/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-varabs.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-bad-threaded-sum-2.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.abstract-por-f0ea240 [2022-02-11 09:53:43,958 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-11 09:53:43,959 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-11 09:53:44,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-11 09:53:44,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-11 09:53:44,003 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-11 09:53:44,004 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-11 09:53:44,005 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-11 09:53:44,006 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-11 09:53:44,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-11 09:53:44,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-11 09:53:44,007 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-11 09:53:44,008 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-11 09:53:44,008 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-11 09:53:44,009 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-11 09:53:44,009 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-11 09:53:44,010 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-11 09:53:44,011 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-11 09:53:44,014 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-11 09:53:44,015 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-11 09:53:44,016 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-11 09:53:44,023 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-11 09:53:44,024 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-11 09:53:44,025 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-11 09:53:44,026 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-11 09:53:44,027 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-11 09:53:44,027 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-11 09:53:44,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-11 09:53:44,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-11 09:53:44,028 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-11 09:53:44,028 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-11 09:53:44,029 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-11 09:53:44,029 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-11 09:53:44,030 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-11 09:53:44,030 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-11 09:53:44,030 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-11 09:53:44,031 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-11 09:53:44,031 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-11 09:53:44,031 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-11 09:53:44,032 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-11 09:53:44,032 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-11 09:53:44,033 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-varabs.epf [2022-02-11 09:53:44,046 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-11 09:53:44,046 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-11 09:53:44,047 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-11 09:53:44,047 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-11 09:53:44,051 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-11 09:53:44,051 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-11 09:53:44,051 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-11 09:53:44,052 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-11 09:53:44,052 INFO L138 SettingsManager]: * Use SBE=true [2022-02-11 09:53:44,052 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-11 09:53:44,052 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-11 09:53:44,052 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-11 09:53:44,052 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-11 09:53:44,053 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-11 09:53:44,053 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-11 09:53:44,053 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-11 09:53:44,053 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-11 09:53:44,053 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-11 09:53:44,053 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-11 09:53:44,053 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-11 09:53:44,053 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-11 09:53:44,053 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-11 09:53:44,053 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-11 09:53:44,054 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-11 09:53:44,054 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-11 09:53:44,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-11 09:53:44,055 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-11 09:53:44,055 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-11 09:53:44,055 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-11 09:53:44,055 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-11 09:53:44,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-11 09:53:44,055 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-11 09:53:44,055 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-02-11 09:53:44,055 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-11 09:53:44,056 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-11 09:53:44,056 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-02-11 09:53:44,056 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-02-11 09:53:44,056 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-11 09:53:44,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-11 09:53:44,251 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-11 09:53:44,253 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-11 09:53:44,254 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-11 09:53:44,254 INFO L275 PluginConnector]: CDTParser initialized [2022-02-11 09:53:44,255 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-threaded-sum-2.wvr.c [2022-02-11 09:53:44,298 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7143fa8cf/2b4e6c77e08a40fa95feda8f2cf018ae/FLAGde2993e3e [2022-02-11 09:53:44,663 INFO L306 CDTParser]: Found 1 translation units. [2022-02-11 09:53:44,664 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-threaded-sum-2.wvr.c [2022-02-11 09:53:44,668 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7143fa8cf/2b4e6c77e08a40fa95feda8f2cf018ae/FLAGde2993e3e [2022-02-11 09:53:44,679 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7143fa8cf/2b4e6c77e08a40fa95feda8f2cf018ae [2022-02-11 09:53:44,681 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-11 09:53:44,682 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-11 09:53:44,683 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-11 09:53:44,684 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-11 09:53:44,686 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-11 09:53:44,686 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.02 09:53:44" (1/1) ... [2022-02-11 09:53:44,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28fd6dac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 09:53:44, skipping insertion in model container [2022-02-11 09:53:44,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.02 09:53:44" (1/1) ... [2022-02-11 09:53:44,691 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-11 09:53:44,710 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-11 09:53:44,834 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/popl20-bad-threaded-sum-2.wvr.c[2476,2489] [2022-02-11 09:53:44,836 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-11 09:53:44,841 INFO L203 MainTranslator]: Completed pre-run [2022-02-11 09:53:44,863 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/popl20-bad-threaded-sum-2.wvr.c[2476,2489] [2022-02-11 09:53:44,863 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-11 09:53:44,873 INFO L208 MainTranslator]: Completed translation [2022-02-11 09:53:44,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 09:53:44 WrapperNode [2022-02-11 09:53:44,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-11 09:53:44,875 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-11 09:53:44,875 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-11 09:53:44,875 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-11 09:53:44,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 09:53:44" (1/1) ... [2022-02-11 09:53:44,890 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 09:53:44" (1/1) ... [2022-02-11 09:53:44,907 INFO L137 Inliner]: procedures = 21, calls = 34, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 59 [2022-02-11 09:53:44,907 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-11 09:53:44,908 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-11 09:53:44,908 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-11 09:53:44,909 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-11 09:53:44,913 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 09:53:44" (1/1) ... [2022-02-11 09:53:44,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 09:53:44" (1/1) ... [2022-02-11 09:53:44,917 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 09:53:44" (1/1) ... [2022-02-11 09:53:44,917 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 09:53:44" (1/1) ... [2022-02-11 09:53:44,930 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 09:53:44" (1/1) ... [2022-02-11 09:53:44,932 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 09:53:44" (1/1) ... [2022-02-11 09:53:44,937 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 09:53:44" (1/1) ... [2022-02-11 09:53:44,938 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-11 09:53:44,938 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-11 09:53:44,939 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-11 09:53:44,939 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-11 09:53:44,941 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 09:53:44" (1/1) ... [2022-02-11 09:53:44,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-11 09:53:44,953 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 09:53:45,005 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-11 09:53:45,030 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-11 09:53:45,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-11 09:53:45,040 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-02-11 09:53:45,040 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-02-11 09:53:45,040 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-02-11 09:53:45,040 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-02-11 09:53:45,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-11 09:53:45,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-11 09:53:45,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-11 09:53:45,041 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-11 09:53:45,041 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-11 09:53:45,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-11 09:53:45,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-11 09:53:45,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-11 09:53:45,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-11 09:53:45,042 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-11 09:53:45,111 INFO L234 CfgBuilder]: Building ICFG [2022-02-11 09:53:45,112 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-11 09:53:45,304 INFO L275 CfgBuilder]: Performing block encoding [2022-02-11 09:53:45,348 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-11 09:53:45,348 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-02-11 09:53:45,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.02 09:53:45 BoogieIcfgContainer [2022-02-11 09:53:45,350 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-11 09:53:45,351 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-11 09:53:45,351 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-11 09:53:45,356 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-11 09:53:45,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.02 09:53:44" (1/3) ... [2022-02-11 09:53:45,356 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b03d9c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.02 09:53:45, skipping insertion in model container [2022-02-11 09:53:45,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 09:53:44" (2/3) ... [2022-02-11 09:53:45,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b03d9c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.02 09:53:45, skipping insertion in model container [2022-02-11 09:53:45,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.02 09:53:45" (3/3) ... [2022-02-11 09:53:45,358 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-threaded-sum-2.wvr.c [2022-02-11 09:53:45,366 WARN L154 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-11 09:53:45,366 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-11 09:53:45,366 INFO L168 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-11 09:53:45,366 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-11 09:53:45,407 WARN L322 ript$VariableManager]: TermVariable thread1Thread1of1ForFork1_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,409 WARN L322 ript$VariableManager]: TermVariable thread1Thread1of1ForFork1_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,410 WARN L322 ript$VariableManager]: TermVariable thread1Thread1of1ForFork1_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,410 WARN L322 ript$VariableManager]: TermVariable thread1Thread1of1ForFork1_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,410 WARN L322 ript$VariableManager]: TermVariable thread1Thread1of1ForFork1_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,410 WARN L322 ript$VariableManager]: TermVariable thread1Thread1of1ForFork1_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,411 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,411 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,411 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,411 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,411 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,411 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,411 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,411 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,412 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,412 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,412 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,412 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,415 WARN L322 ript$VariableManager]: TermVariable thread1Thread1of1ForFork1_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,416 WARN L322 ript$VariableManager]: TermVariable thread1Thread1of1ForFork1_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,417 WARN L322 ript$VariableManager]: TermVariable thread2Thread1of1ForFork0_~cond~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,417 WARN L322 ript$VariableManager]: TermVariable thread2Thread1of1ForFork0_~cond~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,418 WARN L322 ript$VariableManager]: TermVariable thread2Thread1of1ForFork0_~cond~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,419 WARN L322 ript$VariableManager]: TermVariable thread2Thread1of1ForFork0_~cond~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,420 WARN L322 ript$VariableManager]: TermVariable thread2Thread1of1ForFork0_~cond~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,420 WARN L322 ript$VariableManager]: TermVariable thread2Thread1of1ForFork0_~cond~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,420 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,420 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,420 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,420 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,420 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,421 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,421 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,421 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,422 WARN L322 ript$VariableManager]: TermVariable thread2Thread1of1ForFork0_~cond~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,422 WARN L322 ript$VariableManager]: TermVariable thread2Thread1of1ForFork0_~cond~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,425 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,426 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,426 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,426 WARN L322 ript$VariableManager]: TermVariable |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,426 WARN L322 ript$VariableManager]: TermVariable thread2Thread1of1ForFork0_~cond~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,427 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,427 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,427 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,428 WARN L322 ript$VariableManager]: TermVariable |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,428 WARN L322 ript$VariableManager]: TermVariable thread1Thread1of1ForFork1_~cond~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 09:53:45,432 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-02-11 09:53:45,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-11 09:53:45,478 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 09:53:45,485 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) [2022-02-11 09:53:45,487 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 [2022-02-11 09:53:45,519 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-02-11 09:53:45,537 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 [2022-02-11 09:53:45,538 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-02-11 09:53:45,757 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-11 09:53:45,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 09:53:45,760 INFO L85 PathProgramCache]: Analyzing trace with hash 489249638, now seen corresponding path program 1 times [2022-02-11 09:53:45,766 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 09:53:45,766 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889270276] [2022-02-11 09:53:45,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 09:53:45,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 09:53:45,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 09:53:45,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 09:53:45,922 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 09:53:45,922 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889270276] [2022-02-11 09:53:45,922 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [889270276] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 09:53:45,923 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 09:53:45,923 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-11 09:53:45,925 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272280685] [2022-02-11 09:53:45,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 09:53:45,929 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-11 09:53:45,929 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 09:53:45,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-11 09:53:45,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-11 09:53:45,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 09:53:45,958 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 09:53:45,958 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-11 09:53:45,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 09:53:45,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 09:53:45,990 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: ResultService,SelfDestructingSolverStorable0 [2022-02-11 09:53:45,990 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-11 09:53:45,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 09:53:45,992 INFO L85 PathProgramCache]: Analyzing trace with hash -1040236633, now seen corresponding path program 1 times [2022-02-11 09:53:45,992 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 09:53:45,993 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093964511] [2022-02-11 09:53:45,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 09:53:45,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 09:53:46,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 09:53:46,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 09:53:46,248 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 09:53:46,249 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093964511] [2022-02-11 09:53:46,249 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093964511] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 09:53:46,249 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 09:53:46,249 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-11 09:53:46,249 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415577484] [2022-02-11 09:53:46,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 09:53:46,250 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-11 09:53:46,250 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 09:53:46,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-11 09:53:46,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-11 09:53:46,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 09:53:46,254 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 09:53:46,254 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-11 09:53:46,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 09:53:46,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 09:53:46,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 09:53:46,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 09:53:46,400 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,ResultService [2022-02-11 09:53:46,401 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-11 09:53:46,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 09:53:46,402 INFO L85 PathProgramCache]: Analyzing trace with hash -1815042779, now seen corresponding path program 1 times [2022-02-11 09:53:46,402 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 09:53:46,402 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948312293] [2022-02-11 09:53:46,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 09:53:46,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 09:53:46,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 09:53:46,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 09:53:46,496 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 09:53:46,496 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948312293] [2022-02-11 09:53:46,496 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948312293] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 09:53:46,496 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 09:53:46,496 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-11 09:53:46,496 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621407010] [2022-02-11 09:53:46,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 09:53:46,497 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-11 09:53:46,497 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 09:53:46,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-11 09:53:46,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-11 09:53:46,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 09:53:46,500 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 09:53:46,500 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-11 09:53:46,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 09:53:46,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 09:53:46,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 09:53:46,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 09:53:46,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 09:53:46,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-11 09:53:46,692 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,ResultService [2022-02-11 09:53:46,692 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-11 09:53:46,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 09:53:46,692 INFO L85 PathProgramCache]: Analyzing trace with hash -471962650, now seen corresponding path program 2 times [2022-02-11 09:53:46,692 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 09:53:46,693 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099127411] [2022-02-11 09:53:46,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 09:53:46,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 09:53:46,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 09:53:46,791 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-02-11 09:53:46,792 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 09:53:46,792 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099127411] [2022-02-11 09:53:46,792 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1099127411] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 09:53:46,792 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 09:53:46,792 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-11 09:53:46,792 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846993926] [2022-02-11 09:53:46,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 09:53:46,793 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-11 09:53:46,793 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 09:53:46,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-11 09:53:46,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-11 09:53:46,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 09:53:46,795 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 09:53:46,795 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-11 09:53:46,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 09:53:46,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 09:53:46,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-11 09:53:46,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 09:53:46,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 09:53:46,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 09:53:46,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-11 09:53:46,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-11 09:53:46,934 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,ResultService [2022-02-11 09:53:46,934 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-11 09:53:46,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 09:53:46,935 INFO L85 PathProgramCache]: Analyzing trace with hash -1072426179, now seen corresponding path program 3 times [2022-02-11 09:53:46,935 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 09:53:46,935 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792105476] [2022-02-11 09:53:46,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 09:53:46,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 09:53:47,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 09:53:49,150 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 09:53:49,150 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 09:53:49,150 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792105476] [2022-02-11 09:53:49,151 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [792105476] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 09:53:49,151 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [59943257] [2022-02-11 09:53:49,151 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-02-11 09:53:49,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 09:53:49,151 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 09:53:49,172 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) [2022-02-11 09:53:49,191 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-11 09:53:49,380 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-02-11 09:53:49,380 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-11 09:53:49,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 29 conjunts are in the unsatisfiable core [2022-02-11 09:53:49,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 09:53:50,743 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 09:53:50,744 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 09:53:55,857 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 09:53:55,858 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [59943257] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-11 09:53:55,858 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-11 09:53:55,858 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 18, 18] total 41 [2022-02-11 09:53:55,858 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100897294] [2022-02-11 09:53:55,858 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-11 09:53:55,859 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2022-02-11 09:53:55,859 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 09:53:55,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2022-02-11 09:53:55,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=264, Invalid=1376, Unknown=0, NotChecked=0, Total=1640 [2022-02-11 09:53:55,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 09:53:55,861 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 09:53:55,881 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 4.195121951219512) internal successors, (172), 41 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-11 09:53:55,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 09:53:55,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 09:53:55,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-11 09:53:55,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-11 09:53:55,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 09:54:07,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 09:54:07,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 09:54:08,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-11 09:54:08,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-11 09:54:08,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-11 09:54:08,005 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-02-11 09:54:08,200 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,ResultService [2022-02-11 09:54:08,201 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-11 09:54:08,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 09:54:08,201 INFO L85 PathProgramCache]: Analyzing trace with hash 632220060, now seen corresponding path program 4 times [2022-02-11 09:54:08,201 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 09:54:08,202 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811149838] [2022-02-11 09:54:08,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 09:54:08,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 09:54:08,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 09:56:02,531 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 09:56:02,532 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 09:56:02,532 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811149838] [2022-02-11 09:56:02,532 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [811149838] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 09:56:02,532 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1172400403] [2022-02-11 09:56:02,532 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-02-11 09:56:02,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 09:56:02,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 09:56:02,534 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) [2022-02-11 09:56:02,536 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-11 09:56:03,605 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-02-11 09:56:03,606 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-11 09:56:03,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 32 conjunts are in the unsatisfiable core [2022-02-11 09:56:03,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 09:56:11,892 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 09:56:11,893 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 09:58:47,047 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 09:58:47,047 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1172400403] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-11 09:58:47,047 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-11 09:58:47,047 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21, 21] total 52 [2022-02-11 09:58:47,047 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320118306] [2022-02-11 09:58:47,048 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-11 09:58:47,048 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 52 states [2022-02-11 09:58:47,048 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 09:58:47,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2022-02-11 09:58:47,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=371, Invalid=2230, Unknown=51, NotChecked=0, Total=2652 [2022-02-11 09:58:47,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 09:58:47,050 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 09:58:47,050 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 52 states, 52 states have (on average 3.826923076923077) internal successors, (199), 52 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-11 09:58:47,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 09:58:47,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-11 09:58:47,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-11 09:58:47,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-11 09:58:47,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2022-02-11 09:58:47,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 09:58:59,955 WARN L228 SmtUtils]: Spent 5.23s on a formula simplification. DAG size of input: 210 DAG size of output: 177 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-02-11 09:59:06,609 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-11 09:59:17,511 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-11 09:59:27,146 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-11 09:59:28,781 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-11 09:59:29,928 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-11 09:59:31,060 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-11 09:59:33,063 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-11 09:59:46,836 WARN L228 SmtUtils]: Spent 5.37s on a formula simplification. DAG size of input: 241 DAG size of output: 54 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-02-11 09:59:57,547 WARN L228 SmtUtils]: Spent 6.54s on a formula simplification. DAG size of input: 294 DAG size of output: 59 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-02-11 09:59:59,701 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-11 10:00:01,741 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-11 10:00:03,774 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-11 10:00:05,834 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-11 10:00:07,845 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-02-11 10:01:25,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 10:01:25,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-11 10:01:25,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-11 10:01:25,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-11 10:01:25,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-11 10:01:25,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-02-11 10:01:25,751 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-02-11 10:01:25,947 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: ResultService,SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 10:01:25,948 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-02-11 10:01:25,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 10:01:25,948 INFO L85 PathProgramCache]: Analyzing trace with hash -1693978179, now seen corresponding path program 5 times [2022-02-11 10:01:25,948 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 10:01:25,948 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142467949] [2022-02-11 10:01:25,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 10:01:25,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 10:01:26,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2022-02-11 10:08:24,249 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2022-02-11 10:08:24,250 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-11 10:08:24,250 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 102 with TraceHistMax 11,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-2-3-6-3-7-3-7-3-7-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-2-10-1 term,while PolyPacSimplificationTermWalker was simplifying 3 xjuncts wrt. a ∧-2-3-7-3-7-3-5-2-10-1 context. [2022-02-11 10:08:24,251 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 3 remaining) [2022-02-11 10:08:24,252 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (0 of 3 remaining) [2022-02-11 10:08:24,257 INFO L733 BasicCegarLoop]: Path program histogram: [5, 1, 1] [2022-02-11 10:08:24,259 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-11 10:08:24,259 INFO L184 ceAbstractionStarter]: Computing trace abstraction results [2022-02-11 10:08:24,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.02 10:08:24 BasicIcfg [2022-02-11 10:08:24,261 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-11 10:08:24,261 INFO L158 Benchmark]: Toolchain (without parser) took 879579.12ms. Allocated memory was 197.1MB in the beginning and 902.8MB in the end (delta: 705.7MB). Free memory was 147.0MB in the beginning and 453.8MB in the end (delta: -306.8MB). Peak memory consumption was 526.0MB. Max. memory is 8.0GB. [2022-02-11 10:08:24,261 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 197.1MB. Free memory is still 163.5MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-11 10:08:24,262 INFO L158 Benchmark]: CACSL2BoogieTranslator took 190.65ms. Allocated memory is still 197.1MB. Free memory was 146.7MB in the beginning and 172.4MB in the end (delta: -25.7MB). Peak memory consumption was 11.0MB. Max. memory is 8.0GB. [2022-02-11 10:08:24,262 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.95ms. Allocated memory is still 197.1MB. Free memory was 172.4MB in the beginning and 170.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-11 10:08:24,262 INFO L158 Benchmark]: Boogie Preprocessor took 29.74ms. Allocated memory is still 197.1MB. Free memory was 170.9MB in the beginning and 169.8MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-11 10:08:24,262 INFO L158 Benchmark]: RCFGBuilder took 411.63ms. Allocated memory is still 197.1MB. Free memory was 169.8MB in the beginning and 155.7MB in the end (delta: 14.2MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2022-02-11 10:08:24,262 INFO L158 Benchmark]: TraceAbstraction took 878909.96ms. Allocated memory was 197.1MB in the beginning and 902.8MB in the end (delta: 705.7MB). Free memory was 155.1MB in the beginning and 453.8MB in the end (delta: -298.7MB). Peak memory consumption was 533.9MB. Max. memory is 8.0GB. [2022-02-11 10:08:24,263 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 197.1MB. Free memory is still 163.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 190.65ms. Allocated memory is still 197.1MB. Free memory was 146.7MB in the beginning and 172.4MB in the end (delta: -25.7MB). Peak memory consumption was 11.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 32.95ms. Allocated memory is still 197.1MB. Free memory was 172.4MB in the beginning and 170.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 29.74ms. Allocated memory is still 197.1MB. Free memory was 170.9MB in the beginning and 169.8MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 411.63ms. Allocated memory is still 197.1MB. Free memory was 169.8MB in the beginning and 155.7MB in the end (delta: 14.2MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 878909.96ms. Allocated memory was 197.1MB in the beginning and 902.8MB in the end (delta: 705.7MB). Free memory was 155.1MB in the beginning and 453.8MB in the end (delta: -298.7MB). Peak memory consumption was 533.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks [2022-02-11 10:08:24,269 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 ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 639, positive: 553, positive conditional: 145, positive unconditional: 408, negative: 86, negative conditional: 79, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2449, positive: 2412, positive conditional: 334, positive unconditional: 2078, negative: 37, negative conditional: 14, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2449, positive: 2412, positive conditional: 334, positive unconditional: 2078, negative: 37, negative conditional: 14, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2488, positive: 2412, positive conditional: 269, positive unconditional: 2143, negative: 76, negative conditional: 39, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2488, positive: 2412, positive conditional: 212, positive unconditional: 2200, negative: 76, negative conditional: 30, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2488, positive: 2412, positive conditional: 212, positive unconditional: 2200, negative: 76, negative conditional: 30, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 893, positive: 872, positive conditional: 0, positive unconditional: 872, negative: 21, negative conditional: 9, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 893, positive: 845, positive conditional: 0, positive unconditional: 845, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 48, positive: 27, positive conditional: 0, positive unconditional: 27, negative: 21, negative conditional: 9, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 226, positive: 114, positive conditional: 0, positive unconditional: 114, negative: 112, negative conditional: 82, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2488, positive: 1540, positive conditional: 212, positive unconditional: 1328, negative: 55, negative conditional: 21, negative unconditional: 34, unknown: 893, unknown conditional: 9, unknown unconditional: 884] , Statistics on independence cache: Total cache size (in pairs): 893, Positive cache size: 872, Positive conditional cache size: 0, Positive unconditional cache size: 872, Negative cache size: 21, Negative conditional cache size: 9, Negative unconditional cache size: 12, Eliminated conditions: 66, Maximal queried relation: 5, Independence queries for same thread: 73 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 73, Number of trivial persistent sets: 64, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 415, positive: 408, positive conditional: 0, positive unconditional: 408, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 639, positive: 553, positive conditional: 145, positive unconditional: 408, negative: 86, negative conditional: 79, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2449, positive: 2412, positive conditional: 334, positive unconditional: 2078, negative: 37, negative conditional: 14, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2449, positive: 2412, positive conditional: 334, positive unconditional: 2078, negative: 37, negative conditional: 14, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2488, positive: 2412, positive conditional: 269, positive unconditional: 2143, negative: 76, negative conditional: 39, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2488, positive: 2412, positive conditional: 212, positive unconditional: 2200, negative: 76, negative conditional: 30, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2488, positive: 2412, positive conditional: 212, positive unconditional: 2200, negative: 76, negative conditional: 30, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 893, positive: 872, positive conditional: 0, positive unconditional: 872, negative: 21, negative conditional: 9, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 893, positive: 845, positive conditional: 0, positive unconditional: 845, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 48, positive: 27, positive conditional: 0, positive unconditional: 27, negative: 21, negative conditional: 9, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 226, positive: 114, positive conditional: 0, positive unconditional: 114, negative: 112, negative conditional: 82, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2488, positive: 1540, positive conditional: 212, positive unconditional: 1328, negative: 55, negative conditional: 21, negative unconditional: 34, unknown: 893, unknown conditional: 9, unknown unconditional: 884] , Statistics on independence cache: Total cache size (in pairs): 893, Positive cache size: 872, Positive conditional cache size: 0, Positive unconditional cache size: 872, Negative cache size: 21, Negative conditional cache size: 9, Negative unconditional cache size: 12, Eliminated conditions: 66, Maximal queried relation: 5, Independence queries for same thread: 73 - 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: 95]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 102 with TraceHistMax 11,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-2-3-6-3-7-3-7-3-7-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-2-10-1 term,while PolyPacSimplificationTermWalker was simplifying 3 xjuncts wrt. a ∧-2-3-7-3-7-3-5-2-10-1 context. - TimeoutResultAtElement [Line: 89]: 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 102 with TraceHistMax 11,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-2-3-6-3-7-3-7-3-7-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-2-10-1 term,while PolyPacSimplificationTermWalker was simplifying 3 xjuncts wrt. a ∧-2-3-7-3-7-3-5-2-10-1 context. - TimeoutResultAtElement [Line: 90]: 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 102 with TraceHistMax 11,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PolyPacSimplificationTermWalker was simplifying a ∧-2-3-6-3-7-3-7-3-7-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-3-10-2-10-1 term,while PolyPacSimplificationTermWalker was simplifying 3 xjuncts wrt. a ∧-2-3-7-3-7-3-5-2-10-1 context. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 100 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 878.8s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 171.5s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 84, 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, 1.6s SatisfiabilityAnalysisTime, 286.5s InterpolantComputationTime, 608 NumberOfCodeBlocks, 608 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 761 ConstructedInterpolants, 0 QuantifiedInterpolants, 30171 SizeOfPredicates, 30 NumberOfNonLiveVariables, 352 ConjunctsInSsa, 61 ConjunctsInUnsatCore, 10 InterpolantComputations, 4 PerfectInterpolantSequences, 20/215 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