/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-wrwc.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix030_power.opt_pso.opt_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-820ea7a [2022-02-19 18:11:44,981 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-19 18:11:44,983 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-19 18:11:45,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-19 18:11:45,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-19 18:11:45,051 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-19 18:11:45,053 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-19 18:11:45,061 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-19 18:11:45,062 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-19 18:11:45,063 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-19 18:11:45,063 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-19 18:11:45,064 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-19 18:11:45,065 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-19 18:11:45,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-19 18:11:45,066 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-19 18:11:45,067 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-19 18:11:45,068 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-19 18:11:45,068 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-19 18:11:45,070 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-19 18:11:45,075 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-19 18:11:45,083 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-19 18:11:45,085 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-19 18:11:45,086 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-19 18:11:45,086 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-19 18:11:45,089 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-19 18:11:45,091 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-19 18:11:45,092 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-19 18:11:45,092 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-19 18:11:45,093 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-19 18:11:45,094 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-19 18:11:45,094 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-19 18:11:45,095 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-19 18:11:45,095 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-19 18:11:45,095 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-19 18:11:45,096 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-19 18:11:45,096 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-19 18:11:45,097 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-wrwc.epf [2022-02-19 18:11:45,117 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-19 18:11:45,118 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-19 18:11:45,118 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-19 18:11:45,118 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-19 18:11:45,119 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-19 18:11:45,119 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-19 18:11:45,119 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-19 18:11:45,120 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-19 18:11:45,120 INFO L138 SettingsManager]: * Use SBE=true [2022-02-19 18:11:45,120 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-19 18:11:45,120 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-19 18:11:45,120 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-19 18:11:45,121 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-19 18:11:45,121 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-19 18:11:45,121 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-19 18:11:45,121 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-19 18:11:45,121 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-19 18:11:45,121 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-19 18:11:45,122 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-19 18:11:45,122 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-19 18:11:45,122 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-19 18:11:45,122 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-19 18:11:45,122 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-19 18:11:45,123 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-19 18:11:45,123 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-19 18:11:45,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-19 18:11:45,123 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-19 18:11:45,123 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-19 18:11:45,124 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-19 18:11:45,124 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-19 18:11:45,124 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-19 18:11:45,124 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-19 18:11:45,124 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-19 18:11:45,124 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-19 18:11:45,124 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-19 18:11:45,125 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-02-19 18:11:45,125 INFO L138 SettingsManager]: * MCR: Overapproximate write-read-write conflicts=false [2022-02-19 18:11:45,125 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-19 18:11:45,344 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-19 18:11:45,368 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-19 18:11:45,370 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-19 18:11:45,371 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-19 18:11:45,373 INFO L275 PluginConnector]: CDTParser initialized [2022-02-19 18:11:45,374 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix030_power.opt_pso.opt_rmo.opt.i [2022-02-19 18:11:45,437 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a26d5026d/f5bcba7f84f540cbb12596b84809710c/FLAG35e19c2c7 [2022-02-19 18:11:45,852 INFO L306 CDTParser]: Found 1 translation units. [2022-02-19 18:11:45,853 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix030_power.opt_pso.opt_rmo.opt.i [2022-02-19 18:11:45,870 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a26d5026d/f5bcba7f84f540cbb12596b84809710c/FLAG35e19c2c7 [2022-02-19 18:11:46,175 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a26d5026d/f5bcba7f84f540cbb12596b84809710c [2022-02-19 18:11:46,177 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-19 18:11:46,178 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-19 18:11:46,180 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-19 18:11:46,180 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-19 18:11:46,202 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-19 18:11:46,203 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 06:11:46" (1/1) ... [2022-02-19 18:11:46,205 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b7f01a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 06:11:46, skipping insertion in model container [2022-02-19 18:11:46,205 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 06:11:46" (1/1) ... [2022-02-19 18:11:46,211 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-19 18:11:46,250 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-19 18:11:46,406 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-wmm/mix030_power.opt_pso.opt_rmo.opt.i[966,979] [2022-02-19 18:11:46,548 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-19 18:11:46,555 INFO L203 MainTranslator]: Completed pre-run [2022-02-19 18:11:46,575 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-wmm/mix030_power.opt_pso.opt_rmo.opt.i[966,979] [2022-02-19 18:11:46,654 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-19 18:11:46,713 INFO L208 MainTranslator]: Completed translation [2022-02-19 18:11:46,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 06:11:46 WrapperNode [2022-02-19 18:11:46,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-19 18:11:46,715 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-19 18:11:46,715 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-19 18:11:46,715 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-19 18:11:46,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 06:11:46" (1/1) ... [2022-02-19 18:11:46,755 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 06:11:46" (1/1) ... [2022-02-19 18:11:46,802 INFO L137 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 290 [2022-02-19 18:11:46,803 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-19 18:11:46,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-19 18:11:46,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-19 18:11:46,804 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-19 18:11:46,813 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 06:11:46" (1/1) ... [2022-02-19 18:11:46,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 06:11:46" (1/1) ... [2022-02-19 18:11:46,831 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 06:11:46" (1/1) ... [2022-02-19 18:11:46,831 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 06:11:46" (1/1) ... [2022-02-19 18:11:46,843 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 06:11:46" (1/1) ... [2022-02-19 18:11:46,862 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 06:11:46" (1/1) ... [2022-02-19 18:11:46,864 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 06:11:46" (1/1) ... [2022-02-19 18:11:46,883 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-19 18:11:46,884 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-19 18:11:46,884 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-19 18:11:46,884 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-19 18:11:46,891 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 06:11:46" (1/1) ... [2022-02-19 18:11:46,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-19 18:11:46,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-19 18:11:46,925 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) [2022-02-19 18:11:46,953 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 [2022-02-19 18:11:46,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-19 18:11:46,969 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-19 18:11:46,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-19 18:11:46,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-19 18:11:46,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-19 18:11:46,971 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-02-19 18:11:46,971 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-02-19 18:11:46,971 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-02-19 18:11:46,972 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-02-19 18:11:46,972 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-02-19 18:11:46,972 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-02-19 18:11:46,972 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-02-19 18:11:46,972 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-02-19 18:11:46,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-19 18:11:46,972 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-19 18:11:46,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-19 18:11:46,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-19 18:11:46,974 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-19 18:11:47,114 INFO L234 CfgBuilder]: Building ICFG [2022-02-19 18:11:47,116 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-19 18:11:47,548 INFO L275 CfgBuilder]: Performing block encoding [2022-02-19 18:11:47,871 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-19 18:11:47,871 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-19 18:11:47,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 06:11:47 BoogieIcfgContainer [2022-02-19 18:11:47,874 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-19 18:11:47,876 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-19 18:11:47,876 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-19 18:11:47,879 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-19 18:11:47,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.02 06:11:46" (1/3) ... [2022-02-19 18:11:47,880 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@139f782e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 06:11:47, skipping insertion in model container [2022-02-19 18:11:47,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 06:11:46" (2/3) ... [2022-02-19 18:11:47,881 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@139f782e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 06:11:47, skipping insertion in model container [2022-02-19 18:11:47,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 06:11:47" (3/3) ... [2022-02-19 18:11:47,882 INFO L111 eAbstractionObserver]: Analyzing ICFG mix030_power.opt_pso.opt_rmo.opt.i [2022-02-19 18:11:47,887 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-19 18:11:47,887 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-19 18:11:47,887 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-02-19 18:11:47,887 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-19 18:11:47,940 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,940 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,941 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,941 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,941 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,942 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,942 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,942 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,943 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,943 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,943 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,943 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,944 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,944 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,945 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,945 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,945 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,945 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,945 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,946 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,947 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,947 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,947 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,947 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,947 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,947 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,948 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,948 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,948 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,949 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,949 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,949 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,949 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,949 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,950 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,950 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,950 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,950 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,951 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,951 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,951 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,951 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,952 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,952 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,952 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,952 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,952 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,953 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,953 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,953 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,953 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,953 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,954 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,954 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,954 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,954 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,955 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,955 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,955 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,955 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,955 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,956 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,956 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,956 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,957 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,957 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,957 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,957 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,958 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,958 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,958 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,959 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,959 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,959 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,959 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,960 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,960 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,960 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,962 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,962 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,963 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,963 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,964 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,966 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,971 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,971 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,971 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,972 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,972 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,973 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,973 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,973 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,973 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,974 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,974 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,975 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,975 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,975 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,978 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,978 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,978 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,979 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,979 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,980 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,980 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,980 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,981 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,981 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,981 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,981 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,981 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,981 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,982 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,982 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,982 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,982 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,983 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,983 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,983 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,983 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,983 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,983 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,984 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,984 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,984 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,985 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,986 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,986 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,986 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,986 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,986 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,987 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,987 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,987 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-19 18:11:47,987 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-19 18:11:48,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-19 18:11:48,044 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-19 18:11:48,053 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) [2022-02-19 18:11:48,054 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 [2022-02-19 18:11:48,084 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-19 18:11:48,093 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=false [2022-02-19 18:11:48,093 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-02-19 18:11:48,271 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 114 transitions and produced 115 states. [2022-02-19 18:11:48,273 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-02-19 18:11:48,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 18:11:48,290 INFO L85 PathProgramCache]: Analyzing trace with hash -1997593737, now seen corresponding path program 1 times [2022-02-19 18:11:48,304 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 18:11:48,305 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481079377] [2022-02-19 18:11:48,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 18:11:48,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 18:11:48,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 18:11:48,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 18:11:48,693 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 18:11:48,693 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481079377] [2022-02-19 18:11:48,695 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1481079377] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-19 18:11:48,695 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-19 18:11:48,695 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-19 18:11:48,696 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215955769] [2022-02-19 18:11:48,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-19 18:11:48,702 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-19 18:11:48,702 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 18:11:48,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-19 18:11:48,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-19 18:11:48,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 18:11:48,730 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 18:11:48,731 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 34.0) internal successors, (68), 3 states have internal predecessors, (68), 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) [2022-02-19 18:11:48,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 18:11:52,713 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 12533 transitions and produced 3992 states. [2022-02-19 18:11:52,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-19 18:11:52,715 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-19 18:11:52,715 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-02-19 18:11:52,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 18:11:52,717 INFO L85 PathProgramCache]: Analyzing trace with hash 93993033, now seen corresponding path program 1 times [2022-02-19 18:11:52,717 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 18:11:52,717 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254502071] [2022-02-19 18:11:52,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 18:11:52,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 18:11:52,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 18:11:53,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 18:11:53,066 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 18:11:53,066 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1254502071] [2022-02-19 18:11:53,066 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1254502071] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-19 18:11:53,067 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-19 18:11:53,067 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-19 18:11:53,067 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7499938] [2022-02-19 18:11:53,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-19 18:11:53,069 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-19 18:11:53,070 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 18:11:53,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-19 18:11:53,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-19 18:11:53,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 18:11:53,072 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 18:11:53,072 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 6 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-19 18:11:53,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-19 18:11:53,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 18:12:08,474 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 82031 transitions and produced 25696 states. [2022-02-19 18:12:08,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-19 18:12:08,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-19 18:12:08,476 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-19 18:12:08,476 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-02-19 18:12:08,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 18:12:08,477 INFO L85 PathProgramCache]: Analyzing trace with hash 2023344879, now seen corresponding path program 1 times [2022-02-19 18:12:08,477 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 18:12:08,477 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234983755] [2022-02-19 18:12:08,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 18:12:08,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 18:12:08,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 18:12:08,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 18:12:08,779 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 18:12:08,779 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234983755] [2022-02-19 18:12:08,779 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234983755] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-19 18:12:08,780 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-19 18:12:08,780 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-19 18:12:08,780 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657799270] [2022-02-19 18:12:08,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-19 18:12:08,782 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-19 18:12:08,782 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 18:12:08,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-19 18:12:08,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-19 18:12:08,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 18:12:08,783 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 18:12:08,784 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.666666666666668) internal successors, (106), 6 states have internal predecessors, (106), 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) [2022-02-19 18:12:08,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-19 18:12:08,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-19 18:12:08,784 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-19 18:12:22,113 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 82453 transitions and produced 25831 states. [2022-02-19 18:12:22,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-19 18:12:22,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-19 18:12:22,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-19 18:12:22,115 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-19 18:12:22,115 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] === [2022-02-19 18:12:22,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-19 18:12:22,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1548354617, now seen corresponding path program 1 times [2022-02-19 18:12:22,116 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-19 18:12:22,116 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565368901] [2022-02-19 18:12:22,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-19 18:12:22,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-19 18:12:22,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-19 18:12:22,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-19 18:12:22,858 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-19 18:12:22,859 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565368901] [2022-02-19 18:12:22,859 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [565368901] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-19 18:12:22,859 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-19 18:12:22,859 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-19 18:12:22,859 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372061009] [2022-02-19 18:12:22,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-19 18:12:22,860 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-19 18:12:22,860 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-19 18:12:22,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-19 18:12:22,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2022-02-19 18:12:22,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-19 18:12:22,861 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-19 18:12:22,862 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 9.727272727272727) internal successors, (107), 11 states have internal predecessors, (107), 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) [2022-02-19 18:12:22,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-19 18:12:22,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-19 18:12:22,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-19 18:12:22,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.