states and 5049 transitions. [2022-03-03 18:32:05,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:32:05,678 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:05,678 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:05,678 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable216 [2022-03-03 18:32:05,678 INFO L402 AbstractCegarLoop]: === Iteration 218 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:32:05,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:05,678 INFO L85 PathProgramCache]: Analyzing trace with hash -1713758709, now seen corresponding path program 19 times [2022-03-03 18:32:05,678 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:05,678 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197610314] [2022-03-03 18:32:05,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:05,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:05,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:06,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:06,273 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:06,273 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [197610314] [2022-03-03 18:32:06,273 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [197610314] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:06,273 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:06,273 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:32:06,273 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990293761] [2022-03-03 18:32:06,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:06,273 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:32:06,273 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:06,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:32:06,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=534, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:32:06,274 INFO L87 Difference]: Start difference. First operand 2647 states and 5049 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:09,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:09,477 INFO L93 Difference]: Finished difference Result 3431 states and 6557 transitions. [2022-03-03 18:32:09,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-03 18:32:09,478 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:32:09,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:09,481 INFO L225 Difference]: With dead ends: 3431 [2022-03-03 18:32:09,481 INFO L226 Difference]: Without dead ends: 3431 [2022-03-03 18:32:09,482 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1847 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=1054, Invalid=5426, Unknown=0, NotChecked=0, Total=6480 [2022-03-03 18:32:09,482 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1849 mSDsluCounter, 3967 mSDsCounter, 0 mSdLazyCounter, 3308 mSolverCounterSat, 173 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1849 SdHoareTripleChecker+Valid, 4285 SdHoareTripleChecker+Invalid, 3481 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 173 IncrementalHoareTripleChecker+Valid, 3308 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:09,482 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1849 Valid, 4285 Invalid, 3481 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [173 Valid, 3308 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:32:09,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3431 states. [2022-03-03 18:32:09,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3431 to 2641. [2022-03-03 18:32:09,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2641 states, 2632 states have (on average 1.9137537993920972) internal successors, (5037), 2640 states have internal predecessors, (5037), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:09,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2641 states to 2641 states and 5037 transitions. [2022-03-03 18:32:09,505 INFO L78 Accepts]: Start accepts. Automaton has 2641 states and 5037 transitions. Word has length 180 [2022-03-03 18:32:09,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:09,505 INFO L470 AbstractCegarLoop]: Abstraction has 2641 states and 5037 transitions. [2022-03-03 18:32:09,505 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:09,505 INFO L276 IsEmpty]: Start isEmpty. Operand 2641 states and 5037 transitions. [2022-03-03 18:32:09,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:32:09,506 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:09,506 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:09,506 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable217 [2022-03-03 18:32:09,506 INFO L402 AbstractCegarLoop]: === Iteration 219 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:32:09,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:09,507 INFO L85 PathProgramCache]: Analyzing trace with hash 6669649, now seen corresponding path program 20 times [2022-03-03 18:32:09,507 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:09,507 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560142176] [2022-03-03 18:32:09,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:09,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:09,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:09,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:09,991 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:09,991 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560142176] [2022-03-03 18:32:09,992 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1560142176] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:09,992 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:09,992 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:32:09,992 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780071575] [2022-03-03 18:32:09,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:09,992 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:32:09,992 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:09,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:32:09,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:32:09,992 INFO L87 Difference]: Start difference. First operand 2641 states and 5037 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:12,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:12,528 INFO L93 Difference]: Finished difference Result 3480 states and 6652 transitions. [2022-03-03 18:32:12,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2022-03-03 18:32:12,528 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:32:12,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:12,531 INFO L225 Difference]: With dead ends: 3480 [2022-03-03 18:32:12,531 INFO L226 Difference]: Without dead ends: 3480 [2022-03-03 18:32:12,532 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1971 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1094, Invalid=5712, Unknown=0, NotChecked=0, Total=6806 [2022-03-03 18:32:12,532 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1720 mSDsluCounter, 3805 mSDsCounter, 0 mSdLazyCounter, 2933 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1720 SdHoareTripleChecker+Valid, 4131 SdHoareTripleChecker+Invalid, 3140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 2933 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:12,532 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1720 Valid, 4131 Invalid, 3140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 2933 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:32:12,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3480 states. [2022-03-03 18:32:12,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3480 to 2587. [2022-03-03 18:32:12,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2587 states, 2578 states have (on average 1.9119472459270752) internal successors, (4929), 2586 states have internal predecessors, (4929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:12,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2587 states to 2587 states and 4929 transitions. [2022-03-03 18:32:12,553 INFO L78 Accepts]: Start accepts. Automaton has 2587 states and 4929 transitions. Word has length 180 [2022-03-03 18:32:12,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:12,553 INFO L470 AbstractCegarLoop]: Abstraction has 2587 states and 4929 transitions. [2022-03-03 18:32:12,553 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:12,553 INFO L276 IsEmpty]: Start isEmpty. Operand 2587 states and 4929 transitions. [2022-03-03 18:32:12,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:32:12,554 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:12,554 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:12,554 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable218 [2022-03-03 18:32:12,554 INFO L402 AbstractCegarLoop]: === Iteration 220 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:32:12,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:12,555 INFO L85 PathProgramCache]: Analyzing trace with hash -1192730263, now seen corresponding path program 21 times [2022-03-03 18:32:12,555 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:12,555 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251905301] [2022-03-03 18:32:12,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:12,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:12,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:13,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:13,100 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:13,100 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251905301] [2022-03-03 18:32:13,100 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251905301] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:13,100 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:13,100 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:32:13,100 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847310130] [2022-03-03 18:32:13,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:13,101 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:32:13,101 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:13,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:32:13,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=530, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:32:13,101 INFO L87 Difference]: Start difference. First operand 2587 states and 4929 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:16,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:16,412 INFO L93 Difference]: Finished difference Result 4362 states and 8340 transitions. [2022-03-03 18:32:16,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-03 18:32:16,412 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:32:16,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:16,417 INFO L225 Difference]: With dead ends: 4362 [2022-03-03 18:32:16,417 INFO L226 Difference]: Without dead ends: 4362 [2022-03-03 18:32:16,418 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2041 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=1110, Invalid=5862, Unknown=0, NotChecked=0, Total=6972 [2022-03-03 18:32:16,418 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 1884 mSDsluCounter, 4704 mSDsCounter, 0 mSdLazyCounter, 3490 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1884 SdHoareTripleChecker+Valid, 5065 SdHoareTripleChecker+Invalid, 3661 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 3490 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:16,418 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1884 Valid, 5065 Invalid, 3661 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 3490 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:32:16,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4362 states. [2022-03-03 18:32:16,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4362 to 2445. [2022-03-03 18:32:16,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2445 states, 2436 states have (on average 1.9068144499178983) internal successors, (4645), 2444 states have internal predecessors, (4645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:16,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2445 states to 2445 states and 4645 transitions. [2022-03-03 18:32:16,442 INFO L78 Accepts]: Start accepts. Automaton has 2445 states and 4645 transitions. Word has length 180 [2022-03-03 18:32:16,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:16,442 INFO L470 AbstractCegarLoop]: Abstraction has 2445 states and 4645 transitions. [2022-03-03 18:32:16,442 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:16,442 INFO L276 IsEmpty]: Start isEmpty. Operand 2445 states and 4645 transitions. [2022-03-03 18:32:16,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:32:16,443 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:16,443 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:16,444 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable219 [2022-03-03 18:32:16,444 INFO L402 AbstractCegarLoop]: === Iteration 221 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:32:16,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:16,444 INFO L85 PathProgramCache]: Analyzing trace with hash 1005519021, now seen corresponding path program 22 times [2022-03-03 18:32:16,444 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:16,444 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127031014] [2022-03-03 18:32:16,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:16,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:16,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:16,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:16,995 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:16,995 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127031014] [2022-03-03 18:32:16,995 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2127031014] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:16,995 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:16,995 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:32:16,995 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549565139] [2022-03-03 18:32:16,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:16,995 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:32:16,995 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:16,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:32:16,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=527, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:32:16,996 INFO L87 Difference]: Start difference. First operand 2445 states and 4645 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:19,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:19,137 INFO L93 Difference]: Finished difference Result 2751 states and 5211 transitions. [2022-03-03 18:32:19,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:32:19,138 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:32:19,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:19,141 INFO L225 Difference]: With dead ends: 2751 [2022-03-03 18:32:19,141 INFO L226 Difference]: Without dead ends: 2751 [2022-03-03 18:32:19,141 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1560 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1000, Invalid=4700, Unknown=0, NotChecked=0, Total=5700 [2022-03-03 18:32:19,142 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1782 mSDsluCounter, 3054 mSDsCounter, 0 mSdLazyCounter, 2228 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1782 SdHoareTripleChecker+Valid, 3389 SdHoareTripleChecker+Invalid, 2447 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 2228 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:19,142 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1782 Valid, 3389 Invalid, 2447 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 2228 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:32:19,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2751 states. [2022-03-03 18:32:19,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2751 to 2445. [2022-03-03 18:32:19,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2445 states, 2436 states have (on average 1.9068144499178983) internal successors, (4645), 2444 states have internal predecessors, (4645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:19,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2445 states to 2445 states and 4645 transitions. [2022-03-03 18:32:19,162 INFO L78 Accepts]: Start accepts. Automaton has 2445 states and 4645 transitions. Word has length 180 [2022-03-03 18:32:19,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:19,162 INFO L470 AbstractCegarLoop]: Abstraction has 2445 states and 4645 transitions. [2022-03-03 18:32:19,162 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:19,162 INFO L276 IsEmpty]: Start isEmpty. Operand 2445 states and 4645 transitions. [2022-03-03 18:32:19,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:32:19,164 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:19,164 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:19,164 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable220 [2022-03-03 18:32:19,164 INFO L402 AbstractCegarLoop]: === Iteration 222 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:32:19,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:19,164 INFO L85 PathProgramCache]: Analyzing trace with hash 1571875839, now seen corresponding path program 23 times [2022-03-03 18:32:19,164 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:19,164 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124855046] [2022-03-03 18:32:19,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:19,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:19,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:19,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:19,727 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:19,727 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124855046] [2022-03-03 18:32:19,727 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124855046] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:19,727 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:19,727 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:32:19,727 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579189498] [2022-03-03 18:32:19,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:19,727 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:32:19,728 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:19,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:32:19,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=531, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:32:19,728 INFO L87 Difference]: Start difference. First operand 2445 states and 4645 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:22,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:22,231 INFO L93 Difference]: Finished difference Result 2783 states and 5274 transitions. [2022-03-03 18:32:22,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-03 18:32:22,231 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:32:22,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:22,234 INFO L225 Difference]: With dead ends: 2783 [2022-03-03 18:32:22,234 INFO L226 Difference]: Without dead ends: 2783 [2022-03-03 18:32:22,235 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1729 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1115, Invalid=5047, Unknown=0, NotChecked=0, Total=6162 [2022-03-03 18:32:22,235 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1647 mSDsluCounter, 3897 mSDsCounter, 0 mSdLazyCounter, 2868 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1647 SdHoareTripleChecker+Valid, 4233 SdHoareTripleChecker+Invalid, 3070 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 2868 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:22,235 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1647 Valid, 4233 Invalid, 3070 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 2868 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:32:22,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2783 states. [2022-03-03 18:32:22,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2783 to 2451. [2022-03-03 18:32:22,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2451 states, 2442 states have (on average 1.907043407043407) internal successors, (4657), 2450 states have internal predecessors, (4657), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:22,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2451 states to 2451 states and 4657 transitions. [2022-03-03 18:32:22,254 INFO L78 Accepts]: Start accepts. Automaton has 2451 states and 4657 transitions. Word has length 180 [2022-03-03 18:32:22,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:22,254 INFO L470 AbstractCegarLoop]: Abstraction has 2451 states and 4657 transitions. [2022-03-03 18:32:22,254 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:22,254 INFO L276 IsEmpty]: Start isEmpty. Operand 2451 states and 4657 transitions. [2022-03-03 18:32:22,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:32:22,255 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:22,255 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:22,255 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable221 [2022-03-03 18:32:22,256 INFO L402 AbstractCegarLoop]: === Iteration 223 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:32:22,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:22,256 INFO L85 PathProgramCache]: Analyzing trace with hash -1721240749, now seen corresponding path program 24 times [2022-03-03 18:32:22,256 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:22,256 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352160415] [2022-03-03 18:32:22,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:22,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:22,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:22,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:22,918 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:22,918 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352160415] [2022-03-03 18:32:22,918 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352160415] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:22,918 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:22,918 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:32:22,919 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465894978] [2022-03-03 18:32:22,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:22,919 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:32:22,919 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:22,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:32:22,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:32:22,920 INFO L87 Difference]: Start difference. First operand 2451 states and 4657 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:25,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:25,376 INFO L93 Difference]: Finished difference Result 3107 states and 5937 transitions. [2022-03-03 18:32:25,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-03 18:32:25,376 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:32:25,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:25,379 INFO L225 Difference]: With dead ends: 3107 [2022-03-03 18:32:25,379 INFO L226 Difference]: Without dead ends: 3107 [2022-03-03 18:32:25,380 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1086 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=813, Invalid=3609, Unknown=0, NotChecked=0, Total=4422 [2022-03-03 18:32:25,380 INFO L933 BasicCegarLoop]: 346 mSDtfsCounter, 1558 mSDsluCounter, 3475 mSDsCounter, 0 mSdLazyCounter, 2545 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1558 SdHoareTripleChecker+Valid, 3818 SdHoareTripleChecker+Invalid, 2766 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 2545 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:25,380 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1558 Valid, 3818 Invalid, 2766 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 2545 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:32:25,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3107 states. [2022-03-03 18:32:25,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3107 to 2445. [2022-03-03 18:32:25,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2445 states, 2436 states have (on average 1.9068144499178983) internal successors, (4645), 2444 states have internal predecessors, (4645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:25,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2445 states to 2445 states and 4645 transitions. [2022-03-03 18:32:25,399 INFO L78 Accepts]: Start accepts. Automaton has 2445 states and 4645 transitions. Word has length 180 [2022-03-03 18:32:25,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:25,400 INFO L470 AbstractCegarLoop]: Abstraction has 2445 states and 4645 transitions. [2022-03-03 18:32:25,400 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:25,400 INFO L276 IsEmpty]: Start isEmpty. Operand 2445 states and 4645 transitions. [2022-03-03 18:32:25,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:32:25,401 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:25,401 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:25,401 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable222 [2022-03-03 18:32:25,401 INFO L402 AbstractCegarLoop]: === Iteration 224 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:32:25,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:25,401 INFO L85 PathProgramCache]: Analyzing trace with hash 1736912395, now seen corresponding path program 25 times [2022-03-03 18:32:25,402 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:25,402 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510593053] [2022-03-03 18:32:25,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:25,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:25,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:25,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:25,957 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:25,957 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510593053] [2022-03-03 18:32:25,957 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1510593053] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:25,957 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:25,957 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:32:25,957 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808529744] [2022-03-03 18:32:25,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:25,958 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:32:25,958 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:25,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:32:25,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=532, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:32:25,958 INFO L87 Difference]: Start difference. First operand 2445 states and 4645 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:28,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:28,414 INFO L93 Difference]: Finished difference Result 2784 states and 5277 transitions. [2022-03-03 18:32:28,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-03 18:32:28,414 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:32:28,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:28,417 INFO L225 Difference]: With dead ends: 2784 [2022-03-03 18:32:28,417 INFO L226 Difference]: Without dead ends: 2784 [2022-03-03 18:32:28,418 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1615 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1046, Invalid=4806, Unknown=0, NotChecked=0, Total=5852 [2022-03-03 18:32:28,418 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1629 mSDsluCounter, 3842 mSDsCounter, 0 mSdLazyCounter, 2881 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1629 SdHoareTripleChecker+Valid, 4150 SdHoareTripleChecker+Invalid, 3104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 2881 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:28,418 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1629 Valid, 4150 Invalid, 3104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 2881 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:32:28,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2784 states. [2022-03-03 18:32:28,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2784 to 2457. [2022-03-03 18:32:28,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2457 states, 2448 states have (on average 1.9072712418300655) internal successors, (4669), 2456 states have internal predecessors, (4669), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:28,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2457 states to 2457 states and 4669 transitions. [2022-03-03 18:32:28,437 INFO L78 Accepts]: Start accepts. Automaton has 2457 states and 4669 transitions. Word has length 180 [2022-03-03 18:32:28,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:28,437 INFO L470 AbstractCegarLoop]: Abstraction has 2457 states and 4669 transitions. [2022-03-03 18:32:28,438 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:28,438 INFO L276 IsEmpty]: Start isEmpty. Operand 2457 states and 4669 transitions. [2022-03-03 18:32:28,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:32:28,439 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:28,439 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:28,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable223 [2022-03-03 18:32:28,439 INFO L402 AbstractCegarLoop]: === Iteration 225 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:32:28,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:28,439 INFO L85 PathProgramCache]: Analyzing trace with hash -1556204193, now seen corresponding path program 26 times [2022-03-03 18:32:28,439 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:28,439 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236862689] [2022-03-03 18:32:28,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:28,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:28,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:29,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:29,102 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:29,102 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236862689] [2022-03-03 18:32:29,102 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1236862689] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:29,102 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:29,102 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:32:29,102 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237182182] [2022-03-03 18:32:29,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:29,102 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:32:29,102 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:29,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:32:29,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=535, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:32:29,103 INFO L87 Difference]: Start difference. First operand 2457 states and 4669 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:31,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:31,822 INFO L93 Difference]: Finished difference Result 3173 states and 6064 transitions. [2022-03-03 18:32:31,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:32:31,823 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:32:31,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:31,826 INFO L225 Difference]: With dead ends: 3173 [2022-03-03 18:32:31,826 INFO L226 Difference]: Without dead ends: 3173 [2022-03-03 18:32:31,827 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1050 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=791, Invalid=3499, Unknown=0, NotChecked=0, Total=4290 [2022-03-03 18:32:31,827 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1592 mSDsluCounter, 4408 mSDsCounter, 0 mSdLazyCounter, 3350 mSolverCounterSat, 214 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1592 SdHoareTripleChecker+Valid, 4740 SdHoareTripleChecker+Invalid, 3564 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 214 IncrementalHoareTripleChecker+Valid, 3350 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:31,827 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1592 Valid, 4740 Invalid, 3564 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [214 Valid, 3350 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:32:31,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3173 states. [2022-03-03 18:32:31,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3173 to 2464. [2022-03-03 18:32:31,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2464 states, 2455 states have (on average 1.9075356415478615) internal successors, (4683), 2463 states have internal predecessors, (4683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:31,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2464 states to 2464 states and 4683 transitions. [2022-03-03 18:32:31,848 INFO L78 Accepts]: Start accepts. Automaton has 2464 states and 4683 transitions. Word has length 180 [2022-03-03 18:32:31,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:31,848 INFO L470 AbstractCegarLoop]: Abstraction has 2464 states and 4683 transitions. [2022-03-03 18:32:31,848 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:31,848 INFO L276 IsEmpty]: Start isEmpty. Operand 2464 states and 4683 transitions. [2022-03-03 18:32:31,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:32:31,849 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:31,849 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:31,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable224 [2022-03-03 18:32:31,850 INFO L402 AbstractCegarLoop]: === Iteration 226 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:32:31,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:31,850 INFO L85 PathProgramCache]: Analyzing trace with hash 276221473, now seen corresponding path program 27 times [2022-03-03 18:32:31,850 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:31,850 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254406426] [2022-03-03 18:32:31,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:31,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:31,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:32,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:32,409 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:32,409 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1254406426] [2022-03-03 18:32:32,409 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1254406426] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:32,409 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:32,409 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:32:32,409 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989400368] [2022-03-03 18:32:32,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:32,409 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:32:32,409 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:32,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:32:32,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=531, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:32:32,410 INFO L87 Difference]: Start difference. First operand 2464 states and 4683 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:34,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:34,595 INFO L93 Difference]: Finished difference Result 2810 states and 5329 transitions. [2022-03-03 18:32:34,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-03 18:32:34,596 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:32:34,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:34,598 INFO L225 Difference]: With dead ends: 2810 [2022-03-03 18:32:34,598 INFO L226 Difference]: Without dead ends: 2810 [2022-03-03 18:32:34,599 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1500 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=980, Invalid=4570, Unknown=0, NotChecked=0, Total=5550 [2022-03-03 18:32:34,599 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 1650 mSDsluCounter, 3098 mSDsCounter, 0 mSdLazyCounter, 2333 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1650 SdHoareTripleChecker+Valid, 3389 SdHoareTripleChecker+Invalid, 2552 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 2333 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:34,599 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1650 Valid, 3389 Invalid, 2552 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 2333 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:32:34,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2810 states. [2022-03-03 18:32:34,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2810 to 2482. [2022-03-03 18:32:34,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2482 states, 2473 states have (on average 1.9082086534573393) internal successors, (4719), 2481 states have internal predecessors, (4719), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:34,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2482 states to 2482 states and 4719 transitions. [2022-03-03 18:32:34,618 INFO L78 Accepts]: Start accepts. Automaton has 2482 states and 4719 transitions. Word has length 180 [2022-03-03 18:32:34,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:34,618 INFO L470 AbstractCegarLoop]: Abstraction has 2482 states and 4719 transitions. [2022-03-03 18:32:34,618 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:34,618 INFO L276 IsEmpty]: Start isEmpty. Operand 2482 states and 4719 transitions. [2022-03-03 18:32:34,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:32:34,619 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:34,619 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:34,619 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable225 [2022-03-03 18:32:34,619 INFO L402 AbstractCegarLoop]: === Iteration 227 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:32:34,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:34,620 INFO L85 PathProgramCache]: Analyzing trace with hash 1278072181, now seen corresponding path program 28 times [2022-03-03 18:32:34,620 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:34,620 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483847251] [2022-03-03 18:32:34,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:34,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:34,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:35,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:35,274 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:35,275 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483847251] [2022-03-03 18:32:35,275 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [483847251] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:35,275 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:35,275 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:32:35,275 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667532769] [2022-03-03 18:32:35,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:35,275 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:32:35,275 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:35,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:32:35,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=535, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:32:35,275 INFO L87 Difference]: Start difference. First operand 2482 states and 4719 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:37,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:37,772 INFO L93 Difference]: Finished difference Result 3255 states and 6228 transitions. [2022-03-03 18:32:37,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-03 18:32:37,772 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:32:37,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:37,776 INFO L225 Difference]: With dead ends: 3255 [2022-03-03 18:32:37,776 INFO L226 Difference]: Without dead ends: 3255 [2022-03-03 18:32:37,776 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 967 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=731, Invalid=3301, Unknown=0, NotChecked=0, Total=4032 [2022-03-03 18:32:37,776 INFO L933 BasicCegarLoop]: 306 mSDtfsCounter, 1406 mSDsluCounter, 3969 mSDsCounter, 0 mSdLazyCounter, 3006 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1406 SdHoareTripleChecker+Valid, 4272 SdHoareTripleChecker+Invalid, 3224 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 3006 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:37,776 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1406 Valid, 4272 Invalid, 3224 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 3006 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:32:37,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3255 states. [2022-03-03 18:32:37,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3255 to 2478. [2022-03-03 18:32:37,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2478 states, 2469 states have (on average 1.9080599432968812) internal successors, (4711), 2477 states have internal predecessors, (4711), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:37,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2478 states to 2478 states and 4711 transitions. [2022-03-03 18:32:37,817 INFO L78 Accepts]: Start accepts. Automaton has 2478 states and 4711 transitions. Word has length 180 [2022-03-03 18:32:37,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:37,817 INFO L470 AbstractCegarLoop]: Abstraction has 2478 states and 4711 transitions. [2022-03-03 18:32:37,817 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:37,817 INFO L276 IsEmpty]: Start isEmpty. Operand 2478 states and 4711 transitions. [2022-03-03 18:32:37,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:32:37,818 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:37,818 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:37,818 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable226 [2022-03-03 18:32:37,818 INFO L402 AbstractCegarLoop]: === Iteration 228 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:32:37,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:37,819 INFO L85 PathProgramCache]: Analyzing trace with hash -258295165, now seen corresponding path program 29 times [2022-03-03 18:32:37,819 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:37,819 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723102461] [2022-03-03 18:32:37,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:37,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:37,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:38,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:38,446 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:38,446 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1723102461] [2022-03-03 18:32:38,446 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1723102461] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:38,446 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:38,447 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2022-03-03 18:32:38,447 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259904472] [2022-03-03 18:32:38,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:38,447 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2022-03-03 18:32:38,447 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:38,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-03-03 18:32:38,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=581, Unknown=0, NotChecked=0, Total=650 [2022-03-03 18:32:38,447 INFO L87 Difference]: Start difference. First operand 2478 states and 4711 transitions. Second operand has 26 states, 25 states have (on average 7.2) internal successors, (180), 26 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:41,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:41,666 INFO L93 Difference]: Finished difference Result 2907 states and 5517 transitions. [2022-03-03 18:32:41,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-03 18:32:41,666 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 25 states have (on average 7.2) internal successors, (180), 26 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:32:41,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:41,670 INFO L225 Difference]: With dead ends: 2907 [2022-03-03 18:32:41,670 INFO L226 Difference]: Without dead ends: 2907 [2022-03-03 18:32:41,671 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1846 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=1121, Invalid=5521, Unknown=0, NotChecked=0, Total=6642 [2022-03-03 18:32:41,671 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1628 mSDsluCounter, 3608 mSDsCounter, 0 mSdLazyCounter, 2761 mSolverCounterSat, 249 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1628 SdHoareTripleChecker+Valid, 3916 SdHoareTripleChecker+Invalid, 3010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 249 IncrementalHoareTripleChecker+Valid, 2761 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:41,671 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1628 Valid, 3916 Invalid, 3010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [249 Valid, 2761 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:32:41,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2907 states. [2022-03-03 18:32:41,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2907 to 2472. [2022-03-03 18:32:41,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2472 states, 2463 states have (on average 1.9078359723913927) internal successors, (4699), 2471 states have internal predecessors, (4699), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:41,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2472 states to 2472 states and 4699 transitions. [2022-03-03 18:32:41,691 INFO L78 Accepts]: Start accepts. Automaton has 2472 states and 4699 transitions. Word has length 180 [2022-03-03 18:32:41,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:41,691 INFO L470 AbstractCegarLoop]: Abstraction has 2472 states and 4699 transitions. [2022-03-03 18:32:41,691 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 25 states have (on average 7.2) internal successors, (180), 26 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:41,692 INFO L276 IsEmpty]: Start isEmpty. Operand 2472 states and 4699 transitions. [2022-03-03 18:32:41,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:32:41,693 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:41,704 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:41,704 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable227 [2022-03-03 18:32:41,704 INFO L402 AbstractCegarLoop]: === Iteration 229 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:32:41,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:41,705 INFO L85 PathProgramCache]: Analyzing trace with hash 245790295, now seen corresponding path program 30 times [2022-03-03 18:32:41,705 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:41,705 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482822115] [2022-03-03 18:32:41,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:41,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:41,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:42,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:42,197 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:42,197 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482822115] [2022-03-03 18:32:42,197 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [482822115] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:42,197 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:42,197 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:32:42,197 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675604066] [2022-03-03 18:32:42,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:42,197 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:32:42,197 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:42,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:32:42,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:32:42,198 INFO L87 Difference]: Start difference. First operand 2472 states and 4699 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:44,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:44,621 INFO L93 Difference]: Finished difference Result 2938 states and 5573 transitions. [2022-03-03 18:32:44,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-03 18:32:44,621 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:32:44,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:44,625 INFO L225 Difference]: With dead ends: 2938 [2022-03-03 18:32:44,625 INFO L226 Difference]: Without dead ends: 2938 [2022-03-03 18:32:44,625 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1836 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1094, Invalid=5386, Unknown=0, NotChecked=0, Total=6480 [2022-03-03 18:32:44,625 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 1660 mSDsluCounter, 3566 mSDsCounter, 0 mSdLazyCounter, 2727 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1660 SdHoareTripleChecker+Valid, 3882 SdHoareTripleChecker+Invalid, 2972 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 2727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:44,625 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1660 Valid, 3882 Invalid, 2972 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 2727 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:32:44,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2938 states. [2022-03-03 18:32:44,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2938 to 2464. [2022-03-03 18:32:44,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2464 states, 2455 states have (on average 1.9075356415478615) internal successors, (4683), 2463 states have internal predecessors, (4683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:44,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2464 states to 2464 states and 4683 transitions. [2022-03-03 18:32:44,645 INFO L78 Accepts]: Start accepts. Automaton has 2464 states and 4683 transitions. Word has length 180 [2022-03-03 18:32:44,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:44,646 INFO L470 AbstractCegarLoop]: Abstraction has 2464 states and 4683 transitions. [2022-03-03 18:32:44,646 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:44,646 INFO L276 IsEmpty]: Start isEmpty. Operand 2464 states and 4683 transitions. [2022-03-03 18:32:44,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:32:44,647 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:44,647 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:44,647 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable228 [2022-03-03 18:32:44,647 INFO L402 AbstractCegarLoop]: === Iteration 230 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:32:44,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:44,648 INFO L85 PathProgramCache]: Analyzing trace with hash -106704859, now seen corresponding path program 31 times [2022-03-03 18:32:44,648 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:44,648 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882976178] [2022-03-03 18:32:44,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:44,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:44,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:45,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:45,175 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:45,175 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882976178] [2022-03-03 18:32:45,175 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [882976178] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:45,175 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:45,175 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:32:45,176 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967153397] [2022-03-03 18:32:45,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:45,176 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:32:45,176 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:45,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:32:45,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=528, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:32:45,176 INFO L87 Difference]: Start difference. First operand 2464 states and 4683 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:47,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:47,524 INFO L93 Difference]: Finished difference Result 3950 states and 7585 transitions. [2022-03-03 18:32:47,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-03 18:32:47,524 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:32:47,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:47,528 INFO L225 Difference]: With dead ends: 3950 [2022-03-03 18:32:47,528 INFO L226 Difference]: Without dead ends: 3950 [2022-03-03 18:32:47,528 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1607 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=918, Invalid=4934, Unknown=0, NotChecked=0, Total=5852 [2022-03-03 18:32:47,528 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 1633 mSDsluCounter, 4083 mSDsCounter, 0 mSdLazyCounter, 2892 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1633 SdHoareTripleChecker+Valid, 4414 SdHoareTripleChecker+Invalid, 3035 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 2892 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:47,529 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1633 Valid, 4414 Invalid, 3035 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 2892 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:32:47,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3950 states. [2022-03-03 18:32:47,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3950 to 2458. [2022-03-03 18:32:47,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2458 states, 2449 states have (on average 1.907309105757452) internal successors, (4671), 2457 states have internal predecessors, (4671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:47,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 2458 states and 4671 transitions. [2022-03-03 18:32:47,550 INFO L78 Accepts]: Start accepts. Automaton has 2458 states and 4671 transitions. Word has length 180 [2022-03-03 18:32:47,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:47,550 INFO L470 AbstractCegarLoop]: Abstraction has 2458 states and 4671 transitions. [2022-03-03 18:32:47,550 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:47,550 INFO L276 IsEmpty]: Start isEmpty. Operand 2458 states and 4671 transitions. [2022-03-03 18:32:47,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:32:47,551 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:47,551 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:47,551 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable229 [2022-03-03 18:32:47,551 INFO L402 AbstractCegarLoop]: === Iteration 231 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:32:47,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:47,552 INFO L85 PathProgramCache]: Analyzing trace with hash -990061401, now seen corresponding path program 32 times [2022-03-03 18:32:47,552 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:47,552 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187957726] [2022-03-03 18:32:47,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:47,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:47,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:48,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:48,150 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:48,150 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187957726] [2022-03-03 18:32:48,150 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187957726] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:48,150 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:48,150 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:32:48,150 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370904523] [2022-03-03 18:32:48,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:48,150 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:32:48,150 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:48,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:32:48,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:32:48,151 INFO L87 Difference]: Start difference. First operand 2458 states and 4671 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:51,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:51,199 INFO L93 Difference]: Finished difference Result 4597 states and 8865 transitions. [2022-03-03 18:32:51,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-03 18:32:51,199 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:32:51,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:51,203 INFO L225 Difference]: With dead ends: 4597 [2022-03-03 18:32:51,204 INFO L226 Difference]: Without dead ends: 4597 [2022-03-03 18:32:51,204 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1249 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=870, Invalid=3960, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:32:51,204 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1833 mSDsluCounter, 4830 mSDsCounter, 0 mSdLazyCounter, 3676 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1833 SdHoareTripleChecker+Valid, 5166 SdHoareTripleChecker+Invalid, 3856 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 3676 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:51,204 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1833 Valid, 5166 Invalid, 3856 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 3676 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:32:51,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4597 states. [2022-03-03 18:32:51,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4597 to 2450. [2022-03-03 18:32:51,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2450 states, 2441 states have (on average 1.907005325686194) internal successors, (4655), 2449 states have internal predecessors, (4655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:51,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2450 states to 2450 states and 4655 transitions. [2022-03-03 18:32:51,227 INFO L78 Accepts]: Start accepts. Automaton has 2450 states and 4655 transitions. Word has length 180 [2022-03-03 18:32:51,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:51,228 INFO L470 AbstractCegarLoop]: Abstraction has 2450 states and 4655 transitions. [2022-03-03 18:32:51,228 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:51,228 INFO L276 IsEmpty]: Start isEmpty. Operand 2450 states and 4655 transitions. [2022-03-03 18:32:51,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:32:51,229 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:51,229 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:51,229 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable230 [2022-03-03 18:32:51,229 INFO L402 AbstractCegarLoop]: === Iteration 232 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:32:51,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:51,229 INFO L85 PathProgramCache]: Analyzing trace with hash -415825627, now seen corresponding path program 33 times [2022-03-03 18:32:51,229 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:51,230 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025364169] [2022-03-03 18:32:51,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:51,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:51,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:51,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:51,836 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:51,836 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025364169] [2022-03-03 18:32:51,836 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025364169] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:51,836 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:51,836 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:32:51,836 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962157515] [2022-03-03 18:32:51,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:51,836 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:32:51,836 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:51,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:32:51,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=534, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:32:51,837 INFO L87 Difference]: Start difference. First operand 2450 states and 4655 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:55,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:55,312 INFO L93 Difference]: Finished difference Result 4038 states and 7755 transitions. [2022-03-03 18:32:55,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2022-03-03 18:32:55,313 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:32:55,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:55,317 INFO L225 Difference]: With dead ends: 4038 [2022-03-03 18:32:55,317 INFO L226 Difference]: Without dead ends: 4038 [2022-03-03 18:32:55,318 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1966 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=1008, Invalid=5798, Unknown=0, NotChecked=0, Total=6806 [2022-03-03 18:32:55,318 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 1774 mSDsluCounter, 5014 mSDsCounter, 0 mSdLazyCounter, 4094 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1774 SdHoareTripleChecker+Valid, 5362 SdHoareTripleChecker+Invalid, 4298 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 4094 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:55,318 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1774 Valid, 5362 Invalid, 4298 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 4094 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:32:55,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4038 states. [2022-03-03 18:32:55,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4038 to 2444. [2022-03-03 18:32:55,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2444 states, 2435 states have (on average 1.906776180698152) internal successors, (4643), 2443 states have internal predecessors, (4643), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:55,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2444 states to 2444 states and 4643 transitions. [2022-03-03 18:32:55,348 INFO L78 Accepts]: Start accepts. Automaton has 2444 states and 4643 transitions. Word has length 180 [2022-03-03 18:32:55,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:55,348 INFO L470 AbstractCegarLoop]: Abstraction has 2444 states and 4643 transitions. [2022-03-03 18:32:55,348 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:55,348 INFO L276 IsEmpty]: Start isEmpty. Operand 2444 states and 4643 transitions. [2022-03-03 18:32:55,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-03-03 18:32:55,350 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:55,350 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:55,350 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable231 [2022-03-03 18:32:55,350 INFO L402 AbstractCegarLoop]: === Iteration 233 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:32:55,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:55,350 INFO L85 PathProgramCache]: Analyzing trace with hash 1304602731, now seen corresponding path program 34 times [2022-03-03 18:32:55,351 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:55,351 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220012887] [2022-03-03 18:32:55,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:55,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:55,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:55,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:55,892 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:55,892 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220012887] [2022-03-03 18:32:55,892 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1220012887] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:55,892 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:55,892 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:32:55,892 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829192546] [2022-03-03 18:32:55,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:55,893 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:32:55,893 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:55,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:32:55,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=533, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:32:55,893 INFO L87 Difference]: Start difference. First operand 2444 states and 4643 transitions. Second operand has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:59,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:59,365 INFO L93 Difference]: Finished difference Result 4008 states and 7697 transitions. [2022-03-03 18:32:59,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-03 18:32:59,365 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 180 [2022-03-03 18:32:59,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:59,369 INFO L225 Difference]: With dead ends: 4008 [2022-03-03 18:32:59,369 INFO L226 Difference]: Without dead ends: 4008 [2022-03-03 18:32:59,370 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2098 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=1039, Invalid=6101, Unknown=0, NotChecked=0, Total=7140 [2022-03-03 18:32:59,370 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1631 mSDsluCounter, 4761 mSDsCounter, 0 mSdLazyCounter, 3671 mSolverCounterSat, 233 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1631 SdHoareTripleChecker+Valid, 5117 SdHoareTripleChecker+Invalid, 3904 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 233 IncrementalHoareTripleChecker+Valid, 3671 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:59,370 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1631 Valid, 5117 Invalid, 3904 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [233 Valid, 3671 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:32:59,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4008 states. [2022-03-03 18:32:59,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4008 to 2319. [2022-03-03 18:32:59,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2319 states, 2310 states have (on average 1.9021645021645022) internal successors, (4394), 2318 states have internal predecessors, (4394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:59,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2319 states to 2319 states and 4394 transitions. [2022-03-03 18:32:59,395 INFO L78 Accepts]: Start accepts. Automaton has 2319 states and 4394 transitions. Word has length 180 [2022-03-03 18:32:59,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:59,395 INFO L470 AbstractCegarLoop]: Abstraction has 2319 states and 4394 transitions. [2022-03-03 18:32:59,395 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.5) internal successors, (180), 25 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:59,395 INFO L276 IsEmpty]: Start isEmpty. Operand 2319 states and 4394 transitions. [2022-03-03 18:32:59,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-03-03 18:32:59,397 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:59,397 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:59,397 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable232 [2022-03-03 18:32:59,397 INFO L402 AbstractCegarLoop]: === Iteration 234 === Targeting t_funErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:32:59,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:59,397 INFO L85 PathProgramCache]: Analyzing trace with hash -1162521955, now seen corresponding path program 1 times [2022-03-03 18:32:59,397 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:59,397 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718183595] [2022-03-03 18:32:59,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:59,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:59,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:59,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:59,480 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:59,480 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718183595] [2022-03-03 18:32:59,480 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718183595] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:59,480 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:59,480 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:32:59,480 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093937160] [2022-03-03 18:32:59,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:59,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:32:59,481 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:59,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:32:59,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:32:59,481 INFO L87 Difference]: Start difference. First operand 2319 states and 4394 transitions. Second operand has 6 states, 5 states have (on average 36.8) internal successors, (184), 6 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:59,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:59,704 INFO L93 Difference]: Finished difference Result 2476 states and 4692 transitions. [2022-03-03 18:32:59,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:32:59,704 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 36.8) internal successors, (184), 6 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 184 [2022-03-03 18:32:59,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:59,706 INFO L225 Difference]: With dead ends: 2476 [2022-03-03 18:32:59,706 INFO L226 Difference]: Without dead ends: 2476 [2022-03-03 18:32:59,707 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 [2022-03-03 18:32:59,707 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 100 mSDsluCounter, 541 mSDsCounter, 0 mSdLazyCounter, 413 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 835 SdHoareTripleChecker+Invalid, 430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:59,707 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [100 Valid, 835 Invalid, 430 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 413 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-03 18:32:59,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2476 states. [2022-03-03 18:32:59,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2476 to 2395. [2022-03-03 18:32:59,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2395 states, 2386 states have (on average 1.90360435875943) internal successors, (4542), 2394 states have internal predecessors, (4542), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:59,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2395 states to 2395 states and 4542 transitions. [2022-03-03 18:32:59,725 INFO L78 Accepts]: Start accepts. Automaton has 2395 states and 4542 transitions. Word has length 184 [2022-03-03 18:32:59,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:59,725 INFO L470 AbstractCegarLoop]: Abstraction has 2395 states and 4542 transitions. [2022-03-03 18:32:59,725 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 36.8) internal successors, (184), 6 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:32:59,725 INFO L276 IsEmpty]: Start isEmpty. Operand 2395 states and 4542 transitions. [2022-03-03 18:32:59,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2022-03-03 18:32:59,726 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:59,726 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:59,727 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable233 [2022-03-03 18:32:59,727 INFO L402 AbstractCegarLoop]: === Iteration 235 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:32:59,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:59,727 INFO L85 PathProgramCache]: Analyzing trace with hash -5834410, now seen corresponding path program 1 times [2022-03-03 18:32:59,727 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:59,727 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322497810] [2022-03-03 18:32:59,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:59,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:59,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:00,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:33:00,262 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:00,262 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322497810] [2022-03-03 18:33:00,262 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [322497810] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:00,262 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:00,262 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2022-03-03 18:33:00,262 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608883868] [2022-03-03 18:33:00,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:00,262 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-03-03 18:33:00,262 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:00,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-03-03 18:33:00,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=535, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:33:00,263 INFO L87 Difference]: Start difference. First operand 2395 states and 4542 transitions. Second operand has 25 states, 24 states have (on average 7.875) internal successors, (189), 25 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:02,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:02,973 INFO L93 Difference]: Finished difference Result 2696 states and 5104 transitions. [2022-03-03 18:33:02,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-03-03 18:33:02,974 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 7.875) internal successors, (189), 25 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 189 [2022-03-03 18:33:02,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:02,977 INFO L225 Difference]: With dead ends: 2696 [2022-03-03 18:33:02,977 INFO L226 Difference]: Without dead ends: 2696 [2022-03-03 18:33:02,977 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1753 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1164, Invalid=5316, Unknown=0, NotChecked=0, Total=6480 [2022-03-03 18:33:02,977 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1441 mSDsluCounter, 4266 mSDsCounter, 0 mSdLazyCounter, 3255 mSolverCounterSat, 235 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1441 SdHoareTripleChecker+Valid, 4610 SdHoareTripleChecker+Invalid, 3490 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 235 IncrementalHoareTripleChecker+Valid, 3255 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:02,977 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1441 Valid, 4610 Invalid, 3490 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [235 Valid, 3255 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:33:02,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2696 states. [2022-03-03 18:33:02,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2696 to 2360. [2022-03-03 18:33:02,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2360 states, 2352 states have (on average 1.903061224489796) internal successors, (4476), 2359 states have internal predecessors, (4476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:02,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2360 states to 2360 states and 4476 transitions. [2022-03-03 18:33:02,997 INFO L78 Accepts]: Start accepts. Automaton has 2360 states and 4476 transitions. Word has length 189 [2022-03-03 18:33:02,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:02,997 INFO L470 AbstractCegarLoop]: Abstraction has 2360 states and 4476 transitions. [2022-03-03 18:33:02,997 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 7.875) internal successors, (189), 25 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:02,997 INFO L276 IsEmpty]: Start isEmpty. Operand 2360 states and 4476 transitions. [2022-03-03 18:33:02,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2022-03-03 18:33:02,999 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:02,999 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:02,999 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable234 [2022-03-03 18:33:02,999 INFO L402 AbstractCegarLoop]: === Iteration 236 === Targeting t_funErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:33:02,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:02,999 INFO L85 PathProgramCache]: Analyzing trace with hash 1244583202, now seen corresponding path program 1 times [2022-03-03 18:33:02,999 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:02,999 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237298519] [2022-03-03 18:33:02,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:03,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:03,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:03,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:33:03,096 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:03,096 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237298519] [2022-03-03 18:33:03,096 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1237298519] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:03,096 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:03,096 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:33:03,096 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398422648] [2022-03-03 18:33:03,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:03,097 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:33:03,097 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:03,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:33:03,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:33:03,097 INFO L87 Difference]: Start difference. First operand 2360 states and 4476 transitions. Second operand has 6 states, 5 states have (on average 38.4) internal successors, (192), 6 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:03,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:03,298 INFO L93 Difference]: Finished difference Result 2452 states and 4640 transitions. [2022-03-03 18:33:03,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:33:03,299 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 38.4) internal successors, (192), 6 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 192 [2022-03-03 18:33:03,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:03,301 INFO L225 Difference]: With dead ends: 2452 [2022-03-03 18:33:03,301 INFO L226 Difference]: Without dead ends: 1921 [2022-03-03 18:33:03,302 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 [2022-03-03 18:33:03,302 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 103 mSDsluCounter, 365 mSDsCounter, 0 mSdLazyCounter, 288 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 675 SdHoareTripleChecker+Invalid, 295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:03,302 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [103 Valid, 675 Invalid, 295 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 288 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-03 18:33:03,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1921 states. [2022-03-03 18:33:03,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1921 to 1913. [2022-03-03 18:33:03,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1913 states, 1905 states have (on average 1.8687664041994752) internal successors, (3560), 1912 states have internal predecessors, (3560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:03,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 1913 states and 3560 transitions. [2022-03-03 18:33:03,321 INFO L78 Accepts]: Start accepts. Automaton has 1913 states and 3560 transitions. Word has length 192 [2022-03-03 18:33:03,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:03,321 INFO L470 AbstractCegarLoop]: Abstraction has 1913 states and 3560 transitions. [2022-03-03 18:33:03,321 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 38.4) internal successors, (192), 6 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-03 18:33:03,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1913 states and 3560 transitions. [2022-03-03 18:33:03,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2022-03-03 18:33:03,322 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:03,322 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:03,322 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable235 [2022-03-03 18:33:03,323 INFO L402 AbstractCegarLoop]: === Iteration 237 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-03-03 18:33:03,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:03,323 INFO L85 PathProgramCache]: Analyzing trace with hash -715686033, now seen corresponding path program 1 times [2022-03-03 18:33:03,323 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:03,323 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860777950] [2022-03-03 18:33:03,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:03,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:03,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-03 18:33:03,384 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-03-03 18:33:03,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-03 18:33:03,500 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-03-03 18:33:03,500 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-03-03 18:33:03,500 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (29 of 30 remaining) [2022-03-03 18:33:03,502 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (28 of 30 remaining) [2022-03-03 18:33:03,502 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (27 of 30 remaining) [2022-03-03 18:33:03,503 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (26 of 30 remaining) [2022-03-03 18:33:03,503 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (25 of 30 remaining) [2022-03-03 18:33:03,503 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (24 of 30 remaining) [2022-03-03 18:33:03,503 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (23 of 30 remaining) [2022-03-03 18:33:03,503 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (22 of 30 remaining) [2022-03-03 18:33:03,503 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (21 of 30 remaining) [2022-03-03 18:33:03,503 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (20 of 30 remaining) [2022-03-03 18:33:03,503 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (19 of 30 remaining) [2022-03-03 18:33:03,503 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (18 of 30 remaining) [2022-03-03 18:33:03,504 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (17 of 30 remaining) [2022-03-03 18:33:03,504 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (16 of 30 remaining) [2022-03-03 18:33:03,504 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (15 of 30 remaining) [2022-03-03 18:33:03,504 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (14 of 30 remaining) [2022-03-03 18:33:03,504 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (13 of 30 remaining) [2022-03-03 18:33:03,504 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (12 of 30 remaining) [2022-03-03 18:33:03,504 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (11 of 30 remaining) [2022-03-03 18:33:03,504 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (10 of 30 remaining) [2022-03-03 18:33:03,504 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONDATA_RACE (9 of 30 remaining) [2022-03-03 18:33:03,505 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr5ASSERT_VIOLATIONDATA_RACE (8 of 30 remaining) [2022-03-03 18:33:03,505 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr6ASSERT_VIOLATIONDATA_RACE (7 of 30 remaining) [2022-03-03 18:33:03,505 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (6 of 30 remaining) [2022-03-03 18:33:03,505 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (5 of 30 remaining) [2022-03-03 18:33:03,505 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (4 of 30 remaining) [2022-03-03 18:33:03,505 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (3 of 30 remaining) [2022-03-03 18:33:03,505 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONDATA_RACE (2 of 30 remaining) [2022-03-03 18:33:03,505 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr5ASSERT_VIOLATIONDATA_RACE (1 of 30 remaining) [2022-03-03 18:33:03,506 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr6ASSERT_VIOLATIONDATA_RACE (0 of 30 remaining) [2022-03-03 18:33:03,506 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable236 [2022-03-03 18:33:03,508 INFO L732 BasicCegarLoop]: Path program histogram: [94, 48, 44, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:03,513 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-03 18:33:03,513 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-03 18:33:03,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 06:33:03 BasicIcfg [2022-03-03 18:33:03,606 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-03 18:33:03,606 INFO L158 Benchmark]: Toolchain (without parser) took 635055.15ms. Allocated memory was 190.8MB in the beginning and 505.4MB in the end (delta: 314.6MB). Free memory was 137.3MB in the beginning and 369.8MB in the end (delta: -232.5MB). Peak memory consumption was 83.2MB. Max. memory is 8.0GB. [2022-03-03 18:33:03,607 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 190.8MB. Free memory is still 156.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-03 18:33:03,607 INFO L158 Benchmark]: CACSL2BoogieTranslator took 780.50ms. Allocated memory is still 190.8MB. Free memory was 137.1MB in the beginning and 138.0MB in the end (delta: -836.1kB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2022-03-03 18:33:03,607 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.45ms. Allocated memory is still 190.8MB. Free memory was 138.0MB in the beginning and 134.3MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-03 18:33:03,607 INFO L158 Benchmark]: Boogie Preprocessor took 54.27ms. Allocated memory is still 190.8MB. Free memory was 134.3MB in the beginning and 131.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-03 18:33:03,607 INFO L158 Benchmark]: RCFGBuilder took 590.17ms. Allocated memory is still 190.8MB. Free memory was 131.1MB in the beginning and 107.0MB in the end (delta: 24.1MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. [2022-03-03 18:33:03,607 INFO L158 Benchmark]: TraceAbstraction took 633537.39ms. Allocated memory was 190.8MB in the beginning and 505.4MB in the end (delta: 314.6MB). Free memory was 106.5MB in the beginning and 369.8MB in the end (delta: -263.3MB). Peak memory consumption was 52.8MB. Max. memory is 8.0GB. [2022-03-03 18:33:03,607 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 190.8MB. Free memory is still 156.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 780.50ms. Allocated memory is still 190.8MB. Free memory was 137.1MB in the beginning and 138.0MB in the end (delta: -836.1kB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 85.45ms. Allocated memory is still 190.8MB. Free memory was 138.0MB in the beginning and 134.3MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 54.27ms. Allocated memory is still 190.8MB. Free memory was 134.3MB in the beginning and 131.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 590.17ms. Allocated memory is still 190.8MB. Free memory was 131.1MB in the beginning and 107.0MB in the end (delta: 24.1MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. * TraceAbstraction took 633537.39ms. Allocated memory was 190.8MB in the beginning and 505.4MB in the end (delta: 314.6MB). Free memory was 106.5MB in the beginning and 369.8MB in the end (delta: -263.3MB). Peak memory consumption was 52.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - DataRaceFoundResult [Line: 1261]: Data race detected Data race detected The following path leads to a data race: [L1224-L1227] 0 struct s { int datum; struct s *next; } *A, *B; VAL [A={0:0}, B={0:0}] [L1232] 0 pthread_mutex_t A_mutex = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [A={0:0}, A_mutex={2:0}, B={0:0}] [L1233] 0 pthread_mutex_t B_mutex = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [A={0:0}, A_mutex={2:0}, B={0:0}, B_mutex={3:0}] [L1247] 0 pthread_t t1; VAL [A={0:0}, A_mutex={2:0}, B={0:0}, B_mutex={3:0}, t1={13:0}] [L1248] 0 int *ip; VAL [A={0:0}, A_mutex={2:0}, B={0:0}, B_mutex={3:0}, t1={13:0}] [L1249] 0 struct s *sp; VAL [A={0:0}, A_mutex={2:0}, B={0:0}, B_mutex={3:0}, t1={13:0}] [L1250] 0 struct s *p = malloc(sizeof(struct s)); VAL [A={0:0}, A_mutex={2:0}, B={0:0}, B_mutex={3:0}, malloc(sizeof(struct s))={-2:0}, p={-2:0}, t1={13:0}] [L1251] CALL 0 init(p,9) [L1229] 0 p -> datum = x VAL [\old(x)=9, A={0:0}, A_mutex={2:0}, B={0:0}, B_mutex={3:0}, p={-2:0}, p={-2:0}, x=9] [L1230] 0 p -> next = ((void *)0) VAL [\old(x)=9, A={0:0}, A_mutex={2:0}, B={0:0}, B_mutex={3:0}, p={-2:0}, p={-2:0}, x=9] [L1251] RET 0 init(p,9) [L1252] 0 A = malloc(sizeof(struct s)) VAL [A={11:0}, A = malloc(sizeof(struct s))=129, A_mutex={2:0}, B={0:0}, B_mutex={3:0}, malloc(sizeof(struct s))={11:0}, p={-2:0}, t1={13:0}] [L1253] 0 init(A,3) VAL [A={11:0}, A_mutex={2:0}, B={0:0}, B_mutex={3:0}, p={-2:0}, t1={13:0}] [L1253] CALL 0 init(A,3) [L1229] 0 p -> datum = x VAL [\old(x)=3, A={11:0}, A_mutex={2:0}, B={0:0}, B_mutex={3:0}, p={11:0}, p={11:0}, x=3] [L1230] 0 p -> next = ((void *)0) VAL [\old(x)=3, A={11:0}, A_mutex={2:0}, B={0:0}, B_mutex={3:0}, p={11:0}, p={11:0}, x=3] [L1253] RET 0 init(A,3) [L1254] EXPR 0 A->next VAL [A={11:0}, A_mutex={2:0}, B={0:0}, B_mutex={3:0}, p={-2:0}, t1={13:0}] [L1254] 0 A->next = p VAL [A={11:0}, A_mutex={2:0}, B={0:0}, B_mutex={3:0}, p={-2:0}, t1={13:0}] [L1255] 0 B = malloc(sizeof(struct s)) VAL [A={11:0}, A_mutex={2:0}, B={-3:0}, B = malloc(sizeof(struct s))=112, B_mutex={3:0}, malloc(sizeof(struct s))={-3:0}, p={-2:0}, t1={13:0}] [L1256] 0 init(B,5) VAL [A={11:0}, A_mutex={2:0}, B={-3:0}, B_mutex={3:0}, p={-2:0}, t1={13:0}] [L1256] CALL 0 init(B,5) [L1229] 0 p -> datum = x VAL [\old(x)=5, A={11:0}, A_mutex={2:0}, B={-3:0}, B_mutex={3:0}, p={-3:0}, p={-3:0}, x=5] [L1230] 0 p -> next = ((void *)0) VAL [\old(x)=5, A={11:0}, A_mutex={2:0}, B={-3:0}, B_mutex={3:0}, p={-3:0}, p={-3:0}, x=5] [L1256] RET 0 init(B,5) [L1257] FCALL, FORK 0 pthread_create(&t1, ((void *)0), t_fun, ((void *)0)) VAL [A={11:0}, A_mutex={2:0}, B={-3:0}, B_mutex={3:0}, p={-2:0}, pthread_create(&t1, ((void *)0), t_fun, ((void *)0))=-1, t1={13:0}] [L1235] 1 int *ip; VAL [A={11:0}, A_mutex={2:0}, arg={0:0}, arg={0:0}, B={-3:0}, B_mutex={3:0}] [L1236] 1 struct s *t, *sp = __VERIFIER_nondet_pointer(); VAL [__VERIFIER_nondet_pointer()={115:125}, A={11:0}, A_mutex={2:0}, arg={0:0}, arg={0:0}, B={-3:0}, B_mutex={3:0}, sp={115:125}] [L1258] 0 ip = &p->datum VAL [A={11:0}, A_mutex={2:0}, B={-3:0}, B_mutex={3:0}, ip={-2:0}, p={-2:0}, t1={13:0}] [L1259] 0 sp = ((struct s *)((char *)(ip)-(unsigned long)(&((struct s *)0)->datum))) VAL [A={11:0}, A_mutex={2:0}, B={-3:0}, B_mutex={3:0}, ip={-2:0}, p={-2:0}, sp={-2:0}, t1={13:0}] [L1261] EXPR 0 A->next VAL [A={11:0}, A->next={-2:0}, A_mutex={2:0}, B={-3:0}, B_mutex={3:0}, ip={-2:0}, p={-2:0}, sp={-2:0}, t1={13:0}] [L1261] 0 p = A->next VAL [A={11:0}, A->next={-2:0}, A_mutex={2:0}, B={-3:0}, B_mutex={3:0}, ip={-2:0}, p={-2:0}, sp={-2:0}, t1={13:0}] [L1237] 1 struct s *p = malloc(sizeof(struct s)); VAL [A={11:0}, A_mutex={2:0}, arg={0:0}, arg={0:0}, B={-3:0}, B_mutex={3:0}, malloc(sizeof(struct s))={-4:0}, p={-4:0}, sp={115:125}] [L1238] CALL 1 init(p,7) [L1229] 1 p -> datum = x VAL [\old(x)=7, \old(x)=5, A={11:0}, A_mutex={2:0}, B={-3:0}, B_mutex={3:0}, p={-3:0}, p={-3:0}, p={-4:0}, p={-4:0}, x=5, x=7] [L1230] 1 p -> next = ((void *)0) VAL [\old(x)=5, \old(x)=7, A={11:0}, A_mutex={2:0}, B={-3:0}, B_mutex={3:0}, p={-4:0}, p={-3:0}, p={-3:0}, p={-4:0}, x=5, x=7] [L1238] RET 1 init(p,7) [L1240] EXPR 1 A->next VAL [A={11:0}, A->next={-2:0}, A_mutex={2:0}, arg={0:0}, arg={0:0}, B={-3:0}, B_mutex={3:0}, p={-4:0}, sp={115:125}] [L1240] 1 t = A->next VAL [A={11:0}, A->next={-2:0}, A_mutex={2:0}, arg={0:0}, arg={0:0}, B={-3:0}, B_mutex={3:0}, p={-4:0}, sp={115:125}, t={-2:0}] [L1241] EXPR 1 A->next VAL [A={11:0}, A_mutex={2:0}, arg={0:0}, arg={0:0}, B={-3:0}, B_mutex={3:0}, p={-4:0}, sp={115:125}, t={-2:0}] [L1241] 1 A->next = sp VAL [A={11:0}, A->next = sp=103, A_mutex={2:0}, arg={0:0}, arg={0:0}, B={-3:0}, B_mutex={3:0}, p={-4:0}, sp={115:125}, t={-2:0}] [L1261] 0 p = A->next VAL [A={11:0}, A->next={-2:0}, A_mutex={2:0}, B={-3:0}, B_mutex={3:0}, ip={-2:0}, p={-2:0}, sp={-2:0}, t1={13:0}] Now there is a data race, but we were unable to determine exactly which statements and variables are involved. There could be a race between one of the statements * C: p -> next = ((void *)0) [1230] * C: p -> datum = x [1229] * C: p -> next = ((void *)0) [1230] * C: A->next = p [1254] * C: p -> datum = x [1229] * C: A->next = p [1254] * C: A->next = p [1254] * C: p -> datum = x [1229] * C: p -> next = ((void *)0) [1230] * C: A = malloc(sizeof(struct s)) [1252] * C: p -> next = ((void *)0) [1230] * C: p -> datum = x [1229] * C: B = malloc(sizeof(struct s)) [1255] * C: A->next = p [1254] * C: A->next = sp [1241] and C: p = A->next [1261] - UnprovableResult [Line: 1229]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1230]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1252]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1253]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1229]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1230]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1254]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1254]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1255]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1256]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1229]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1230]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1261]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1262]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1257]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 1229]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1230]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1240]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1240]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1241]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1241]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1242]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 323 locations, 30 error locations. Started 1 CEGAR loops. OverallTime: 633.3s, OverallIterations: 237, TraceHistogramMax: 1, PathProgramHistogramMax: 94, EmptinessCheckTime: 0.4s, AutomataDifference: 528.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 340160 SdHoareTripleChecker+Valid, 317.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 340160 mSDsluCounter, 951511 SdHoareTripleChecker+Invalid, 263.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 871334 mSDsCounter, 52855 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 727887 IncrementalHoareTripleChecker+Invalid, 780742 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 52855 mSolverCounterUnsat, 81212 mSDtfsCounter, 727887 mSolverCounterSat, 2.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 15737 GetRequests, 1071 SyntacticMatches, 0 SemanticMatches, 14666 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 279581 ImplicationChecksByTransitivity, 240.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3045occurred in iteration=124, InterpolantAutomatonStates: 11748, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 8.0s AutomataMinimizationTime, 236 MinimizatonAttempts, 516553 StatesRemovedByMinimization, 229 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 3.5s SatisfiabilityAnalysisTime, 86.1s InterpolantComputationTime, 39927 NumberOfCodeBlocks, 39927 NumberOfCodeBlocksAsserted, 237 NumberOfCheckSat, 39497 ConstructedInterpolants, 0 QuantifiedInterpolants, 470200 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 236 InterpolantComputations, 236 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-03-03 18:33:03,773 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...