/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-MCRwithDepranks-Lazy-NoForkJoinOpt.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/fib_unsafe-5.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-16 07:34:10,725 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-16 07:34:10,726 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-16 07:34:10,761 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-16 07:34:10,761 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-16 07:34:10,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-16 07:34:10,765 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-16 07:34:10,767 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-16 07:34:10,768 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-16 07:34:10,771 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-16 07:34:10,772 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-16 07:34:10,773 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-16 07:34:10,773 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-16 07:34:10,774 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-16 07:34:10,775 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-16 07:34:10,778 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-16 07:34:10,778 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-16 07:34:10,779 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-16 07:34:10,780 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-16 07:34:10,784 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-16 07:34:10,785 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-16 07:34:10,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-16 07:34:10,787 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-16 07:34:10,788 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-16 07:34:10,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-16 07:34:10,795 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-16 07:34:10,795 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-16 07:34:10,797 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-16 07:34:10,797 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-16 07:34:10,798 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-16 07:34:10,798 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-16 07:34:10,798 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-16 07:34:10,799 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-16 07:34:10,799 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-16 07:34:10,799 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-16 07:34:10,800 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-16 07:34:10,800 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-MCRwithDepranks-Lazy-NoForkJoinOpt.epf [2022-03-16 07:34:10,823 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-16 07:34:10,823 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-16 07:34:10,824 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-16 07:34:10,824 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-16 07:34:10,824 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-16 07:34:10,824 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-16 07:34:10,825 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-16 07:34:10,825 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-16 07:34:10,825 INFO L138 SettingsManager]: * Use SBE=true [2022-03-16 07:34:10,825 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-16 07:34:10,825 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-16 07:34:10,826 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-16 07:34:10,826 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-16 07:34:10,826 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-16 07:34:10,826 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-16 07:34:10,826 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-16 07:34:10,826 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-16 07:34:10,826 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-16 07:34:10,826 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-16 07:34:10,826 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-16 07:34:10,826 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-16 07:34:10,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-16 07:34:10,826 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-16 07:34:10,827 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-16 07:34:10,827 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-16 07:34:10,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 07:34:10,827 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-16 07:34:10,827 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-16 07:34:10,827 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-16 07:34:10,827 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-16 07:34:10,827 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-16 07:34:10,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-16 07:34:10,827 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-16 07:34:10,828 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-16 07:34:10,828 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-16 07:34:10,828 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-03-16 07:34:10,828 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-03-16 07:34:10,828 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-16 07:34:10,989 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-16 07:34:11,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-16 07:34:11,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-16 07:34:11,016 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-16 07:34:11,017 INFO L275 PluginConnector]: CDTParser initialized [2022-03-16 07:34:11,018 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/fib_unsafe-5.i [2022-03-16 07:34:11,058 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c04a3b07/fbba95f29b19454ea3869f865b8e8073/FLAGc42369337 [2022-03-16 07:34:11,479 INFO L306 CDTParser]: Found 1 translation units. [2022-03-16 07:34:11,480 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_unsafe-5.i [2022-03-16 07:34:11,496 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c04a3b07/fbba95f29b19454ea3869f865b8e8073/FLAGc42369337 [2022-03-16 07:34:11,511 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c04a3b07/fbba95f29b19454ea3869f865b8e8073 [2022-03-16 07:34:11,513 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-16 07:34:11,514 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-16 07:34:11,516 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-16 07:34:11,516 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-16 07:34:11,519 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-16 07:34:11,519 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 07:34:11" (1/1) ... [2022-03-16 07:34:11,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55f3b589 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:34:11, skipping insertion in model container [2022-03-16 07:34:11,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 07:34:11" (1/1) ... [2022-03-16 07:34:11,529 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-16 07:34:11,566 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-16 07:34:11,855 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_unsafe-5.i[30819,30832] [2022-03-16 07:34:11,858 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-16 07:34:11,865 INFO L203 MainTranslator]: Completed pre-run [2022-03-16 07:34:11,894 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_unsafe-5.i[30819,30832] [2022-03-16 07:34:11,895 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-16 07:34:11,923 INFO L208 MainTranslator]: Completed translation [2022-03-16 07:34:11,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:34:11 WrapperNode [2022-03-16 07:34:11,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-16 07:34:11,925 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-16 07:34:11,925 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-16 07:34:11,925 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-16 07:34:11,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:34:11" (1/1) ... [2022-03-16 07:34:11,945 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:34:11" (1/1) ... [2022-03-16 07:34:11,965 INFO L137 Inliner]: procedures = 164, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 71 [2022-03-16 07:34:11,966 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-16 07:34:11,966 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-16 07:34:11,967 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-16 07:34:11,967 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-16 07:34:11,972 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:34:11" (1/1) ... [2022-03-16 07:34:11,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:34:11" (1/1) ... [2022-03-16 07:34:11,984 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:34:11" (1/1) ... [2022-03-16 07:34:11,984 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:34:11" (1/1) ... [2022-03-16 07:34:11,987 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:34:11" (1/1) ... [2022-03-16 07:34:11,990 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:34:11" (1/1) ... [2022-03-16 07:34:11,991 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:34:11" (1/1) ... [2022-03-16 07:34:11,993 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-16 07:34:11,994 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-16 07:34:11,994 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-16 07:34:11,994 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-16 07:34:11,995 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:34:11" (1/1) ... [2022-03-16 07:34:12,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 07:34:12,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 07:34:12,026 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) [2022-03-16 07:34:12,033 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 [2022-03-16 07:34:12,055 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-03-16 07:34:12,055 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-03-16 07:34:12,055 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-03-16 07:34:12,055 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-03-16 07:34:12,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-16 07:34:12,055 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-03-16 07:34:12,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-16 07:34:12,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-16 07:34:12,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-16 07:34:12,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-16 07:34:12,056 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-03-16 07:34:12,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-16 07:34:12,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-16 07:34:12,057 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-16 07:34:12,194 INFO L234 CfgBuilder]: Building ICFG [2022-03-16 07:34:12,195 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-16 07:34:12,332 INFO L275 CfgBuilder]: Performing block encoding [2022-03-16 07:34:12,337 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-16 07:34:12,337 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-03-16 07:34:12,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 07:34:12 BoogieIcfgContainer [2022-03-16 07:34:12,339 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-16 07:34:12,340 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-16 07:34:12,340 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-16 07:34:12,357 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-16 07:34:12,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.03 07:34:11" (1/3) ... [2022-03-16 07:34:12,358 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@662cfbc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 07:34:12, skipping insertion in model container [2022-03-16 07:34:12,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 07:34:11" (2/3) ... [2022-03-16 07:34:12,358 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@662cfbc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 07:34:12, skipping insertion in model container [2022-03-16 07:34:12,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 07:34:12" (3/3) ... [2022-03-16 07:34:12,359 INFO L111 eAbstractionObserver]: Analyzing ICFG fib_unsafe-5.i [2022-03-16 07:34:12,363 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-16 07:34:12,363 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-16 07:34:12,363 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-16 07:34:12,363 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-16 07:34:12,404 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,404 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,404 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,404 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,405 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,405 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,405 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,405 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,405 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,406 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,406 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,406 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,406 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,406 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,406 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,406 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,407 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,407 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,407 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,407 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,407 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,407 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,408 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,408 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,408 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,408 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,408 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,408 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,409 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,409 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,409 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,409 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,409 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,409 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,410 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,410 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,412 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,412 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,412 WARN L322 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,413 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,413 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,416 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,416 WARN L322 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,416 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,417 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,417 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 07:34:12,418 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-03-16 07:34:12,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-16 07:34:12,465 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 07:34:12,498 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) [2022-03-16 07:34:12,514 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 [2022-03-16 07:34:12,520 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-16 07:34:12,526 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, mLazyFiniteAutomaton=true, 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, mMcrOptimizeForkJoin=false, mMcrOverapproximateWrwc=true [2022-03-16 07:34:12,526 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-03-16 07:34:12,585 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 91 transitions and produced 92 states. [2022-03-16 07:34:12,587 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-03-16 07:34:12,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 07:34:12,590 INFO L85 PathProgramCache]: Analyzing trace with hash -1927097680, now seen corresponding path program 1 times [2022-03-16 07:34:12,596 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 07:34:12,596 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682614016] [2022-03-16 07:34:12,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 07:34:12,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 07:34:12,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 07:34:12,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 07:34:12,727 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 07:34:12,727 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682614016] [2022-03-16 07:34:12,728 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1682614016] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 07:34:12,728 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 07:34:12,728 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-16 07:34:12,729 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884698605] [2022-03-16 07:34:12,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 07:34:12,732 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-03-16 07:34:12,733 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 07:34:12,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-03-16 07:34:12,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-16 07:34:12,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:34:12,748 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 07:34:12,749 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 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) [2022-03-16 07:34:12,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:34:12,774 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 91 transitions and produced 92 states. [2022-03-16 07:34:12,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:34:12,775 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-16 07:34:12,776 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-03-16 07:34:12,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 07:34:12,777 INFO L85 PathProgramCache]: Analyzing trace with hash 560415153, now seen corresponding path program 1 times [2022-03-16 07:34:12,778 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 07:34:12,778 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377426793] [2022-03-16 07:34:12,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 07:34:12,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 07:34:12,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 07:34:12,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 07:34:12,866 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 07:34:12,866 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377426793] [2022-03-16 07:34:12,867 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377426793] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 07:34:12,867 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 07:34:12,867 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-16 07:34:12,867 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690109270] [2022-03-16 07:34:12,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 07:34:12,868 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-16 07:34:12,868 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 07:34:12,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-16 07:34:12,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-16 07:34:12,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:34:12,869 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 07:34:12,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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) [2022-03-16 07:34:12,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:34:12,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:34:12,902 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 114 transitions and produced 115 states. [2022-03-16 07:34:12,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:34:12,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 07:34:12,904 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-16 07:34:12,904 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-03-16 07:34:12,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 07:34:12,905 INFO L85 PathProgramCache]: Analyzing trace with hash -951035470, now seen corresponding path program 1 times [2022-03-16 07:34:12,905 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 07:34:12,905 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679408050] [2022-03-16 07:34:12,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 07:34:12,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 07:34:12,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 07:34:12,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 07:34:12,965 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 07:34:12,965 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679408050] [2022-03-16 07:34:12,965 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1679408050] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 07:34:12,965 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2116758997] [2022-03-16 07:34:12,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 07:34:12,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 07:34:12,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 07:34:12,967 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) [2022-03-16 07:34:12,968 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-16 07:34:13,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 07:34:13,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2022-03-16 07:34:13,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 07:34:13,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 07:34:13,202 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 07:34:13,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 07:34:13,310 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2116758997] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 07:34:13,310 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 07:34:13,311 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-03-16 07:34:13,311 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16337164] [2022-03-16 07:34:13,311 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 07:34:13,313 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-16 07:34:13,313 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 07:34:13,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-16 07:34:13,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-03-16 07:34:13,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:34:13,314 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 07:34:13,314 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.6) internal successors, (76), 10 states have internal predecessors, (76), 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) [2022-03-16 07:34:13,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:34:13,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 07:34:13,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:34:13,447 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 160 transitions and produced 161 states. [2022-03-16 07:34:13,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:34:13,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 07:34:13,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 07:34:13,473 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-16 07:34:13,663 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-03-16 07:34:13,664 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-03-16 07:34:13,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 07:34:13,664 INFO L85 PathProgramCache]: Analyzing trace with hash 1666707666, now seen corresponding path program 2 times [2022-03-16 07:34:13,665 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 07:34:13,665 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890189325] [2022-03-16 07:34:13,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 07:34:13,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 07:34:13,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 07:34:13,750 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 07:34:13,750 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 07:34:13,750 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890189325] [2022-03-16 07:34:13,751 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890189325] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 07:34:13,751 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1872637418] [2022-03-16 07:34:13,751 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-16 07:34:13,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 07:34:13,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 07:34:13,752 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) [2022-03-16 07:34:13,753 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-16 07:34:13,863 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-16 07:34:13,864 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 07:34:13,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 8 conjunts are in the unsatisfiable core [2022-03-16 07:34:13,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 07:34:13,989 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 07:34:13,989 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 07:34:14,144 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 07:34:14,144 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1872637418] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 07:34:14,144 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 07:34:14,144 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2022-03-16 07:34:14,144 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232911984] [2022-03-16 07:34:14,145 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 07:34:14,145 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-16 07:34:14,145 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 07:34:14,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-16 07:34:14,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2022-03-16 07:34:14,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:34:14,146 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 07:34:14,146 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 5.777777777777778) internal successors, (104), 18 states have internal predecessors, (104), 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) [2022-03-16 07:34:14,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:34:14,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 07:34:14,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 07:34:14,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:34:14,297 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 252 transitions and produced 249 states. [2022-03-16 07:34:14,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:34:14,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 07:34:14,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 07:34:14,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 07:34:14,317 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-16 07:34:14,514 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 07:34:14,515 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-03-16 07:34:14,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 07:34:14,515 INFO L85 PathProgramCache]: Analyzing trace with hash -1283180782, now seen corresponding path program 3 times [2022-03-16 07:34:14,515 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 07:34:14,516 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112481880] [2022-03-16 07:34:14,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 07:34:14,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 07:34:14,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 07:34:14,684 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 07:34:14,685 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 07:34:14,685 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112481880] [2022-03-16 07:34:14,688 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112481880] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 07:34:14,688 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [716485414] [2022-03-16 07:34:14,688 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-16 07:34:14,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 07:34:14,688 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 07:34:14,694 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-16 07:34:14,752 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-16 07:34:14,807 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2022-03-16 07:34:14,807 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 07:34:14,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 16 conjunts are in the unsatisfiable core [2022-03-16 07:34:14,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 07:34:14,995 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 07:34:14,995 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 07:34:15,219 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 07:34:15,219 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [716485414] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 07:34:15,220 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 07:34:15,220 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 27 [2022-03-16 07:34:15,220 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821132333] [2022-03-16 07:34:15,220 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 07:34:15,221 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-03-16 07:34:15,221 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 07:34:15,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-03-16 07:34:15,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=195, Invalid=507, Unknown=0, NotChecked=0, Total=702 [2022-03-16 07:34:15,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:34:15,222 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 07:34:15,222 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 5.148148148148148) internal successors, (139), 27 states have internal predecessors, (139), 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) [2022-03-16 07:34:15,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:34:15,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 07:34:15,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 07:34:15,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 07:34:15,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:34:15,566 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 367 transitions and produced 355 states. [2022-03-16 07:34:15,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:34:15,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 07:34:15,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 07:34:15,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 07:34:15,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-16 07:34:15,601 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-03-16 07:34:15,803 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 07:34:15,804 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-03-16 07:34:15,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 07:34:15,809 INFO L85 PathProgramCache]: Analyzing trace with hash 1938020081, now seen corresponding path program 4 times [2022-03-16 07:34:15,809 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 07:34:15,809 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409549306] [2022-03-16 07:34:15,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 07:34:15,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 07:34:15,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 07:34:16,855 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 0 proven. 474 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 07:34:16,855 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 07:34:16,855 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409549306] [2022-03-16 07:34:16,856 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [409549306] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 07:34:16,856 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1641818535] [2022-03-16 07:34:16,856 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-16 07:34:16,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 07:34:16,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 07:34:16,857 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-16 07:34:16,858 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-03-16 07:34:16,925 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-16 07:34:16,925 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-16 07:34:16,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 41 conjunts are in the unsatisfiable core [2022-03-16 07:34:16,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 07:34:19,483 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 335 proven. 139 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 07:34:19,483 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 07:39:10,150 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 0 proven. 472 refuted. 2 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 07:39:10,151 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1641818535] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 07:39:10,151 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 07:39:10,151 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 42, 42] total 121 [2022-03-16 07:39:10,151 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640580601] [2022-03-16 07:39:10,151 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 07:39:10,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 121 states [2022-03-16 07:39:10,152 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 07:39:10,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 121 interpolants. [2022-03-16 07:39:10,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=946, Invalid=13505, Unknown=69, NotChecked=0, Total=14520 [2022-03-16 07:39:10,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:39:10,156 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 07:39:10,157 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 121 states, 121 states have (on average 3.15702479338843) internal successors, (382), 121 states have internal predecessors, (382), 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) [2022-03-16 07:39:10,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:39:10,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 07:39:10,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 07:39:10,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 07:39:10,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-03-16 07:39:10,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:39:25,999 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse5 (* (- 1) c_~j~0)) (.cse8 (* (- 1) c_~i~0)) (.cse22 (* 2 c_~cur~0))) (let ((.cse4 (+ c_~prev~0 c_~next~0)) (.cse9 (+ .cse22 3 c_~prev~0)) (.cse11 (+ .cse22 c_~prev~0)) (.cse6 (+ c_~next~0 1)) (.cse10 (div (+ (- 3) .cse8 c_~cur~0) (- 2))) (.cse12 (div (+ .cse8 c_~next~0 (- 5)) (- 2))) (.cse3 (+ 2 c_~prev~0 c_~next~0)) (.cse7 (+ (* 2 c_~next~0) 4 c_~cur~0)) (.cse2 (div (+ .cse5 c_~next~0 (- 5)) (- 2))) (.cse13 (+ 2 c_~next~0 c_~cur~0)) (.cse18 (div (+ (- 3) .cse5 c_~cur~0) (- 2))) (.cse20 (+ c_~prev~0 1 c_~cur~0)) (.cse17 (+ c_~prev~0 c_~cur~0)) (.cse15 (+ c_~next~0 c_~cur~0))) (and (forall ((v_~cur~0_26 Int)) (or (and (forall ((aux_mod_v_~cur~0_22_51 Int) (aux_div_v_~next~0_20_56 Int) (aux_div_v_~cur~0_22_51 Int) (v_~prev~0_24 Int) (aux_mod_v_~next~0_20_56 Int)) (let ((.cse0 (* 2 v_~cur~0_26))) (or (< v_~prev~0_24 (+ v_~cur~0_26 c_~cur~0)) (>= aux_mod_v_~cur~0_22_51 2) (< (+ aux_mod_v_~next~0_20_56 c_~j~0 (* 2 aux_mod_v_~cur~0_22_51) 11) (+ .cse0 (* v_~prev~0_24 3) (* aux_div_v_~cur~0_22_51 4) (* 2 aux_div_v_~next~0_20_56) c_~cur~0)) (>= aux_mod_v_~next~0_20_56 2) (<= (+ (* 5 aux_div_v_~next~0_20_56) (* 2 aux_div_v_~cur~0_22_51) v_~prev~0_24) (+ 23 aux_mod_v_~cur~0_22_51 (* 2 c_~j~0) (* aux_mod_v_~next~0_20_56 2))) (> 0 aux_mod_v_~cur~0_22_51) (< aux_div_v_~cur~0_22_51 (+ .cse0 1 c_~cur~0)) (> 0 aux_mod_v_~next~0_20_56)))) (forall ((aux_mod_v_~cur~0_22_51 Int) (aux_div_v_~next~0_20_56 Int) (aux_div_v_~cur~0_22_51 Int) (v_~prev~0_24 Int) (aux_mod_v_~next~0_20_56 Int)) (let ((.cse1 (* 2 v_~cur~0_26))) (or (< v_~prev~0_24 (+ v_~cur~0_26 c_~cur~0)) (>= aux_mod_v_~cur~0_22_51 2) (>= aux_mod_v_~next~0_20_56 2) (< (+ aux_mod_v_~next~0_20_56 c_~i~0 (* 2 aux_mod_v_~cur~0_22_51) 11) (+ .cse1 (* v_~prev~0_24 3) (* aux_div_v_~cur~0_22_51 4) (* 2 aux_div_v_~next~0_20_56) c_~cur~0)) (<= (+ (* 5 aux_div_v_~next~0_20_56) (* 2 aux_div_v_~cur~0_22_51) v_~prev~0_24) (+ 23 aux_mod_v_~cur~0_22_51 (* 2 c_~i~0) (* aux_mod_v_~next~0_20_56 2))) (> 0 aux_mod_v_~cur~0_22_51) (< aux_div_v_~cur~0_22_51 (+ .cse1 1 c_~cur~0)) (> 0 aux_mod_v_~next~0_20_56))))) (< v_~cur~0_26 (+ c_~prev~0 c_~cur~0)))) (< c_~i~0 c_~cur~0) (<= .cse2 .cse3) (< c_~j~0 .cse4) (< (div (+ (- 1) c_~prev~0 .cse5) (- 2)) .cse6) (<= (div (+ (- 9) .cse5 c_~next~0 c_~cur~0) (- 2)) .cse7) (< c_~j~0 |c_ULTIMATE.start_main_~correct~0#1|) (<= (div (+ (- 7) c_~prev~0 .cse8 c_~cur~0) (- 2)) .cse9) (< c_~i~0 .cse4) (forall ((v_~prev~0_24 Int)) (or (not (<= c_~cur~0 v_~prev~0_24)) (and (forall ((aux_mod_v_~cur~0_22_51 Int) (aux_div_v_~next~0_20_56 Int) (aux_div_v_~cur~0_22_51 Int) (aux_mod_v_~next~0_20_56 Int)) (or (< (+ aux_mod_v_~next~0_20_56 c_~i~0 (* 2 aux_mod_v_~cur~0_22_51) 11) (+ (* v_~prev~0_24 3) (* aux_div_v_~cur~0_22_51 4) c_~prev~0 (* 2 aux_div_v_~next~0_20_56) c_~cur~0)) (>= aux_mod_v_~cur~0_22_51 2) (< aux_div_v_~cur~0_22_51 (+ c_~prev~0 1 c_~cur~0)) (>= aux_mod_v_~next~0_20_56 2) (<= (+ (* 5 aux_div_v_~next~0_20_56) (* 2 aux_div_v_~cur~0_22_51) v_~prev~0_24) (+ 23 aux_mod_v_~cur~0_22_51 (* 2 c_~i~0) (* aux_mod_v_~next~0_20_56 2))) (> 0 aux_mod_v_~cur~0_22_51) (> 0 aux_mod_v_~next~0_20_56))) (forall ((aux_mod_v_~cur~0_22_51 Int) (aux_div_v_~next~0_20_56 Int) (aux_div_v_~cur~0_22_51 Int) (aux_mod_v_~next~0_20_56 Int)) (or (< (+ aux_mod_v_~next~0_20_56 c_~j~0 (* 2 aux_mod_v_~cur~0_22_51) 11) (+ (* v_~prev~0_24 3) (* aux_div_v_~cur~0_22_51 4) c_~prev~0 (* 2 aux_div_v_~next~0_20_56) c_~cur~0)) (>= aux_mod_v_~cur~0_22_51 2) (< aux_div_v_~cur~0_22_51 (+ c_~prev~0 1 c_~cur~0)) (>= aux_mod_v_~next~0_20_56 2) (<= (+ (* 5 aux_div_v_~next~0_20_56) (* 2 aux_div_v_~cur~0_22_51) v_~prev~0_24) (+ 23 aux_mod_v_~cur~0_22_51 (* 2 c_~j~0) (* aux_mod_v_~next~0_20_56 2))) (> 0 aux_mod_v_~cur~0_22_51) (> 0 aux_mod_v_~next~0_20_56)))))) (<= .cse10 .cse6) (< c_~i~0 c_~next~0) (< c_~i~0 .cse11) (<= .cse12 .cse13) (< c_~i~0 |c_ULTIMATE.start_main_~correct~0#1|) (forall ((aux_mod_v_~cur~0_22_51 Int) (aux_div_v_~next~0_20_56 Int) (aux_div_v_~cur~0_22_51 Int) (v_~prev~0_24 Int) (aux_mod_v_~next~0_20_56 Int)) (let ((.cse14 (* 2 c_~cur~0))) (or (< v_~prev~0_24 (+ c_~prev~0 c_~cur~0)) (< (+ aux_mod_v_~next~0_20_56 c_~i~0 (* 2 aux_mod_v_~cur~0_22_51) 11) (+ .cse14 (* v_~prev~0_24 3) (* aux_div_v_~cur~0_22_51 4) c_~prev~0 (* 2 aux_div_v_~next~0_20_56))) (>= aux_mod_v_~cur~0_22_51 2) (>= aux_mod_v_~next~0_20_56 2) (<= (+ (* 5 aux_div_v_~next~0_20_56) (* 2 aux_div_v_~cur~0_22_51) v_~prev~0_24) (+ 23 aux_mod_v_~cur~0_22_51 (* 2 c_~i~0) (* aux_mod_v_~next~0_20_56 2))) (> 0 aux_mod_v_~cur~0_22_51) (< aux_div_v_~cur~0_22_51 (+ .cse14 c_~prev~0 1)) (> 0 aux_mod_v_~next~0_20_56)))) (<= (div (+ (- 7) c_~prev~0 .cse5 c_~cur~0) (- 2)) .cse9) (< c_~j~0 .cse15) (forall ((v_~cur~0_22 Int)) (or (< v_~cur~0_22 (+ c_~prev~0 c_~cur~0)) (and (forall ((aux_div_v_~next~0_20_56 Int) (aux_mod_v_~next~0_20_56 Int)) (or (< (+ aux_mod_v_~next~0_20_56 c_~j~0 9) (+ (* 2 v_~cur~0_22) (* 2 aux_div_v_~next~0_20_56) c_~cur~0)) (<= (+ (* 5 aux_div_v_~next~0_20_56) v_~cur~0_22) (+ 22 (* 2 c_~j~0) (* aux_mod_v_~next~0_20_56 2))) (>= aux_mod_v_~next~0_20_56 2) (> 0 aux_mod_v_~next~0_20_56))) (forall ((aux_div_v_~next~0_20_56 Int) (aux_mod_v_~next~0_20_56 Int)) (or (< (+ aux_mod_v_~next~0_20_56 9 c_~i~0) (+ (* 2 v_~cur~0_22) (* 2 aux_div_v_~next~0_20_56) c_~cur~0)) (>= aux_mod_v_~next~0_20_56 2) (<= (+ (* 5 aux_div_v_~next~0_20_56) v_~cur~0_22) (+ 22 (* 2 c_~i~0) (* aux_mod_v_~next~0_20_56 2))) (> 0 aux_mod_v_~next~0_20_56)))))) (< c_~i~0 |c_ULTIMATE.start_fib_#res#1|) (forall ((aux_mod_v_~cur~0_22_51 Int) (aux_div_v_~next~0_20_56 Int) (aux_div_v_~cur~0_22_51 Int) (v_~prev~0_24 Int) (aux_mod_v_~next~0_20_56 Int)) (let ((.cse16 (* 2 c_~cur~0))) (or (< v_~prev~0_24 (+ c_~prev~0 c_~cur~0)) (>= aux_mod_v_~cur~0_22_51 2) (>= aux_mod_v_~next~0_20_56 2) (<= (+ (* 5 aux_div_v_~next~0_20_56) (* 2 aux_div_v_~cur~0_22_51) v_~prev~0_24) (+ 23 aux_mod_v_~cur~0_22_51 (* 2 c_~j~0) (* aux_mod_v_~next~0_20_56 2))) (> 0 aux_mod_v_~cur~0_22_51) (< aux_div_v_~cur~0_22_51 (+ .cse16 c_~prev~0 1)) (< (+ aux_mod_v_~next~0_20_56 c_~j~0 (* 2 aux_mod_v_~cur~0_22_51) 11) (+ .cse16 (* v_~prev~0_24 3) (* aux_div_v_~cur~0_22_51 4) c_~prev~0 (* 2 aux_div_v_~next~0_20_56))) (> 0 aux_mod_v_~next~0_20_56)))) (< c_~j~0 .cse11) (< (div (+ (- 1) c_~prev~0 .cse8) (- 2)) .cse6) (< c_~j~0 .cse17) (<= .cse18 .cse6) (< c_~j~0 |c_ULTIMATE.start_fib_#res#1|) (<= 0 c_~prev~0) (forall ((aux_mod_v_~cur~0_22_51 Int) (aux_div_v_~next~0_20_56 Int) (aux_div_v_~cur~0_22_51 Int) (v_~prev~0_24 Int) (v_~cur~0_26 Int) (aux_mod_v_~next~0_20_56 Int)) (let ((.cse19 (* 2 v_~cur~0_26))) (or (>= aux_mod_v_~cur~0_22_51 2) (>= aux_mod_v_~next~0_20_56 2) (< v_~prev~0_24 (+ c_~prev~0 v_~cur~0_26 c_~cur~0)) (< aux_div_v_~cur~0_22_51 (+ .cse19 c_~prev~0 1 c_~cur~0)) (<= (+ (* 5 aux_div_v_~next~0_20_56) (* 2 aux_div_v_~cur~0_22_51) v_~prev~0_24) (+ 23 aux_mod_v_~cur~0_22_51 (* 2 c_~j~0) (* aux_mod_v_~next~0_20_56 2))) (> 0 aux_mod_v_~cur~0_22_51) (< (+ aux_mod_v_~next~0_20_56 c_~j~0 (* 2 aux_mod_v_~cur~0_22_51) 11) (+ .cse19 (* v_~prev~0_24 3) (* aux_div_v_~cur~0_22_51 4) c_~prev~0 (* 2 aux_div_v_~next~0_20_56) c_~cur~0)) (< v_~cur~0_26 (+ (* 2 c_~cur~0) c_~prev~0)) (> 0 aux_mod_v_~next~0_20_56)))) (<= .cse10 .cse20) (<= .cse12 .cse3) (<= (div (+ (- 9) .cse8 c_~next~0 c_~cur~0) (- 2)) .cse7) (< c_~j~0 c_~cur~0) (forall ((aux_div_v_~next~0_20_56 Int) (v_~cur~0_22 Int) (aux_mod_v_~next~0_20_56 Int)) (or (< (+ aux_mod_v_~next~0_20_56 c_~j~0 9) (+ (* 2 v_~cur~0_22) c_~prev~0 (* 2 aux_div_v_~next~0_20_56) c_~cur~0)) (<= (+ (* 5 aux_div_v_~next~0_20_56) v_~cur~0_22) (+ 22 (* 2 c_~j~0) (* aux_mod_v_~next~0_20_56 2))) (>= aux_mod_v_~next~0_20_56 2) (< v_~cur~0_22 (+ (* 2 c_~cur~0) c_~prev~0)) (> 0 aux_mod_v_~next~0_20_56))) (< c_~i~0 c_~prev~0) (< c_~j~0 c_~prev~0) (<= .cse2 .cse13) (<= .cse18 .cse20) (forall ((aux_div_v_~next~0_20_56 Int) (aux_mod_v_~next~0_20_56 Int)) (or (not (<= (+ (* 2 c_~cur~0) c_~prev~0 (* 2 aux_div_v_~next~0_20_56)) (+ aux_mod_v_~next~0_20_56 9 c_~i~0))) (>= aux_mod_v_~next~0_20_56 2) (<= (+ (* 5 aux_div_v_~next~0_20_56) c_~cur~0) (+ 22 (* 2 c_~i~0) (* aux_mod_v_~next~0_20_56 2))) (> 0 aux_mod_v_~next~0_20_56))) (forall ((aux_div_v_~next~0_20_56 Int) (v_~cur~0_22 Int) (aux_mod_v_~next~0_20_56 Int)) (or (< (+ aux_mod_v_~next~0_20_56 9 c_~i~0) (+ (* 2 v_~cur~0_22) c_~prev~0 (* 2 aux_div_v_~next~0_20_56) c_~cur~0)) (>= aux_mod_v_~next~0_20_56 2) (< v_~cur~0_22 (+ (* 2 c_~cur~0) c_~prev~0)) (<= (+ (* 5 aux_div_v_~next~0_20_56) v_~cur~0_22) (+ 22 (* 2 c_~i~0) (* aux_mod_v_~next~0_20_56 2))) (> 0 aux_mod_v_~next~0_20_56))) (< c_~j~0 c_~next~0) (forall ((aux_div_v_~next~0_20_56 Int) (aux_mod_v_~next~0_20_56 Int)) (or (<= (+ (* 5 aux_div_v_~next~0_20_56) c_~cur~0) (+ 22 (* 2 c_~j~0) (* aux_mod_v_~next~0_20_56 2))) (not (<= (+ (* 2 c_~cur~0) c_~prev~0 (* 2 aux_div_v_~next~0_20_56)) (+ aux_mod_v_~next~0_20_56 c_~j~0 9))) (>= aux_mod_v_~next~0_20_56 2) (> 0 aux_mod_v_~next~0_20_56))) (< c_~i~0 .cse17) (forall ((aux_mod_v_~cur~0_22_51 Int) (aux_div_v_~next~0_20_56 Int) (aux_div_v_~cur~0_22_51 Int) (v_~prev~0_24 Int) (v_~cur~0_26 Int) (aux_mod_v_~next~0_20_56 Int)) (let ((.cse21 (* 2 v_~cur~0_26))) (or (< (+ aux_mod_v_~next~0_20_56 c_~i~0 (* 2 aux_mod_v_~cur~0_22_51) 11) (+ .cse21 (* v_~prev~0_24 3) (* aux_div_v_~cur~0_22_51 4) c_~prev~0 (* 2 aux_div_v_~next~0_20_56) c_~cur~0)) (>= aux_mod_v_~cur~0_22_51 2) (>= aux_mod_v_~next~0_20_56 2) (< v_~prev~0_24 (+ c_~prev~0 v_~cur~0_26 c_~cur~0)) (<= (+ (* 5 aux_div_v_~next~0_20_56) (* 2 aux_div_v_~cur~0_22_51) v_~prev~0_24) (+ 23 aux_mod_v_~cur~0_22_51 (* 2 c_~i~0) (* aux_mod_v_~next~0_20_56 2))) (< aux_div_v_~cur~0_22_51 (+ .cse21 c_~prev~0 1 c_~cur~0)) (> 0 aux_mod_v_~cur~0_22_51) (< v_~cur~0_26 (+ (* 2 c_~cur~0) c_~prev~0)) (> 0 aux_mod_v_~next~0_20_56)))) (<= c_~i~0 1) (< c_~i~0 .cse15) (<= 1 c_~cur~0)))) is different from false [2022-03-16 07:39:26,130 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 414 transitions and produced 385 states. [2022-03-16 07:39:26,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:39:26,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 07:39:26,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 07:39:26,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 07:39:26,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-16 07:39:26,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-16 07:39:26,150 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-03-16 07:39:26,347 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 07:39:26,347 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-03-16 07:39:26,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 07:39:26,348 INFO L85 PathProgramCache]: Analyzing trace with hash -2006804384, now seen corresponding path program 1 times [2022-03-16 07:39:26,348 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 07:39:26,348 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474594983] [2022-03-16 07:39:26,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 07:39:26,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 07:39:26,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 07:39:26,406 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 476 trivial. 0 not checked. [2022-03-16 07:39:26,406 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 07:39:26,406 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474594983] [2022-03-16 07:39:26,406 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [474594983] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 07:39:26,406 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 07:39:26,407 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-16 07:39:26,407 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101109467] [2022-03-16 07:39:26,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 07:39:26,407 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-16 07:39:26,407 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 07:39:26,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-16 07:39:26,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-16 07:39:26,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:39:26,408 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 07:39:26,408 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 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) [2022-03-16 07:39:26,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:39:26,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 07:39:26,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 07:39:26,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 07:39:26,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-03-16 07:39:26,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2022-03-16 07:39:26,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:39:30,196 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse5 (* (- 1) c_~j~0)) (.cse8 (* (- 1) c_~i~0)) (.cse24 (* 2 c_~cur~0))) (let ((.cse4 (+ c_~prev~0 c_~next~0)) (.cse9 (+ .cse24 3 c_~prev~0)) (.cse11 (+ .cse24 c_~prev~0)) (.cse6 (+ c_~next~0 1)) (.cse10 (div (+ (- 3) .cse8 c_~cur~0) (- 2))) (.cse12 (div (+ .cse8 c_~next~0 (- 5)) (- 2))) (.cse3 (+ 2 c_~prev~0 c_~next~0)) (.cse7 (+ (* 2 c_~next~0) 4 c_~cur~0)) (.cse2 (div (+ .cse5 c_~next~0 (- 5)) (- 2))) (.cse13 (+ 2 c_~next~0 c_~cur~0)) (.cse20 (div (+ (- 3) .cse5 c_~cur~0) (- 2))) (.cse22 (+ c_~prev~0 1 c_~cur~0)) (.cse19 (+ c_~prev~0 c_~cur~0)) (.cse15 (+ c_~next~0 c_~cur~0))) (and (forall ((v_~cur~0_26 Int)) (or (and (forall ((aux_mod_v_~cur~0_22_51 Int) (aux_div_v_~next~0_20_56 Int) (aux_div_v_~cur~0_22_51 Int) (v_~prev~0_24 Int) (aux_mod_v_~next~0_20_56 Int)) (let ((.cse0 (* 2 v_~cur~0_26))) (or (< v_~prev~0_24 (+ v_~cur~0_26 c_~cur~0)) (>= aux_mod_v_~cur~0_22_51 2) (< (+ aux_mod_v_~next~0_20_56 c_~j~0 (* 2 aux_mod_v_~cur~0_22_51) 11) (+ .cse0 (* v_~prev~0_24 3) (* aux_div_v_~cur~0_22_51 4) (* 2 aux_div_v_~next~0_20_56) c_~cur~0)) (>= aux_mod_v_~next~0_20_56 2) (<= (+ (* 5 aux_div_v_~next~0_20_56) (* 2 aux_div_v_~cur~0_22_51) v_~prev~0_24) (+ 23 aux_mod_v_~cur~0_22_51 (* 2 c_~j~0) (* aux_mod_v_~next~0_20_56 2))) (> 0 aux_mod_v_~cur~0_22_51) (< aux_div_v_~cur~0_22_51 (+ .cse0 1 c_~cur~0)) (> 0 aux_mod_v_~next~0_20_56)))) (forall ((aux_mod_v_~cur~0_22_51 Int) (aux_div_v_~next~0_20_56 Int) (aux_div_v_~cur~0_22_51 Int) (v_~prev~0_24 Int) (aux_mod_v_~next~0_20_56 Int)) (let ((.cse1 (* 2 v_~cur~0_26))) (or (< v_~prev~0_24 (+ v_~cur~0_26 c_~cur~0)) (>= aux_mod_v_~cur~0_22_51 2) (>= aux_mod_v_~next~0_20_56 2) (< (+ aux_mod_v_~next~0_20_56 c_~i~0 (* 2 aux_mod_v_~cur~0_22_51) 11) (+ .cse1 (* v_~prev~0_24 3) (* aux_div_v_~cur~0_22_51 4) (* 2 aux_div_v_~next~0_20_56) c_~cur~0)) (<= (+ (* 5 aux_div_v_~next~0_20_56) (* 2 aux_div_v_~cur~0_22_51) v_~prev~0_24) (+ 23 aux_mod_v_~cur~0_22_51 (* 2 c_~i~0) (* aux_mod_v_~next~0_20_56 2))) (> 0 aux_mod_v_~cur~0_22_51) (< aux_div_v_~cur~0_22_51 (+ .cse1 1 c_~cur~0)) (> 0 aux_mod_v_~next~0_20_56))))) (< v_~cur~0_26 (+ c_~prev~0 c_~cur~0)))) (< c_~i~0 c_~cur~0) (<= .cse2 .cse3) (< c_~j~0 .cse4) (< (div (+ (- 1) c_~prev~0 .cse5) (- 2)) .cse6) (<= (div (+ (- 9) .cse5 c_~next~0 c_~cur~0) (- 2)) .cse7) (< c_~j~0 |c_ULTIMATE.start_main_~correct~0#1|) (<= (div (+ (- 7) c_~prev~0 .cse8 c_~cur~0) (- 2)) .cse9) (< c_~i~0 .cse4) (forall ((v_~prev~0_24 Int)) (or (not (<= c_~cur~0 v_~prev~0_24)) (and (forall ((aux_mod_v_~cur~0_22_51 Int) (aux_div_v_~next~0_20_56 Int) (aux_div_v_~cur~0_22_51 Int) (aux_mod_v_~next~0_20_56 Int)) (or (< (+ aux_mod_v_~next~0_20_56 c_~i~0 (* 2 aux_mod_v_~cur~0_22_51) 11) (+ (* v_~prev~0_24 3) (* aux_div_v_~cur~0_22_51 4) c_~prev~0 (* 2 aux_div_v_~next~0_20_56) c_~cur~0)) (>= aux_mod_v_~cur~0_22_51 2) (< aux_div_v_~cur~0_22_51 (+ c_~prev~0 1 c_~cur~0)) (>= aux_mod_v_~next~0_20_56 2) (<= (+ (* 5 aux_div_v_~next~0_20_56) (* 2 aux_div_v_~cur~0_22_51) v_~prev~0_24) (+ 23 aux_mod_v_~cur~0_22_51 (* 2 c_~i~0) (* aux_mod_v_~next~0_20_56 2))) (> 0 aux_mod_v_~cur~0_22_51) (> 0 aux_mod_v_~next~0_20_56))) (forall ((aux_mod_v_~cur~0_22_51 Int) (aux_div_v_~next~0_20_56 Int) (aux_div_v_~cur~0_22_51 Int) (aux_mod_v_~next~0_20_56 Int)) (or (< (+ aux_mod_v_~next~0_20_56 c_~j~0 (* 2 aux_mod_v_~cur~0_22_51) 11) (+ (* v_~prev~0_24 3) (* aux_div_v_~cur~0_22_51 4) c_~prev~0 (* 2 aux_div_v_~next~0_20_56) c_~cur~0)) (>= aux_mod_v_~cur~0_22_51 2) (< aux_div_v_~cur~0_22_51 (+ c_~prev~0 1 c_~cur~0)) (>= aux_mod_v_~next~0_20_56 2) (<= (+ (* 5 aux_div_v_~next~0_20_56) (* 2 aux_div_v_~cur~0_22_51) v_~prev~0_24) (+ 23 aux_mod_v_~cur~0_22_51 (* 2 c_~j~0) (* aux_mod_v_~next~0_20_56 2))) (> 0 aux_mod_v_~cur~0_22_51) (> 0 aux_mod_v_~next~0_20_56)))))) (<= .cse10 .cse6) (< c_~i~0 c_~next~0) (< c_~i~0 .cse11) (<= .cse12 .cse13) (< c_~i~0 |c_ULTIMATE.start_main_~correct~0#1|) (forall ((aux_mod_v_~cur~0_22_51 Int) (aux_div_v_~next~0_20_56 Int) (aux_div_v_~cur~0_22_51 Int) (v_~prev~0_24 Int) (aux_mod_v_~next~0_20_56 Int)) (let ((.cse14 (* 2 c_~cur~0))) (or (< v_~prev~0_24 (+ c_~prev~0 c_~cur~0)) (< (+ aux_mod_v_~next~0_20_56 c_~i~0 (* 2 aux_mod_v_~cur~0_22_51) 11) (+ .cse14 (* v_~prev~0_24 3) (* aux_div_v_~cur~0_22_51 4) c_~prev~0 (* 2 aux_div_v_~next~0_20_56))) (>= aux_mod_v_~cur~0_22_51 2) (>= aux_mod_v_~next~0_20_56 2) (<= (+ (* 5 aux_div_v_~next~0_20_56) (* 2 aux_div_v_~cur~0_22_51) v_~prev~0_24) (+ 23 aux_mod_v_~cur~0_22_51 (* 2 c_~i~0) (* aux_mod_v_~next~0_20_56 2))) (> 0 aux_mod_v_~cur~0_22_51) (< aux_div_v_~cur~0_22_51 (+ .cse14 c_~prev~0 1)) (> 0 aux_mod_v_~next~0_20_56)))) (<= (div (+ (- 7) c_~prev~0 .cse5 c_~cur~0) (- 2)) .cse9) (< c_~j~0 .cse15) (forall ((v_~cur~0_22 Int)) (or (< v_~cur~0_22 (+ c_~prev~0 c_~cur~0)) (and (forall ((aux_div_v_~next~0_20_56 Int) (aux_mod_v_~next~0_20_56 Int)) (or (< (+ aux_mod_v_~next~0_20_56 c_~j~0 9) (+ (* 2 v_~cur~0_22) (* 2 aux_div_v_~next~0_20_56) c_~cur~0)) (<= (+ (* 5 aux_div_v_~next~0_20_56) v_~cur~0_22) (+ 22 (* 2 c_~j~0) (* aux_mod_v_~next~0_20_56 2))) (>= aux_mod_v_~next~0_20_56 2) (> 0 aux_mod_v_~next~0_20_56))) (forall ((aux_div_v_~next~0_20_56 Int) (aux_mod_v_~next~0_20_56 Int)) (or (< (+ aux_mod_v_~next~0_20_56 9 c_~i~0) (+ (* 2 v_~cur~0_22) (* 2 aux_div_v_~next~0_20_56) c_~cur~0)) (>= aux_mod_v_~next~0_20_56 2) (<= (+ (* 5 aux_div_v_~next~0_20_56) v_~cur~0_22) (+ 22 (* 2 c_~i~0) (* aux_mod_v_~next~0_20_56 2))) (> 0 aux_mod_v_~next~0_20_56)))))) (< c_~i~0 |c_ULTIMATE.start_fib_#res#1|) (forall ((aux_mod_v_~cur~0_22_51 Int) (aux_div_v_~next~0_20_56 Int) (aux_div_v_~cur~0_22_51 Int) (v_~prev~0_24 Int) (aux_mod_v_~next~0_20_56 Int)) (let ((.cse16 (* 2 c_~cur~0))) (or (< v_~prev~0_24 (+ c_~prev~0 c_~cur~0)) (>= aux_mod_v_~cur~0_22_51 2) (>= aux_mod_v_~next~0_20_56 2) (<= (+ (* 5 aux_div_v_~next~0_20_56) (* 2 aux_div_v_~cur~0_22_51) v_~prev~0_24) (+ 23 aux_mod_v_~cur~0_22_51 (* 2 c_~j~0) (* aux_mod_v_~next~0_20_56 2))) (> 0 aux_mod_v_~cur~0_22_51) (< aux_div_v_~cur~0_22_51 (+ .cse16 c_~prev~0 1)) (< (+ aux_mod_v_~next~0_20_56 c_~j~0 (* 2 aux_mod_v_~cur~0_22_51) 11) (+ .cse16 (* v_~prev~0_24 3) (* aux_div_v_~cur~0_22_51 4) c_~prev~0 (* 2 aux_div_v_~next~0_20_56))) (> 0 aux_mod_v_~next~0_20_56)))) (< c_~j~0 .cse11) (< (div (+ (- 1) c_~prev~0 .cse8) (- 2)) .cse6) (forall ((v_~j~0_8 Int)) (or (and (forall ((aux_mod_v_~cur~0_22_51 Int) (aux_div_v_~next~0_20_56 Int) (aux_div_v_~cur~0_22_51 Int) (v_~prev~0_24 Int) (v_~cur~0_26 Int) (aux_mod_v_~next~0_20_56 Int)) (let ((.cse17 (* 2 v_~cur~0_26))) (or (<= (+ (* 5 aux_div_v_~next~0_20_56) (* 2 aux_div_v_~cur~0_22_51) v_~prev~0_24) (+ 23 aux_mod_v_~cur~0_22_51 (* 2 v_~j~0_8) (* aux_mod_v_~next~0_20_56 2))) (>= aux_mod_v_~cur~0_22_51 2) (>= aux_mod_v_~next~0_20_56 2) (< v_~prev~0_24 (+ c_~prev~0 v_~cur~0_26 c_~cur~0)) (< aux_div_v_~cur~0_22_51 (+ .cse17 c_~prev~0 1 c_~cur~0)) (> 0 aux_mod_v_~cur~0_22_51) (< v_~cur~0_26 (+ (* 2 c_~cur~0) c_~prev~0)) (< (+ aux_mod_v_~next~0_20_56 (* 2 aux_mod_v_~cur~0_22_51) 11 v_~j~0_8) (+ .cse17 (* v_~prev~0_24 3) (* aux_div_v_~cur~0_22_51 4) c_~prev~0 (* 2 aux_div_v_~next~0_20_56) c_~cur~0)) (> 0 aux_mod_v_~next~0_20_56)))) (forall ((aux_mod_v_~cur~0_22_51 Int) (aux_div_v_~next~0_20_56 Int) (aux_div_v_~cur~0_22_51 Int) (v_~prev~0_24 Int) (v_~cur~0_26 Int) (aux_mod_v_~next~0_20_56 Int)) (let ((.cse18 (* 2 v_~cur~0_26))) (or (< (+ aux_mod_v_~next~0_20_56 c_~i~0 (* 2 aux_mod_v_~cur~0_22_51) 11) (+ .cse18 (* v_~prev~0_24 3) (* aux_div_v_~cur~0_22_51 4) c_~prev~0 (* 2 aux_div_v_~next~0_20_56) c_~cur~0)) (>= aux_mod_v_~cur~0_22_51 2) (>= aux_mod_v_~next~0_20_56 2) (< v_~prev~0_24 (+ c_~prev~0 v_~cur~0_26 c_~cur~0)) (<= (+ (* 5 aux_div_v_~next~0_20_56) (* 2 aux_div_v_~cur~0_22_51) v_~prev~0_24) (+ 23 aux_mod_v_~cur~0_22_51 (* 2 c_~i~0) (* aux_mod_v_~next~0_20_56 2))) (< aux_div_v_~cur~0_22_51 (+ .cse18 c_~prev~0 1 c_~cur~0)) (> 0 aux_mod_v_~cur~0_22_51) (< v_~cur~0_26 (+ (* 2 c_~cur~0) c_~prev~0)) (> 0 aux_mod_v_~next~0_20_56))))) (not (<= v_~j~0_8 1)))) (< c_~j~0 .cse19) (<= .cse20 .cse6) (< c_~j~0 |c_ULTIMATE.start_fib_#res#1|) (<= 0 c_~prev~0) (forall ((aux_mod_v_~cur~0_22_51 Int) (aux_div_v_~next~0_20_56 Int) (aux_div_v_~cur~0_22_51 Int) (v_~prev~0_24 Int) (v_~cur~0_26 Int) (aux_mod_v_~next~0_20_56 Int)) (let ((.cse21 (* 2 v_~cur~0_26))) (or (>= aux_mod_v_~cur~0_22_51 2) (>= aux_mod_v_~next~0_20_56 2) (< v_~prev~0_24 (+ c_~prev~0 v_~cur~0_26 c_~cur~0)) (< aux_div_v_~cur~0_22_51 (+ .cse21 c_~prev~0 1 c_~cur~0)) (<= (+ (* 5 aux_div_v_~next~0_20_56) (* 2 aux_div_v_~cur~0_22_51) v_~prev~0_24) (+ 23 aux_mod_v_~cur~0_22_51 (* 2 c_~j~0) (* aux_mod_v_~next~0_20_56 2))) (> 0 aux_mod_v_~cur~0_22_51) (< (+ aux_mod_v_~next~0_20_56 c_~j~0 (* 2 aux_mod_v_~cur~0_22_51) 11) (+ .cse21 (* v_~prev~0_24 3) (* aux_div_v_~cur~0_22_51 4) c_~prev~0 (* 2 aux_div_v_~next~0_20_56) c_~cur~0)) (< v_~cur~0_26 (+ (* 2 c_~cur~0) c_~prev~0)) (> 0 aux_mod_v_~next~0_20_56)))) (<= .cse10 .cse22) (<= .cse12 .cse3) (<= (div (+ (- 9) .cse8 c_~next~0 c_~cur~0) (- 2)) .cse7) (< c_~j~0 c_~cur~0) (forall ((aux_div_v_~next~0_20_56 Int) (v_~cur~0_22 Int) (aux_mod_v_~next~0_20_56 Int)) (or (< (+ aux_mod_v_~next~0_20_56 c_~j~0 9) (+ (* 2 v_~cur~0_22) c_~prev~0 (* 2 aux_div_v_~next~0_20_56) c_~cur~0)) (<= (+ (* 5 aux_div_v_~next~0_20_56) v_~cur~0_22) (+ 22 (* 2 c_~j~0) (* aux_mod_v_~next~0_20_56 2))) (>= aux_mod_v_~next~0_20_56 2) (< v_~cur~0_22 (+ (* 2 c_~cur~0) c_~prev~0)) (> 0 aux_mod_v_~next~0_20_56))) (< c_~i~0 c_~prev~0) (< c_~j~0 c_~prev~0) (<= .cse2 .cse13) (<= .cse20 .cse22) (forall ((aux_div_v_~next~0_20_56 Int) (aux_mod_v_~next~0_20_56 Int)) (or (not (<= (+ (* 2 c_~cur~0) c_~prev~0 (* 2 aux_div_v_~next~0_20_56)) (+ aux_mod_v_~next~0_20_56 9 c_~i~0))) (>= aux_mod_v_~next~0_20_56 2) (<= (+ (* 5 aux_div_v_~next~0_20_56) c_~cur~0) (+ 22 (* 2 c_~i~0) (* aux_mod_v_~next~0_20_56 2))) (> 0 aux_mod_v_~next~0_20_56))) (forall ((aux_div_v_~next~0_20_56 Int) (v_~cur~0_22 Int) (aux_mod_v_~next~0_20_56 Int)) (or (< (+ aux_mod_v_~next~0_20_56 9 c_~i~0) (+ (* 2 v_~cur~0_22) c_~prev~0 (* 2 aux_div_v_~next~0_20_56) c_~cur~0)) (>= aux_mod_v_~next~0_20_56 2) (< v_~cur~0_22 (+ (* 2 c_~cur~0) c_~prev~0)) (<= (+ (* 5 aux_div_v_~next~0_20_56) v_~cur~0_22) (+ 22 (* 2 c_~i~0) (* aux_mod_v_~next~0_20_56 2))) (> 0 aux_mod_v_~next~0_20_56))) (< c_~j~0 c_~next~0) (forall ((aux_div_v_~next~0_20_56 Int) (aux_mod_v_~next~0_20_56 Int)) (or (<= (+ (* 5 aux_div_v_~next~0_20_56) c_~cur~0) (+ 22 (* 2 c_~j~0) (* aux_mod_v_~next~0_20_56 2))) (not (<= (+ (* 2 c_~cur~0) c_~prev~0 (* 2 aux_div_v_~next~0_20_56)) (+ aux_mod_v_~next~0_20_56 c_~j~0 9))) (>= aux_mod_v_~next~0_20_56 2) (> 0 aux_mod_v_~next~0_20_56))) (< c_~i~0 .cse19) (forall ((aux_mod_v_~cur~0_22_51 Int) (aux_div_v_~next~0_20_56 Int) (aux_div_v_~cur~0_22_51 Int) (v_~prev~0_24 Int) (v_~cur~0_26 Int) (aux_mod_v_~next~0_20_56 Int)) (let ((.cse23 (* 2 v_~cur~0_26))) (or (< (+ aux_mod_v_~next~0_20_56 c_~i~0 (* 2 aux_mod_v_~cur~0_22_51) 11) (+ .cse23 (* v_~prev~0_24 3) (* aux_div_v_~cur~0_22_51 4) c_~prev~0 (* 2 aux_div_v_~next~0_20_56) c_~cur~0)) (>= aux_mod_v_~cur~0_22_51 2) (>= aux_mod_v_~next~0_20_56 2) (< v_~prev~0_24 (+ c_~prev~0 v_~cur~0_26 c_~cur~0)) (<= (+ (* 5 aux_div_v_~next~0_20_56) (* 2 aux_div_v_~cur~0_22_51) v_~prev~0_24) (+ 23 aux_mod_v_~cur~0_22_51 (* 2 c_~i~0) (* aux_mod_v_~next~0_20_56 2))) (< aux_div_v_~cur~0_22_51 (+ .cse23 c_~prev~0 1 c_~cur~0)) (> 0 aux_mod_v_~cur~0_22_51) (< v_~cur~0_26 (+ (* 2 c_~cur~0) c_~prev~0)) (> 0 aux_mod_v_~next~0_20_56)))) (< c_~i~0 .cse15) (<= 1 c_~cur~0)))) is different from false [2022-03-16 07:39:30,232 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 414 transitions and produced 388 states. [2022-03-16 07:39:30,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:39:30,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 07:39:30,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 07:39:30,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 07:39:30,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-16 07:39:30,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-16 07:39:30,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 07:39:30,236 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-16 07:39:30,237 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-03-16 07:39:30,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 07:39:30,237 INFO L85 PathProgramCache]: Analyzing trace with hash -240107661, now seen corresponding path program 1 times [2022-03-16 07:39:30,238 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 07:39:30,238 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957022203] [2022-03-16 07:39:30,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 07:39:30,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 07:39:30,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 07:39:30,328 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2022-03-16 07:39:30,329 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 07:39:30,329 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1957022203] [2022-03-16 07:39:30,329 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1957022203] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 07:39:30,329 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [388160448] [2022-03-16 07:39:30,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 07:39:30,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 07:39:30,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 07:39:30,333 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-16 07:39:30,360 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-03-16 07:39:30,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 07:39:30,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 4 conjunts are in the unsatisfiable core [2022-03-16 07:39:30,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 07:39:30,633 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2022-03-16 07:39:30,633 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 07:39:30,825 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2022-03-16 07:39:30,826 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [388160448] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 07:39:30,826 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 07:39:30,826 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-03-16 07:39:30,826 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472639443] [2022-03-16 07:39:30,826 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 07:39:30,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-16 07:39:30,827 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 07:39:30,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-16 07:39:30,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-03-16 07:39:30,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:39:30,827 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 07:39:30,827 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.6) internal successors, (86), 10 states have internal predecessors, (86), 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) [2022-03-16 07:39:30,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:39:30,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 07:39:30,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 07:39:30,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 07:39:30,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-03-16 07:39:30,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2022-03-16 07:39:30,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 07:39:30,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:39:30,967 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 398 transitions and produced 380 states. [2022-03-16 07:39:30,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:39:30,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 07:39:30,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 07:39:30,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-16 07:39:30,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-16 07:39:30,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-16 07:39:30,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 07:39:30,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-16 07:39:30,985 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-03-16 07:39:31,168 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 07:39:31,168 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-03-16 07:39:31,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 07:39:31,168 INFO L85 PathProgramCache]: Analyzing trace with hash -440658106, now seen corresponding path program 1 times [2022-03-16 07:39:31,169 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 07:39:31,169 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625315069] [2022-03-16 07:39:31,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 07:39:31,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 07:39:31,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 07:39:34,660 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 0 proven. 476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 07:39:34,660 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 07:39:34,660 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625315069] [2022-03-16 07:39:34,660 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625315069] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-16 07:39:34,660 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [747755230] [2022-03-16 07:39:34,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 07:39:34,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-16 07:39:34,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 07:39:34,667 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-16 07:39:34,668 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-03-16 07:39:34,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 07:39:34,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 43 conjunts are in the unsatisfiable core [2022-03-16 07:39:34,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-16 07:39:46,018 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 335 proven. 141 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 07:39:46,019 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-16 07:45:00,139 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 0 proven. 474 refuted. 2 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 07:45:00,140 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [747755230] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-16 07:45:00,140 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-16 07:45:00,140 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 44, 44] total 127 [2022-03-16 07:45:00,140 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908376163] [2022-03-16 07:45:00,140 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-16 07:45:00,143 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 127 states [2022-03-16 07:45:00,144 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 07:45:00,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 127 interpolants. [2022-03-16 07:45:00,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=948, Invalid=14999, Unknown=55, NotChecked=0, Total=16002 [2022-03-16 07:45:00,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:45:00,149 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 07:45:00,151 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 127 states, 127 states have (on average 3.220472440944882) internal successors, (409), 127 states have internal predecessors, (409), 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) [2022-03-16 07:45:00,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:45:00,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 07:45:00,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 07:45:00,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-03-16 07:45:00,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2022-03-16 07:45:00,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2022-03-16 07:45:00,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 07:45:00,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-03-16 07:45:00,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 07:48:35,350 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse37 (* 2 c_~cur~0))) (let ((.cse3 (+ c_~next~0 1)) (.cse0 (* (- 1) c_~j~0)) (.cse27 (* c_~next~0 55)) (.cse2 (* c_~prev~0 34)) (.cse1 (+ 2 c_~prev~0 c_~next~0)) (.cse21 (* (- 1) c_~i~0)) (.cse26 (+ .cse37 3 c_~prev~0)) (.cse28 (+ .cse37 c_~prev~0))) (and (= (+ (- 1) c_~i~0) 0) (<= (div (+ .cse0 c_~next~0 (- 5)) (- 2)) .cse1) (<= 144 (+ .cse2 (* 55 c_~cur~0))) (< (div (+ (- 1) c_~prev~0 .cse0) (- 2)) .cse3) (forall ((v_~cur~0_35 Int)) (or (not (<= c_~next~0 v_~cur~0_35)) (and (forall ((aux_div_v_~next~0_33_56 Int) (aux_mod_v_~next~0_33_56 Int)) (or (>= aux_mod_v_~next~0_33_56 2) (not (<= (+ (* 2 v_~cur~0_35) c_~prev~0 (* 2 aux_div_v_~next~0_33_56)) (+ aux_mod_v_~next~0_33_56 9 c_~i~0))) (> 0 aux_mod_v_~next~0_33_56) (<= (+ c_~j~0 (* 5 aux_div_v_~next~0_33_56) v_~cur~0_35) (+ 22 (* 2 c_~i~0) (* aux_mod_v_~next~0_33_56 2))))) (forall ((aux_div_v_~next~0_33_56 Int) (aux_mod_v_~next~0_33_56 Int)) (or (>= aux_mod_v_~next~0_33_56 2) (> 0 aux_mod_v_~next~0_33_56) (<= (+ (* 5 aux_div_v_~next~0_33_56) v_~cur~0_35) (+ 22 (* 2 c_~j~0) (* aux_mod_v_~next~0_33_56 2))) (not (<= (+ (* 2 v_~cur~0_35) c_~prev~0 (* 2 aux_div_v_~next~0_33_56)) (+ aux_mod_v_~next~0_33_56 c_~j~0 9)))))))) (forall ((aux_mod_v_~cur~0_34_56 Int) (aux_div_v_~cur~0_34_56 Int)) (or (> 0 aux_mod_v_~cur~0_34_56) (>= aux_mod_v_~cur~0_34_56 2) (not (<= (+ c_~prev~0 c_~next~0 (* 2 aux_div_v_~cur~0_34_56)) (+ 7 c_~i~0 aux_mod_v_~cur~0_34_56))) (<= (+ (* 5 aux_div_v_~cur~0_34_56) c_~j~0 c_~prev~0) (+ (* 2 aux_mod_v_~cur~0_34_56) (* 2 c_~i~0) 17)))) (forall ((aux_mod_v_~cur~0_34_56 Int) (aux_div_v_~cur~0_34_56 Int)) (or (<= (+ (* 5 aux_div_v_~cur~0_34_56) c_~prev~0) (+ (* 2 aux_mod_v_~cur~0_34_56) (* 2 c_~j~0) 17)) (> 0 aux_mod_v_~cur~0_34_56) (>= aux_mod_v_~cur~0_34_56 2) (not (<= (+ c_~prev~0 c_~next~0 (* 2 aux_div_v_~cur~0_34_56)) (+ 7 c_~j~0 aux_mod_v_~cur~0_34_56))))) (forall ((v_~cur~0_39 Int) (v_~prev~0_37 Int) (v_~next~0_36 Int)) (or (< v_~next~0_36 (+ c_~next~0 (* 2 v_~cur~0_39))) (and (forall ((aux_div_v_~cur~0_35_51 Int) (aux_div_aux_mod_v_~next~0_33_56_89 Int) (aux_mod_aux_mod_v_~next~0_33_56_89 Int)) (let ((.cse5 (+ (* v_~prev~0_37 3) v_~next~0_36)) (.cse4 (* aux_div_aux_mod_v_~next~0_33_56_89 2))) (or (>= aux_mod_aux_mod_v_~next~0_33_56_89 2) (> 0 aux_mod_aux_mod_v_~next~0_33_56_89) (< aux_div_v_~cur~0_35_51 (+ v_~next~0_36 1)) (<= 0 (+ (div (+ (* 2 v_~next~0_36) (* aux_div_aux_mod_v_~next~0_33_56_89 (- 3)) (* (- 1) c_~j~0) (* (- 2) aux_mod_aux_mod_v_~next~0_33_56_89) (* 5 v_~prev~0_37)) 4) aux_div_aux_mod_v_~next~0_33_56_89 (* 2 aux_div_v_~cur~0_35_51))) (<= (+ aux_mod_aux_mod_v_~next~0_33_56_89 14 c_~i~0 .cse4) .cse5) (< .cse5 (+ aux_mod_aux_mod_v_~next~0_33_56_89 c_~i~0 12 .cse4))))) (forall ((aux_div_v_~cur~0_35_51 Int) (aux_mod_aux_mod_v_~next~0_33_56_89 Int) (aux_div_aux_mod_v_~next~0_33_56_89 Int)) (let ((.cse7 (+ (* v_~prev~0_37 3) v_~next~0_36)) (.cse6 (* aux_div_aux_mod_v_~next~0_33_56_89 2))) (or (>= aux_mod_aux_mod_v_~next~0_33_56_89 2) (<= (+ aux_mod_aux_mod_v_~next~0_33_56_89 c_~j~0 14 .cse6) .cse7) (> 0 aux_mod_aux_mod_v_~next~0_33_56_89) (< aux_div_v_~cur~0_35_51 (+ v_~next~0_36 1)) (< .cse7 (+ aux_mod_aux_mod_v_~next~0_33_56_89 c_~j~0 12 .cse6)) (<= 0 (+ aux_div_aux_mod_v_~next~0_33_56_89 (div (+ (* 2 v_~next~0_36) (* aux_div_aux_mod_v_~next~0_33_56_89 (- 3)) (* (- 2) aux_mod_aux_mod_v_~next~0_33_56_89) (* 5 v_~prev~0_37)) 4) (* 2 aux_div_v_~cur~0_35_51))))))) (< v_~cur~0_39 (+ c_~prev~0 c_~next~0)) (< v_~prev~0_37 (+ c_~next~0 v_~cur~0_39)))) (forall ((v_~prev~0_37 Int) (v_~next~0_36 Int)) (or (and (forall ((aux_div_v_~cur~0_35_51 Int) (aux_div_aux_mod_v_~next~0_33_56_89 Int) (aux_mod_aux_mod_v_~next~0_33_56_89 Int)) (let ((.cse9 (+ (* v_~prev~0_37 3) v_~next~0_36)) (.cse8 (* aux_div_aux_mod_v_~next~0_33_56_89 2))) (or (>= aux_mod_aux_mod_v_~next~0_33_56_89 2) (> 0 aux_mod_aux_mod_v_~next~0_33_56_89) (< aux_div_v_~cur~0_35_51 (+ v_~next~0_36 1)) (<= 0 (+ (div (+ (* 2 v_~next~0_36) (* aux_div_aux_mod_v_~next~0_33_56_89 (- 3)) (* (- 1) c_~j~0) (* (- 2) aux_mod_aux_mod_v_~next~0_33_56_89) (* 5 v_~prev~0_37)) 4) aux_div_aux_mod_v_~next~0_33_56_89 (* 2 aux_div_v_~cur~0_35_51))) (<= (+ aux_mod_aux_mod_v_~next~0_33_56_89 14 c_~i~0 .cse8) .cse9) (< .cse9 (+ aux_mod_aux_mod_v_~next~0_33_56_89 c_~i~0 12 .cse8))))) (forall ((aux_div_v_~cur~0_35_51 Int) (aux_mod_aux_mod_v_~next~0_33_56_89 Int) (aux_div_aux_mod_v_~next~0_33_56_89 Int)) (let ((.cse11 (+ (* v_~prev~0_37 3) v_~next~0_36)) (.cse10 (* aux_div_aux_mod_v_~next~0_33_56_89 2))) (or (>= aux_mod_aux_mod_v_~next~0_33_56_89 2) (<= (+ aux_mod_aux_mod_v_~next~0_33_56_89 c_~j~0 14 .cse10) .cse11) (> 0 aux_mod_aux_mod_v_~next~0_33_56_89) (< aux_div_v_~cur~0_35_51 (+ v_~next~0_36 1)) (< .cse11 (+ aux_mod_aux_mod_v_~next~0_33_56_89 c_~j~0 12 .cse10)) (<= 0 (+ aux_div_aux_mod_v_~next~0_33_56_89 (div (+ (* 2 v_~next~0_36) (* aux_div_aux_mod_v_~next~0_33_56_89 (- 3)) (* (- 2) aux_mod_aux_mod_v_~next~0_33_56_89) (* 5 v_~prev~0_37)) 4) (* 2 aux_div_v_~cur~0_35_51))))))) (< v_~next~0_36 (+ c_~prev~0 c_~next~0)) (< v_~prev~0_37 c_~next~0))) (forall ((v_~next~0_36 Int)) (or (not (<= (+ c_~prev~0 c_~cur~0) v_~next~0_36)) (forall ((v_~prev~0_37 Int)) (or (not (<= c_~cur~0 v_~prev~0_37)) (and (forall ((aux_div_v_~cur~0_35_51 Int) (aux_div_aux_mod_v_~next~0_33_56_89 Int) (aux_mod_aux_mod_v_~next~0_33_56_89 Int)) (let ((.cse13 (+ (* v_~prev~0_37 3) v_~next~0_36)) (.cse12 (* aux_div_aux_mod_v_~next~0_33_56_89 2))) (or (>= aux_mod_aux_mod_v_~next~0_33_56_89 2) (> 0 aux_mod_aux_mod_v_~next~0_33_56_89) (< aux_div_v_~cur~0_35_51 (+ v_~next~0_36 1)) (<= 0 (+ (div (+ (* 2 v_~next~0_36) (* aux_div_aux_mod_v_~next~0_33_56_89 (- 3)) (* (- 1) c_~j~0) (* (- 2) aux_mod_aux_mod_v_~next~0_33_56_89) (* 5 v_~prev~0_37)) 4) aux_div_aux_mod_v_~next~0_33_56_89 (* 2 aux_div_v_~cur~0_35_51))) (<= (+ aux_mod_aux_mod_v_~next~0_33_56_89 14 c_~i~0 .cse12) .cse13) (< .cse13 (+ aux_mod_aux_mod_v_~next~0_33_56_89 c_~i~0 12 .cse12))))) (forall ((aux_div_v_~cur~0_35_51 Int) (aux_mod_aux_mod_v_~next~0_33_56_89 Int) (aux_div_aux_mod_v_~next~0_33_56_89 Int)) (let ((.cse15 (+ (* v_~prev~0_37 3) v_~next~0_36)) (.cse14 (* aux_div_aux_mod_v_~next~0_33_56_89 2))) (or (>= aux_mod_aux_mod_v_~next~0_33_56_89 2) (<= (+ aux_mod_aux_mod_v_~next~0_33_56_89 c_~j~0 14 .cse14) .cse15) (> 0 aux_mod_aux_mod_v_~next~0_33_56_89) (< aux_div_v_~cur~0_35_51 (+ v_~next~0_36 1)) (< .cse15 (+ aux_mod_aux_mod_v_~next~0_33_56_89 c_~j~0 12 .cse14)) (<= 0 (+ aux_div_aux_mod_v_~next~0_33_56_89 (div (+ (* 2 v_~next~0_36) (* aux_div_aux_mod_v_~next~0_33_56_89 (- 3)) (* (- 2) aux_mod_aux_mod_v_~next~0_33_56_89) (* 5 v_~prev~0_37)) 4) (* 2 aux_div_v_~cur~0_35_51))))))))))) (forall ((v_~cur~0_39 Int) (v_~prev~0_37 Int) (v_~next~0_36 Int)) (or (< v_~prev~0_37 (+ c_~prev~0 v_~cur~0_39 c_~cur~0)) (and (forall ((aux_div_v_~j~0_10_159 Int) (aux_div_v_~cur~0_35_51 Int) (aux_div_aux_mod_v_~next~0_33_56_89 Int)) (let ((.cse16 (* v_~prev~0_37 3))) (let ((.cse17 (* aux_div_v_~j~0_10_159 2)) (.cse18 (div (+ (* aux_div_aux_mod_v_~next~0_33_56_89 (- 3)) (- 5) (* 5 v_~prev~0_37)) 2)) (.cse20 (+ .cse16 v_~next~0_36)) (.cse19 (* aux_div_aux_mod_v_~next~0_33_56_89 2))) (or (<= 0 (+ aux_div_aux_mod_v_~next~0_33_56_89 aux_div_v_~j~0_10_159 (* 2 aux_div_v_~cur~0_35_51))) (< aux_div_v_~cur~0_35_51 (+ v_~next~0_36 1)) (<= (+ .cse16 .cse17) (+ c_~i~0 12 .cse18 .cse19)) (<= (+ .cse17 1) (+ v_~next~0_36 .cse18)) (<= (+ c_~i~0 15 .cse19) .cse20) (< .cse20 (+ c_~i~0 12 .cse19)))))) (forall ((aux_div_v_~cur~0_35_51 Int) (aux_div_aux_mod_v_~next~0_33_56_89 Int) (aux_mod_aux_mod_v_~next~0_33_56_89 Int)) (or (>= aux_mod_aux_mod_v_~next~0_33_56_89 2) (> 0 aux_mod_aux_mod_v_~next~0_33_56_89) (< aux_div_v_~cur~0_35_51 (+ v_~next~0_36 1)) (<= (+ aux_mod_aux_mod_v_~next~0_33_56_89 15 (* aux_div_aux_mod_v_~next~0_33_56_89 2)) (+ (* v_~prev~0_37 3) v_~next~0_36)) (<= 0 (+ aux_div_aux_mod_v_~next~0_33_56_89 (div (+ (* 2 v_~next~0_36) (* aux_div_aux_mod_v_~next~0_33_56_89 (- 3)) (* (- 2) aux_mod_aux_mod_v_~next~0_33_56_89) (* 5 v_~prev~0_37)) 4) (* 2 aux_div_v_~cur~0_35_51)))))) (< v_~cur~0_39 (+ (* 2 c_~cur~0) c_~prev~0)) (< v_~next~0_36 (+ c_~prev~0 (* 2 v_~cur~0_39) c_~cur~0)))) (< (+ (div (+ (- 1) c_~prev~0 .cse21) (- 2)) c_~j~0) .cse3) (forall ((v_~cur~0_39 Int) (v_~prev~0_37 Int) (v_~next~0_36 Int)) (or (< v_~cur~0_39 (+ c_~prev~0 c_~cur~0)) (< v_~prev~0_37 (+ v_~cur~0_39 c_~cur~0)) (< v_~next~0_36 (+ (* 2 v_~cur~0_39) c_~cur~0)) (and (forall ((aux_div_v_~cur~0_35_51 Int) (aux_div_aux_mod_v_~next~0_33_56_89 Int) (aux_mod_aux_mod_v_~next~0_33_56_89 Int)) (let ((.cse23 (+ (* v_~prev~0_37 3) v_~next~0_36)) (.cse22 (* aux_div_aux_mod_v_~next~0_33_56_89 2))) (or (>= aux_mod_aux_mod_v_~next~0_33_56_89 2) (> 0 aux_mod_aux_mod_v_~next~0_33_56_89) (< aux_div_v_~cur~0_35_51 (+ v_~next~0_36 1)) (<= 0 (+ (div (+ (* 2 v_~next~0_36) (* aux_div_aux_mod_v_~next~0_33_56_89 (- 3)) (* (- 1) c_~j~0) (* (- 2) aux_mod_aux_mod_v_~next~0_33_56_89) (* 5 v_~prev~0_37)) 4) aux_div_aux_mod_v_~next~0_33_56_89 (* 2 aux_div_v_~cur~0_35_51))) (<= (+ aux_mod_aux_mod_v_~next~0_33_56_89 14 c_~i~0 .cse22) .cse23) (< .cse23 (+ aux_mod_aux_mod_v_~next~0_33_56_89 c_~i~0 12 .cse22))))) (forall ((aux_div_v_~cur~0_35_51 Int) (aux_mod_aux_mod_v_~next~0_33_56_89 Int) (aux_div_aux_mod_v_~next~0_33_56_89 Int)) (let ((.cse25 (+ (* v_~prev~0_37 3) v_~next~0_36)) (.cse24 (* aux_div_aux_mod_v_~next~0_33_56_89 2))) (or (>= aux_mod_aux_mod_v_~next~0_33_56_89 2) (<= (+ aux_mod_aux_mod_v_~next~0_33_56_89 c_~j~0 14 .cse24) .cse25) (> 0 aux_mod_aux_mod_v_~next~0_33_56_89) (< aux_div_v_~cur~0_35_51 (+ v_~next~0_36 1)) (< .cse25 (+ aux_mod_aux_mod_v_~next~0_33_56_89 c_~j~0 12 .cse24)) (<= 0 (+ aux_div_aux_mod_v_~next~0_33_56_89 (div (+ (* 2 v_~next~0_36) (* aux_div_aux_mod_v_~next~0_33_56_89 (- 3)) (* (- 2) aux_mod_aux_mod_v_~next~0_33_56_89) (* 5 v_~prev~0_37)) 4) (* 2 aux_div_v_~cur~0_35_51))))))))) (forall ((aux_div_v_~next~0_33_56 Int) (v_~cur~0_35 Int) (aux_mod_v_~next~0_33_56 Int)) (or (>= aux_mod_v_~next~0_33_56 2) (> 0 aux_mod_v_~next~0_33_56) (< (+ aux_mod_v_~next~0_33_56 c_~j~0 9) (+ (* 2 v_~cur~0_35) c_~next~0 (* 2 aux_div_v_~next~0_33_56))) (<= (+ (* 5 aux_div_v_~next~0_33_56) v_~cur~0_35) (+ 22 (* 2 c_~j~0) (* aux_mod_v_~next~0_33_56 2))) (< v_~cur~0_35 (+ c_~prev~0 c_~next~0)))) (<= (div (+ (- 7) c_~prev~0 .cse0 c_~cur~0) (- 2)) .cse26) (= (+ (- 1) c_~j~0) 0) (<= 144 (+ .cse27 (* 34 c_~cur~0))) (<= 144 (+ .cse27 .cse2)) (<= (+ (div (+ .cse21 c_~next~0 (- 5)) (- 2)) c_~j~0) .cse1) (< c_~j~0 .cse28) (forall ((aux_div_v_~cur~0_35_51 Int) (aux_mod_aux_mod_v_~next~0_33_56_89 Int) (aux_div_aux_mod_v_~next~0_33_56_89 Int)) (let ((.cse30 (* aux_div_aux_mod_v_~next~0_33_56_89 2)) (.cse29 (+ (* 3 c_~prev~0) c_~next~0))) (or (<= 0 (+ aux_div_aux_mod_v_~next~0_33_56_89 (div (+ (* 5 c_~prev~0) (* aux_div_aux_mod_v_~next~0_33_56_89 (- 3)) (* (- 2) aux_mod_aux_mod_v_~next~0_33_56_89) (* 2 c_~next~0)) 4) (* 2 aux_div_v_~cur~0_35_51))) (>= aux_mod_aux_mod_v_~next~0_33_56_89 2) (< .cse29 (+ aux_mod_aux_mod_v_~next~0_33_56_89 c_~j~0 12 .cse30)) (< aux_div_v_~cur~0_35_51 (+ c_~next~0 1)) (> 0 aux_mod_aux_mod_v_~next~0_33_56_89) (<= (+ aux_mod_aux_mod_v_~next~0_33_56_89 c_~j~0 14 .cse30) .cse29)))) (forall ((v_~cur~0_35 Int)) (or (< v_~cur~0_35 (+ c_~prev~0 c_~cur~0)) (and (forall ((aux_div_v_~next~0_33_56 Int) (aux_mod_v_~next~0_33_56 Int)) (or (>= aux_mod_v_~next~0_33_56 2) (> 0 aux_mod_v_~next~0_33_56) (< (+ aux_mod_v_~next~0_33_56 c_~j~0 9) (+ (* 2 v_~cur~0_35) (* 2 aux_div_v_~next~0_33_56) c_~cur~0)) (<= (+ (* 5 aux_div_v_~next~0_33_56) v_~cur~0_35) (+ 22 (* 2 c_~j~0) (* aux_mod_v_~next~0_33_56 2))))) (forall ((aux_div_v_~next~0_33_56 Int) (aux_mod_v_~next~0_33_56 Int)) (or (< (+ aux_mod_v_~next~0_33_56 9 c_~i~0) (+ (* 2 v_~cur~0_35) (* 2 aux_div_v_~next~0_33_56) c_~cur~0)) (>= aux_mod_v_~next~0_33_56 2) (> 0 aux_mod_v_~next~0_33_56) (<= (+ c_~j~0 (* 5 aux_div_v_~next~0_33_56) v_~cur~0_35) (+ 22 (* 2 c_~i~0) (* aux_mod_v_~next~0_33_56 2)))))))) (<= 2 c_~cur~0) (<= c_~j~0 1) (<= (+ 1 c_~cur~0) c_~next~0) (forall ((aux_div_v_~next~0_33_56 Int) (v_~cur~0_35 Int) (aux_mod_v_~next~0_33_56 Int)) (or (>= aux_mod_v_~next~0_33_56 2) (> 0 aux_mod_v_~next~0_33_56) (< v_~cur~0_35 (+ c_~prev~0 c_~next~0)) (< (+ aux_mod_v_~next~0_33_56 9 c_~i~0) (+ (* 2 v_~cur~0_35) c_~next~0 (* 2 aux_div_v_~next~0_33_56))) (<= (+ c_~j~0 (* 5 aux_div_v_~next~0_33_56) v_~cur~0_35) (+ 22 (* 2 c_~i~0) (* aux_mod_v_~next~0_33_56 2))))) (<= 144 (+ (* c_~next~0 34) (* 21 c_~cur~0))) (forall ((aux_div_v_~cur~0_35_51 Int) (aux_div_aux_mod_v_~next~0_33_56_89 Int) (aux_mod_aux_mod_v_~next~0_33_56_89 Int)) (let ((.cse32 (* aux_div_aux_mod_v_~next~0_33_56_89 2)) (.cse31 (+ (* 3 c_~prev~0) c_~next~0))) (or (>= aux_mod_aux_mod_v_~next~0_33_56_89 2) (< aux_div_v_~cur~0_35_51 (+ c_~next~0 1)) (<= 0 (+ aux_div_aux_mod_v_~next~0_33_56_89 (div (+ (* 5 c_~prev~0) (* aux_div_aux_mod_v_~next~0_33_56_89 (- 3)) (* (- 1) c_~j~0) (* (- 2) aux_mod_aux_mod_v_~next~0_33_56_89) (* 2 c_~next~0)) 4) (* 2 aux_div_v_~cur~0_35_51))) (> 0 aux_mod_aux_mod_v_~next~0_33_56_89) (< .cse31 (+ aux_mod_aux_mod_v_~next~0_33_56_89 c_~i~0 12 .cse32)) (<= (+ aux_mod_aux_mod_v_~next~0_33_56_89 14 c_~i~0 .cse32) .cse31)))) (<= (+ (div (+ (- 7) c_~prev~0 .cse21 c_~cur~0) (- 2)) c_~j~0) .cse26) (forall ((v_~cur~0_39 Int) (v_~prev~0_37 Int) (v_~next~0_36 Int)) (or (< v_~prev~0_37 (+ c_~prev~0 v_~cur~0_39 c_~cur~0)) (< v_~cur~0_39 (+ (* 2 c_~cur~0) c_~prev~0)) (and (forall ((aux_div_v_~j~0_10_159 Int) (aux_div_v_~cur~0_35_51 Int) (aux_div_aux_mod_v_~next~0_33_56_89 Int)) (or (<= 0 (+ aux_div_aux_mod_v_~next~0_33_56_89 aux_div_v_~j~0_10_159 (* 2 aux_div_v_~cur~0_35_51))) (< aux_div_v_~cur~0_35_51 (+ v_~next~0_36 1)) (<= (+ 16 (* aux_div_aux_mod_v_~next~0_33_56_89 2)) (+ (* v_~prev~0_37 3) v_~next~0_36)) (<= (+ (* aux_div_v_~j~0_10_159 2) 1) (+ v_~next~0_36 (div (+ (* aux_div_aux_mod_v_~next~0_33_56_89 (- 3)) (- 5) (* 5 v_~prev~0_37)) 2))))) (forall ((aux_div_v_~cur~0_35_51 Int) (aux_mod_aux_mod_v_~next~0_33_56_89 Int) (aux_div_aux_mod_v_~next~0_33_56_89 Int)) (or (>= aux_mod_aux_mod_v_~next~0_33_56_89 2) (> 0 aux_mod_aux_mod_v_~next~0_33_56_89) (< aux_div_v_~cur~0_35_51 (+ v_~next~0_36 1)) (<= (+ aux_mod_aux_mod_v_~next~0_33_56_89 15 (* aux_div_aux_mod_v_~next~0_33_56_89 2)) (+ (* v_~prev~0_37 3) v_~next~0_36)) (<= 0 (+ aux_div_aux_mod_v_~next~0_33_56_89 (div (+ (* 2 v_~next~0_36) (* aux_div_aux_mod_v_~next~0_33_56_89 (- 3)) (* (- 2) aux_mod_aux_mod_v_~next~0_33_56_89) (* 5 v_~prev~0_37)) 4) (* 2 aux_div_v_~cur~0_35_51)))))) (< v_~next~0_36 (+ c_~prev~0 (* 2 v_~cur~0_39) c_~cur~0)))) (forall ((v_~cur~0_39 Int) (v_~prev~0_37 Int) (v_~next~0_36 Int)) (or (< v_~prev~0_37 (+ c_~prev~0 v_~cur~0_39 c_~cur~0)) (< v_~cur~0_39 (+ (* 2 c_~cur~0) c_~prev~0)) (and (forall ((aux_div_v_~cur~0_35_51 Int) (aux_div_aux_mod_v_~next~0_33_56_89 Int) (aux_mod_aux_mod_v_~next~0_33_56_89 Int)) (let ((.cse34 (+ (* v_~prev~0_37 3) v_~next~0_36)) (.cse33 (* aux_div_aux_mod_v_~next~0_33_56_89 2))) (or (>= aux_mod_aux_mod_v_~next~0_33_56_89 2) (> 0 aux_mod_aux_mod_v_~next~0_33_56_89) (< aux_div_v_~cur~0_35_51 (+ v_~next~0_36 1)) (<= 0 (+ (div (+ (* 2 v_~next~0_36) (* aux_div_aux_mod_v_~next~0_33_56_89 (- 3)) (* (- 1) c_~j~0) (* (- 2) aux_mod_aux_mod_v_~next~0_33_56_89) (* 5 v_~prev~0_37)) 4) aux_div_aux_mod_v_~next~0_33_56_89 (* 2 aux_div_v_~cur~0_35_51))) (<= (+ aux_mod_aux_mod_v_~next~0_33_56_89 14 c_~i~0 .cse33) .cse34) (< .cse34 (+ aux_mod_aux_mod_v_~next~0_33_56_89 c_~i~0 12 .cse33))))) (forall ((aux_div_v_~cur~0_35_51 Int) (aux_mod_aux_mod_v_~next~0_33_56_89 Int) (aux_div_aux_mod_v_~next~0_33_56_89 Int)) (let ((.cse36 (+ (* v_~prev~0_37 3) v_~next~0_36)) (.cse35 (* aux_div_aux_mod_v_~next~0_33_56_89 2))) (or (>= aux_mod_aux_mod_v_~next~0_33_56_89 2) (<= (+ aux_mod_aux_mod_v_~next~0_33_56_89 c_~j~0 14 .cse35) .cse36) (> 0 aux_mod_aux_mod_v_~next~0_33_56_89) (< aux_div_v_~cur~0_35_51 (+ v_~next~0_36 1)) (< .cse36 (+ aux_mod_aux_mod_v_~next~0_33_56_89 c_~j~0 12 .cse35)) (<= 0 (+ aux_div_aux_mod_v_~next~0_33_56_89 (div (+ (* 2 v_~next~0_36) (* aux_div_aux_mod_v_~next~0_33_56_89 (- 3)) (* (- 2) aux_mod_aux_mod_v_~next~0_33_56_89) (* 5 v_~prev~0_37)) 4) (* 2 aux_div_v_~cur~0_35_51))))))) (< v_~next~0_36 (+ c_~prev~0 (* 2 v_~cur~0_39) c_~cur~0)))) (< (+ c_~i~0 (* 2 c_~j~0)) .cse28) (<= c_~i~0 1)))) is different from false Received shutdown request... [2022-03-16 07:48:41,449 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 [2022-03-16 07:48:41,485 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 [2022-03-16 07:48:41,485 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-16 07:48:42,467 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-03-16 07:48:42,504 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-03-16 07:48:42,670 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-16 07:48:42,670 WARN L594 AbstractCegarLoop]: Verification canceled: while executing Executor. [2022-03-16 07:48:42,672 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2022-03-16 07:48:42,672 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 3 remaining) [2022-03-16 07:48:42,672 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (0 of 3 remaining) [2022-03-16 07:48:42,676 INFO L732 BasicCegarLoop]: Path program histogram: [4, 1, 1, 1, 1, 1] [2022-03-16 07:48:42,678 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-16 07:48:42,678 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-16 07:48:42,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.03 07:48:42 BasicIcfg [2022-03-16 07:48:42,684 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-16 07:48:42,685 INFO L158 Benchmark]: Toolchain (without parser) took 871170.84ms. Allocated memory was 199.2MB in the beginning and 306.2MB in the end (delta: 107.0MB). Free memory was 144.1MB in the beginning and 158.4MB in the end (delta: -14.3MB). Peak memory consumption was 93.6MB. Max. memory is 8.0GB. [2022-03-16 07:48:42,685 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 199.2MB. Free memory was 161.9MB in the beginning and 161.8MB in the end (delta: 68.6kB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-16 07:48:42,685 INFO L158 Benchmark]: CACSL2BoogieTranslator took 407.74ms. Allocated memory was 199.2MB in the beginning and 254.8MB in the end (delta: 55.6MB). Free memory was 143.9MB in the beginning and 221.4MB in the end (delta: -77.5MB). Peak memory consumption was 13.3MB. Max. memory is 8.0GB. [2022-03-16 07:48:42,686 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.34ms. Allocated memory is still 254.8MB. Free memory was 221.4MB in the beginning and 219.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-16 07:48:42,686 INFO L158 Benchmark]: Boogie Preprocessor took 26.60ms. Allocated memory is still 254.8MB. Free memory was 219.3MB in the beginning and 217.9MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-16 07:48:42,686 INFO L158 Benchmark]: RCFGBuilder took 345.60ms. Allocated memory is still 254.8MB. Free memory was 217.9MB in the beginning and 204.6MB in the end (delta: 13.2MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2022-03-16 07:48:42,686 INFO L158 Benchmark]: TraceAbstraction took 870344.22ms. Allocated memory was 254.8MB in the beginning and 306.2MB in the end (delta: 51.4MB). Free memory was 204.2MB in the beginning and 158.4MB in the end (delta: 45.9MB). Peak memory consumption was 98.1MB. Max. memory is 8.0GB. [2022-03-16 07:48:42,687 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2022-03-16 07:48:42,700 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 199.2MB. Free memory was 161.9MB in the beginning and 161.8MB in the end (delta: 68.6kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 407.74ms. Allocated memory was 199.2MB in the beginning and 254.8MB in the end (delta: 55.6MB). Free memory was 143.9MB in the beginning and 221.4MB in the end (delta: -77.5MB). Peak memory consumption was 13.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 41.34ms. Allocated memory is still 254.8MB. Free memory was 221.4MB in the beginning and 219.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 26.60ms. Allocated memory is still 254.8MB. Free memory was 219.3MB in the beginning and 217.9MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 345.60ms. Allocated memory is still 254.8MB. Free memory was 217.9MB in the beginning and 204.6MB in the end (delta: 13.2MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 870344.22ms. Allocated memory was 254.8MB in the beginning and 306.2MB in the end (delta: 51.4MB). Free memory was 204.2MB in the beginning and 158.4MB in the end (delta: 45.9MB). Peak memory consumption was 98.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - 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: 726]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while executing Executor. - TimeoutResultAtElement [Line: 722]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing Executor. - TimeoutResultAtElement [Line: 721]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 112 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 870.2s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 243.2s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 146, 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, 0.3s SatisfiabilityAnalysisTime, 624.9s InterpolantComputationTime, 1597 NumberOfCodeBlocks, 1582 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 2246 ConstructedInterpolants, 148 QuantifiedInterpolants, 29416 SizeOfPredicates, 104 NumberOfNonLiveVariables, 1433 ConjunctsInSsa, 116 ConjunctsInUnsatCore, 21 InterpolantComputations, 3 PerfectInterpolantSequences, 2568/5288 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