/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 X --traceabstraction.defines.what.statements.are.considered.a.step.in.por LOOP -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/unroll-5.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-32214ab [2023-05-20 18:04:08,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-20 18:04:08,222 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-20 18:04:08,255 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-20 18:04:08,255 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-20 18:04:08,258 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-20 18:04:08,260 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-20 18:04:08,262 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-20 18:04:08,264 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-20 18:04:08,268 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-20 18:04:08,269 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-20 18:04:08,270 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-20 18:04:08,271 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-20 18:04:08,272 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-20 18:04:08,273 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-20 18:04:08,274 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-20 18:04:08,275 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-20 18:04:08,275 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-20 18:04:08,277 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-20 18:04:08,281 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-20 18:04:08,281 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-20 18:04:08,282 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-20 18:04:08,283 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-20 18:04:08,284 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-20 18:04:08,289 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-20 18:04:08,290 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-20 18:04:08,290 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-20 18:04:08,291 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-20 18:04:08,291 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-20 18:04:08,292 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-05-20 18:04:08,292 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-05-20 18:04:08,292 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-05-20 18:04:08,294 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-05-20 18:04:08,294 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-05-20 18:04:08,295 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-05-20 18:04:08,295 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-05-20 18:04:08,295 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-05-20 18:04:08,296 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-05-20 18:04:08,296 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-20 18:04:08,296 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-20 18:04:08,297 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-20 18:04:08,297 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-20 18:04:08,321 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-20 18:04:08,321 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-20 18:04:08,321 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-20 18:04:08,321 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-20 18:04:08,322 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-20 18:04:08,322 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-20 18:04:08,323 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-20 18:04:08,323 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-20 18:04:08,323 INFO L138 SettingsManager]: * Use SBE=true [2023-05-20 18:04:08,323 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-20 18:04:08,323 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-20 18:04:08,324 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-20 18:04:08,324 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-20 18:04:08,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-20 18:04:08,324 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-20 18:04:08,324 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-20 18:04:08,324 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-20 18:04:08,324 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-20 18:04:08,324 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-20 18:04:08,324 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-20 18:04:08,324 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-20 18:04:08,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-20 18:04:08,325 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-20 18:04:08,325 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-20 18:04:08,325 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-20 18:04:08,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 18:04:08,325 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-20 18:04:08,325 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-20 18:04:08,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-20 18:04:08,325 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-20 18:04:08,325 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-20 18:04:08,325 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-20 18:04:08,326 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-20 18:04:08,326 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-20 18:04:08,326 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-20 18:04:08,326 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-20 18:04:08,326 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> LOOP [2023-05-20 18:04:08,510 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-20 18:04:08,530 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-20 18:04:08,535 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-20 18:04:08,536 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-20 18:04:08,536 INFO L275 PluginConnector]: CDTParser initialized [2023-05-20 18:04:08,538 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/unroll-5.wvr.c [2023-05-20 18:04:08,590 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aae77110e/836dae18d22d4a4585ad1fae1c79252a/FLAGf3724a4c1 [2023-05-20 18:04:08,945 INFO L306 CDTParser]: Found 1 translation units. [2023-05-20 18:04:08,945 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-5.wvr.c [2023-05-20 18:04:08,951 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aae77110e/836dae18d22d4a4585ad1fae1c79252a/FLAGf3724a4c1 [2023-05-20 18:04:08,962 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aae77110e/836dae18d22d4a4585ad1fae1c79252a [2023-05-20 18:04:08,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-20 18:04:08,965 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-20 18:04:08,965 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-20 18:04:08,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-20 18:04:08,968 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-20 18:04:08,968 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 06:04:08" (1/1) ... [2023-05-20 18:04:08,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aeff5ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 06:04:08, skipping insertion in model container [2023-05-20 18:04:08,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 06:04:08" (1/1) ... [2023-05-20 18:04:08,973 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-20 18:04:08,984 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-20 18:04:09,216 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] [2023-05-20 18:04:09,230 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 18:04:09,254 INFO L203 MainTranslator]: Completed pre-run [2023-05-20 18:04:09,285 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] [2023-05-20 18:04:09,287 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 18:04:09,314 INFO L208 MainTranslator]: Completed translation [2023-05-20 18:04:09,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 06:04:09 WrapperNode [2023-05-20 18:04:09,314 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-20 18:04:09,316 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-20 18:04:09,316 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-20 18:04:09,316 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-20 18:04:09,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 06:04:09" (1/1) ... [2023-05-20 18:04:09,326 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 06:04:09" (1/1) ... [2023-05-20 18:04:09,373 INFO L138 Inliner]: procedures = 24, calls = 38, calls flagged for inlining = 14, calls inlined = 14, statements flattened = 164 [2023-05-20 18:04:09,374 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-20 18:04:09,374 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-20 18:04:09,374 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-20 18:04:09,374 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-20 18:04:09,380 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 06:04:09" (1/1) ... [2023-05-20 18:04:09,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 06:04:09" (1/1) ... [2023-05-20 18:04:09,383 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 06:04:09" (1/1) ... [2023-05-20 18:04:09,383 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 06:04:09" (1/1) ... [2023-05-20 18:04:09,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 06:04:09" (1/1) ... [2023-05-20 18:04:09,392 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 06:04:09" (1/1) ... [2023-05-20 18:04:09,411 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 06:04:09" (1/1) ... [2023-05-20 18:04:09,413 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 06:04:09" (1/1) ... [2023-05-20 18:04:09,414 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-20 18:04:09,415 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-20 18:04:09,415 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-20 18:04:09,415 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-20 18:04:09,424 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 06:04:09" (1/1) ... [2023-05-20 18:04:09,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 18:04:09,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 18:04:09,456 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) [2023-05-20 18:04:09,461 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 [2023-05-20 18:04:09,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-20 18:04:09,484 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-20 18:04:09,484 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-20 18:04:09,484 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-20 18:04:09,484 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-20 18:04:09,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-20 18:04:09,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-20 18:04:09,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-20 18:04:09,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-05-20 18:04:09,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-20 18:04:09,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-20 18:04:09,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-20 18:04:09,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-20 18:04:09,485 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-20 18:04:09,546 INFO L235 CfgBuilder]: Building ICFG [2023-05-20 18:04:09,549 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-20 18:04:09,820 INFO L276 CfgBuilder]: Performing block encoding [2023-05-20 18:04:09,827 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-20 18:04:09,828 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2023-05-20 18:04:09,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 06:04:09 BoogieIcfgContainer [2023-05-20 18:04:09,829 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-20 18:04:09,840 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-20 18:04:09,840 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-20 18:04:09,842 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-20 18:04:09,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.05 06:04:08" (1/3) ... [2023-05-20 18:04:09,843 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6790943 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 06:04:09, skipping insertion in model container [2023-05-20 18:04:09,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 06:04:09" (2/3) ... [2023-05-20 18:04:09,843 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6790943 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 06:04:09, skipping insertion in model container [2023-05-20 18:04:09,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 06:04:09" (3/3) ... [2023-05-20 18:04:09,844 INFO L112 eAbstractionObserver]: Analyzing ICFG unroll-5.wvr.c [2023-05-20 18:04:09,850 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-20 18:04:09,856 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-20 18:04:09,856 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-20 18:04:09,856 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-20 18:04:09,921 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-05-20 18:04:09,959 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 18:04:09,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-20 18:04:09,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 18:04:10,001 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) [2023-05-20 18:04:10,016 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 [2023-05-20 18:04:10,034 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-20 18:04:10,055 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-20 18:04:10,061 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;@562c1396, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 18:04:10,062 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-05-20 18:04:10,239 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 18:04:10,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 18:04:10,243 INFO L85 PathProgramCache]: Analyzing trace with hash 219313770, now seen corresponding path program 1 times [2023-05-20 18:04:10,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 18:04:10,249 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161206438] [2023-05-20 18:04:10,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 18:04:10,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 18:04:10,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 18:04:10,439 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-20 18:04:10,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 18:04:10,440 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161206438] [2023-05-20 18:04:10,441 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1161206438] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 18:04:10,441 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 18:04:10,441 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-20 18:04:10,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269535589] [2023-05-20 18:04:10,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 18:04:10,448 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-20 18:04:10,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 18:04:10,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-20 18:04:10,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-20 18:04:10,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 18:04:10,465 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 18:04:10,466 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 56.0) internal successors, (112), 2 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-20 18:04:10,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 18:04:10,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 18:04:10,487 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-20 18:04:10,487 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 18:04:10,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 18:04:10,487 INFO L85 PathProgramCache]: Analyzing trace with hash 257066772, now seen corresponding path program 1 times [2023-05-20 18:04:10,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 18:04:10,488 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794905851] [2023-05-20 18:04:10,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 18:04:10,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 18:04:10,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 18:04:10,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-20 18:04:10,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 18:04:10,905 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794905851] [2023-05-20 18:04:10,905 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1794905851] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 18:04:10,906 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 18:04:10,906 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-05-20 18:04:10,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515022902] [2023-05-20 18:04:10,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 18:04:10,907 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-20 18:04:10,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 18:04:10,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-20 18:04:10,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-05-20 18:04:10,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 18:04:10,909 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 18:04:10,910 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 6 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) [2023-05-20 18:04:10,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 18:04:10,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 18:04:11,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 18:04:11,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 18:04:11,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-20 18:04:11,100 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 18:04:11,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 18:04:11,100 INFO L85 PathProgramCache]: Analyzing trace with hash -1817473020, now seen corresponding path program 1 times [2023-05-20 18:04:11,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 18:04:11,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496642810] [2023-05-20 18:04:11,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 18:04:11,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 18:04:11,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 18:04:11,529 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-05-20 18:04:11,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 18:04:11,530 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496642810] [2023-05-20 18:04:11,530 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1496642810] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 18:04:11,530 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 18:04:11,531 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-05-20 18:04:11,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084393180] [2023-05-20 18:04:11,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 18:04:11,533 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-05-20 18:04:11,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 18:04:11,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-05-20 18:04:11,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2023-05-20 18:04:11,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 18:04:11,536 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 18:04:11,537 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) [2023-05-20 18:04:11,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 18:04:11,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 18:04:11,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 18:04:11,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 18:04:11,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 18:04:11,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 18:04:11,619 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-20 18:04:11,619 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-20 18:04:11,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 18:04:11,620 INFO L85 PathProgramCache]: Analyzing trace with hash 899886877, now seen corresponding path program 1 times [2023-05-20 18:04:11,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 18:04:11,621 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289730296] [2023-05-20 18:04:11,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 18:04:11,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 18:04:11,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2023-05-20 18:18:44,590 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 [2023-05-20 18:18:44,590 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 [2023-05-20 18:18:44,891 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 18:18:44,929 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 18:18:44,930 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 18:18:44,933 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 18:18:44,933 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 18:18:44,934 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 18:18:44,934 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 18:18:44,934 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 18:18:44,934 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 18:18:44,934 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 18:18:44,934 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 18:18:44,935 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 18:18:44,935 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 18:18:44,935 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 18:18:44,935 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 18:18:44,935 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 18:18:44,935 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 18:18:44,935 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 18:18:44,936 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 18:18:44,936 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 18:18:44,936 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-20 18:18:44,939 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2023-05-20 18:18:44,939 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-05-20 18:18:44,939 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 191 with TraceHistMax 2,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 189 interpolants. [2023-05-20 18:18:44,940 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2023-05-20 18:18:44,940 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2023-05-20 18:18:44,944 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-05-20 18:18:44,945 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-20 18:18:44,945 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-20 18:18:44,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.05 06:18:44 BasicIcfg [2023-05-20 18:18:44,947 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-20 18:18:44,947 INFO L158 Benchmark]: Toolchain (without parser) took 875982.61ms. Allocated memory was 156.2MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 131.8MB in the beginning and 480.8MB in the end (delta: -349.0MB). Peak memory consumption was 1.4GB. Max. memory is 8.0GB. [2023-05-20 18:18:44,947 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 156.2MB. Free memory was 115.7MB in the beginning and 115.5MB in the end (delta: 132.9kB). There was no memory consumed. Max. memory is 8.0GB. [2023-05-20 18:18:44,948 INFO L158 Benchmark]: CACSL2BoogieTranslator took 349.27ms. Allocated memory was 156.2MB in the beginning and 205.5MB in the end (delta: 49.3MB). Free memory was 131.5MB in the beginning and 179.7MB in the end (delta: -48.2MB). Peak memory consumption was 8.1MB. Max. memory is 8.0GB. [2023-05-20 18:18:44,948 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.85ms. Allocated memory is still 205.5MB. Free memory was 179.7MB in the beginning and 177.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-20 18:18:44,948 INFO L158 Benchmark]: Boogie Preprocessor took 40.50ms. Allocated memory is still 205.5MB. Free memory was 177.7MB in the beginning and 176.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-20 18:18:44,948 INFO L158 Benchmark]: RCFGBuilder took 414.32ms. Allocated memory is still 205.5MB. Free memory was 176.0MB in the beginning and 157.8MB in the end (delta: 18.3MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-05-20 18:18:44,949 INFO L158 Benchmark]: TraceAbstraction took 875107.12ms. Allocated memory was 205.5MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 156.8MB in the beginning and 480.8MB in the end (delta: -324.0MB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. [2023-05-20 18:18:44,950 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 156.2MB. Free memory was 115.7MB in the beginning and 115.5MB in the end (delta: 132.9kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 349.27ms. Allocated memory was 156.2MB in the beginning and 205.5MB in the end (delta: 49.3MB). Free memory was 131.5MB in the beginning and 179.7MB in the end (delta: -48.2MB). Peak memory consumption was 8.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 57.85ms. Allocated memory is still 205.5MB. Free memory was 179.7MB in the beginning and 177.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 40.50ms. Allocated memory is still 205.5MB. Free memory was 177.7MB in the beginning and 176.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 414.32ms. Allocated memory is still 205.5MB. Free memory was 176.0MB in the beginning and 157.8MB in the end (delta: 18.3MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * TraceAbstraction took 875107.12ms. Allocated memory was 205.5MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 156.8MB in the beginning and 480.8MB in the end (delta: -324.0MB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5966, independent: 5464, independent conditional: 1070, independent unconditional: 4394, dependent: 502, dependent conditional: 498, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5468, independent: 5464, independent conditional: 1070, independent unconditional: 4394, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5468, independent: 5464, independent conditional: 1070, independent unconditional: 4394, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5468, independent: 5464, independent conditional: 0, independent unconditional: 5464, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5468, independent: 5464, independent conditional: 0, independent unconditional: 5464, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5468, independent: 5464, independent conditional: 0, independent unconditional: 5464, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4062, independent: 4058, independent conditional: 0, independent unconditional: 4058, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4062, independent: 4057, independent conditional: 0, independent unconditional: 4057, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 5, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 5, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 57, independent: 35, independent conditional: 0, independent unconditional: 35, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5468, independent: 1406, independent conditional: 0, independent unconditional: 1406, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 4062, unknown conditional: 0, unknown unconditional: 4062] , Statistics on independence cache: Total cache size (in pairs): 4062, Positive cache size: 4058, Positive conditional cache size: 0, Positive unconditional cache size: 4058, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, 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: 498 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 196, Number of trivial persistent sets: 114, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4398, independent: 4394, independent conditional: 0, independent unconditional: 4394, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5966, independent: 5464, independent conditional: 1070, independent unconditional: 4394, dependent: 502, dependent conditional: 498, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5468, independent: 5464, independent conditional: 1070, independent unconditional: 4394, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5468, independent: 5464, independent conditional: 1070, independent unconditional: 4394, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5468, independent: 5464, independent conditional: 0, independent unconditional: 5464, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5468, independent: 5464, independent conditional: 0, independent unconditional: 5464, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5468, independent: 5464, independent conditional: 0, independent unconditional: 5464, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4062, independent: 4058, independent conditional: 0, independent unconditional: 4058, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4062, independent: 4057, independent conditional: 0, independent unconditional: 4057, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 5, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 5, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 57, independent: 35, independent conditional: 0, independent unconditional: 35, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5468, independent: 1406, independent conditional: 0, independent unconditional: 1406, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 4062, unknown conditional: 0, unknown unconditional: 4062] , Statistics on independence cache: Total cache size (in pairs): 4062, Positive cache size: 4058, Positive conditional cache size: 0, Positive unconditional cache size: 4058, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, 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: 498 - TimeoutResultAtElement [Line: 97]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 191 with TraceHistMax 2,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 189 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 191 with TraceHistMax 2,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 189 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 191 with TraceHistMax 2,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 189 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: 874.9s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.5s, 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: 16, 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, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 404 NumberOfCodeBlocks, 404 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 401 ConstructedInterpolants, 0 QuantifiedInterpolants, 935 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 18/18 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