/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/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type false --traceabstraction.considered.threads.and.their.maximal.amount.of.steps '"3,2 1,1 2,2"' --traceabstraction.defines.what.statements.are.considered.a.step.in.por ALL_READ_WRITE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/unroll-5.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-218013a [2023-05-04 07:11:35,040 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-04 07:11:35,042 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-04 07:11:35,077 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-04 07:11:35,077 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-04 07:11:35,082 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-04 07:11:35,087 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-04 07:11:35,088 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-04 07:11:35,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-04 07:11:35,090 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-04 07:11:35,091 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-04 07:11:35,092 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-04 07:11:35,092 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-04 07:11:35,093 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-04 07:11:35,094 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-04 07:11:35,095 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-04 07:11:35,095 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-04 07:11:35,096 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-04 07:11:35,097 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-04 07:11:35,099 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-04 07:11:35,100 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-04 07:11:35,104 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-04 07:11:35,105 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-04 07:11:35,105 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-04 07:11:35,108 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-04 07:11:35,108 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-04 07:11:35,109 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-04 07:11:35,109 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-04 07:11:35,110 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-04 07:11:35,111 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-05-04 07:11:35,111 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-05-04 07:11:35,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-05-04 07:11:35,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-05-04 07:11:35,113 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-05-04 07:11:35,113 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-05-04 07:11:35,114 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-05-04 07:11:35,114 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-05-04 07:11:35,115 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-05-04 07:11:35,115 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-04 07:11:35,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-04 07:11:35,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-04 07:11:35,121 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-04 07:11:35,153 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-04 07:11:35,154 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-04 07:11:35,154 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-04 07:11:35,154 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-04 07:11:35,155 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-04 07:11:35,155 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-04 07:11:35,156 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-04 07:11:35,156 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-04 07:11:35,156 INFO L138 SettingsManager]: * Use SBE=true [2023-05-04 07:11:35,156 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-04 07:11:35,157 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-04 07:11:35,157 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-04 07:11:35,157 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-04 07:11:35,157 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-04 07:11:35,157 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-04 07:11:35,158 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-04 07:11:35,158 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-04 07:11:35,158 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-04 07:11:35,158 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-04 07:11:35,158 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-04 07:11:35,158 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-04 07:11:35,158 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-04 07:11:35,158 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-04 07:11:35,159 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-04 07:11:35,159 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-04 07:11:35,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 07:11:35,159 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-04 07:11:35,159 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-04 07:11:35,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-04 07:11:35,159 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-04 07:11:35,159 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-04 07:11:35,160 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-04 07:11:35,160 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-04 07:11:35,160 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-04 07:11:35,160 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-04 07:11:35,160 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-04 07:11:35,160 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> 3,2 1,1 2,2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> ALL_READ_WRITE [2023-05-04 07:11:35,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-04 07:11:35,444 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-04 07:11:35,447 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-04 07:11:35,448 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-04 07:11:35,449 INFO L275 PluginConnector]: CDTParser initialized [2023-05-04 07:11:35,450 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/unroll-5.wvr.c [2023-05-04 07:11:35,508 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16b5d8dae/bde50a6f2b914185b3240d12e1772636/FLAGb0a105e57 [2023-05-04 07:11:35,933 INFO L306 CDTParser]: Found 1 translation units. [2023-05-04 07:11:35,934 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-5.wvr.c [2023-05-04 07:11:35,948 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16b5d8dae/bde50a6f2b914185b3240d12e1772636/FLAGb0a105e57 [2023-05-04 07:11:35,964 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16b5d8dae/bde50a6f2b914185b3240d12e1772636 [2023-05-04 07:11:35,967 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-04 07:11:35,969 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-04 07:11:35,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-04 07:11:35,972 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-04 07:11:35,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-04 07:11:35,976 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 07:11:35" (1/1) ... [2023-05-04 07:11:35,977 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20cc2dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 07:11:35, skipping insertion in model container [2023-05-04 07:11:35,977 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 07:11:35" (1/1) ... [2023-05-04 07:11:35,983 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-04 07:11:36,006 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-04 07:11:36,258 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-5.wvr.c[2644,2657] [2023-05-04 07:11:36,272 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 07:11:36,283 INFO L203 MainTranslator]: Completed pre-run [2023-05-04 07:11:36,316 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-5.wvr.c[2644,2657] [2023-05-04 07:11:36,318 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 07:11:36,332 INFO L208 MainTranslator]: Completed translation [2023-05-04 07:11:36,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 07:11:36 WrapperNode [2023-05-04 07:11:36,333 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-04 07:11:36,335 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-04 07:11:36,335 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-04 07:11:36,335 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-04 07:11:36,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 07:11:36" (1/1) ... [2023-05-04 07:11:36,350 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 07:11:36" (1/1) ... [2023-05-04 07:11:36,381 INFO L138 Inliner]: procedures = 24, calls = 38, calls flagged for inlining = 14, calls inlined = 14, statements flattened = 164 [2023-05-04 07:11:36,381 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-04 07:11:36,382 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-04 07:11:36,382 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-04 07:11:36,382 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-04 07:11:36,390 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 07:11:36" (1/1) ... [2023-05-04 07:11:36,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 07:11:36" (1/1) ... [2023-05-04 07:11:36,404 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 07:11:36" (1/1) ... [2023-05-04 07:11:36,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 07:11:36" (1/1) ... [2023-05-04 07:11:36,416 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 07:11:36" (1/1) ... [2023-05-04 07:11:36,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 07:11:36" (1/1) ... [2023-05-04 07:11:36,421 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 07:11:36" (1/1) ... [2023-05-04 07:11:36,423 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 07:11:36" (1/1) ... [2023-05-04 07:11:36,425 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-04 07:11:36,426 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-04 07:11:36,426 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-04 07:11:36,426 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-04 07:11:36,434 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 07:11:36" (1/1) ... [2023-05-04 07:11:36,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 07:11:36,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 07:11:36,462 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) [2023-05-04 07:11:36,490 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 [2023-05-04 07:11:36,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-04 07:11:36,507 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-04 07:11:36,507 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-04 07:11:36,508 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-04 07:11:36,508 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-04 07:11:36,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-04 07:11:36,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-04 07:11:36,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-04 07:11:36,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-05-04 07:11:36,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-04 07:11:36,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-04 07:11:36,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-04 07:11:36,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-04 07:11:36,511 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-04 07:11:36,625 INFO L235 CfgBuilder]: Building ICFG [2023-05-04 07:11:36,626 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-04 07:11:36,948 INFO L276 CfgBuilder]: Performing block encoding [2023-05-04 07:11:36,957 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-04 07:11:36,958 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2023-05-04 07:11:36,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 07:11:36 BoogieIcfgContainer [2023-05-04 07:11:36,960 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-04 07:11:36,962 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-04 07:11:36,962 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-04 07:11:36,965 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-04 07:11:36,965 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 07:11:35" (1/3) ... [2023-05-04 07:11:36,966 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55ea258f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 07:11:36, skipping insertion in model container [2023-05-04 07:11:36,966 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 07:11:36" (2/3) ... [2023-05-04 07:11:36,967 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55ea258f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 07:11:36, skipping insertion in model container [2023-05-04 07:11:36,967 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 07:11:36" (3/3) ... [2023-05-04 07:11:36,968 INFO L112 eAbstractionObserver]: Analyzing ICFG unroll-5.wvr.c [2023-05-04 07:11:36,975 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-04 07:11:36,983 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-04 07:11:36,983 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-04 07:11:36,983 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-04 07:11:37,062 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-05-04 07:11:37,112 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 07:11:37,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-04 07:11:37,112 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 07:11:37,114 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-05-04 07:11:37,119 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-05-04 07:11:37,148 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-04 07:11:37,164 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-04 07:11:37,179 INFO L357 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=PARTIAL_ORDER_FA, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6f046980, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 07:11:37,180 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-05-04 07:11:37,357 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 07:11:37,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 07:11:37,362 INFO L85 PathProgramCache]: Analyzing trace with hash -1998894523, now seen corresponding path program 1 times [2023-05-04 07:11:37,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 07:11:37,371 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1631420982] [2023-05-04 07:11:37,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 07:11:37,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 07:11:37,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 07:11:37,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 07:11:37,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 07:11:37,663 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1631420982] [2023-05-04 07:11:37,665 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1631420982] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 07:11:37,665 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 07:11:37,665 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-04 07:11:37,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108521478] [2023-05-04 07:11:37,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 07:11:37,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-04 07:11:37,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 07:11:37,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-04 07:11:37,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-04 07:11:37,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:37,698 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 07:11:37,699 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 48.0) internal successors, (96), 2 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 07:11:37,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:37,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:37,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-04 07:11:37,757 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 07:11:37,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 07:11:37,758 INFO L85 PathProgramCache]: Analyzing trace with hash 723608299, now seen corresponding path program 1 times [2023-05-04 07:11:37,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 07:11:37,759 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965578585] [2023-05-04 07:11:37,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 07:11:37,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 07:11:37,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 07:11:38,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 07:11:38,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 07:11:38,191 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [965578585] [2023-05-04 07:11:38,191 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [965578585] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 07:11:38,191 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 07:11:38,191 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-05-04 07:11:38,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193407636] [2023-05-04 07:11:38,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 07:11:38,193 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-04 07:11:38,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 07:11:38,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-04 07:11:38,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-05-04 07:11:38,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:38,194 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 07:11:38,195 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 6 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 07:11:38,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:38,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:38,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:38,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 07:11:38,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-04 07:11:38,415 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 07:11:38,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 07:11:38,416 INFO L85 PathProgramCache]: Analyzing trace with hash -562319887, now seen corresponding path program 1 times [2023-05-04 07:11:38,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 07:11:38,417 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130004202] [2023-05-04 07:11:38,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 07:11:38,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 07:11:38,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 07:11:38,854 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-05-04 07:11:38,854 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 07:11:38,855 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130004202] [2023-05-04 07:11:38,856 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2130004202] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 07:11:38,856 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 07:11:38,856 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-05-04 07:11:38,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146586204] [2023-05-04 07:11:38,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 07:11:38,858 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-05-04 07:11:38,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 07:11:38,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-05-04 07:11:38,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-05-04 07:11:38,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:38,862 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 07:11:38,862 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.6) internal successors, (158), 5 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 07:11:38,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:38,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 07:11:38,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:39,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:39,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-04 07:11:39,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 07:11:39,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-04 07:11:39,033 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 07:11:39,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 07:11:39,034 INFO L85 PathProgramCache]: Analyzing trace with hash 791975890, now seen corresponding path program 1 times [2023-05-04 07:11:39,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 07:11:39,035 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846059519] [2023-05-04 07:11:39,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 07:11:39,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 07:11:39,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 07:11:39,216 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 07:11:39,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 07:11:39,217 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846059519] [2023-05-04 07:11:39,217 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1846059519] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 07:11:39,217 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 07:11:39,217 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-05-04 07:11:39,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313271110] [2023-05-04 07:11:39,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 07:11:39,230 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-05-04 07:11:39,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 07:11:39,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-05-04 07:11:39,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-05-04 07:11:39,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:39,231 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 07:11:39,231 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.8) internal successors, (109), 5 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 07:11:39,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:39,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-04 07:11:39,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 07:11:39,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:39,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:39,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-04 07:11:39,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 07:11:39,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 07:11:39,339 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-05-04 07:11:39,339 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 07:11:39,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 07:11:39,340 INFO L85 PathProgramCache]: Analyzing trace with hash -337777399, now seen corresponding path program 1 times [2023-05-04 07:11:39,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 07:11:39,340 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482285085] [2023-05-04 07:11:39,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 07:11:39,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 07:11:39,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 07:11:39,614 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-05-04 07:11:39,615 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 07:11:39,615 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482285085] [2023-05-04 07:11:39,615 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1482285085] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 07:11:39,615 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 07:11:39,615 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-05-04 07:11:39,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123129035] [2023-05-04 07:11:39,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 07:11:39,616 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-05-04 07:11:39,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 07:11:39,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-05-04 07:11:39,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2023-05-04 07:11:39,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:39,617 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 07:11:39,617 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.25) internal successors, (170), 8 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 07:11:39,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:39,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-04 07:11:39,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 07:11:39,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 07:11:39,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:39,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:39,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-04 07:11:39,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 07:11:39,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 07:11:39,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 07:11:39,697 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-05-04 07:11:39,698 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 07:11:39,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 07:11:39,698 INFO L85 PathProgramCache]: Analyzing trace with hash 1110007440, now seen corresponding path program 1 times [2023-05-04 07:11:39,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 07:11:39,699 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330337095] [2023-05-04 07:11:39,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 07:11:39,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 07:11:39,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2023-05-04 07:26:08,709 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-04 07:26:08,709 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-04 07:26:08,723 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 07:26:08,831 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 07:26:08,832 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 07:26:08,832 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 07:26:08,833 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 07:26:08,833 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 07:26:08,833 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 07:26:08,834 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 07:26:08,834 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 07:26:08,834 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 07:26:08,834 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 07:26:08,835 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 07:26:08,835 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 07:26:08,835 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 07:26:08,835 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 07:26:08,836 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 07:26:08,836 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 07:26:08,836 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 07:26:08,836 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 07:26:08,837 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 07:26:08,837 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 07:26:08,837 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 07:26:08,837 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 07:26:08,841 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2023-05-04 07:26:08,841 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-05-04 07:26:08,841 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 204 with TraceHistMax 3,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 202 interpolants. [2023-05-04 07:26:08,843 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2023-05-04 07:26:08,843 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2023-05-04 07:26:08,848 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-05-04 07:26:08,850 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-04 07:26:08,850 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-04 07:26:08,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 07:26:08 BasicIcfg [2023-05-04 07:26:08,852 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-04 07:26:08,853 INFO L158 Benchmark]: Toolchain (without parser) took 872883.33ms. Allocated memory was 180.4MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 149.2MB in the beginning and 721.2MB in the end (delta: -572.0MB). Peak memory consumption was 867.2MB. Max. memory is 8.0GB. [2023-05-04 07:26:08,853 INFO L158 Benchmark]: CDTParser took 0.57ms. Allocated memory is still 180.4MB. Free memory is still 134.8MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-04 07:26:08,853 INFO L158 Benchmark]: CACSL2BoogieTranslator took 361.24ms. Allocated memory was 180.4MB in the beginning and 256.9MB in the end (delta: 76.5MB). Free memory was 149.0MB in the beginning and 225.7MB in the end (delta: -76.7MB). Peak memory consumption was 5.8MB. Max. memory is 8.0GB. [2023-05-04 07:26:08,854 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.84ms. Allocated memory is still 256.9MB. Free memory was 225.7MB in the beginning and 223.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-04 07:26:08,854 INFO L158 Benchmark]: Boogie Preprocessor took 42.68ms. Allocated memory is still 256.9MB. Free memory was 223.6MB in the beginning and 222.0MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-04 07:26:08,854 INFO L158 Benchmark]: RCFGBuilder took 534.25ms. Allocated memory is still 256.9MB. Free memory was 222.0MB in the beginning and 203.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2023-05-04 07:26:08,855 INFO L158 Benchmark]: TraceAbstraction took 871890.05ms. Allocated memory was 256.9MB in the beginning and 1.2GB in the end (delta: 993.0MB). Free memory was 202.1MB in the beginning and 721.2MB in the end (delta: -519.0MB). Peak memory consumption was 844.6MB. Max. memory is 8.0GB. [2023-05-04 07:26:08,856 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57ms. Allocated memory is still 180.4MB. Free memory is still 134.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 361.24ms. Allocated memory was 180.4MB in the beginning and 256.9MB in the end (delta: 76.5MB). Free memory was 149.0MB in the beginning and 225.7MB in the end (delta: -76.7MB). Peak memory consumption was 5.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 46.84ms. Allocated memory is still 256.9MB. Free memory was 225.7MB in the beginning and 223.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 42.68ms. Allocated memory is still 256.9MB. Free memory was 223.6MB in the beginning and 222.0MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 534.25ms. Allocated memory is still 256.9MB. Free memory was 222.0MB in the beginning and 203.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * TraceAbstraction took 871890.05ms. Allocated memory was 256.9MB in the beginning and 1.2GB in the end (delta: 993.0MB). Free memory was 202.1MB in the beginning and 721.2MB in the end (delta: -519.0MB). Peak memory consumption was 844.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8168, independent: 7645, independent conditional: 610, independent unconditional: 7035, dependent: 523, dependent conditional: 515, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7653, independent: 7645, independent conditional: 610, independent unconditional: 7035, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7653, independent: 7645, independent conditional: 610, independent unconditional: 7035, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7653, independent: 7645, independent conditional: 0, independent unconditional: 7645, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7653, independent: 7645, independent conditional: 0, independent unconditional: 7645, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7653, independent: 7645, independent conditional: 0, independent unconditional: 7645, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4738, independent: 4730, independent conditional: 0, independent unconditional: 4730, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4738, independent: 4729, independent conditional: 0, independent unconditional: 4729, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 9, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 9, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 113, independent: 51, independent conditional: 0, independent unconditional: 51, dependent: 62, dependent conditional: 0, dependent unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7653, independent: 2915, independent conditional: 0, independent unconditional: 2915, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 4738, unknown conditional: 0, unknown unconditional: 4738] , Statistics on independence cache: Total cache size (in pairs): 4738, Positive cache size: 4730, Positive conditional cache size: 0, Positive unconditional cache size: 4730, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 515 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 412, Number of trivial persistent sets: 275, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7043, independent: 7035, independent conditional: 0, independent unconditional: 7035, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8168, independent: 7645, independent conditional: 610, independent unconditional: 7035, dependent: 523, dependent conditional: 515, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7653, independent: 7645, independent conditional: 610, independent unconditional: 7035, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7653, independent: 7645, independent conditional: 610, independent unconditional: 7035, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7653, independent: 7645, independent conditional: 0, independent unconditional: 7645, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7653, independent: 7645, independent conditional: 0, independent unconditional: 7645, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7653, independent: 7645, independent conditional: 0, independent unconditional: 7645, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4738, independent: 4730, independent conditional: 0, independent unconditional: 4730, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4738, independent: 4729, independent conditional: 0, independent unconditional: 4729, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 9, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 9, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 113, independent: 51, independent conditional: 0, independent unconditional: 51, dependent: 62, dependent conditional: 0, dependent unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7653, independent: 2915, independent conditional: 0, independent unconditional: 2915, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 4738, unknown conditional: 0, unknown unconditional: 4738] , Statistics on independence cache: Total cache size (in pairs): 4738, Positive cache size: 4730, Positive conditional cache size: 0, Positive unconditional cache size: 4730, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 515 - TimeoutResultAtElement [Line: 97]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 204 with TraceHistMax 3,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 202 interpolants. - TimeoutResultAtElement [Line: 92]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 204 with TraceHistMax 3,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 202 interpolants. - TimeoutResultAtElement [Line: 91]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 204 with TraceHistMax 3,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 202 interpolants. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 287 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 871.7s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.8s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 30, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 715 NumberOfCodeBlocks, 715 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 710 ConstructedInterpolants, 0 QuantifiedInterpolants, 1495 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 107/107 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown