/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-cond-2.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-218013a [2023-05-04 07:11:47,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-04 07:11:47,334 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-04 07:11:47,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-04 07:11:47,373 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-04 07:11:47,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-04 07:11:47,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-04 07:11:47,382 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-04 07:11:47,383 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-04 07:11:47,387 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-04 07:11:47,388 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-04 07:11:47,390 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-04 07:11:47,390 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-04 07:11:47,392 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-04 07:11:47,393 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-04 07:11:47,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-04 07:11:47,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-04 07:11:47,396 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-04 07:11:47,398 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-04 07:11:47,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-04 07:11:47,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-04 07:11:47,406 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-04 07:11:47,407 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-04 07:11:47,408 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-04 07:11:47,413 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-04 07:11:47,413 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-04 07:11:47,413 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-04 07:11:47,415 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-04 07:11:47,415 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-04 07:11:47,416 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-05-04 07:11:47,416 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-05-04 07:11:47,417 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-05-04 07:11:47,418 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-05-04 07:11:47,418 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-05-04 07:11:47,419 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-05-04 07:11:47,420 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-05-04 07:11:47,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-05-04 07:11:47,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-05-04 07:11:47,420 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-04 07:11:47,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-04 07:11:47,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-04 07:11:47,422 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-04 07:11:47,451 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-04 07:11:47,452 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-04 07:11:47,452 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-04 07:11:47,452 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-04 07:11:47,453 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-04 07:11:47,453 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-04 07:11:47,454 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-04 07:11:47,454 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-04 07:11:47,454 INFO L138 SettingsManager]: * Use SBE=true [2023-05-04 07:11:47,454 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-04 07:11:47,455 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-04 07:11:47,455 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-04 07:11:47,455 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-04 07:11:47,455 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-04 07:11:47,455 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-04 07:11:47,455 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-04 07:11:47,455 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-04 07:11:47,455 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-04 07:11:47,455 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-04 07:11:47,455 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-04 07:11:47,455 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-04 07:11:47,456 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-04 07:11:47,456 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-04 07:11:47,456 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-04 07:11:47,456 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-04 07:11:47,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 07:11:47,456 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-04 07:11:47,456 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-04 07:11:47,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-04 07:11:47,456 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-04 07:11:47,456 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-04 07:11:47,456 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-04 07:11:47,457 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-04 07:11:47,457 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-04 07:11:47,457 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-04 07:11:47,457 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-04 07:11:47,457 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> 3,2 1,1 2,2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> ALL_READ_WRITE [2023-05-04 07:11:47,715 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-04 07:11:47,737 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-04 07:11:47,739 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-04 07:11:47,740 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-04 07:11:47,741 INFO L275 PluginConnector]: CDTParser initialized [2023-05-04 07:11:47,742 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/unroll-cond-2.wvr.c [2023-05-04 07:11:47,807 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/048827e7b/9fd97ef84f714476af42fa71bda0aa75/FLAGcc79ecfc0 [2023-05-04 07:11:48,144 INFO L306 CDTParser]: Found 1 translation units. [2023-05-04 07:11:48,145 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-cond-2.wvr.c [2023-05-04 07:11:48,151 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/048827e7b/9fd97ef84f714476af42fa71bda0aa75/FLAGcc79ecfc0 [2023-05-04 07:11:48,571 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/048827e7b/9fd97ef84f714476af42fa71bda0aa75 [2023-05-04 07:11:48,573 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-04 07:11:48,574 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-04 07:11:48,575 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-04 07:11:48,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-04 07:11:48,578 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-04 07:11:48,579 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 07:11:48" (1/1) ... [2023-05-04 07:11:48,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fbca6f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 07:11:48, skipping insertion in model container [2023-05-04 07:11:48,580 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 07:11:48" (1/1) ... [2023-05-04 07:11:48,587 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-04 07:11:48,614 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-04 07:11:48,816 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-cond-2.wvr.c[2474,2487] [2023-05-04 07:11:48,831 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 07:11:48,841 INFO L203 MainTranslator]: Completed pre-run [2023-05-04 07:11:48,879 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-cond-2.wvr.c[2474,2487] [2023-05-04 07:11:48,881 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 07:11:48,895 INFO L208 MainTranslator]: Completed translation [2023-05-04 07:11:48,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 07:11:48 WrapperNode [2023-05-04 07:11:48,895 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-04 07:11:48,896 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-04 07:11:48,897 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-04 07:11:48,897 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-04 07:11:48,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 07:11:48" (1/1) ... [2023-05-04 07:11:48,919 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 07:11:48" (1/1) ... [2023-05-04 07:11:48,948 INFO L138 Inliner]: procedures = 24, calls = 33, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 141 [2023-05-04 07:11:48,949 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-04 07:11:48,950 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-04 07:11:48,950 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-04 07:11:48,950 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-04 07:11:48,957 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 07:11:48" (1/1) ... [2023-05-04 07:11:48,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 07:11:48" (1/1) ... [2023-05-04 07:11:48,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 07:11:48" (1/1) ... [2023-05-04 07:11:48,972 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 07:11:48" (1/1) ... [2023-05-04 07:11:48,977 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 07:11:48" (1/1) ... [2023-05-04 07:11:48,980 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 07:11:48" (1/1) ... [2023-05-04 07:11:48,991 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 07:11:48" (1/1) ... [2023-05-04 07:11:48,992 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 07:11:48" (1/1) ... [2023-05-04 07:11:48,994 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-04 07:11:48,995 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-04 07:11:48,995 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-04 07:11:48,995 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-04 07:11:49,002 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 07:11:48" (1/1) ... [2023-05-04 07:11:49,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 07:11:49,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 07:11:49,030 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 07:11:49,057 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 07:11:49,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-04 07:11:49,072 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-04 07:11:49,073 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-04 07:11:49,073 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-04 07:11:49,073 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-04 07:11:49,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-04 07:11:49,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-04 07:11:49,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-04 07:11:49,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-05-04 07:11:49,073 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-04 07:11:49,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-04 07:11:49,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-04 07:11:49,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-04 07:11:49,075 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 07:11:49,186 INFO L235 CfgBuilder]: Building ICFG [2023-05-04 07:11:49,187 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-04 07:11:49,459 INFO L276 CfgBuilder]: Performing block encoding [2023-05-04 07:11:49,467 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-04 07:11:49,468 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2023-05-04 07:11:49,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 07:11:49 BoogieIcfgContainer [2023-05-04 07:11:49,470 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-04 07:11:49,473 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-04 07:11:49,473 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-04 07:11:49,475 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-04 07:11:49,476 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 07:11:48" (1/3) ... [2023-05-04 07:11:49,476 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23e41ab5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 07:11:49, skipping insertion in model container [2023-05-04 07:11:49,476 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 07:11:48" (2/3) ... [2023-05-04 07:11:49,477 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23e41ab5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 07:11:49, skipping insertion in model container [2023-05-04 07:11:49,477 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 07:11:49" (3/3) ... [2023-05-04 07:11:49,478 INFO L112 eAbstractionObserver]: Analyzing ICFG unroll-cond-2.wvr.c [2023-05-04 07:11:49,485 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-04 07:11:49,494 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-04 07:11:49,494 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-04 07:11:49,494 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-04 07:11:49,576 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-05-04 07:11:49,627 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 07:11:49,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-04 07:11:49,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 07:11:49,633 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 07:11:49,640 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 07:11:49,681 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-04 07:11:49,697 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-04 07:11:49,703 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;@6a9bbcff, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 07:11:49,703 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-05-04 07:11:49,897 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 07:11:49,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 07:11:49,902 INFO L85 PathProgramCache]: Analyzing trace with hash -150591509, now seen corresponding path program 1 times [2023-05-04 07:11:49,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 07:11:49,910 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610969505] [2023-05-04 07:11:49,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 07:11:49,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 07:11:50,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 07:11:50,148 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 07:11:50,151 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 07:11:50,151 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610969505] [2023-05-04 07:11:50,153 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [610969505] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 07:11:50,154 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 07:11:50,154 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-04 07:11:50,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646951325] [2023-05-04 07:11:50,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 07:11:50,162 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-04 07:11:50,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 07:11:50,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-04 07:11:50,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-04 07:11:50,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:50,187 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 07:11:50,188 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 52.5) internal successors, (105), 2 states have internal predecessors, (105), 0 states have call successors, (0), 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 07:11:50,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:50,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:50,248 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-04 07:11:50,248 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 07:11:50,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 07:11:50,249 INFO L85 PathProgramCache]: Analyzing trace with hash -113537448, now seen corresponding path program 1 times [2023-05-04 07:11:50,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 07:11:50,250 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702934012] [2023-05-04 07:11:50,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 07:11:50,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 07:11:50,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 07:11:50,869 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 07:11:50,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 07:11:50,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702934012] [2023-05-04 07:11:50,870 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702934012] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 07:11:50,870 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 07:11:50,871 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-05-04 07:11:50,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185135716] [2023-05-04 07:11:50,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 07:11:50,872 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-05-04 07:11:50,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 07:11:50,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-05-04 07:11:50,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-05-04 07:11:50,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:50,874 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 07:11:50,875 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 0 states have call successors, (0), 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 07:11:50,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:50,875 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:51,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:51,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 07:11:51,041 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-04 07:11:51,041 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 07:11:51,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 07:11:51,043 INFO L85 PathProgramCache]: Analyzing trace with hash -683477472, now seen corresponding path program 1 times [2023-05-04 07:11:51,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 07:11:51,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835380243] [2023-05-04 07:11:51,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 07:11:51,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 07:11:51,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 07:11:51,894 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 07:11:51,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 07:11:51,895 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835380243] [2023-05-04 07:11:51,895 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [835380243] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 07:11:51,895 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [637360743] [2023-05-04 07:11:51,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 07:11:51,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 07:11:51,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 07:11:51,898 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 07:11:51,919 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-05-04 07:11:52,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 07:11:52,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 9 conjunts are in the unsatisfiable core [2023-05-04 07:11:52,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 07:11:52,353 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-05-04 07:11:52,354 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 07:11:52,573 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-05-04 07:11:52,574 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [637360743] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 07:11:52,574 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 07:11:52,574 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 8, 8] total 22 [2023-05-04 07:11:52,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233846688] [2023-05-04 07:11:52,575 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 07:11:52,575 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-05-04 07:11:52,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 07:11:52,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-05-04 07:11:52,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=401, Unknown=0, NotChecked=0, Total=462 [2023-05-04 07:11:52,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:52,577 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 07:11:52,577 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 11.181818181818182) internal successors, (246), 22 states have internal predecessors, (246), 0 states have call successors, (0), 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 07:11:52,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:52,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 07:11:52,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:53,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:53,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 07:11:53,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-04 07:11:53,556 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-05-04 07:11:53,729 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-05-04 07:11:53,730 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 07:11:53,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 07:11:53,731 INFO L85 PathProgramCache]: Analyzing trace with hash 564260818, now seen corresponding path program 1 times [2023-05-04 07:11:53,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 07:11:53,731 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761270301] [2023-05-04 07:11:53,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 07:11:53,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 07:11:53,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 07:11:54,806 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 07:11:54,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 07:11:54,806 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761270301] [2023-05-04 07:11:54,806 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761270301] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 07:11:54,806 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [869856191] [2023-05-04 07:11:54,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 07:11:54,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 07:11:54,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 07:11:54,808 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 07:11:54,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-05-04 07:11:54,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 07:11:54,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 45 conjunts are in the unsatisfiable core [2023-05-04 07:11:54,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 07:11:56,947 INFO L356 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2023-05-04 07:11:56,948 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 13 [2023-05-04 07:11:57,127 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 77 proven. 47 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-05-04 07:11:57,127 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 07:11:57,863 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-04 07:11:57,864 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 22 [2023-05-04 07:11:59,306 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 11 proven. 113 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-05-04 07:11:59,306 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [869856191] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 07:11:59,306 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 07:11:59,306 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 24, 24] total 62 [2023-05-04 07:11:59,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638047652] [2023-05-04 07:11:59,307 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 07:11:59,308 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2023-05-04 07:11:59,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 07:11:59,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2023-05-04 07:11:59,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=284, Invalid=3498, Unknown=0, NotChecked=0, Total=3782 [2023-05-04 07:11:59,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:59,311 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 07:11:59,312 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 62 states have (on average 7.935483870967742) internal successors, (492), 62 states have internal predecessors, (492), 0 states have call successors, (0), 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 07:11:59,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:11:59,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 07:11:59,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-04 07:11:59,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:12:03,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:12:03,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 07:12:03,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-04 07:12:03,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2023-05-04 07:12:03,102 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-05-04 07:12:03,287 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 07:12:03,288 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 07:12:03,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 07:12:03,288 INFO L85 PathProgramCache]: Analyzing trace with hash 1279205024, now seen corresponding path program 2 times [2023-05-04 07:12:03,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 07:12:03,289 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421019382] [2023-05-04 07:12:03,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 07:12:03,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 07:12:03,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 07:12:04,888 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 381 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 07:12:04,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 07:12:04,888 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421019382] [2023-05-04 07:12:04,889 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1421019382] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 07:12:04,889 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1180590188] [2023-05-04 07:12:04,889 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-04 07:12:04,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 07:12:04,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 07:12:04,893 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 07:12:04,894 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-05-04 07:12:05,188 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-04 07:12:05,188 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 07:12:05,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 56 conjunts are in the unsatisfiable core [2023-05-04 07:12:05,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 07:12:05,875 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 381 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 07:12:05,875 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 07:12:08,760 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 381 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 07:12:08,760 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1180590188] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 07:12:08,761 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 07:12:08,761 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 31] total 59 [2023-05-04 07:12:08,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756126422] [2023-05-04 07:12:08,761 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 07:12:08,762 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2023-05-04 07:12:08,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 07:12:08,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2023-05-04 07:12:08,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=465, Invalid=2957, Unknown=0, NotChecked=0, Total=3422 [2023-05-04 07:12:08,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:12:08,764 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 07:12:08,765 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 59 states have (on average 7.101694915254237) internal successors, (419), 59 states have internal predecessors, (419), 0 states have call successors, (0), 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 07:12:08,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:12:08,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 07:12:08,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-04 07:12:08,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2023-05-04 07:12:08,765 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:13:08,451 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse8 (mod (+ 4294967295 c_~n~0) 4294967296))) (let ((.cse2 (< (mod (+ 7 |c_thread2Thread1of1ForFork0_~i~1#1|) 4294967296) .cse8)) (.cse6 (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 10) 4294967296) .cse8)) (.cse0 (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 1) 4294967296) .cse8)) (.cse4 (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 6) 4294967296) .cse8)) (.cse7 (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 8) 4294967296) .cse8)) (.cse5 (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 4) 4294967296) .cse8)) (.cse9 (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 2) 4294967296) .cse8)) (.cse1 (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 9) 4294967296) .cse8)) (.cse10 (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 3) 4294967296) .cse8)) (.cse3 (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 5) 4294967296) .cse8))) (and .cse0 (or .cse1 (not .cse2)) (or (not .cse3) .cse2) (or .cse4 (not .cse5)) (or .cse6 (not .cse7)) (<= c_~n~0 (* 4294967296 (div c_~n~0 4294967296))) (or (not .cse6) (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 12) 4294967296) .cse8)) .cse9 (or .cse10 (not .cse0)) (or (not .cse4) .cse7) (= |c_thread1Thread1of1ForFork1_~i~0#1| 0) (or .cse5 (not .cse9)) (or (not .cse1) (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 11) 4294967296) .cse8)) (or (not .cse10) .cse3)))) is different from false [2023-05-04 07:13:08,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:13:08,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-04 07:13:08,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-04 07:13:08,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2023-05-04 07:13:08,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2023-05-04 07:13:08,548 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-05-04 07:13:08,720 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 07:13:08,721 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 07:13:08,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 07:13:08,721 INFO L85 PathProgramCache]: Analyzing trace with hash 294907936, now seen corresponding path program 3 times [2023-05-04 07:13:08,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 07:13:08,722 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169731193] [2023-05-04 07:13:08,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 07:13:08,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 07:13:08,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 07:13:13,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2298 backedges. 0 proven. 2289 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 07:13:13,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 07:13:13,640 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169731193] [2023-05-04 07:13:13,640 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1169731193] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 07:13:13,640 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1437626051] [2023-05-04 07:13:13,640 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-04 07:13:13,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 07:13:13,641 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 07:13:13,642 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 07:13:13,643 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-05-04 07:13:18,084 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 15 check-sat command(s) [2023-05-04 07:13:18,085 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 07:13:18,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 751 conjuncts, 121 conjunts are in the unsatisfiable core [2023-05-04 07:13:18,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 07:13:19,434 INFO L134 CoverageAnalysis]: Checked inductivity of 2298 backedges. 0 proven. 2289 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 07:13:19,434 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 07:13:31,498 INFO L134 CoverageAnalysis]: Checked inductivity of 2298 backedges. 0 proven. 2289 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 07:13:31,498 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1437626051] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 07:13:31,498 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 07:13:31,498 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [61, 61, 64] total 124 [2023-05-04 07:13:31,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276251791] [2023-05-04 07:13:31,499 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 07:13:31,500 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 124 states [2023-05-04 07:13:31,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 07:13:31,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 124 interpolants. [2023-05-04 07:13:31,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1746, Invalid=13506, Unknown=0, NotChecked=0, Total=15252 [2023-05-04 07:13:31,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:13:31,505 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 07:13:31,506 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 124 states, 124 states have (on average 6.604838709677419) internal successors, (819), 124 states have internal predecessors, (819), 0 states have call successors, (0), 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 07:13:31,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:13:31,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-04 07:13:31,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-04 07:13:31,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2023-05-04 07:13:31,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2023-05-04 07:13:31,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 07:14:05,604 WARN L233 SmtUtils]: Spent 16.09s on a formula simplification. DAG size of input: 100 DAG size of output: 74 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-04 07:14:07,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 07:14:10,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 07:20:23,871 WARN L233 SmtUtils]: Spent 4.19m on a formula simplification. DAG size of input: 178 DAG size of output: 126 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-04 07:20:25,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 07:20:27,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 07:20:28,724 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 07:20:29,939 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 07:20:31,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 07:20:33,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 07:21:37,106 WARN L233 SmtUtils]: Spent 31.98s on a formula simplification. DAG size of input: 95 DAG size of output: 69 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-04 07:21:40,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 07:21:42,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 07:21:43,288 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 07:21:45,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 07:21:47,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 07:21:49,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 07:21:51,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 07:21:53,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 07:21:56,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 07:21:58,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 07:22:00,211 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 07:22:02,340 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 07:22:07,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] Received shutdown request... [2023-05-04 07:26:12,531 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-04 07:26:12,559 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 07:26:12,559 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 07:26:12,977 WARN L249 SmtUtils]: Removed 16 from assertion stack [2023-05-04 07:26:12,984 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-05-04 07:26:13,178 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 07:26:13,178 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 164 for 111451ms.. [2023-05-04 07:26:13,180 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2023-05-04 07:26:13,181 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2023-05-04 07:26:13,181 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2023-05-04 07:26:13,185 INFO L444 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1] [2023-05-04 07:26:13,187 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-04 07:26:13,187 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-04 07:26:13,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 07:26:13 BasicIcfg [2023-05-04 07:26:13,189 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-04 07:26:13,190 INFO L158 Benchmark]: Toolchain (without parser) took 864616.29ms. Allocated memory was 182.5MB in the beginning and 481.3MB in the end (delta: 298.8MB). Free memory was 125.7MB in the beginning and 396.3MB in the end (delta: -270.6MB). Peak memory consumption was 266.3MB. Max. memory is 8.0GB. [2023-05-04 07:26:13,190 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 182.5MB. Free memory is still 143.1MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-04 07:26:13,190 INFO L158 Benchmark]: CACSL2BoogieTranslator took 320.65ms. Allocated memory was 182.5MB in the beginning and 228.6MB in the end (delta: 46.1MB). Free memory was 125.6MB in the beginning and 202.6MB in the end (delta: -77.0MB). Peak memory consumption was 11.3MB. Max. memory is 8.0GB. [2023-05-04 07:26:13,191 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.51ms. Allocated memory is still 228.6MB. Free memory was 202.6MB in the beginning and 200.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-04 07:26:13,191 INFO L158 Benchmark]: Boogie Preprocessor took 44.60ms. Allocated memory is still 228.6MB. Free memory was 200.5MB in the beginning and 198.9MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-04 07:26:13,191 INFO L158 Benchmark]: RCFGBuilder took 475.13ms. Allocated memory is still 228.6MB. Free memory was 198.9MB in the beginning and 181.6MB in the end (delta: 17.3MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2023-05-04 07:26:13,192 INFO L158 Benchmark]: TraceAbstraction took 863717.02ms. Allocated memory was 228.6MB in the beginning and 481.3MB in the end (delta: 252.7MB). Free memory was 180.5MB in the beginning and 396.3MB in the end (delta: -215.8MB). Peak memory consumption was 275.0MB. Max. memory is 8.0GB. [2023-05-04 07:26:13,193 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 182.5MB. Free memory is still 143.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 320.65ms. Allocated memory was 182.5MB in the beginning and 228.6MB in the end (delta: 46.1MB). Free memory was 125.6MB in the beginning and 202.6MB in the end (delta: -77.0MB). Peak memory consumption was 11.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 52.51ms. Allocated memory is still 228.6MB. Free memory was 202.6MB in the beginning and 200.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 44.60ms. Allocated memory is still 228.6MB. Free memory was 200.5MB in the beginning and 198.9MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 475.13ms. Allocated memory is still 228.6MB. Free memory was 198.9MB in the beginning and 181.6MB in the end (delta: 17.3MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * TraceAbstraction took 863717.02ms. Allocated memory was 228.6MB in the beginning and 481.3MB in the end (delta: 252.7MB). Free memory was 180.5MB in the beginning and 396.3MB in the end (delta: -215.8MB). Peak memory consumption was 275.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3035, independent: 2003, independent conditional: 231, independent unconditional: 1772, dependent: 1032, dependent conditional: 1028, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2007, independent: 2003, independent conditional: 231, independent unconditional: 1772, 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: 2007, independent: 2003, independent conditional: 231, independent unconditional: 1772, 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: 2007, independent: 2003, independent conditional: 0, independent unconditional: 2003, 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: 2007, independent: 2003, independent conditional: 0, independent unconditional: 2003, 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: 2007, independent: 2003, independent conditional: 0, independent unconditional: 2003, 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: 1549, independent: 1545, independent conditional: 0, independent unconditional: 1545, 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: 1549, independent: 1544, independent conditional: 0, independent unconditional: 1544, 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: 75, independent: 54, independent conditional: 0, independent unconditional: 54, dependent: 21, dependent conditional: 0, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2007, independent: 458, independent conditional: 0, independent unconditional: 458, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1549, unknown conditional: 0, unknown unconditional: 1549] , Statistics on independence cache: Total cache size (in pairs): 1549, Positive cache size: 1545, Positive conditional cache size: 0, Positive unconditional cache size: 1545, 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: 1028 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 202, Number of trivial persistent sets: 171, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1776, independent: 1772, independent conditional: 0, independent unconditional: 1772, 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: 3035, independent: 2003, independent conditional: 231, independent unconditional: 1772, dependent: 1032, dependent conditional: 1028, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2007, independent: 2003, independent conditional: 231, independent unconditional: 1772, 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: 2007, independent: 2003, independent conditional: 231, independent unconditional: 1772, 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: 2007, independent: 2003, independent conditional: 0, independent unconditional: 2003, 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: 2007, independent: 2003, independent conditional: 0, independent unconditional: 2003, 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: 2007, independent: 2003, independent conditional: 0, independent unconditional: 2003, 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: 1549, independent: 1545, independent conditional: 0, independent unconditional: 1545, 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: 1549, independent: 1544, independent conditional: 0, independent unconditional: 1544, 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: 75, independent: 54, independent conditional: 0, independent unconditional: 54, dependent: 21, dependent conditional: 0, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2007, independent: 458, independent conditional: 0, independent unconditional: 458, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1549, unknown conditional: 0, unknown unconditional: 1549] , Statistics on independence cache: Total cache size (in pairs): 1549, Positive cache size: 1545, Positive conditional cache size: 0, Positive unconditional cache size: 1545, 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: 1028 - TimeoutResultAtElement [Line: 91]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 164 for 111451ms.. - TimeoutResultAtElement [Line: 85]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 164 for 111451ms.. - TimeoutResultAtElement [Line: 86]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 164 for 111451ms.. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 230 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 863.5s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 826.4s, 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: 268, 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: 0.1s SsaConstructionTime, 5.0s SatisfiabilityAnalysisTime, 30.7s InterpolantComputationTime, 2294 NumberOfCodeBlocks, 2294 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 3329 ConstructedInterpolants, 69 QuantifiedInterpolants, 43267 SizeOfPredicates, 127 NumberOfNonLiveVariables, 1855 ConjunctsInSsa, 231 ConjunctsInUnsatCore, 14 InterpolantComputations, 2 PerfectInterpolantSequences, 253/8610 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