/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-MCRwithoutDepranks-Lazy.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-820ea7a [2022-02-20 08:19:11,419 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 08:19:11,421 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 08:19:11,467 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 08:19:11,467 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 08:19:11,470 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 08:19:11,473 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 08:19:11,476 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 08:19:11,478 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 08:19:11,482 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 08:19:11,483 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 08:19:11,484 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 08:19:11,485 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 08:19:11,486 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 08:19:11,488 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 08:19:11,490 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 08:19:11,491 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 08:19:11,492 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 08:19:11,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 08:19:11,499 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 08:19:11,500 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 08:19:11,501 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 08:19:11,502 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 08:19:11,503 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 08:19:11,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-20 08:19:11,512 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 08:19:11,513 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 08:19:11,514 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 08:19:11,515 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 08:19:11,516 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 08:19:11,516 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 08:19:11,517 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 08:19:11,517 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 08:19:11,517 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 08:19:11,518 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 08:19:11,518 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 08:19:11,519 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-MCRwithoutDepranks-Lazy.epf [2022-02-20 08:19:11,552 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 08:19:11,552 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 08:19:11,553 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 08:19:11,553 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 08:19:11,554 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 08:19:11,554 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 08:19:11,555 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 08:19:11,555 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 08:19:11,555 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 08:19:11,556 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 08:19:11,556 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 08:19:11,556 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 08:19:11,557 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 08:19:11,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 08:19:11,557 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 08:19:11,557 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 08:19:11,557 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 08:19:11,557 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 08:19:11,557 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 08:19:11,558 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 08:19:11,558 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 08:19:11,558 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 08:19:11,558 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 08:19:11,558 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-20 08:19:11,559 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 08:19:11,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 08:19:11,560 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 08:19:11,560 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-20 08:19:11,560 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 08:19:11,560 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 08:19:11,560 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 08:19:11,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 08:19:11,560 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 08:19:11,560 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-20 08:19:11,561 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 08:19:11,561 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITHOUT_DEPRANKS [2022-02-20 08:19:11,561 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-20 08:19:11,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 08:19:11,830 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 08:19:11,833 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 08:19:11,834 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 08:19:11,835 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 08:19:11,836 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i [2022-02-20 08:19:11,902 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94ac38364/afab12cbee9f416698cb55ac353bdebc/FLAG163225a81 [2022-02-20 08:19:12,379 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 08:19:12,380 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i [2022-02-20 08:19:12,403 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94ac38364/afab12cbee9f416698cb55ac353bdebc/FLAG163225a81 [2022-02-20 08:19:12,697 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94ac38364/afab12cbee9f416698cb55ac353bdebc [2022-02-20 08:19:12,699 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 08:19:12,701 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-20 08:19:12,707 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 08:19:12,708 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 08:19:12,711 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 08:19:12,712 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 08:19:12" (1/1) ... [2022-02-20 08:19:12,714 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74c52796 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:19:12, skipping insertion in model container [2022-02-20 08:19:12,714 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 08:19:12" (1/1) ... [2022-02-20 08:19:12,720 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 08:19:12,758 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 08:19:12,956 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i[1120,1133] [2022-02-20 08:19:13,151 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 08:19:13,165 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 08:19:13,176 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i[1120,1133] [2022-02-20 08:19:13,206 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 08:19:13,250 INFO L208 MainTranslator]: Completed translation [2022-02-20 08:19:13,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:19:13 WrapperNode [2022-02-20 08:19:13,250 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 08:19:13,252 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 08:19:13,252 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 08:19:13,252 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 08:19:13,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:19:13" (1/1) ... [2022-02-20 08:19:13,295 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:19:13" (1/1) ... [2022-02-20 08:19:13,329 INFO L137 Inliner]: procedures = 165, calls = 42, calls flagged for inlining = 9, calls inlined = 11, statements flattened = 139 [2022-02-20 08:19:13,330 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 08:19:13,331 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 08:19:13,331 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 08:19:13,331 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 08:19:13,339 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:19:13" (1/1) ... [2022-02-20 08:19:13,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:19:13" (1/1) ... [2022-02-20 08:19:13,356 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:19:13" (1/1) ... [2022-02-20 08:19:13,357 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:19:13" (1/1) ... [2022-02-20 08:19:13,361 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:19:13" (1/1) ... [2022-02-20 08:19:13,363 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:19:13" (1/1) ... [2022-02-20 08:19:13,365 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:19:13" (1/1) ... [2022-02-20 08:19:13,367 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 08:19:13,368 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 08:19:13,368 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 08:19:13,368 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 08:19:13,383 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:19:13" (1/1) ... [2022-02-20 08:19:13,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 08:19:13,403 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 08:19:13,416 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-20 08:19:13,435 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-20 08:19:13,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-20 08:19:13,452 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-20 08:19:13,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 08:19:13,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-20 08:19:13,453 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-20 08:19:13,453 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-20 08:19:13,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-20 08:19:13,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-20 08:19:13,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 08:19:13,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 08:19:13,455 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-20 08:19:13,549 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 08:19:13,551 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 08:19:13,783 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 08:19:13,792 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 08:19:13,792 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-20 08:19:13,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 08:19:13 BoogieIcfgContainer [2022-02-20 08:19:13,795 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 08:19:13,796 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 08:19:13,796 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 08:19:13,800 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 08:19:13,800 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 08:19:12" (1/3) ... [2022-02-20 08:19:13,801 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a0f3ea4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 08:19:13, skipping insertion in model container [2022-02-20 08:19:13,801 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 08:19:13" (2/3) ... [2022-02-20 08:19:13,801 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a0f3ea4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 08:19:13, skipping insertion in model container [2022-02-20 08:19:13,801 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 08:19:13" (3/3) ... [2022-02-20 08:19:13,802 INFO L111 eAbstractionObserver]: Analyzing ICFG 36-apron_22-traces-write-centered-vs-meet-mutex_true_no-overflow.i [2022-02-20 08:19:13,807 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-20 08:19:13,807 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 08:19:13,807 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-02-20 08:19:13,807 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-20 08:19:13,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,900 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,900 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,900 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,901 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,901 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,901 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,902 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,902 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,903 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,903 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,903 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,903 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,903 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,903 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,904 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,907 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,907 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,907 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,908 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,908 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,908 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,908 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,911 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,912 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,912 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~z~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,912 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,912 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~z~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,913 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,913 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,913 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,913 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,914 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,914 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,914 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,915 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,915 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,915 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,915 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,915 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,916 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,916 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,916 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,916 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,924 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,924 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,924 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,925 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,925 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,925 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,928 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,928 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,928 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,928 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,928 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,928 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,929 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,929 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,929 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,929 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,929 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,929 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,930 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,930 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,930 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,932 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,932 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,932 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,932 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,932 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,932 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,932 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,933 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,933 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,933 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,933 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,933 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,934 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,934 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,934 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,934 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,935 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,935 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,935 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,935 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,935 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,937 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,937 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,937 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,937 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,937 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,937 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,938 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,938 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,938 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,938 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,938 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,939 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,939 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,939 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,940 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,940 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,940 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~z~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,940 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~z~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,940 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~z~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,941 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,941 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,941 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~z~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,941 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,941 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,942 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,942 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,942 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,942 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,942 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,942 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,943 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,943 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,943 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,943 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,947 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~y~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~z~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,949 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,951 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-20 08:19:13,954 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-20 08:19:14,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-20 08:19:14,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 08:19:14,021 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-20 08:19:14,022 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-02-20 08:19:14,059 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 08:19:14,066 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=true, mMcrOverapproximateWrwc=true [2022-02-20 08:19:14,066 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-02-20 08:19:14,719 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 172 transitions and produced 173 states. [2022-02-20 08:19:14,722 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr1ASSERT_VIOLATIONERROR_FUNCTION, t_funErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2022-02-20 08:19:14,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 08:19:14,731 INFO L85 PathProgramCache]: Analyzing trace with hash -1532145295, now seen corresponding path program 1 times [2022-02-20 08:19:14,745 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 08:19:14,745 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799541928] [2022-02-20 08:19:14,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 08:19:14,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 08:19:14,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 08:19:15,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 08:19:15,056 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 08:19:15,057 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799541928] [2022-02-20 08:19:15,058 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799541928] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 08:19:15,059 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 08:19:15,061 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-20 08:19:15,067 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506802822] [2022-02-20 08:19:15,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 08:19:15,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-20 08:19:15,077 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 08:19:15,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-20 08:19:15,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-20 08:19:15,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:19:15,102 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 08:19:15,105 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 59.0) internal successors, (118), 2 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 08:19:15,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:19:15,318 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 132 transitions and produced 133 states. [2022-02-20 08:19:15,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:19:15,320 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-20 08:19:15,320 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr1ASSERT_VIOLATIONERROR_FUNCTION, t_funErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2022-02-20 08:19:15,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 08:19:15,323 INFO L85 PathProgramCache]: Analyzing trace with hash 370191844, now seen corresponding path program 1 times [2022-02-20 08:19:15,323 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 08:19:15,324 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271484280] [2022-02-20 08:19:15,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 08:19:15,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 08:19:15,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 08:19:15,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 08:19:15,613 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 08:19:15,613 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271484280] [2022-02-20 08:19:15,613 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [271484280] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 08:19:15,613 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 08:19:15,613 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-20 08:19:15,614 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365503326] [2022-02-20 08:19:15,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 08:19:15,615 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-20 08:19:15,615 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 08:19:15,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-20 08:19:15,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-02-20 08:19:15,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:19:15,617 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 08:19:15,617 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 08:19:15,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:19:15,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:19:15,953 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 145 transitions and produced 146 states. [2022-02-20 08:19:15,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:19:15,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 08:19:15,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-20 08:19:15,954 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr1ASSERT_VIOLATIONERROR_FUNCTION, t_funErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2022-02-20 08:19:15,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 08:19:15,955 INFO L85 PathProgramCache]: Analyzing trace with hash 1892792393, now seen corresponding path program 1 times [2022-02-20 08:19:15,955 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 08:19:15,956 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842875338] [2022-02-20 08:19:15,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 08:19:15,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 08:19:15,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 08:19:16,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 08:19:16,046 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 08:19:16,046 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842875338] [2022-02-20 08:19:16,046 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842875338] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 08:19:16,046 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 08:19:16,046 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-20 08:19:16,047 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871718414] [2022-02-20 08:19:16,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 08:19:16,047 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-20 08:19:16,047 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 08:19:16,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-20 08:19:16,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-20 08:19:16,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:19:16,048 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 08:19:16,048 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 6 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 08:19:16,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:19:16,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-20 08:19:16,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:19:16,340 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 168 transitions and produced 169 states. [2022-02-20 08:19:16,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:19:16,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 08:19:16,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-20 08:19:16,342 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-20 08:19:16,343 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr1ASSERT_VIOLATIONERROR_FUNCTION, t_funErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2022-02-20 08:19:16,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 08:19:16,344 INFO L85 PathProgramCache]: Analyzing trace with hash -971848906, now seen corresponding path program 1 times [2022-02-20 08:19:16,344 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 08:19:16,344 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523616772] [2022-02-20 08:19:16,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 08:19:16,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 08:19:16,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 08:19:16,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 08:19:16,494 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 08:19:16,497 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523616772] [2022-02-20 08:19:16,498 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523616772] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 08:19:16,498 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 08:19:16,498 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-20 08:19:16,498 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203942898] [2022-02-20 08:19:16,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 08:19:16,501 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-20 08:19:16,501 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 08:19:16,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-20 08:19:16,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-02-20 08:19:16,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:19:16,502 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 08:19:16,502 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.5) internal successors, (116), 8 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 08:19:16,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:19:16,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-20 08:19:16,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-20 08:19:16,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:19:16,813 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 177 transitions and produced 178 states. [2022-02-20 08:19:16,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:19:16,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 08:19:16,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-20 08:19:16,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 08:19:16,814 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-20 08:19:16,814 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr1ASSERT_VIOLATIONERROR_FUNCTION, t_funErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2022-02-20 08:19:16,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 08:19:16,815 INFO L85 PathProgramCache]: Analyzing trace with hash -212631844, now seen corresponding path program 1 times [2022-02-20 08:19:16,815 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 08:19:16,815 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741979663] [2022-02-20 08:19:16,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 08:19:16,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 08:19:16,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 08:19:17,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 08:19:17,043 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 08:19:17,044 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741979663] [2022-02-20 08:19:17,044 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741979663] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 08:19:17,044 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 08:19:17,044 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-02-20 08:19:17,044 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346607779] [2022-02-20 08:19:17,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 08:19:17,046 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-20 08:19:17,046 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 08:19:17,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-20 08:19:17,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-02-20 08:19:17,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:19:17,052 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 08:19:17,052 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.5) internal successors, (124), 8 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 08:19:17,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:19:17,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-20 08:19:17,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-20 08:19:17,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-20 08:19:17,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:19:17,516 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 212 transitions and produced 213 states. [2022-02-20 08:19:17,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:19:17,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 08:19:17,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-20 08:19:17,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 08:19:17,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-20 08:19:17,517 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-20 08:19:17,517 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr1ASSERT_VIOLATIONERROR_FUNCTION, t_funErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2022-02-20 08:19:17,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 08:19:17,518 INFO L85 PathProgramCache]: Analyzing trace with hash -1282658032, now seen corresponding path program 1 times [2022-02-20 08:19:17,519 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-20 08:19:17,523 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623943137] [2022-02-20 08:19:17,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 08:19:17,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-20 08:19:17,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-20 08:19:17,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-20 08:19:17,678 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-20 08:19:17,679 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623943137] [2022-02-20 08:19:17,679 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1623943137] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-20 08:19:17,679 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-20 08:19:17,679 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-20 08:19:17,679 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559187611] [2022-02-20 08:19:17,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-20 08:19:17,680 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-20 08:19:17,680 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-20 08:19:17,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-20 08:19:17,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2022-02-20 08:19:17,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:19:17,681 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-20 08:19:17,681 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 14.181818181818182) internal successors, (156), 11 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-20 08:19:17,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-20 08:19:17,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-20 08:19:17,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-20 08:19:17,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-20 08:19:17,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-20 08:19:17,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.