/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/bench-exp2x9.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-ba0fd47f62a02cd5486659f03d300faf678a2e90-ba0fd47 [2021-11-14 03:16:46,550 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-14 03:16:46,559 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-14 03:16:46,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-14 03:16:46,612 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-14 03:16:46,614 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-14 03:16:46,616 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-14 03:16:46,618 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-14 03:16:46,619 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-14 03:16:46,624 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-14 03:16:46,625 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-14 03:16:46,625 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-14 03:16:46,625 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-14 03:16:46,627 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-14 03:16:46,629 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-14 03:16:46,631 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-14 03:16:46,632 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-14 03:16:46,632 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-14 03:16:46,633 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-14 03:16:46,634 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-14 03:16:46,635 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-14 03:16:46,636 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-14 03:16:46,637 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-14 03:16:46,638 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-14 03:16:46,642 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-11-14 03:16:46,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-14 03:16:46,645 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-14 03:16:46,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-14 03:16:46,646 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-14 03:16:46,647 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-14 03:16:46,647 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-14 03:16:46,647 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-14 03:16:46,648 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-14 03:16:46,648 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-14 03:16:46,648 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-14 03:16:46,648 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-14 03:16:46,649 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf [2021-11-14 03:16:46,663 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-14 03:16:46,663 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-14 03:16:46,663 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-14 03:16:46,663 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-14 03:16:46,664 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-14 03:16:46,664 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-14 03:16:46,664 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-14 03:16:46,664 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-14 03:16:46,665 INFO L138 SettingsManager]: * Use SBE=true [2021-11-14 03:16:46,665 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-14 03:16:46,665 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-14 03:16:46,665 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-14 03:16:46,665 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-14 03:16:46,665 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-14 03:16:46,665 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-14 03:16:46,665 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-14 03:16:46,665 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-14 03:16:46,665 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-14 03:16:46,665 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-14 03:16:46,666 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-14 03:16:46,666 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-14 03:16:46,666 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-14 03:16:46,666 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-14 03:16:46,666 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-14 03:16:46,666 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-14 03:16:46,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-14 03:16:46,666 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-14 03:16:46,666 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-14 03:16:46,666 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-14 03:16:46,666 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-14 03:16:46,666 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-11-14 03:16:46,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-14 03:16:46,667 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-14 03:16:46,667 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-14 03:16:46,667 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-14 03:16:46,667 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-14 03:16:46,667 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-14 03:16:46,667 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-11-14 03:16:46,856 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-14 03:16:46,873 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-14 03:16:46,874 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-14 03:16:46,875 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-14 03:16:46,876 INFO L275 PluginConnector]: CDTParser initialized [2021-11-14 03:16:46,876 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/bench-exp2x9.wvr.c [2021-11-14 03:16:46,928 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5921b80c/2526f6bbe660499cb726c3e9e62dcf72/FLAG8170a297b [2021-11-14 03:16:47,292 INFO L306 CDTParser]: Found 1 translation units. [2021-11-14 03:16:47,292 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp2x9.wvr.c [2021-11-14 03:16:47,301 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5921b80c/2526f6bbe660499cb726c3e9e62dcf72/FLAG8170a297b [2021-11-14 03:16:47,312 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5921b80c/2526f6bbe660499cb726c3e9e62dcf72 [2021-11-14 03:16:47,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-14 03:16:47,317 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-11-14 03:16:47,318 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-14 03:16:47,318 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-14 03:16:47,320 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-14 03:16:47,321 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:16:47" (1/1) ... [2021-11-14 03:16:47,322 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1692c70c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:47, skipping insertion in model container [2021-11-14 03:16:47,322 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:16:47" (1/1) ... [2021-11-14 03:16:47,326 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-14 03:16:47,343 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-14 03:16:47,531 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp2x9.wvr.c[2669,2682] [2021-11-14 03:16:47,538 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-14 03:16:47,544 INFO L203 MainTranslator]: Completed pre-run [2021-11-14 03:16:47,573 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp2x9.wvr.c[2669,2682] [2021-11-14 03:16:47,573 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-14 03:16:47,582 INFO L208 MainTranslator]: Completed translation [2021-11-14 03:16:47,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:47 WrapperNode [2021-11-14 03:16:47,582 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-14 03:16:47,583 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-14 03:16:47,583 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-14 03:16:47,583 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-14 03:16:47,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:47" (1/1) ... [2021-11-14 03:16:47,599 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:47" (1/1) ... [2021-11-14 03:16:47,611 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-14 03:16:47,611 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-14 03:16:47,612 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-14 03:16:47,612 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-14 03:16:47,617 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:47" (1/1) ... [2021-11-14 03:16:47,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:47" (1/1) ... [2021-11-14 03:16:47,627 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:47" (1/1) ... [2021-11-14 03:16:47,627 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:47" (1/1) ... [2021-11-14 03:16:47,630 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:47" (1/1) ... [2021-11-14 03:16:47,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:47" (1/1) ... [2021-11-14 03:16:47,633 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:47" (1/1) ... [2021-11-14 03:16:47,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-14 03:16:47,635 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-14 03:16:47,635 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-14 03:16:47,635 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-14 03:16:47,643 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:47" (1/1) ... [2021-11-14 03:16:47,648 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-14 03:16:47,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 03:16:47,662 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) [2021-11-14 03:16:47,680 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 [2021-11-14 03:16:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-14 03:16:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-14 03:16:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-14 03:16:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-14 03:16:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-14 03:16:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-14 03:16:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-14 03:16:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-11-14 03:16:47,691 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-11-14 03:16:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-14 03:16:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-14 03:16:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-14 03:16:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-14 03:16:47,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-14 03:16:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-14 03:16:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-14 03:16:47,693 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-14 03:16:47,942 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-14 03:16:47,943 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-14 03:16:47,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:16:47 BoogieIcfgContainer [2021-11-14 03:16:47,944 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-14 03:16:47,945 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-14 03:16:47,945 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-14 03:16:47,949 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-14 03:16:47,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:16:47" (1/3) ... [2021-11-14 03:16:47,950 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@82dfcdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:16:47, skipping insertion in model container [2021-11-14 03:16:47,950 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:16:47" (2/3) ... [2021-11-14 03:16:47,950 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@82dfcdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:16:47, skipping insertion in model container [2021-11-14 03:16:47,950 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:16:47" (3/3) ... [2021-11-14 03:16:47,951 INFO L111 eAbstractionObserver]: Analyzing ICFG bench-exp2x9.wvr.c [2021-11-14 03:16:47,954 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-14 03:16:47,954 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-14 03:16:47,954 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-14 03:16:47,954 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-14 03:16:47,977 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 03:16:47,977 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 03:16:47,977 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 03:16:47,977 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 03:16:47,978 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 03:16:47,978 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 03:16:47,978 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 03:16:47,978 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 03:16:47,978 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 03:16:47,979 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 03:16:47,979 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 03:16:47,979 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 03:16:47,979 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 03:16:47,979 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 03:16:47,979 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 03:16:47,980 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 03:16:47,982 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 03:16:47,982 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 03:16:47,984 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 03:16:47,984 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 03:16:47,985 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 03:16:47,985 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 03:16:47,985 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 03:16:47,985 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 03:16:47,988 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-11-14 03:16:48,015 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-14 03:16:48,015 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 03:16:48,017 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) [2021-11-14 03:16:48,033 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 [2021-11-14 03:16:48,058 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-14 03:16:48,063 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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, mLoopAccelerationTechnique=FAST_UPR [2021-11-14 03:16:48,064 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-14 03:16:48,211 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 03:16:48,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 03:16:48,219 INFO L85 PathProgramCache]: Analyzing trace with hash -2117126508, now seen corresponding path program 1 times [2021-11-14 03:16:48,225 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 03:16:48,225 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252587631] [2021-11-14 03:16:48,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 03:16:48,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 03:16:48,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 03:16:48,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 03:16:48,423 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 03:16:48,423 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252587631] [2021-11-14 03:16:48,423 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [252587631] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 03:16:48,424 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 03:16:48,424 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-14 03:16:48,425 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633683410] [2021-11-14 03:16:48,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 03:16:48,430 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-14 03:16:48,430 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 03:16:48,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-14 03:16:48,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-14 03:16:48,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 03:16:48,449 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 03:16:48,450 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 47.0) internal successors, (94), 2 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 03:16:48,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 03:16:48,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 03:16:48,492 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-14 03:16:48,492 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 03:16:48,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 03:16:48,494 INFO L85 PathProgramCache]: Analyzing trace with hash -593115383, now seen corresponding path program 1 times [2021-11-14 03:16:48,494 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 03:16:48,495 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238724562] [2021-11-14 03:16:48,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 03:16:48,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 03:16:48,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 03:16:48,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 03:16:48,873 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 03:16:48,873 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238724562] [2021-11-14 03:16:48,874 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [238724562] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 03:16:48,874 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 03:16:48,874 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-14 03:16:48,874 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942235011] [2021-11-14 03:16:48,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 03:16:48,876 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-14 03:16:48,876 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 03:16:48,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-14 03:16:48,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-14 03:16:48,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 03:16:48,878 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 03:16:48,878 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.142857142857142) internal successors, (92), 7 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 03:16:48,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 03:16:48,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 03:16:49,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 03:16:49,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-14 03:16:49,124 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-14 03:16:49,124 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 03:16:49,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 03:16:49,127 INFO L85 PathProgramCache]: Analyzing trace with hash -1493085316, now seen corresponding path program 1 times [2021-11-14 03:16:49,127 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 03:16:49,127 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264491594] [2021-11-14 03:16:49,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 03:16:49,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 03:16:49,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 03:16:49,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 03:16:49,394 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 03:16:49,394 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264491594] [2021-11-14 03:16:49,395 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [264491594] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 03:16:49,395 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 03:16:49,395 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-14 03:16:49,395 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965856551] [2021-11-14 03:16:49,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 03:16:49,396 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-14 03:16:49,396 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 03:16:49,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-14 03:16:49,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-11-14 03:16:49,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 03:16:49,397 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 03:16:49,397 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.666666666666668) internal successors, (100), 6 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 03:16:49,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 03:16:49,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-14 03:16:49,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 03:16:49,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 03:16:49,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-14 03:16:49,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 03:16:49,565 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-14 03:16:49,565 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 03:16:49,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 03:16:49,565 INFO L85 PathProgramCache]: Analyzing trace with hash -1657045426, now seen corresponding path program 1 times [2021-11-14 03:16:49,566 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 03:16:49,566 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733770578] [2021-11-14 03:16:49,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 03:16:49,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 03:16:49,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 03:16:49,747 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 03:16:49,747 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 03:16:49,748 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733770578] [2021-11-14 03:16:49,748 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733770578] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 03:16:49,750 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 03:16:49,750 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-14 03:16:49,750 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394231116] [2021-11-14 03:16:49,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 03:16:49,751 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-14 03:16:49,751 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 03:16:49,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-14 03:16:49,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-14 03:16:49,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 03:16:49,752 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 03:16:49,753 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.285714285714286) internal successors, (100), 7 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 03:16:49,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 03:16:49,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-14 03:16:49,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 03:16:49,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 03:16:49,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 03:16:49,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-14 03:16:49,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 03:16:49,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-14 03:16:49,916 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-14 03:16:49,916 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 03:16:49,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 03:16:49,917 INFO L85 PathProgramCache]: Analyzing trace with hash -279691645, now seen corresponding path program 1 times [2021-11-14 03:16:49,917 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 03:16:49,917 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781660561] [2021-11-14 03:16:49,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 03:16:49,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 03:16:49,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 03:17:09,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 03:17:09,029 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 03:17:09,029 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781660561] [2021-11-14 03:17:09,029 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781660561] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-14 03:17:09,029 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [552539449] [2021-11-14 03:17:09,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 03:17:09,029 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 03:17:09,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 03:17:09,047 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) [2021-11-14 03:17:09,048 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-14 03:17:20,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 03:17:20,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-14 03:17:20,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2021-11-14 03:30:52,670 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 [2021-11-14 03:30:52,670 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 [2021-11-14 03:30:52,670 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-11-14 03:30:53,170 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2021-11-14 03:30:53,175 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-14 03:30:53,370 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-14 03:30:53,371 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 109 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-769-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. [2021-11-14 03:30:53,373 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 5 remaining) [2021-11-14 03:30:53,373 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 5 remaining) [2021-11-14 03:30:53,373 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 5 remaining) [2021-11-14 03:30:53,373 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATION (0 of 5 remaining) [2021-11-14 03:30:53,377 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-11-14 03:30:53,379 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-14 03:30:53,379 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-14 03:30:53,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 03:30:53 BasicIcfg [2021-11-14 03:30:53,381 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-14 03:30:53,381 INFO L158 Benchmark]: Toolchain (without parser) took 846064.15ms. Allocated memory was 367.0MB in the beginning and 811.6MB in the end (delta: 444.6MB). Free memory was 313.9MB in the beginning and 347.2MB in the end (delta: -33.3MB). Peak memory consumption was 713.0MB. Max. memory is 16.0GB. [2021-11-14 03:30:53,381 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 367.0MB. Free memory is still 330.2MB. There was no memory consumed. Max. memory is 16.0GB. [2021-11-14 03:30:53,382 INFO L158 Benchmark]: CACSL2BoogieTranslator took 264.15ms. Allocated memory is still 367.0MB. Free memory was 313.6MB in the beginning and 338.3MB in the end (delta: -24.7MB). Peak memory consumption was 17.6MB. Max. memory is 16.0GB. [2021-11-14 03:30:53,382 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.11ms. Allocated memory is still 367.0MB. Free memory was 338.3MB in the beginning and 336.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2021-11-14 03:30:53,382 INFO L158 Benchmark]: Boogie Preprocessor took 23.24ms. Allocated memory is still 367.0MB. Free memory was 336.6MB in the beginning and 335.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.0GB. [2021-11-14 03:30:53,383 INFO L158 Benchmark]: RCFGBuilder took 308.76ms. Allocated memory is still 367.0MB. Free memory was 335.2MB in the beginning and 321.4MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.0GB. [2021-11-14 03:30:53,383 INFO L158 Benchmark]: TraceAbstraction took 845436.06ms. Allocated memory was 367.0MB in the beginning and 811.6MB in the end (delta: 444.6MB). Free memory was 320.8MB in the beginning and 347.2MB in the end (delta: -26.4MB). Peak memory consumption was 718.5MB. Max. memory is 16.0GB. [2021-11-14 03:30:53,384 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 367.0MB. Free memory is still 330.2MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 264.15ms. Allocated memory is still 367.0MB. Free memory was 313.6MB in the beginning and 338.3MB in the end (delta: -24.7MB). Peak memory consumption was 17.6MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 28.11ms. Allocated memory is still 367.0MB. Free memory was 338.3MB in the beginning and 336.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 23.24ms. Allocated memory is still 367.0MB. Free memory was 336.6MB in the beginning and 335.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.0GB. * RCFGBuilder took 308.76ms. Allocated memory is still 367.0MB. Free memory was 335.2MB in the beginning and 321.4MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.0GB. * TraceAbstraction took 845436.06ms. Allocated memory was 367.0MB in the beginning and 811.6MB in the end (delta: 444.6MB). Free memory was 320.8MB in the beginning and 347.2MB in the end (delta: -26.4MB). Peak memory consumption was 718.5MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3429, positive: 3308, positive conditional: 334, positive unconditional: 2974, negative: 121, negative conditional: 116, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3313, positive: 3308, positive conditional: 334, positive unconditional: 2974, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3313, positive: 3308, positive conditional: 334, positive unconditional: 2974, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3313, positive: 3308, positive conditional: 147, positive unconditional: 3161, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3313, positive: 3308, positive conditional: 58, positive unconditional: 3250, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3313, positive: 3308, positive conditional: 58, positive unconditional: 3250, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2695, positive: 2690, positive conditional: 0, positive unconditional: 2690, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2695, positive: 2690, positive conditional: 0, positive unconditional: 2690, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 5, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 60, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3313, positive: 618, positive conditional: 58, positive unconditional: 560, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2695, unknown conditional: 0, unknown unconditional: 2695] , Statistics on independence cache: Total cache size (in pairs): 2695, Positive cache size: 2690, Positive conditional cache size: 0, Positive unconditional cache size: 2690, Negative cache size: 5, Negative conditional cache size: 0, Negative unconditional cache size: 5, Eliminated conditions: 89, Maximal queried relation: 0, Independence queries for same thread: 116 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 123.36ms, Number of persistent set computation: 161, Number of trivial persistent sets: 97, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2979, positive: 2974, positive conditional: 0, positive unconditional: 2974, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3429, positive: 3308, positive conditional: 334, positive unconditional: 2974, negative: 121, negative conditional: 116, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3313, positive: 3308, positive conditional: 334, positive unconditional: 2974, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3313, positive: 3308, positive conditional: 334, positive unconditional: 2974, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3313, positive: 3308, positive conditional: 147, positive unconditional: 3161, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3313, positive: 3308, positive conditional: 58, positive unconditional: 3250, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3313, positive: 3308, positive conditional: 58, positive unconditional: 3250, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2695, positive: 2690, positive conditional: 0, positive unconditional: 2690, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2695, positive: 2690, positive conditional: 0, positive unconditional: 2690, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 5, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 60, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3313, positive: 618, positive conditional: 58, positive unconditional: 560, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2695, unknown conditional: 0, unknown unconditional: 2695] , Statistics on independence cache: Total cache size (in pairs): 2695, Positive cache size: 2690, Positive conditional cache size: 0, Positive unconditional cache size: 2690, Negative cache size: 5, Negative conditional cache size: 0, Negative unconditional cache size: 5, Eliminated conditions: 89, Maximal queried relation: 0, Independence queries for same thread: 116 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 116]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 109 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-769-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 108]: 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 109 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-769-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 106]: 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 109 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-769-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 107]: 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 109 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-769-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - TimeoutResultAtElement [Line: 109]: 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 109 with TraceHistMax 1,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-769-2-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 188 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 845.4s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.7s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 26, 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, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 386 NumberOfCodeBlocks, 386 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 382 ConstructedInterpolants, 0 QuantifiedInterpolants, 5236 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 2/2 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