/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-Lazy-NoForkJoinOpt-wrwc.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-16 01:09:33,325 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-16 01:09:33,334 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-16 01:09:33,374 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-16 01:09:33,374 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-16 01:09:33,375 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-16 01:09:33,376 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-16 01:09:33,377 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-16 01:09:33,379 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-16 01:09:33,384 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-16 01:09:33,385 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-16 01:09:33,388 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-16 01:09:33,388 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-16 01:09:33,392 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-16 01:09:33,392 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-16 01:09:33,393 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-16 01:09:33,393 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-16 01:09:33,394 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-16 01:09:33,395 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-16 01:09:33,396 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-16 01:09:33,397 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-16 01:09:33,397 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-16 01:09:33,398 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-16 01:09:33,399 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-16 01:09:33,400 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-16 01:09:33,405 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-16 01:09:33,406 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-16 01:09:33,406 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-16 01:09:33,407 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-Lazy-NoForkJoinOpt-wrwc.epf [2022-03-16 01:09:33,422 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-16 01:09:33,422 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-16 01:09:33,422 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-16 01:09:33,422 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-16 01:09:33,423 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-16 01:09:33,423 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-16 01:09:33,423 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-16 01:09:33,423 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-16 01:09:33,423 INFO L138 SettingsManager]: * Use SBE=true [2022-03-16 01:09:33,424 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-16 01:09:33,424 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-16 01:09:33,424 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-16 01:09:33,424 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-16 01:09:33,424 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-16 01:09:33,424 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-16 01:09:33,424 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-16 01:09:33,424 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-16 01:09:33,425 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-16 01:09:33,425 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-16 01:09:33,425 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-16 01:09:33,425 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-16 01:09:33,425 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-16 01:09:33,425 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-16 01:09:33,425 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-16 01:09:33,425 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-16 01:09:33,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 01:09:33,426 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-16 01:09:33,426 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-16 01:09:33,426 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-16 01:09:33,426 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-16 01:09:33,426 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-16 01:09:33,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-16 01:09:33,426 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-16 01:09:33,427 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-16 01:09:33,427 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-16 01:09:33,427 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-03-16 01:09:33,427 INFO L138 SettingsManager]: * MCR: Overapproximate write-read-write conflicts=false [2022-03-16 01:09:33,427 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-03-16 01:09:33,427 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-16 01:09:33,626 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-16 01:09:33,654 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-16 01:09:33,656 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-16 01:09:33,657 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-16 01:09:33,657 INFO L275 PluginConnector]: CDTParser initialized [2022-03-16 01:09:33,658 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2022-03-16 01:09:33,705 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef3e4a7a3/243b34accbb74904b6ec5ec60b683cdb/FLAG69b65e9ef [2022-03-16 01:09:34,142 INFO L306 CDTParser]: Found 1 translation units. [2022-03-16 01:09:34,143 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2022-03-16 01:09:34,152 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef3e4a7a3/243b34accbb74904b6ec5ec60b683cdb/FLAG69b65e9ef [2022-03-16 01:09:34,510 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef3e4a7a3/243b34accbb74904b6ec5ec60b683cdb [2022-03-16 01:09:34,512 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-16 01:09:34,513 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-16 01:09:34,514 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-16 01:09:34,514 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-16 01:09:34,525 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-16 01:09:34,525 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 01:09:34" (1/1) ... [2022-03-16 01:09:34,527 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a7fbcc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 01:09:34, skipping insertion in model container [2022-03-16 01:09:34,527 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 01:09:34" (1/1) ... [2022-03-16 01:09:34,532 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-16 01:09:34,571 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-16 01:09:34,764 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/safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2022-03-16 01:09:34,881 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-16 01:09:34,888 INFO L203 MainTranslator]: Completed pre-run [2022-03-16 01:09:34,901 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/safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2022-03-16 01:09:34,949 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-16 01:09:34,979 INFO L208 MainTranslator]: Completed translation [2022-03-16 01:09:34,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 01:09:34 WrapperNode [2022-03-16 01:09:34,980 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-16 01:09:34,981 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-16 01:09:34,981 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-16 01:09:34,981 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-16 01:09:34,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 01:09:34" (1/1) ... [2022-03-16 01:09:35,016 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 01:09:34" (1/1) ... [2022-03-16 01:09:35,040 INFO L137 Inliner]: procedures = 176, calls = 51, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2022-03-16 01:09:35,040 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-16 01:09:35,041 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-16 01:09:35,041 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-16 01:09:35,042 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-16 01:09:35,048 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 01:09:34" (1/1) ... [2022-03-16 01:09:35,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 01:09:34" (1/1) ... [2022-03-16 01:09:35,050 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 01:09:34" (1/1) ... [2022-03-16 01:09:35,051 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 01:09:34" (1/1) ... [2022-03-16 01:09:35,061 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 01:09:34" (1/1) ... [2022-03-16 01:09:35,063 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 01:09:34" (1/1) ... [2022-03-16 01:09:35,064 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 01:09:34" (1/1) ... [2022-03-16 01:09:35,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-16 01:09:35,066 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-16 01:09:35,066 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-16 01:09:35,066 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-16 01:09:35,069 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 01:09:34" (1/1) ... [2022-03-16 01:09:35,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 01:09:35,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 01:09:35,120 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-16 01:09:35,141 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-16 01:09:35,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-16 01:09:35,158 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-03-16 01:09:35,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-16 01:09:35,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-16 01:09:35,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-16 01:09:35,159 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-03-16 01:09:35,159 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-03-16 01:09:35,159 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-03-16 01:09:35,159 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-03-16 01:09:35,159 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-03-16 01:09:35,159 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-03-16 01:09:35,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-16 01:09:35,159 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-03-16 01:09:35,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-16 01:09:35,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-16 01:09:35,161 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-16 01:09:35,288 INFO L234 CfgBuilder]: Building ICFG [2022-03-16 01:09:35,290 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-16 01:09:35,406 INFO L275 CfgBuilder]: Performing block encoding [2022-03-16 01:09:35,412 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-16 01:09:35,412 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-16 01:09:35,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 01:09:35 BoogieIcfgContainer [2022-03-16 01:09:35,414 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-16 01:09:35,416 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-16 01:09:35,416 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-16 01:09:35,419 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-16 01:09:35,419 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.03 01:09:34" (1/3) ... [2022-03-16 01:09:35,420 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ff2fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 01:09:35, skipping insertion in model container [2022-03-16 01:09:35,420 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 01:09:34" (2/3) ... [2022-03-16 01:09:35,420 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ff2fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 01:09:35, skipping insertion in model container [2022-03-16 01:09:35,420 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 01:09:35" (3/3) ... [2022-03-16 01:09:35,421 INFO L111 eAbstractionObserver]: Analyzing ICFG safe018_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2022-03-16 01:09:35,426 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-16 01:09:35,426 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-16 01:09:35,426 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-16 01:09:35,426 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-16 01:09:35,465 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,466 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,466 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,469 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,470 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,470 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,471 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,471 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,473 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,473 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,473 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,474 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,475 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,475 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,475 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,476 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,476 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,476 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,477 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,477 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,477 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,478 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,483 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,483 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,484 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,484 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,484 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,484 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,485 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,485 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,485 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,485 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,486 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,486 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,487 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,488 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,494 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,494 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,494 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,495 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,497 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,497 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,497 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,497 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,499 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,500 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,500 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,500 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 01:09:35,502 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-03-16 01:09:35,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-16 01:09:35,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 01:09:35,556 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-03-16 01:09:35,595 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-03-16 01:09:35,612 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-16 01:09:35,619 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=false, mMcrOverapproximateWrwc=false [2022-03-16 01:09:35,619 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-03-16 01:09:36,068 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 129 transitions and produced 130 states. [2022-03-16 01:09:36,070 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 01:09:36,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 01:09:36,075 INFO L85 PathProgramCache]: Analyzing trace with hash 1724246724, now seen corresponding path program 1 times [2022-03-16 01:09:36,082 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 01:09:36,082 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654088253] [2022-03-16 01:09:36,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 01:09:36,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 01:09:36,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 01:09:36,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 01:09:36,305 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 01:09:36,306 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654088253] [2022-03-16 01:09:36,307 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654088253] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 01:09:36,307 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 01:09:36,307 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-16 01:09:36,308 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240545893] [2022-03-16 01:09:36,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 01:09:36,315 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-03-16 01:09:36,315 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 01:09:36,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-03-16 01:09:36,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-16 01:09:36,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 01:09:36,339 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 01:09:36,340 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 01:09:36,340 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 01:09:42,373 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 6995 transitions and produced 2255 states. [2022-03-16 01:09:42,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 01:09:42,375 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-16 01:09:42,375 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 01:09:42,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 01:09:42,376 INFO L85 PathProgramCache]: Analyzing trace with hash 1558539592, now seen corresponding path program 1 times [2022-03-16 01:09:42,376 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 01:09:42,377 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083497639] [2022-03-16 01:09:42,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 01:09:42,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 01:09:42,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 01:09:42,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 01:09:42,521 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 01:09:42,522 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083497639] [2022-03-16 01:09:42,522 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2083497639] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 01:09:42,522 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 01:09:42,522 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-03-16 01:09:42,522 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841351410] [2022-03-16 01:09:42,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 01:09:42,524 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-16 01:09:42,524 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 01:09:42,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-16 01:09:42,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-03-16 01:09:42,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 01:09:42,530 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 01:09:42,530 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 01:09:42,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 01:09:42,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 01:10:12,194 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 35055 transitions and produced 10949 states. [2022-03-16 01:10:12,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 01:10:12,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 01:10:12,195 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-16 01:10:12,195 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 01:10:12,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 01:10:12,196 INFO L85 PathProgramCache]: Analyzing trace with hash -1493491801, now seen corresponding path program 1 times [2022-03-16 01:10:12,196 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 01:10:12,197 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183819825] [2022-03-16 01:10:12,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 01:10:12,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 01:10:12,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 01:10:12,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 01:10:12,317 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 01:10:12,317 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183819825] [2022-03-16 01:10:12,317 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [183819825] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 01:10:12,317 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 01:10:12,317 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-03-16 01:10:12,317 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720436372] [2022-03-16 01:10:12,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 01:10:12,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-16 01:10:12,318 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 01:10:12,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-16 01:10:12,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-03-16 01:10:12,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 01:10:12,319 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 01:10:12,320 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 01:10:12,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 01:10:12,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 01:10:12,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 01:10:56,655 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 55757 transitions and produced 17500 states. [2022-03-16 01:10:56,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 01:10:56,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 01:10:56,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-03-16 01:10:56,656 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-16 01:10:56,656 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 01:10:56,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 01:10:56,657 INFO L85 PathProgramCache]: Analyzing trace with hash -1000733517, now seen corresponding path program 1 times [2022-03-16 01:10:56,657 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 01:10:56,657 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156322385] [2022-03-16 01:10:56,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 01:10:56,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 01:10:56,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 01:10:56,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 01:10:56,790 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 01:10:56,790 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156322385] [2022-03-16 01:10:56,790 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156322385] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 01:10:56,790 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 01:10:56,790 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-03-16 01:10:56,790 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583477567] [2022-03-16 01:10:56,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 01:10:56,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-16 01:10:56,791 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 01:10:56,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-16 01:10:56,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-03-16 01:10:56,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 01:10:56,792 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 01:10:56,792 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 01:10:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 01:10:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 01:10:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-03-16 01:10:56,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 01:12:14,517 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 93839 transitions and produced 29390 states. [2022-03-16 01:12:14,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 01:12:14,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 01:12:14,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-03-16 01:12:14,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-03-16 01:12:14,518 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-16 01:12:14,518 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 01:12:14,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 01:12:14,520 INFO L85 PathProgramCache]: Analyzing trace with hash 1181691051, now seen corresponding path program 1 times [2022-03-16 01:12:14,521 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 01:12:14,521 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712647300] [2022-03-16 01:12:14,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 01:12:14,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 01:12:14,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 01:12:14,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 01:12:14,795 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 01:12:14,795 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712647300] [2022-03-16 01:12:14,795 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1712647300] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 01:12:14,796 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 01:12:14,796 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-03-16 01:12:14,796 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941866223] [2022-03-16 01:12:14,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 01:12:14,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-16 01:12:14,797 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 01:12:14,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-16 01:12:14,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-03-16 01:12:14,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 01:12:14,797 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 01:12:14,798 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 01:12:14,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 01:12:14,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 01:12:14,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-03-16 01:12:14,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-03-16 01:12:14,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 01:13:48,003 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 148727 transitions and produced 46108 states. [2022-03-16 01:13:48,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 01:13:48,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 01:13:48,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-03-16 01:13:48,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-03-16 01:13:48,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-16 01:13:48,004 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-16 01:13:48,004 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 01:13:48,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 01:13:48,005 INFO L85 PathProgramCache]: Analyzing trace with hash 1027182406, now seen corresponding path program 1 times [2022-03-16 01:13:48,005 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 01:13:48,005 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314398084] [2022-03-16 01:13:48,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 01:13:48,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 01:13:48,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 01:13:48,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 01:13:48,088 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 01:13:48,089 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314398084] [2022-03-16 01:13:48,089 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314398084] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 01:13:48,089 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 01:13:48,089 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-03-16 01:13:48,089 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70947789] [2022-03-16 01:13:48,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 01:13:48,090 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-16 01:13:48,090 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 01:13:48,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-16 01:13:48,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-03-16 01:13:48,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 01:13:48,090 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 01:13:48,091 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 01:13:48,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 01:13:48,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 01:13:48,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-03-16 01:13:48,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-03-16 01:13:48,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-03-16 01:13:48,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 01:13:51,141 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 3757 transitions and produced 1356 states. [2022-03-16 01:13:51,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 01:13:51,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 01:13:51,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-03-16 01:13:51,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-03-16 01:13:51,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-16 01:13:51,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-16 01:13:51,142 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-16 01:13:51,143 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-16 01:13:51,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 01:13:51,143 INFO L85 PathProgramCache]: Analyzing trace with hash 888075145, now seen corresponding path program 1 times [2022-03-16 01:13:51,143 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 01:13:51,143 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600616111] [2022-03-16 01:13:51,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 01:13:51,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 01:13:51,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 01:13:51,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 01:13:51,233 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 01:13:51,235 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600616111] [2022-03-16 01:13:51,235 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1600616111] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 01:13:51,235 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 01:13:51,235 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-03-16 01:13:51,235 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107470013] [2022-03-16 01:13:51,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 01:13:51,236 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-16 01:13:51,236 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 01:13:51,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-16 01:13:51,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-03-16 01:13:51,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 01:13:51,237 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 01:13:51,237 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 01:13:51,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 01:13:51,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-03-16 01:13:51,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-03-16 01:13:51,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-03-16 01:13:51,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-03-16 01:13:51,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-03-16 01:13:51,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.