./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-simple/dll2c_prepend_unequal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 574ddb4e Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/list-simple/dll2c_prepend_unequal.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 583b66b9d59d34de12ff7e58a8eb24a95055476e3f5044dc2a7c6b2bb83f4c67 --- Real Ultimate output --- This is Ultimate 0.2.2-?-574ddb4 [2023-02-18 22:01:37,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-18 22:01:37,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-18 22:01:37,103 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-18 22:01:37,103 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-18 22:01:37,104 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-18 22:01:37,105 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-18 22:01:37,106 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-18 22:01:37,109 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-18 22:01:37,113 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-18 22:01:37,114 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-18 22:01:37,116 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-18 22:01:37,116 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-18 22:01:37,118 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-18 22:01:37,119 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-18 22:01:37,120 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-18 22:01:37,120 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-18 22:01:37,121 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-18 22:01:37,122 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-18 22:01:37,124 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-18 22:01:37,125 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-18 22:01:37,126 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-18 22:01:37,127 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-18 22:01:37,127 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-18 22:01:37,129 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-18 22:01:37,129 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-18 22:01:37,129 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-18 22:01:37,130 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-18 22:01:37,130 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-18 22:01:37,130 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-18 22:01:37,131 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-18 22:01:37,131 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-18 22:01:37,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-18 22:01:37,132 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-18 22:01:37,132 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-18 22:01:37,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-18 22:01:37,133 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-18 22:01:37,133 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-18 22:01:37,133 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-18 22:01:37,134 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-18 22:01:37,134 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-18 22:01:37,135 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-02-18 22:01:37,148 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-18 22:01:37,148 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-18 22:01:37,148 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-18 22:01:37,149 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-18 22:01:37,149 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-18 22:01:37,149 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-18 22:01:37,149 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-18 22:01:37,150 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-18 22:01:37,150 INFO L138 SettingsManager]: * Use SBE=true [2023-02-18 22:01:37,150 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-18 22:01:37,150 INFO L138 SettingsManager]: * sizeof long=4 [2023-02-18 22:01:37,150 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-18 22:01:37,150 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-18 22:01:37,150 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-02-18 22:01:37,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-18 22:01:37,150 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-18 22:01:37,150 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-18 22:01:37,150 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-18 22:01:37,150 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-18 22:01:37,150 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-18 22:01:37,151 INFO L138 SettingsManager]: * sizeof long double=12 [2023-02-18 22:01:37,151 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-18 22:01:37,151 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-18 22:01:37,151 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-18 22:01:37,151 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-18 22:01:37,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 22:01:37,151 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-18 22:01:37,151 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-18 22:01:37,151 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-18 22:01:37,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-18 22:01:37,151 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-18 22:01:37,152 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-18 22:01:37,152 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-18 22:01:37,152 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-18 22:01:37,152 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 583b66b9d59d34de12ff7e58a8eb24a95055476e3f5044dc2a7c6b2bb83f4c67 [2023-02-18 22:01:37,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-18 22:01:37,507 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-18 22:01:37,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-18 22:01:37,510 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-18 22:01:37,510 INFO L275 PluginConnector]: CDTParser initialized [2023-02-18 22:01:37,511 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/dll2c_prepend_unequal.i [2023-02-18 22:01:38,655 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-18 22:01:38,937 INFO L351 CDTParser]: Found 1 translation units. [2023-02-18 22:01:38,941 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2c_prepend_unequal.i [2023-02-18 22:01:38,951 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff39f0531/a7d03450637f4da68e587a17367cae15/FLAG523af5473 [2023-02-18 22:01:38,966 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff39f0531/a7d03450637f4da68e587a17367cae15 [2023-02-18 22:01:38,968 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-18 22:01:38,969 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-18 22:01:38,971 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-18 22:01:38,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-18 22:01:38,974 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-18 22:01:38,974 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 10:01:38" (1/1) ... [2023-02-18 22:01:38,977 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3567b0ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:01:38, skipping insertion in model container [2023-02-18 22:01:38,977 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 10:01:38" (1/1) ... [2023-02-18 22:01:38,982 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-18 22:01:39,026 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 22:01:39,256 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2c_prepend_unequal.i[24729,24742] [2023-02-18 22:01:39,274 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-18 22:01:39,280 INFO L203 MainTranslator]: Completed pre-run [2023-02-18 22:01:39,346 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2c_prepend_unequal.i[24729,24742] [2023-02-18 22:01:39,358 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-18 22:01:39,389 INFO L208 MainTranslator]: Completed translation [2023-02-18 22:01:39,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:01:39 WrapperNode [2023-02-18 22:01:39,389 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-18 22:01:39,391 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-18 22:01:39,391 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-18 22:01:39,391 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-18 22:01:39,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:01:39" (1/1) ... [2023-02-18 22:01:39,414 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:01:39" (1/1) ... [2023-02-18 22:01:39,454 INFO L138 Inliner]: procedures = 127, calls = 49, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 149 [2023-02-18 22:01:39,454 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-18 22:01:39,455 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-18 22:01:39,455 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-18 22:01:39,458 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-18 22:01:39,465 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:01:39" (1/1) ... [2023-02-18 22:01:39,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:01:39" (1/1) ... [2023-02-18 22:01:39,469 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:01:39" (1/1) ... [2023-02-18 22:01:39,469 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:01:39" (1/1) ... [2023-02-18 22:01:39,474 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:01:39" (1/1) ... [2023-02-18 22:01:39,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:01:39" (1/1) ... [2023-02-18 22:01:39,479 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:01:39" (1/1) ... [2023-02-18 22:01:39,480 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:01:39" (1/1) ... [2023-02-18 22:01:39,486 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-18 22:01:39,487 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-18 22:01:39,487 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-18 22:01:39,487 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-18 22:01:39,493 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:01:39" (1/1) ... [2023-02-18 22:01:39,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 22:01:39,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 22:01:39,524 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) [2023-02-18 22:01:39,527 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 [2023-02-18 22:01:39,556 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-02-18 22:01:39,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-02-18 22:01:39,557 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2023-02-18 22:01:39,558 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2023-02-18 22:01:39,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-02-18 22:01:39,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-02-18 22:01:39,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-02-18 22:01:39,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-02-18 22:01:39,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-02-18 22:01:39,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-02-18 22:01:39,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-02-18 22:01:39,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-02-18 22:01:39,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-18 22:01:39,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-18 22:01:39,710 INFO L235 CfgBuilder]: Building ICFG [2023-02-18 22:01:39,713 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-18 22:01:40,038 INFO L276 CfgBuilder]: Performing block encoding [2023-02-18 22:01:40,043 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-18 22:01:40,043 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2023-02-18 22:01:40,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 10:01:40 BoogieIcfgContainer [2023-02-18 22:01:40,045 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-18 22:01:40,046 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-02-18 22:01:40,046 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-02-18 22:01:40,049 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-02-18 22:01:40,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.02 10:01:38" (1/3) ... [2023-02-18 22:01:40,049 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52be449e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 10:01:40, skipping insertion in model container [2023-02-18 22:01:40,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:01:39" (2/3) ... [2023-02-18 22:01:40,050 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52be449e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 10:01:40, skipping insertion in model container [2023-02-18 22:01:40,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 10:01:40" (3/3) ... [2023-02-18 22:01:40,051 INFO L112 eAbstractionObserver]: Analyzing ICFG dll2c_prepend_unequal.i [2023-02-18 22:01:40,063 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-02-18 22:01:40,063 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 64 error locations. [2023-02-18 22:01:40,100 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-02-18 22:01:40,104 INFO L357 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=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1ab649ea, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-02-18 22:01:40,105 INFO L358 AbstractCegarLoop]: Starting to check reachability of 64 error locations. [2023-02-18 22:01:40,109 INFO L276 IsEmpty]: Start isEmpty. Operand has 138 states, 69 states have (on average 2.1159420289855073) internal successors, (146), 133 states have internal predecessors, (146), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-02-18 22:01:40,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-02-18 22:01:40,112 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 22:01:40,113 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2023-02-18 22:01:40,113 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting node_createErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 61 more)] === [2023-02-18 22:01:40,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 22:01:40,116 INFO L85 PathProgramCache]: Analyzing trace with hash 895672562, now seen corresponding path program 1 times [2023-02-18 22:01:40,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 22:01:40,122 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094665718] [2023-02-18 22:01:40,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:40,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 22:01:40,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:40,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 22:01:40,318 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 22:01:40,318 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094665718] [2023-02-18 22:01:40,319 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1094665718] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 22:01:40,319 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 22:01:40,319 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-02-18 22:01:40,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527874773] [2023-02-18 22:01:40,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 22:01:40,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-18 22:01:40,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 22:01:40,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-18 22:01:40,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-18 22:01:40,351 INFO L87 Difference]: Start difference. First operand has 138 states, 69 states have (on average 2.1159420289855073) internal successors, (146), 133 states have internal predecessors, (146), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 22:01:40,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 22:01:40,482 INFO L93 Difference]: Finished difference Result 135 states and 145 transitions. [2023-02-18 22:01:40,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-18 22:01:40,484 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2023-02-18 22:01:40,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 22:01:40,491 INFO L225 Difference]: With dead ends: 135 [2023-02-18 22:01:40,492 INFO L226 Difference]: Without dead ends: 132 [2023-02-18 22:01:40,493 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-18 22:01:40,495 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 10 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 207 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-18 22:01:40,496 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 207 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-18 22:01:40,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2023-02-18 22:01:40,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2023-02-18 22:01:40,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 67 states have (on average 2.014925373134328) internal successors, (135), 127 states have internal predecessors, (135), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-02-18 22:01:40,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 141 transitions. [2023-02-18 22:01:40,542 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 141 transitions. Word has length 6 [2023-02-18 22:01:40,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 22:01:40,542 INFO L495 AbstractCegarLoop]: Abstraction has 132 states and 141 transitions. [2023-02-18 22:01:40,542 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 22:01:40,542 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 141 transitions. [2023-02-18 22:01:40,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-02-18 22:01:40,543 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 22:01:40,543 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2023-02-18 22:01:40,543 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-02-18 22:01:40,543 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting node_createErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 61 more)] === [2023-02-18 22:01:40,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 22:01:40,544 INFO L85 PathProgramCache]: Analyzing trace with hash 895672563, now seen corresponding path program 1 times [2023-02-18 22:01:40,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 22:01:40,544 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800000829] [2023-02-18 22:01:40,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:40,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 22:01:40,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:40,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 22:01:40,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 22:01:40,631 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800000829] [2023-02-18 22:01:40,631 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1800000829] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 22:01:40,631 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 22:01:40,631 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-02-18 22:01:40,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185984910] [2023-02-18 22:01:40,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 22:01:40,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-18 22:01:40,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 22:01:40,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-18 22:01:40,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-18 22:01:40,634 INFO L87 Difference]: Start difference. First operand 132 states and 141 transitions. Second operand has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 22:01:40,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 22:01:40,739 INFO L93 Difference]: Finished difference Result 129 states and 138 transitions. [2023-02-18 22:01:40,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-18 22:01:40,740 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2023-02-18 22:01:40,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 22:01:40,742 INFO L225 Difference]: With dead ends: 129 [2023-02-18 22:01:40,743 INFO L226 Difference]: Without dead ends: 129 [2023-02-18 22:01:40,743 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-18 22:01:40,745 INFO L413 NwaCegarLoop]: 133 mSDtfsCounter, 5 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-18 22:01:40,747 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 209 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-18 22:01:40,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2023-02-18 22:01:40,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2023-02-18 22:01:40,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 67 states have (on average 1.9701492537313432) internal successors, (132), 124 states have internal predecessors, (132), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-02-18 22:01:40,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 138 transitions. [2023-02-18 22:01:40,764 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 138 transitions. Word has length 6 [2023-02-18 22:01:40,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 22:01:40,765 INFO L495 AbstractCegarLoop]: Abstraction has 129 states and 138 transitions. [2023-02-18 22:01:40,766 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-18 22:01:40,766 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 138 transitions. [2023-02-18 22:01:40,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-02-18 22:01:40,767 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 22:01:40,768 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 22:01:40,768 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-02-18 22:01:40,768 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 61 more)] === [2023-02-18 22:01:40,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 22:01:40,769 INFO L85 PathProgramCache]: Analyzing trace with hash -753542016, now seen corresponding path program 1 times [2023-02-18 22:01:40,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 22:01:40,770 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698730200] [2023-02-18 22:01:40,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:40,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 22:01:40,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:40,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-02-18 22:01:40,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:40,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-18 22:01:40,884 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 22:01:40,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698730200] [2023-02-18 22:01:40,885 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698730200] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 22:01:40,885 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 22:01:40,885 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-02-18 22:01:40,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659372938] [2023-02-18 22:01:40,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 22:01:40,886 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-02-18 22:01:40,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 22:01:40,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-02-18 22:01:40,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-02-18 22:01:40,887 INFO L87 Difference]: Start difference. First operand 129 states and 138 transitions. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-02-18 22:01:40,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 22:01:40,976 INFO L93 Difference]: Finished difference Result 140 states and 151 transitions. [2023-02-18 22:01:40,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-02-18 22:01:40,977 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2023-02-18 22:01:40,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 22:01:40,978 INFO L225 Difference]: With dead ends: 140 [2023-02-18 22:01:40,978 INFO L226 Difference]: Without dead ends: 140 [2023-02-18 22:01:40,978 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-02-18 22:01:40,979 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 10 mSDsluCounter, 177 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-18 22:01:40,979 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 313 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-18 22:01:40,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2023-02-18 22:01:40,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 130. [2023-02-18 22:01:40,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 68 states have (on average 1.9558823529411764) internal successors, (133), 125 states have internal predecessors, (133), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-02-18 22:01:40,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 139 transitions. [2023-02-18 22:01:40,986 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 139 transitions. Word has length 14 [2023-02-18 22:01:40,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 22:01:40,986 INFO L495 AbstractCegarLoop]: Abstraction has 130 states and 139 transitions. [2023-02-18 22:01:40,986 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-02-18 22:01:40,987 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 139 transitions. [2023-02-18 22:01:40,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-02-18 22:01:40,987 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 22:01:40,987 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 22:01:40,987 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-02-18 22:01:40,988 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 61 more)] === [2023-02-18 22:01:40,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 22:01:40,988 INFO L85 PathProgramCache]: Analyzing trace with hash 265974304, now seen corresponding path program 1 times [2023-02-18 22:01:40,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 22:01:40,988 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377975320] [2023-02-18 22:01:40,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:40,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 22:01:41,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:41,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-02-18 22:01:41,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:41,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-02-18 22:01:41,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:41,107 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-02-18 22:01:41,108 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 22:01:41,108 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377975320] [2023-02-18 22:01:41,108 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377975320] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 22:01:41,108 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 22:01:41,109 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-02-18 22:01:41,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040035634] [2023-02-18 22:01:41,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 22:01:41,109 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-02-18 22:01:41,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 22:01:41,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-02-18 22:01:41,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-02-18 22:01:41,110 INFO L87 Difference]: Start difference. First operand 130 states and 139 transitions. Second operand has 7 states, 6 states have (on average 3.0) internal successors, (18), 5 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-02-18 22:01:41,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 22:01:41,310 INFO L93 Difference]: Finished difference Result 130 states and 140 transitions. [2023-02-18 22:01:41,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-02-18 22:01:41,310 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 3.0) internal successors, (18), 5 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 24 [2023-02-18 22:01:41,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 22:01:41,312 INFO L225 Difference]: With dead ends: 130 [2023-02-18 22:01:41,312 INFO L226 Difference]: Without dead ends: 130 [2023-02-18 22:01:41,313 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-02-18 22:01:41,313 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 21 mSDsluCounter, 302 mSDsCounter, 0 mSdLazyCounter, 380 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 426 SdHoareTripleChecker+Invalid, 382 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 380 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-02-18 22:01:41,314 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 426 Invalid, 382 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 380 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-02-18 22:01:41,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2023-02-18 22:01:41,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 129. [2023-02-18 22:01:41,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 68 states have (on average 1.9411764705882353) internal successors, (132), 124 states have internal predecessors, (132), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-02-18 22:01:41,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 138 transitions. [2023-02-18 22:01:41,318 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 138 transitions. Word has length 24 [2023-02-18 22:01:41,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 22:01:41,319 INFO L495 AbstractCegarLoop]: Abstraction has 129 states and 138 transitions. [2023-02-18 22:01:41,319 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 3.0) internal successors, (18), 5 states have internal predecessors, (18), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-02-18 22:01:41,319 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 138 transitions. [2023-02-18 22:01:41,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-02-18 22:01:41,320 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 22:01:41,320 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 22:01:41,320 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-02-18 22:01:41,320 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 61 more)] === [2023-02-18 22:01:41,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 22:01:41,321 INFO L85 PathProgramCache]: Analyzing trace with hash 265974305, now seen corresponding path program 1 times [2023-02-18 22:01:41,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 22:01:41,321 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952371929] [2023-02-18 22:01:41,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:41,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 22:01:41,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:41,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-02-18 22:01:41,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:41,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-02-18 22:01:41,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:41,477 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-02-18 22:01:41,478 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 22:01:41,478 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952371929] [2023-02-18 22:01:41,478 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952371929] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 22:01:41,478 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 22:01:41,478 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-02-18 22:01:41,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315327636] [2023-02-18 22:01:41,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 22:01:41,479 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-02-18 22:01:41,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 22:01:41,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-02-18 22:01:41,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-02-18 22:01:41,480 INFO L87 Difference]: Start difference. First operand 129 states and 138 transitions. Second operand has 7 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 5 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-02-18 22:01:41,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 22:01:41,682 INFO L93 Difference]: Finished difference Result 129 states and 139 transitions. [2023-02-18 22:01:41,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-02-18 22:01:41,682 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 5 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 24 [2023-02-18 22:01:41,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 22:01:41,683 INFO L225 Difference]: With dead ends: 129 [2023-02-18 22:01:41,683 INFO L226 Difference]: Without dead ends: 129 [2023-02-18 22:01:41,683 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-02-18 22:01:41,684 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 19 mSDsluCounter, 326 mSDsCounter, 0 mSdLazyCounter, 351 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 450 SdHoareTripleChecker+Invalid, 352 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 351 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-02-18 22:01:41,684 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 450 Invalid, 352 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 351 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-02-18 22:01:41,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2023-02-18 22:01:41,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 128. [2023-02-18 22:01:41,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 68 states have (on average 1.9264705882352942) internal successors, (131), 123 states have internal predecessors, (131), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-02-18 22:01:41,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 137 transitions. [2023-02-18 22:01:41,688 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 137 transitions. Word has length 24 [2023-02-18 22:01:41,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 22:01:41,688 INFO L495 AbstractCegarLoop]: Abstraction has 128 states and 137 transitions. [2023-02-18 22:01:41,688 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 5 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-02-18 22:01:41,688 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 137 transitions. [2023-02-18 22:01:41,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-02-18 22:01:41,693 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 22:01:41,694 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 22:01:41,694 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-02-18 22:01:41,694 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 61 more)] === [2023-02-18 22:01:41,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 22:01:41,695 INFO L85 PathProgramCache]: Analyzing trace with hash -2096731903, now seen corresponding path program 1 times [2023-02-18 22:01:41,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 22:01:41,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24074066] [2023-02-18 22:01:41,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:41,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 22:01:41,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:41,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-02-18 22:01:41,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:41,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-02-18 22:01:41,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:41,919 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-02-18 22:01:41,919 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 22:01:41,919 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24074066] [2023-02-18 22:01:41,919 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [24074066] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 22:01:41,919 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [786277983] [2023-02-18 22:01:41,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:41,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 22:01:41,919 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 22:01:41,935 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-18 22:01:41,943 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-02-18 22:01:42,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:42,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 15 conjunts are in the unsatisfiable core [2023-02-18 22:01:42,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-18 22:01:42,098 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-02-18 22:01:42,134 WARN L859 $PredicateComparison]: unable to prove that (exists ((|node_create_~temp~0#1.base| Int)) (and (exists ((v_ArrVal_352 Int)) (= |c_#valid| (store |c_old(#valid)| |node_create_~temp~0#1.base| v_ArrVal_352))) (= 0 (select |c_old(#valid)| |node_create_~temp~0#1.base|)))) is different from true [2023-02-18 22:01:42,173 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 22:01:42,174 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 39 [2023-02-18 22:01:42,181 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 7 not checked. [2023-02-18 22:01:42,182 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-18 22:01:42,206 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [786277983] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 22:01:42,206 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-02-18 22:01:42,207 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 10 [2023-02-18 22:01:42,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773796055] [2023-02-18 22:01:42,207 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-02-18 22:01:42,207 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-02-18 22:01:42,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 22:01:42,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-02-18 22:01:42,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=87, Unknown=1, NotChecked=18, Total=132 [2023-02-18 22:01:42,208 INFO L87 Difference]: Start difference. First operand 128 states and 137 transitions. Second operand has 11 states, 10 states have (on average 3.2) internal successors, (32), 8 states have internal predecessors, (32), 2 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-02-18 22:01:42,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 22:01:42,480 INFO L93 Difference]: Finished difference Result 153 states and 165 transitions. [2023-02-18 22:01:42,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-02-18 22:01:42,482 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 3.2) internal successors, (32), 8 states have internal predecessors, (32), 2 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 26 [2023-02-18 22:01:42,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 22:01:42,483 INFO L225 Difference]: With dead ends: 153 [2023-02-18 22:01:42,483 INFO L226 Difference]: Without dead ends: 153 [2023-02-18 22:01:42,483 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 31 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=121, Unknown=1, NotChecked=22, Total=182 [2023-02-18 22:01:42,484 INFO L413 NwaCegarLoop]: 75 mSDtfsCounter, 107 mSDsluCounter, 329 mSDsCounter, 0 mSdLazyCounter, 453 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 404 SdHoareTripleChecker+Invalid, 618 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 453 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 158 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-02-18 22:01:42,484 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 404 Invalid, 618 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 453 Invalid, 0 Unknown, 158 Unchecked, 0.2s Time] [2023-02-18 22:01:42,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2023-02-18 22:01:42,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 133. [2023-02-18 22:01:42,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 72 states have (on average 1.9027777777777777) internal successors, (137), 127 states have internal predecessors, (137), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-02-18 22:01:42,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 145 transitions. [2023-02-18 22:01:42,488 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 145 transitions. Word has length 26 [2023-02-18 22:01:42,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 22:01:42,489 INFO L495 AbstractCegarLoop]: Abstraction has 133 states and 145 transitions. [2023-02-18 22:01:42,489 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 3.2) internal successors, (32), 8 states have internal predecessors, (32), 2 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-02-18 22:01:42,489 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 145 transitions. [2023-02-18 22:01:42,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-02-18 22:01:42,490 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 22:01:42,490 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 22:01:42,510 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-02-18 22:01:42,696 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-02-18 22:01:42,697 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 61 more)] === [2023-02-18 22:01:42,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 22:01:42,704 INFO L85 PathProgramCache]: Analyzing trace with hash -2096731902, now seen corresponding path program 1 times [2023-02-18 22:01:42,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 22:01:42,706 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132681684] [2023-02-18 22:01:42,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:42,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 22:01:42,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:42,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-02-18 22:01:42,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:42,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-02-18 22:01:42,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:43,034 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-02-18 22:01:43,034 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 22:01:43,034 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132681684] [2023-02-18 22:01:43,035 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1132681684] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 22:01:43,035 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [475448658] [2023-02-18 22:01:43,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:43,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 22:01:43,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 22:01:43,037 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-18 22:01:43,058 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-02-18 22:01:43,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:43,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 27 conjunts are in the unsatisfiable core [2023-02-18 22:01:43,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-18 22:01:43,210 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-02-18 22:01:43,214 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-02-18 22:01:43,306 WARN L859 $PredicateComparison]: unable to prove that (exists ((|node_create_~temp~0#1.base| Int)) (and (exists ((v_ArrVal_494 Int)) (= |c_#length| (store |c_old(#length)| |node_create_~temp~0#1.base| v_ArrVal_494))) (= 0 (select |c_old(#valid)| |node_create_~temp~0#1.base|)))) is different from true [2023-02-18 22:01:43,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 22:01:43,341 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2023-02-18 22:01:43,344 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 22:01:43,345 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2023-02-18 22:01:43,360 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 7 not checked. [2023-02-18 22:01:43,360 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-18 22:01:43,426 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [475448658] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 22:01:43,426 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-02-18 22:01:43,426 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 15 [2023-02-18 22:01:43,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258125361] [2023-02-18 22:01:43,426 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-02-18 22:01:43,427 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-02-18 22:01:43,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 22:01:43,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-02-18 22:01:43,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=232, Unknown=1, NotChecked=30, Total=306 [2023-02-18 22:01:43,427 INFO L87 Difference]: Start difference. First operand 133 states and 145 transitions. Second operand has 16 states, 15 states have (on average 2.8) internal successors, (42), 12 states have internal predecessors, (42), 3 states have call successors, (4), 3 states have call predecessors, (4), 4 states have return successors, (4), 4 states have call predecessors, (4), 3 states have call successors, (4) [2023-02-18 22:01:43,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 22:01:43,759 INFO L93 Difference]: Finished difference Result 135 states and 146 transitions. [2023-02-18 22:01:43,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-02-18 22:01:43,771 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 2.8) internal successors, (42), 12 states have internal predecessors, (42), 3 states have call successors, (4), 3 states have call predecessors, (4), 4 states have return successors, (4), 4 states have call predecessors, (4), 3 states have call successors, (4) Word has length 26 [2023-02-18 22:01:43,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 22:01:43,772 INFO L225 Difference]: With dead ends: 135 [2023-02-18 22:01:43,772 INFO L226 Difference]: Without dead ends: 135 [2023-02-18 22:01:43,772 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 23 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=69, Invalid=354, Unknown=1, NotChecked=38, Total=462 [2023-02-18 22:01:43,773 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 10 mSDsluCounter, 484 mSDsCounter, 0 mSdLazyCounter, 615 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 610 SdHoareTripleChecker+Invalid, 761 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 615 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 139 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-02-18 22:01:43,773 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 610 Invalid, 761 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 615 Invalid, 0 Unknown, 139 Unchecked, 0.3s Time] [2023-02-18 22:01:43,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2023-02-18 22:01:43,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 133. [2023-02-18 22:01:43,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 72 states have (on average 1.8888888888888888) internal successors, (136), 127 states have internal predecessors, (136), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-02-18 22:01:43,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 144 transitions. [2023-02-18 22:01:43,776 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 144 transitions. Word has length 26 [2023-02-18 22:01:43,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 22:01:43,776 INFO L495 AbstractCegarLoop]: Abstraction has 133 states and 144 transitions. [2023-02-18 22:01:43,776 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 2.8) internal successors, (42), 12 states have internal predecessors, (42), 3 states have call successors, (4), 3 states have call predecessors, (4), 4 states have return successors, (4), 4 states have call predecessors, (4), 3 states have call successors, (4) [2023-02-18 22:01:43,776 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 144 transitions. [2023-02-18 22:01:43,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-02-18 22:01:43,777 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 22:01:43,777 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 22:01:43,801 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-02-18 22:01:44,002 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-02-18 22:01:44,002 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 61 more)] === [2023-02-18 22:01:44,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 22:01:44,004 INFO L85 PathProgramCache]: Analyzing trace with hash -619542825, now seen corresponding path program 1 times [2023-02-18 22:01:44,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 22:01:44,004 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66960463] [2023-02-18 22:01:44,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:44,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 22:01:44,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:44,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-02-18 22:01:44,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:44,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-02-18 22:01:44,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:44,119 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-02-18 22:01:44,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 22:01:44,121 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66960463] [2023-02-18 22:01:44,121 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [66960463] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 22:01:44,121 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1921976453] [2023-02-18 22:01:44,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:44,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 22:01:44,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 22:01:44,137 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-18 22:01:44,152 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-02-18 22:01:44,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:44,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 9 conjunts are in the unsatisfiable core [2023-02-18 22:01:44,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-18 22:01:44,281 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-02-18 22:01:44,282 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-18 22:01:44,305 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-02-18 22:01:44,306 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1921976453] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-18 22:01:44,306 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-18 22:01:44,306 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 7 [2023-02-18 22:01:44,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499721737] [2023-02-18 22:01:44,307 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-18 22:01:44,308 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-02-18 22:01:44,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 22:01:44,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-02-18 22:01:44,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-02-18 22:01:44,309 INFO L87 Difference]: Start difference. First operand 133 states and 144 transitions. Second operand has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 5 states have internal predecessors, (26), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-02-18 22:01:44,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 22:01:44,432 INFO L93 Difference]: Finished difference Result 134 states and 144 transitions. [2023-02-18 22:01:44,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-02-18 22:01:44,433 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 5 states have internal predecessors, (26), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 28 [2023-02-18 22:01:44,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 22:01:44,435 INFO L225 Difference]: With dead ends: 134 [2023-02-18 22:01:44,435 INFO L226 Difference]: Without dead ends: 134 [2023-02-18 22:01:44,436 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 52 SyntacticMatches, 6 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-02-18 22:01:44,437 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 4 mSDsluCounter, 533 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 660 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-18 22:01:44,437 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 660 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-18 22:01:44,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2023-02-18 22:01:44,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 133. [2023-02-18 22:01:44,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 72 states have (on average 1.875) internal successors, (135), 127 states have internal predecessors, (135), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-02-18 22:01:44,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 143 transitions. [2023-02-18 22:01:44,443 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 143 transitions. Word has length 28 [2023-02-18 22:01:44,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 22:01:44,443 INFO L495 AbstractCegarLoop]: Abstraction has 133 states and 143 transitions. [2023-02-18 22:01:44,443 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 5 states have internal predecessors, (26), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-02-18 22:01:44,443 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 143 transitions. [2023-02-18 22:01:44,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-02-18 22:01:44,445 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 22:01:44,445 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 22:01:44,456 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-02-18 22:01:44,651 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 22:01:44,652 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 61 more)] === [2023-02-18 22:01:44,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 22:01:44,652 INFO L85 PathProgramCache]: Analyzing trace with hash -2030739054, now seen corresponding path program 1 times [2023-02-18 22:01:44,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 22:01:44,653 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472453168] [2023-02-18 22:01:44,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:44,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 22:01:44,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:44,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-02-18 22:01:44,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:44,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-02-18 22:01:44,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:44,715 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-02-18 22:01:44,715 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 22:01:44,715 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472453168] [2023-02-18 22:01:44,716 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1472453168] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 22:01:44,716 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1177281798] [2023-02-18 22:01:44,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:44,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 22:01:44,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 22:01:44,722 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-18 22:01:44,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-02-18 22:01:44,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:44,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 11 conjunts are in the unsatisfiable core [2023-02-18 22:01:44,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-18 22:01:44,840 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-02-18 22:01:44,840 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-18 22:01:44,847 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 22:01:44,847 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 16 [2023-02-18 22:01:44,851 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-02-18 22:01:44,851 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1177281798] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-18 22:01:44,851 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-18 22:01:44,851 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3, 3] total 5 [2023-02-18 22:01:44,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457163039] [2023-02-18 22:01:44,852 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-18 22:01:44,852 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-02-18 22:01:44,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 22:01:44,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-02-18 22:01:44,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-02-18 22:01:44,853 INFO L87 Difference]: Start difference. First operand 133 states and 143 transitions. Second operand has 6 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2023-02-18 22:01:45,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 22:01:45,026 INFO L93 Difference]: Finished difference Result 138 states and 150 transitions. [2023-02-18 22:01:45,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-02-18 22:01:45,026 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) Word has length 29 [2023-02-18 22:01:45,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 22:01:45,027 INFO L225 Difference]: With dead ends: 138 [2023-02-18 22:01:45,027 INFO L226 Difference]: Without dead ends: 138 [2023-02-18 22:01:45,027 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 57 SyntacticMatches, 3 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2023-02-18 22:01:45,028 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 11 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 251 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 429 SdHoareTripleChecker+Invalid, 256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-02-18 22:01:45,028 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 429 Invalid, 256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 251 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-02-18 22:01:45,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2023-02-18 22:01:45,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 136. [2023-02-18 22:01:45,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 75 states have (on average 1.8666666666666667) internal successors, (140), 130 states have internal predecessors, (140), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-02-18 22:01:45,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 148 transitions. [2023-02-18 22:01:45,030 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 148 transitions. Word has length 29 [2023-02-18 22:01:45,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 22:01:45,030 INFO L495 AbstractCegarLoop]: Abstraction has 136 states and 148 transitions. [2023-02-18 22:01:45,030 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2023-02-18 22:01:45,031 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 148 transitions. [2023-02-18 22:01:45,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-02-18 22:01:45,031 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 22:01:45,031 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 22:01:45,046 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-02-18 22:01:45,231 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 22:01:45,231 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 61 more)] === [2023-02-18 22:01:45,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 22:01:45,232 INFO L85 PathProgramCache]: Analyzing trace with hash -2030739053, now seen corresponding path program 1 times [2023-02-18 22:01:45,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 22:01:45,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008371538] [2023-02-18 22:01:45,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:45,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 22:01:45,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:45,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-02-18 22:01:45,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:45,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-02-18 22:01:45,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:45,414 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-02-18 22:01:45,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 22:01:45,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008371538] [2023-02-18 22:01:45,414 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008371538] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 22:01:45,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [233871325] [2023-02-18 22:01:45,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:45,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 22:01:45,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 22:01:45,423 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-18 22:01:45,426 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-02-18 22:01:45,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:45,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 16 conjunts are in the unsatisfiable core [2023-02-18 22:01:45,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-18 22:01:45,563 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-02-18 22:01:45,563 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-18 22:01:45,574 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 22:01:45,574 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 26 [2023-02-18 22:01:45,613 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-02-18 22:01:45,613 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [233871325] provided 0 perfect and 2 imperfect interpolant sequences [2023-02-18 22:01:45,613 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-02-18 22:01:45,613 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 6] total 14 [2023-02-18 22:01:45,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298121212] [2023-02-18 22:01:45,613 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-02-18 22:01:45,614 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-02-18 22:01:45,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 22:01:45,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-02-18 22:01:45,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2023-02-18 22:01:45,615 INFO L87 Difference]: Start difference. First operand 136 states and 148 transitions. Second operand has 15 states, 14 states have (on average 3.4285714285714284) internal successors, (48), 12 states have internal predecessors, (48), 4 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (5), 5 states have call predecessors, (5), 4 states have call successors, (5) [2023-02-18 22:01:45,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 22:01:45,830 INFO L93 Difference]: Finished difference Result 143 states and 156 transitions. [2023-02-18 22:01:45,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-02-18 22:01:45,831 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 3.4285714285714284) internal successors, (48), 12 states have internal predecessors, (48), 4 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (5), 5 states have call predecessors, (5), 4 states have call successors, (5) Word has length 29 [2023-02-18 22:01:45,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 22:01:45,832 INFO L225 Difference]: With dead ends: 143 [2023-02-18 22:01:45,832 INFO L226 Difference]: Without dead ends: 143 [2023-02-18 22:01:45,832 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 49 SyntacticMatches, 4 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=223, Unknown=0, NotChecked=0, Total=272 [2023-02-18 22:01:45,832 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 28 mSDsluCounter, 1039 mSDsCounter, 0 mSdLazyCounter, 357 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 1167 SdHoareTripleChecker+Invalid, 362 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 357 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-02-18 22:01:45,833 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 1167 Invalid, 362 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 357 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-02-18 22:01:45,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2023-02-18 22:01:45,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 136. [2023-02-18 22:01:45,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 75 states have (on average 1.8533333333333333) internal successors, (139), 130 states have internal predecessors, (139), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-02-18 22:01:45,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 147 transitions. [2023-02-18 22:01:45,836 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 147 transitions. Word has length 29 [2023-02-18 22:01:45,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 22:01:45,836 INFO L495 AbstractCegarLoop]: Abstraction has 136 states and 147 transitions. [2023-02-18 22:01:45,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 3.4285714285714284) internal successors, (48), 12 states have internal predecessors, (48), 4 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (5), 5 states have call predecessors, (5), 4 states have call successors, (5) [2023-02-18 22:01:45,837 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 147 transitions. [2023-02-18 22:01:45,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-02-18 22:01:45,837 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 22:01:45,837 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 22:01:45,844 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-02-18 22:01:46,042 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-02-18 22:01:46,042 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 61 more)] === [2023-02-18 22:01:46,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 22:01:46,043 INFO L85 PathProgramCache]: Analyzing trace with hash 1471598771, now seen corresponding path program 1 times [2023-02-18 22:01:46,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 22:01:46,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111750124] [2023-02-18 22:01:46,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:46,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 22:01:46,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:46,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-02-18 22:01:46,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:46,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-02-18 22:01:46,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:46,124 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-02-18 22:01:46,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 22:01:46,124 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111750124] [2023-02-18 22:01:46,124 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [111750124] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 22:01:46,124 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 22:01:46,124 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-02-18 22:01:46,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119594806] [2023-02-18 22:01:46,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 22:01:46,125 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-02-18 22:01:46,125 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 22:01:46,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-02-18 22:01:46,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-02-18 22:01:46,126 INFO L87 Difference]: Start difference. First operand 136 states and 147 transitions. Second operand has 8 states, 7 states have (on average 3.4285714285714284) internal successors, (24), 6 states have internal predecessors, (24), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-02-18 22:01:46,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 22:01:46,330 INFO L93 Difference]: Finished difference Result 136 states and 147 transitions. [2023-02-18 22:01:46,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-02-18 22:01:46,331 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 3.4285714285714284) internal successors, (24), 6 states have internal predecessors, (24), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 30 [2023-02-18 22:01:46,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 22:01:46,331 INFO L225 Difference]: With dead ends: 136 [2023-02-18 22:01:46,332 INFO L226 Difference]: Without dead ends: 136 [2023-02-18 22:01:46,332 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2023-02-18 22:01:46,332 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 24 mSDsluCounter, 353 mSDsCounter, 0 mSdLazyCounter, 448 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 475 SdHoareTripleChecker+Invalid, 451 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 448 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-02-18 22:01:46,333 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 475 Invalid, 451 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 448 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-02-18 22:01:46,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2023-02-18 22:01:46,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 135. [2023-02-18 22:01:46,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 75 states have (on average 1.84) internal successors, (138), 129 states have internal predecessors, (138), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-02-18 22:01:46,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 146 transitions. [2023-02-18 22:01:46,335 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 146 transitions. Word has length 30 [2023-02-18 22:01:46,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 22:01:46,336 INFO L495 AbstractCegarLoop]: Abstraction has 135 states and 146 transitions. [2023-02-18 22:01:46,336 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 3.4285714285714284) internal successors, (24), 6 states have internal predecessors, (24), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-02-18 22:01:46,336 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 146 transitions. [2023-02-18 22:01:46,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-02-18 22:01:46,337 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 22:01:46,337 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 22:01:46,337 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-02-18 22:01:46,337 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 61 more)] === [2023-02-18 22:01:46,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 22:01:46,337 INFO L85 PathProgramCache]: Analyzing trace with hash 1471598772, now seen corresponding path program 1 times [2023-02-18 22:01:46,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 22:01:46,338 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99348309] [2023-02-18 22:01:46,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:46,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 22:01:46,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:46,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-02-18 22:01:46,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:46,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-02-18 22:01:46,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:46,499 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-02-18 22:01:46,500 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 22:01:46,500 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99348309] [2023-02-18 22:01:46,500 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99348309] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 22:01:46,500 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 22:01:46,500 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-02-18 22:01:46,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539221495] [2023-02-18 22:01:46,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 22:01:46,501 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-02-18 22:01:46,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 22:01:46,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-02-18 22:01:46,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-02-18 22:01:46,502 INFO L87 Difference]: Start difference. First operand 135 states and 146 transitions. Second operand has 8 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 6 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-02-18 22:01:46,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 22:01:46,703 INFO L93 Difference]: Finished difference Result 134 states and 145 transitions. [2023-02-18 22:01:46,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-02-18 22:01:46,704 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 6 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 30 [2023-02-18 22:01:46,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 22:01:46,704 INFO L225 Difference]: With dead ends: 134 [2023-02-18 22:01:46,704 INFO L226 Difference]: Without dead ends: 134 [2023-02-18 22:01:46,704 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2023-02-18 22:01:46,705 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 20 mSDsluCounter, 383 mSDsCounter, 0 mSdLazyCounter, 414 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 505 SdHoareTripleChecker+Invalid, 415 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 414 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-02-18 22:01:46,705 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 505 Invalid, 415 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 414 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-02-18 22:01:46,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2023-02-18 22:01:46,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2023-02-18 22:01:46,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 75 states have (on average 1.8266666666666667) internal successors, (137), 128 states have internal predecessors, (137), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-02-18 22:01:46,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 145 transitions. [2023-02-18 22:01:46,707 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 145 transitions. Word has length 30 [2023-02-18 22:01:46,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 22:01:46,707 INFO L495 AbstractCegarLoop]: Abstraction has 134 states and 145 transitions. [2023-02-18 22:01:46,707 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 3.7142857142857144) internal successors, (26), 6 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2023-02-18 22:01:46,707 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 145 transitions. [2023-02-18 22:01:46,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-02-18 22:01:46,708 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 22:01:46,708 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 22:01:46,708 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-02-18 22:01:46,709 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 61 more)] === [2023-02-18 22:01:46,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 22:01:46,709 INFO L85 PathProgramCache]: Analyzing trace with hash 939320083, now seen corresponding path program 1 times [2023-02-18 22:01:46,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 22:01:46,709 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078948739] [2023-02-18 22:01:46,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:46,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 22:01:46,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:46,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-02-18 22:01:46,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:46,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-02-18 22:01:46,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:46,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-02-18 22:01:46,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:46,782 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-02-18 22:01:46,783 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 22:01:46,783 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078948739] [2023-02-18 22:01:46,783 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1078948739] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 22:01:46,783 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1143110318] [2023-02-18 22:01:46,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:46,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 22:01:46,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 22:01:46,784 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-18 22:01:46,795 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-02-18 22:01:46,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:46,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 5 conjunts are in the unsatisfiable core [2023-02-18 22:01:46,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-18 22:01:46,936 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-02-18 22:01:46,936 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-02-18 22:01:46,936 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1143110318] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 22:01:46,937 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-02-18 22:01:46,937 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 6 [2023-02-18 22:01:46,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810527268] [2023-02-18 22:01:46,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 22:01:46,937 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-02-18 22:01:46,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 22:01:46,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-02-18 22:01:46,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-02-18 22:01:46,938 INFO L87 Difference]: Start difference. First operand 134 states and 145 transitions. Second operand has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-02-18 22:01:46,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 22:01:46,947 INFO L93 Difference]: Finished difference Result 122 states and 129 transitions. [2023-02-18 22:01:46,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-02-18 22:01:46,947 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 41 [2023-02-18 22:01:46,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 22:01:46,948 INFO L225 Difference]: With dead ends: 122 [2023-02-18 22:01:46,948 INFO L226 Difference]: Without dead ends: 122 [2023-02-18 22:01:46,948 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 45 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-02-18 22:01:46,949 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 214 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 142 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-18 22:01:46,949 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [215 Valid, 142 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-18 22:01:46,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2023-02-18 22:01:46,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2023-02-18 22:01:46,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 68 states have (on average 1.8088235294117647) internal successors, (123), 117 states have internal predecessors, (123), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-02-18 22:01:46,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 129 transitions. [2023-02-18 22:01:46,951 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 129 transitions. Word has length 41 [2023-02-18 22:01:46,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 22:01:46,952 INFO L495 AbstractCegarLoop]: Abstraction has 122 states and 129 transitions. [2023-02-18 22:01:46,952 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-02-18 22:01:46,952 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 129 transitions. [2023-02-18 22:01:46,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-02-18 22:01:46,952 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 22:01:46,952 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 22:01:46,960 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-02-18 22:01:47,157 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 22:01:47,158 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 61 more)] === [2023-02-18 22:01:47,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 22:01:47,159 INFO L85 PathProgramCache]: Analyzing trace with hash -566913869, now seen corresponding path program 1 times [2023-02-18 22:01:47,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 22:01:47,159 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089672261] [2023-02-18 22:01:47,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:47,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 22:01:47,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:47,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-02-18 22:01:47,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:47,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-02-18 22:01:47,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:47,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-02-18 22:01:47,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:47,479 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-02-18 22:01:47,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 22:01:47,479 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089672261] [2023-02-18 22:01:47,479 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2089672261] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 22:01:47,479 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1462889099] [2023-02-18 22:01:47,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:47,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 22:01:47,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 22:01:47,481 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-18 22:01:47,493 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-02-18 22:01:47,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:47,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 33 conjunts are in the unsatisfiable core [2023-02-18 22:01:47,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-18 22:01:47,657 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-02-18 22:01:47,662 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-02-18 22:01:47,669 WARN L859 $PredicateComparison]: unable to prove that (and (exists ((v_ArrVal_1583 Int)) (= |c_#valid| (store |c_old(#valid)| |c_node_create_~temp~0#1.base| v_ArrVal_1583))) (< |c_node_create_~temp~0#1.base| |c_#StackHeapBarrier|)) is different from true [2023-02-18 22:01:47,672 WARN L859 $PredicateComparison]: unable to prove that (and (< |c_node_create_#res#1.base| |c_#StackHeapBarrier|) (exists ((v_ArrVal_1583 Int)) (= |c_#valid| (store |c_old(#valid)| |c_node_create_#res#1.base| v_ArrVal_1583)))) is different from true [2023-02-18 22:01:47,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 22:01:47,677 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2023-02-18 22:01:47,693 WARN L859 $PredicateComparison]: unable to prove that (exists ((|node_create_~temp~0#1.base| Int)) (= |c_#valid| (store |c_old(#valid)| |node_create_~temp~0#1.base| 1))) is different from true [2023-02-18 22:01:47,698 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 22:01:47,698 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 28 [2023-02-18 22:01:47,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 22:01:47,771 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 22:01:47,771 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 50 [2023-02-18 22:01:47,807 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 14 not checked. [2023-02-18 22:01:47,808 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-18 22:01:47,871 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1462889099] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 22:01:47,871 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-02-18 22:01:47,871 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10] total 17 [2023-02-18 22:01:47,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058289069] [2023-02-18 22:01:47,871 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-02-18 22:01:47,871 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-02-18 22:01:47,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 22:01:47,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-02-18 22:01:47,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=249, Unknown=3, NotChecked=102, Total=420 [2023-02-18 22:01:47,872 INFO L87 Difference]: Start difference. First operand 122 states and 129 transitions. Second operand has 18 states, 17 states have (on average 3.411764705882353) internal successors, (58), 15 states have internal predecessors, (58), 4 states have call successors, (6), 2 states have call predecessors, (6), 4 states have return successors, (6), 6 states have call predecessors, (6), 4 states have call successors, (6) [2023-02-18 22:01:48,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 22:01:48,222 INFO L93 Difference]: Finished difference Result 132 states and 140 transitions. [2023-02-18 22:01:48,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-02-18 22:01:48,223 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 3.411764705882353) internal successors, (58), 15 states have internal predecessors, (58), 4 states have call successors, (6), 2 states have call predecessors, (6), 4 states have return successors, (6), 6 states have call predecessors, (6), 4 states have call successors, (6) Word has length 43 [2023-02-18 22:01:48,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 22:01:48,223 INFO L225 Difference]: With dead ends: 132 [2023-02-18 22:01:48,223 INFO L226 Difference]: Without dead ends: 132 [2023-02-18 22:01:48,224 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 53 SyntacticMatches, 7 SemanticMatches, 25 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=116, Invalid=445, Unknown=3, NotChecked=138, Total=702 [2023-02-18 22:01:48,224 INFO L413 NwaCegarLoop]: 55 mSDtfsCounter, 469 mSDsluCounter, 285 mSDsCounter, 0 mSdLazyCounter, 484 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 469 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 902 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 406 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-02-18 22:01:48,224 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [469 Valid, 340 Invalid, 902 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 484 Invalid, 0 Unknown, 406 Unchecked, 0.3s Time] [2023-02-18 22:01:48,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2023-02-18 22:01:48,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 114. [2023-02-18 22:01:48,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 68 states have (on average 1.6911764705882353) internal successors, (115), 109 states have internal predecessors, (115), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-02-18 22:01:48,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 121 transitions. [2023-02-18 22:01:48,226 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 121 transitions. Word has length 43 [2023-02-18 22:01:48,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 22:01:48,227 INFO L495 AbstractCegarLoop]: Abstraction has 114 states and 121 transitions. [2023-02-18 22:01:48,227 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 3.411764705882353) internal successors, (58), 15 states have internal predecessors, (58), 4 states have call successors, (6), 2 states have call predecessors, (6), 4 states have return successors, (6), 6 states have call predecessors, (6), 4 states have call successors, (6) [2023-02-18 22:01:48,227 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 121 transitions. [2023-02-18 22:01:48,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-02-18 22:01:48,227 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 22:01:48,227 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 22:01:48,242 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-02-18 22:01:48,433 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 22:01:48,434 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 61 more)] === [2023-02-18 22:01:48,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 22:01:48,434 INFO L85 PathProgramCache]: Analyzing trace with hash -566913868, now seen corresponding path program 1 times [2023-02-18 22:01:48,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 22:01:48,434 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622748824] [2023-02-18 22:01:48,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:48,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 22:01:48,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:48,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-02-18 22:01:48,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:48,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-02-18 22:01:48,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:48,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-02-18 22:01:48,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:48,889 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-02-18 22:01:48,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 22:01:48,890 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622748824] [2023-02-18 22:01:48,890 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1622748824] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 22:01:48,890 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1976329844] [2023-02-18 22:01:48,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:48,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 22:01:48,891 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 22:01:48,905 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-18 22:01:48,906 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-02-18 22:01:49,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:49,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 26 conjunts are in the unsatisfiable core [2023-02-18 22:01:49,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-18 22:01:49,087 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-02-18 22:01:49,097 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-18 22:01:49,105 WARN L859 $PredicateComparison]: unable to prove that (exists ((|node_create_~temp~0#1.base| Int)) (and (exists ((v_ArrVal_1821 Int)) (= |c_#length| (store |c_old(#length)| |node_create_~temp~0#1.base| v_ArrVal_1821))) (< |node_create_~temp~0#1.base| |c_#StackHeapBarrier|))) is different from true [2023-02-18 22:01:49,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 22:01:49,115 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2023-02-18 22:01:49,118 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-18 22:01:49,121 WARN L859 $PredicateComparison]: unable to prove that (exists ((|node_create_~temp~0#1.base| Int)) (and (exists ((v_ArrVal_1822 Int)) (= |c_#length| (store |c_old(#length)| |node_create_~temp~0#1.base| v_ArrVal_1822))) (< |node_create_~temp~0#1.base| |c_#StackHeapBarrier|))) is different from true [2023-02-18 22:01:49,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 22:01:49,130 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2023-02-18 22:01:49,144 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-18 22:01:49,147 WARN L859 $PredicateComparison]: unable to prove that (exists ((|node_create_~temp~0#1.base| Int)) (and (exists ((v_ArrVal_1823 Int)) (= |c_#length| (store |c_old(#length)| |node_create_~temp~0#1.base| v_ArrVal_1823))) (< |node_create_~temp~0#1.base| |c_#StackHeapBarrier|))) is different from true [2023-02-18 22:01:49,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 22:01:49,159 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2023-02-18 22:01:49,170 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 21 not checked. [2023-02-18 22:01:49,170 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-18 22:01:49,218 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1976329844] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 22:01:49,218 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-02-18 22:01:49,218 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8] total 19 [2023-02-18 22:01:49,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917523746] [2023-02-18 22:01:49,219 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-02-18 22:01:49,220 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2023-02-18 22:01:49,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 22:01:49,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2023-02-18 22:01:49,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=287, Unknown=3, NotChecked=108, Total=462 [2023-02-18 22:01:49,221 INFO L87 Difference]: Start difference. First operand 114 states and 121 transitions. Second operand has 20 states, 17 states have (on average 4.294117647058823) internal successors, (73), 18 states have internal predecessors, (73), 4 states have call successors, (6), 2 states have call predecessors, (6), 6 states have return successors, (6), 5 states have call predecessors, (6), 4 states have call successors, (6) [2023-02-18 22:01:49,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 22:01:49,537 INFO L93 Difference]: Finished difference Result 124 states and 132 transitions. [2023-02-18 22:01:49,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-02-18 22:01:49,537 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 17 states have (on average 4.294117647058823) internal successors, (73), 18 states have internal predecessors, (73), 4 states have call successors, (6), 2 states have call predecessors, (6), 6 states have return successors, (6), 5 states have call predecessors, (6), 4 states have call successors, (6) Word has length 43 [2023-02-18 22:01:49,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 22:01:49,538 INFO L225 Difference]: With dead ends: 124 [2023-02-18 22:01:49,538 INFO L226 Difference]: Without dead ends: 124 [2023-02-18 22:01:49,538 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=110, Invalid=451, Unknown=3, NotChecked=138, Total=702 [2023-02-18 22:01:49,539 INFO L413 NwaCegarLoop]: 43 mSDtfsCounter, 533 mSDsluCounter, 140 mSDsCounter, 0 mSdLazyCounter, 369 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 533 SdHoareTripleChecker+Valid, 183 SdHoareTripleChecker+Invalid, 757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 369 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 375 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-02-18 22:01:49,539 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [533 Valid, 183 Invalid, 757 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 369 Invalid, 0 Unknown, 375 Unchecked, 0.3s Time] [2023-02-18 22:01:49,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2023-02-18 22:01:49,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 106. [2023-02-18 22:01:49,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 68 states have (on average 1.5735294117647058) internal successors, (107), 101 states have internal predecessors, (107), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-02-18 22:01:49,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 113 transitions. [2023-02-18 22:01:49,541 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 113 transitions. Word has length 43 [2023-02-18 22:01:49,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 22:01:49,542 INFO L495 AbstractCegarLoop]: Abstraction has 106 states and 113 transitions. [2023-02-18 22:01:49,542 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 17 states have (on average 4.294117647058823) internal successors, (73), 18 states have internal predecessors, (73), 4 states have call successors, (6), 2 states have call predecessors, (6), 6 states have return successors, (6), 5 states have call predecessors, (6), 4 states have call successors, (6) [2023-02-18 22:01:49,542 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 113 transitions. [2023-02-18 22:01:49,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-02-18 22:01:49,542 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 22:01:49,542 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 22:01:49,552 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-02-18 22:01:49,750 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-02-18 22:01:49,750 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr12REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 61 more)] === [2023-02-18 22:01:49,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 22:01:49,750 INFO L85 PathProgramCache]: Analyzing trace with hash -1119645598, now seen corresponding path program 1 times [2023-02-18 22:01:49,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 22:01:49,751 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372178686] [2023-02-18 22:01:49,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:49,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 22:01:49,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:49,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-02-18 22:01:49,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:49,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-02-18 22:01:49,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:49,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-02-18 22:01:49,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:49,856 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-02-18 22:01:49,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 22:01:49,856 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372178686] [2023-02-18 22:01:49,856 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [372178686] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 22:01:49,856 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 22:01:49,856 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-02-18 22:01:49,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491957057] [2023-02-18 22:01:49,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 22:01:49,856 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-02-18 22:01:49,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 22:01:49,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-02-18 22:01:49,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-02-18 22:01:49,857 INFO L87 Difference]: Start difference. First operand 106 states and 113 transitions. Second operand has 7 states, 6 states have (on average 5.166666666666667) internal successors, (31), 5 states have internal predecessors, (31), 1 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-02-18 22:01:50,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 22:01:50,004 INFO L93 Difference]: Finished difference Result 120 states and 128 transitions. [2023-02-18 22:01:50,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-02-18 22:01:50,005 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 5.166666666666667) internal successors, (31), 5 states have internal predecessors, (31), 1 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 46 [2023-02-18 22:01:50,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 22:01:50,005 INFO L225 Difference]: With dead ends: 120 [2023-02-18 22:01:50,005 INFO L226 Difference]: Without dead ends: 120 [2023-02-18 22:01:50,006 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-02-18 22:01:50,006 INFO L413 NwaCegarLoop]: 63 mSDtfsCounter, 77 mSDsluCounter, 219 mSDsCounter, 0 mSdLazyCounter, 297 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 282 SdHoareTripleChecker+Invalid, 301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 297 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-18 22:01:50,006 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 282 Invalid, 301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 297 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-18 22:01:50,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2023-02-18 22:01:50,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 102. [2023-02-18 22:01:50,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 68 states have (on average 1.5147058823529411) internal successors, (103), 97 states have internal predecessors, (103), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-02-18 22:01:50,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 109 transitions. [2023-02-18 22:01:50,008 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 109 transitions. Word has length 46 [2023-02-18 22:01:50,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 22:01:50,008 INFO L495 AbstractCegarLoop]: Abstraction has 102 states and 109 transitions. [2023-02-18 22:01:50,008 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 5.166666666666667) internal successors, (31), 5 states have internal predecessors, (31), 1 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-02-18 22:01:50,008 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 109 transitions. [2023-02-18 22:01:50,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-02-18 22:01:50,009 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 22:01:50,009 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 22:01:50,009 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-02-18 22:01:50,009 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr13REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 61 more)] === [2023-02-18 22:01:50,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 22:01:50,009 INFO L85 PathProgramCache]: Analyzing trace with hash -1119645597, now seen corresponding path program 1 times [2023-02-18 22:01:50,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 22:01:50,010 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707111312] [2023-02-18 22:01:50,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:50,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 22:01:50,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:50,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-02-18 22:01:50,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:50,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-02-18 22:01:50,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:50,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-02-18 22:01:50,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:50,180 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-02-18 22:01:50,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 22:01:50,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707111312] [2023-02-18 22:01:50,181 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [707111312] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 22:01:50,181 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 22:01:50,181 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-02-18 22:01:50,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840455622] [2023-02-18 22:01:50,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 22:01:50,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-02-18 22:01:50,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 22:01:50,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-02-18 22:01:50,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-02-18 22:01:50,182 INFO L87 Difference]: Start difference. First operand 102 states and 109 transitions. Second operand has 7 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 1 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-02-18 22:01:50,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 22:01:50,272 INFO L93 Difference]: Finished difference Result 98 states and 105 transitions. [2023-02-18 22:01:50,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-02-18 22:01:50,273 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 1 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) Word has length 46 [2023-02-18 22:01:50,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 22:01:50,273 INFO L225 Difference]: With dead ends: 98 [2023-02-18 22:01:50,273 INFO L226 Difference]: Without dead ends: 98 [2023-02-18 22:01:50,274 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-02-18 22:01:50,274 INFO L413 NwaCegarLoop]: 68 mSDtfsCounter, 76 mSDsluCounter, 225 mSDsCounter, 0 mSdLazyCounter, 246 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 246 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-18 22:01:50,274 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 293 Invalid, 249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 246 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-18 22:01:50,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2023-02-18 22:01:50,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2023-02-18 22:01:50,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 68 states have (on average 1.4558823529411764) internal successors, (99), 93 states have internal predecessors, (99), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-02-18 22:01:50,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 105 transitions. [2023-02-18 22:01:50,276 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 105 transitions. Word has length 46 [2023-02-18 22:01:50,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 22:01:50,276 INFO L495 AbstractCegarLoop]: Abstraction has 98 states and 105 transitions. [2023-02-18 22:01:50,276 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 1 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 1 states have call successors, (3) [2023-02-18 22:01:50,276 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 105 transitions. [2023-02-18 22:01:50,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-02-18 22:01:50,277 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 22:01:50,277 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 22:01:50,277 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-02-18 22:01:50,277 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr18REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 61 more)] === [2023-02-18 22:01:50,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 22:01:50,277 INFO L85 PathProgramCache]: Analyzing trace with hash -1119634675, now seen corresponding path program 1 times [2023-02-18 22:01:50,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 22:01:50,277 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607287981] [2023-02-18 22:01:50,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:50,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 22:01:50,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:50,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-02-18 22:01:50,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:50,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-02-18 22:01:50,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:50,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-02-18 22:01:50,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:50,654 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-02-18 22:01:50,654 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 22:01:50,654 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607287981] [2023-02-18 22:01:50,655 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1607287981] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 22:01:50,655 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1107335119] [2023-02-18 22:01:50,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:50,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 22:01:50,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 22:01:50,669 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-18 22:01:50,712 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-02-18 22:01:50,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:50,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 42 conjunts are in the unsatisfiable core [2023-02-18 22:01:50,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-18 22:01:50,927 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-02-18 22:01:51,007 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 5 [2023-02-18 22:01:51,078 WARN L859 $PredicateComparison]: unable to prove that (exists ((|node_create_~temp~0#1.base| Int)) (and (= |c_#valid| (store |c_old(#valid)| |node_create_~temp~0#1.base| 1)) (< |node_create_~temp~0#1.base| |c_#StackHeapBarrier|) (exists ((v_ArrVal_2367 (Array Int Int))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |node_create_~temp~0#1.base| v_ArrVal_2367))))) is different from true [2023-02-18 22:01:51,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 22:01:51,090 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2023-02-18 22:01:51,101 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 22:01:51,101 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 44 [2023-02-18 22:01:51,151 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 60 [2023-02-18 22:01:51,160 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 3 not checked. [2023-02-18 22:01:51,160 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-18 22:01:51,173 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2373 (Array Int Int)) (|v_node_create_~temp~0#1.base_52| Int)) (or (= (select (store |c_#valid| |v_node_create_~temp~0#1.base_52| 1) (select (select (store |c_#memory_$Pointer$.base| |v_node_create_~temp~0#1.base_52| v_ArrVal_2373) |c_ULTIMATE.start_dll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_dll_circular_prepend_~head#1.offset|)) 1) (not (< |v_node_create_~temp~0#1.base_52| |c_#StackHeapBarrier|)))) is different from false [2023-02-18 22:01:51,174 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1107335119] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 22:01:51,174 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-02-18 22:01:51,174 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 26 [2023-02-18 22:01:51,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402748194] [2023-02-18 22:01:51,174 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-02-18 22:01:51,175 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2023-02-18 22:01:51,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 22:01:51,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2023-02-18 22:01:51,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=573, Unknown=3, NotChecked=98, Total=756 [2023-02-18 22:01:51,176 INFO L87 Difference]: Start difference. First operand 98 states and 105 transitions. Second operand has 27 states, 24 states have (on average 2.75) internal successors, (66), 23 states have internal predecessors, (66), 4 states have call successors, (6), 3 states have call predecessors, (6), 4 states have return successors, (6), 6 states have call predecessors, (6), 4 states have call successors, (6) [2023-02-18 22:01:51,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 22:01:51,796 INFO L93 Difference]: Finished difference Result 115 states and 123 transitions. [2023-02-18 22:01:51,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-02-18 22:01:51,796 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 24 states have (on average 2.75) internal successors, (66), 23 states have internal predecessors, (66), 4 states have call successors, (6), 3 states have call predecessors, (6), 4 states have return successors, (6), 6 states have call predecessors, (6), 4 states have call successors, (6) Word has length 46 [2023-02-18 22:01:51,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 22:01:51,797 INFO L225 Difference]: With dead ends: 115 [2023-02-18 22:01:51,797 INFO L226 Difference]: Without dead ends: 115 [2023-02-18 22:01:51,798 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 43 SyntacticMatches, 4 SemanticMatches, 34 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 263 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=173, Invalid=952, Unknown=5, NotChecked=130, Total=1260 [2023-02-18 22:01:51,798 INFO L413 NwaCegarLoop]: 48 mSDtfsCounter, 370 mSDsluCounter, 432 mSDsCounter, 0 mSdLazyCounter, 709 mSolverCounterSat, 6 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 370 SdHoareTripleChecker+Valid, 480 SdHoareTripleChecker+Invalid, 838 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 709 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 120 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-02-18 22:01:51,798 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [370 Valid, 480 Invalid, 838 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 709 Invalid, 3 Unknown, 120 Unchecked, 0.5s Time] [2023-02-18 22:01:51,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2023-02-18 22:01:51,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 97. [2023-02-18 22:01:51,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 68 states have (on average 1.4411764705882353) internal successors, (98), 92 states have internal predecessors, (98), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-02-18 22:01:51,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 104 transitions. [2023-02-18 22:01:51,801 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 104 transitions. Word has length 46 [2023-02-18 22:01:51,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 22:01:51,801 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 104 transitions. [2023-02-18 22:01:51,801 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 24 states have (on average 2.75) internal successors, (66), 23 states have internal predecessors, (66), 4 states have call successors, (6), 3 states have call predecessors, (6), 4 states have return successors, (6), 6 states have call predecessors, (6), 4 states have call successors, (6) [2023-02-18 22:01:51,801 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 104 transitions. [2023-02-18 22:01:51,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-02-18 22:01:51,801 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 22:01:51,801 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 22:01:51,812 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-02-18 22:01:52,009 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-02-18 22:01:52,009 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr19REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 61 more)] === [2023-02-18 22:01:52,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 22:01:52,009 INFO L85 PathProgramCache]: Analyzing trace with hash -1119634674, now seen corresponding path program 1 times [2023-02-18 22:01:52,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 22:01:52,009 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009111034] [2023-02-18 22:01:52,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:52,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 22:01:52,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:52,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-02-18 22:01:52,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:52,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-02-18 22:01:52,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:52,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-02-18 22:01:52,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:52,575 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-02-18 22:01:52,575 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 22:01:52,575 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009111034] [2023-02-18 22:01:52,575 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1009111034] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 22:01:52,575 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [741775768] [2023-02-18 22:01:52,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:52,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 22:01:52,576 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 22:01:52,577 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-18 22:01:52,579 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-02-18 22:01:52,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:52,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 70 conjunts are in the unsatisfiable core [2023-02-18 22:01:52,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-18 22:01:52,763 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-02-18 22:01:52,765 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-02-18 22:01:52,903 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2023-02-18 22:01:52,905 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2023-02-18 22:01:52,980 WARN L859 $PredicateComparison]: unable to prove that (exists ((v_ArrVal_2614 (Array Int Int)) (|node_create_~temp~0#1.base| Int) (v_ArrVal_2613 (Array Int Int))) (and (= |c_#memory_$Pointer$.offset| (store |c_old(#memory_$Pointer$.offset)| |node_create_~temp~0#1.base| v_ArrVal_2614)) (= (select |c_old(#valid)| |node_create_~temp~0#1.base|) 0) (<= |node_create_~temp~0#1.base| (+ |c_#StackHeapBarrier| (- 1))) (= (store |c_old(#length)| |node_create_~temp~0#1.base| (select |c_#length| |node_create_~temp~0#1.base|)) |c_#length|) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |node_create_~temp~0#1.base| v_ArrVal_2613)))) is different from true [2023-02-18 22:01:53,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 22:01:53,005 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2023-02-18 22:01:53,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 22:01:53,009 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 25 [2023-02-18 22:01:53,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 22:01:53,013 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-02-18 22:01:53,031 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 22:01:53,031 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 19 [2023-02-18 22:01:53,052 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-02-18 22:01:53,053 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-02-18 22:01:53,059 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 3 not checked. [2023-02-18 22:01:53,059 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-18 22:01:53,153 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [741775768] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 22:01:53,153 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-02-18 22:01:53,154 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15] total 27 [2023-02-18 22:01:53,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143316125] [2023-02-18 22:01:53,154 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-02-18 22:01:53,154 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2023-02-18 22:01:53,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 22:01:53,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2023-02-18 22:01:53,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=776, Unknown=1, NotChecked=56, Total=930 [2023-02-18 22:01:53,155 INFO L87 Difference]: Start difference. First operand 97 states and 104 transitions. Second operand has 28 states, 25 states have (on average 2.76) internal successors, (69), 24 states have internal predecessors, (69), 4 states have call successors, (6), 3 states have call predecessors, (6), 5 states have return successors, (6), 6 states have call predecessors, (6), 4 states have call successors, (6) [2023-02-18 22:01:53,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 22:01:53,779 INFO L93 Difference]: Finished difference Result 96 states and 103 transitions. [2023-02-18 22:01:53,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-02-18 22:01:53,780 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 25 states have (on average 2.76) internal successors, (69), 24 states have internal predecessors, (69), 4 states have call successors, (6), 3 states have call predecessors, (6), 5 states have return successors, (6), 6 states have call predecessors, (6), 4 states have call successors, (6) Word has length 46 [2023-02-18 22:01:53,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 22:01:53,780 INFO L225 Difference]: With dead ends: 96 [2023-02-18 22:01:53,780 INFO L226 Difference]: Without dead ends: 96 [2023-02-18 22:01:53,781 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 38 SyntacticMatches, 6 SemanticMatches, 37 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 387 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=178, Invalid=1231, Unknown=1, NotChecked=72, Total=1482 [2023-02-18 22:01:53,781 INFO L413 NwaCegarLoop]: 72 mSDtfsCounter, 184 mSDsluCounter, 540 mSDsCounter, 0 mSdLazyCounter, 886 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 184 SdHoareTripleChecker+Valid, 612 SdHoareTripleChecker+Invalid, 989 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 886 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 100 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-02-18 22:01:53,781 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [184 Valid, 612 Invalid, 989 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 886 Invalid, 0 Unknown, 100 Unchecked, 0.5s Time] [2023-02-18 22:01:53,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2023-02-18 22:01:53,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2023-02-18 22:01:53,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 68 states have (on average 1.4264705882352942) internal successors, (97), 91 states have internal predecessors, (97), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-02-18 22:01:53,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 103 transitions. [2023-02-18 22:01:53,783 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 103 transitions. Word has length 46 [2023-02-18 22:01:53,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 22:01:53,783 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 103 transitions. [2023-02-18 22:01:53,783 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 25 states have (on average 2.76) internal successors, (69), 24 states have internal predecessors, (69), 4 states have call successors, (6), 3 states have call predecessors, (6), 5 states have return successors, (6), 6 states have call predecessors, (6), 4 states have call successors, (6) [2023-02-18 22:01:53,784 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 103 transitions. [2023-02-18 22:01:53,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-02-18 22:01:53,784 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 22:01:53,784 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 22:01:53,790 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-02-18 22:01:53,991 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 22:01:53,991 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr34REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 61 more)] === [2023-02-18 22:01:53,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 22:01:53,992 INFO L85 PathProgramCache]: Analyzing trace with hash 1999401721, now seen corresponding path program 1 times [2023-02-18 22:01:53,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 22:01:53,992 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114951221] [2023-02-18 22:01:53,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:53,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 22:01:54,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:54,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-02-18 22:01:54,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:54,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-02-18 22:01:54,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:54,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-02-18 22:01:54,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:54,389 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-02-18 22:01:54,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 22:01:54,389 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114951221] [2023-02-18 22:01:54,389 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [114951221] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 22:01:54,390 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [521289007] [2023-02-18 22:01:54,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:54,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 22:01:54,390 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 22:01:54,405 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-18 22:01:54,429 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-02-18 22:01:54,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:54,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 483 conjuncts, 40 conjunts are in the unsatisfiable core [2023-02-18 22:01:54,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-18 22:01:54,781 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-02-18 22:01:54,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 22:01:54,856 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 23 [2023-02-18 22:01:54,889 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 17 [2023-02-18 22:01:54,907 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-02-18 22:01:54,908 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-18 22:01:54,947 WARN L837 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_dll_circular_prepend_#t~ret9#1.base_17| Int) (v_ArrVal_2903 (Array Int Int))) (let ((.cse0 (* (- 1) (select (select (store |c_#memory_$Pointer$.base| |v_ULTIMATE.start_dll_circular_prepend_#t~ret9#1.base_17| v_ArrVal_2903) |c_ULTIMATE.start_dll_circular_prepend_~head#1.base|) |c_ULTIMATE.start_dll_circular_prepend_~head#1.offset|)))) (or (<= .cse0 (- 1)) (<= 0 (+ .cse0 (- 1))) (not (< |v_ULTIMATE.start_dll_circular_prepend_#t~ret9#1.base_17| |c_#StackHeapBarrier|))))) is different from false [2023-02-18 22:01:54,948 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [521289007] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 22:01:54,948 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-02-18 22:01:54,948 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 17] total 27 [2023-02-18 22:01:54,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061032316] [2023-02-18 22:01:54,948 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-02-18 22:01:54,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2023-02-18 22:01:54,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 22:01:54,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2023-02-18 22:01:54,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=669, Unknown=1, NotChecked=52, Total=812 [2023-02-18 22:01:54,950 INFO L87 Difference]: Start difference. First operand 96 states and 103 transitions. Second operand has 27 states, 25 states have (on average 2.64) internal successors, (66), 22 states have internal predecessors, (66), 4 states have call successors, (6), 3 states have call predecessors, (6), 4 states have return successors, (6), 6 states have call predecessors, (6), 4 states have call successors, (6) [2023-02-18 22:01:55,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 22:01:55,363 INFO L93 Difference]: Finished difference Result 93 states and 99 transitions. [2023-02-18 22:01:55,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-02-18 22:01:55,364 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 25 states have (on average 2.64) internal successors, (66), 22 states have internal predecessors, (66), 4 states have call successors, (6), 3 states have call predecessors, (6), 4 states have return successors, (6), 6 states have call predecessors, (6), 4 states have call successors, (6) Word has length 51 [2023-02-18 22:01:55,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 22:01:55,365 INFO L225 Difference]: With dead ends: 93 [2023-02-18 22:01:55,365 INFO L226 Difference]: Without dead ends: 93 [2023-02-18 22:01:55,365 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 47 SyntacticMatches, 8 SemanticMatches, 35 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 330 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=186, Invalid=1077, Unknown=1, NotChecked=68, Total=1332 [2023-02-18 22:01:55,366 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 246 mSDsluCounter, 704 mSDsCounter, 0 mSdLazyCounter, 564 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 771 SdHoareTripleChecker+Invalid, 570 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 564 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-02-18 22:01:55,366 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [246 Valid, 771 Invalid, 570 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 564 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-02-18 22:01:55,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2023-02-18 22:01:55,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2023-02-18 22:01:55,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 65 states have (on average 1.4307692307692308) internal successors, (93), 88 states have internal predecessors, (93), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-02-18 22:01:55,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 99 transitions. [2023-02-18 22:01:55,368 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 99 transitions. Word has length 51 [2023-02-18 22:01:55,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 22:01:55,368 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 99 transitions. [2023-02-18 22:01:55,368 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 25 states have (on average 2.64) internal successors, (66), 22 states have internal predecessors, (66), 4 states have call successors, (6), 3 states have call predecessors, (6), 4 states have return successors, (6), 6 states have call predecessors, (6), 4 states have call successors, (6) [2023-02-18 22:01:55,368 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 99 transitions. [2023-02-18 22:01:55,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-02-18 22:01:55,369 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 22:01:55,369 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 22:01:55,377 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-02-18 22:01:55,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 22:01:55,570 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr26REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 61 more)] === [2023-02-18 22:01:55,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 22:01:55,571 INFO L85 PathProgramCache]: Analyzing trace with hash -1685641326, now seen corresponding path program 1 times [2023-02-18 22:01:55,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 22:01:55,571 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911337541] [2023-02-18 22:01:55,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:55,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 22:01:55,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:55,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-02-18 22:01:55,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:55,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-02-18 22:01:55,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:55,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-02-18 22:01:55,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:55,707 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-02-18 22:01:55,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 22:01:55,708 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911337541] [2023-02-18 22:01:55,708 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911337541] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 22:01:55,708 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 22:01:55,708 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-02-18 22:01:55,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15349041] [2023-02-18 22:01:55,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 22:01:55,709 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-02-18 22:01:55,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 22:01:55,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-02-18 22:01:55,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-02-18 22:01:55,710 INFO L87 Difference]: Start difference. First operand 93 states and 99 transitions. Second operand has 7 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-02-18 22:01:55,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 22:01:55,829 INFO L93 Difference]: Finished difference Result 110 states and 117 transitions. [2023-02-18 22:01:55,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-02-18 22:01:55,830 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 52 [2023-02-18 22:01:55,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 22:01:55,830 INFO L225 Difference]: With dead ends: 110 [2023-02-18 22:01:55,831 INFO L226 Difference]: Without dead ends: 110 [2023-02-18 22:01:55,831 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2023-02-18 22:01:55,831 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 60 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 229 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 305 SdHoareTripleChecker+Invalid, 229 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-18 22:01:55,831 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 305 Invalid, 229 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 229 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-18 22:01:55,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2023-02-18 22:01:55,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 92. [2023-02-18 22:01:55,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 65 states have (on average 1.4153846153846155) internal successors, (92), 87 states have internal predecessors, (92), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-02-18 22:01:55,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 98 transitions. [2023-02-18 22:01:55,834 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 98 transitions. Word has length 52 [2023-02-18 22:01:55,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 22:01:55,834 INFO L495 AbstractCegarLoop]: Abstraction has 92 states and 98 transitions. [2023-02-18 22:01:55,834 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-02-18 22:01:55,834 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 98 transitions. [2023-02-18 22:01:55,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-02-18 22:01:55,834 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 22:01:55,835 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 22:01:55,835 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-02-18 22:01:55,835 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr27REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 61 more)] === [2023-02-18 22:01:55,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 22:01:55,835 INFO L85 PathProgramCache]: Analyzing trace with hash -1685641325, now seen corresponding path program 1 times [2023-02-18 22:01:55,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 22:01:55,835 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520010724] [2023-02-18 22:01:55,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:55,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 22:01:55,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:55,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-02-18 22:01:55,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:55,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-02-18 22:01:55,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:55,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-02-18 22:01:55,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:55,987 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-02-18 22:01:55,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 22:01:55,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [520010724] [2023-02-18 22:01:55,987 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [520010724] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-18 22:01:55,987 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-18 22:01:55,987 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-02-18 22:01:55,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775464194] [2023-02-18 22:01:55,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-18 22:01:55,988 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-02-18 22:01:55,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 22:01:55,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-02-18 22:01:55,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-02-18 22:01:55,988 INFO L87 Difference]: Start difference. First operand 92 states and 98 transitions. Second operand has 7 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-02-18 22:01:56,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 22:01:56,137 INFO L93 Difference]: Finished difference Result 91 states and 97 transitions. [2023-02-18 22:01:56,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-02-18 22:01:56,139 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 52 [2023-02-18 22:01:56,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 22:01:56,140 INFO L225 Difference]: With dead ends: 91 [2023-02-18 22:01:56,140 INFO L226 Difference]: Without dead ends: 91 [2023-02-18 22:01:56,140 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2023-02-18 22:01:56,140 INFO L413 NwaCegarLoop]: 72 mSDtfsCounter, 63 mSDsluCounter, 243 mSDsCounter, 0 mSdLazyCounter, 194 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-18 22:01:56,140 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 315 Invalid, 194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 194 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-18 22:01:56,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-02-18 22:01:56,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2023-02-18 22:01:56,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 65 states have (on average 1.4) internal successors, (91), 86 states have internal predecessors, (91), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-02-18 22:01:56,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 97 transitions. [2023-02-18 22:01:56,142 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 97 transitions. Word has length 52 [2023-02-18 22:01:56,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 22:01:56,142 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 97 transitions. [2023-02-18 22:01:56,142 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-02-18 22:01:56,143 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 97 transitions. [2023-02-18 22:01:56,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-02-18 22:01:56,143 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 22:01:56,143 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 22:01:56,143 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-02-18 22:01:56,143 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr28REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 61 more)] === [2023-02-18 22:01:56,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 22:01:56,143 INFO L85 PathProgramCache]: Analyzing trace with hash -715273504, now seen corresponding path program 1 times [2023-02-18 22:01:56,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 22:01:56,143 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077207384] [2023-02-18 22:01:56,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:56,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 22:01:56,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:56,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-02-18 22:01:56,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:56,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-02-18 22:01:56,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:56,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-02-18 22:01:56,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:57,144 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-02-18 22:01:57,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 22:01:57,144 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1077207384] [2023-02-18 22:01:57,144 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1077207384] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 22:01:57,144 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [41035861] [2023-02-18 22:01:57,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:01:57,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 22:01:57,144 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 22:01:57,157 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-18 22:01:57,162 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-02-18 22:01:57,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:01:57,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 89 conjunts are in the unsatisfiable core [2023-02-18 22:01:57,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-18 22:01:57,430 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-02-18 22:01:57,548 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-02-18 22:01:57,651 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 22:01:57,652 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 32 [2023-02-18 22:01:57,658 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2023-02-18 22:01:57,663 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 22:01:57,664 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2023-02-18 22:01:57,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 22:01:57,838 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 22:01:57,838 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 37 treesize of output 60 [2023-02-18 22:01:57,844 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 22:01:57,844 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 36 treesize of output 148 [2023-02-18 22:01:57,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 22:01:57,848 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 61 [2023-02-18 22:01:57,852 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:01:58,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 22:01:58,018 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 22:01:58,019 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 283 treesize of output 255 [2023-02-18 22:01:58,026 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:01:58,030 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:01:58,037 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:01:58,038 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:01:58,041 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:01:58,044 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:01:58,048 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-18 22:01:58,049 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 29 [2023-02-18 22:01:58,053 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:01:58,056 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-18 22:01:58,057 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 29 [2023-02-18 22:01:58,061 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-18 22:01:58,062 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 29 [2023-02-18 22:01:58,066 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:01:58,070 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-18 22:01:58,070 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 29 [2023-02-18 22:01:58,073 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 22:01:58,074 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 1052 treesize of output 544 [2023-02-18 22:01:59,323 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2262 treesize of output 2242 [2023-02-18 22:02:00,865 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-02-18 22:02:00,866 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-18 22:02:01,193 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [41035861] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 22:02:01,193 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-02-18 22:02:01,194 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 22] total 39 [2023-02-18 22:02:01,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174310410] [2023-02-18 22:02:01,194 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-02-18 22:02:01,195 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2023-02-18 22:02:01,195 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-18 22:02:01,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2023-02-18 22:02:01,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=1919, Unknown=0, NotChecked=0, Total=2070 [2023-02-18 22:02:01,197 INFO L87 Difference]: Start difference. First operand 91 states and 97 transitions. Second operand has 40 states, 37 states have (on average 2.189189189189189) internal successors, (81), 35 states have internal predecessors, (81), 5 states have call successors, (6), 3 states have call predecessors, (6), 5 states have return successors, (6), 6 states have call predecessors, (6), 5 states have call successors, (6) [2023-02-18 22:02:03,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-18 22:02:03,582 INFO L93 Difference]: Finished difference Result 108 states and 115 transitions. [2023-02-18 22:02:03,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-02-18 22:02:03,582 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 37 states have (on average 2.189189189189189) internal successors, (81), 35 states have internal predecessors, (81), 5 states have call successors, (6), 3 states have call predecessors, (6), 5 states have return successors, (6), 6 states have call predecessors, (6), 5 states have call successors, (6) Word has length 53 [2023-02-18 22:02:03,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-18 22:02:03,583 INFO L225 Difference]: With dead ends: 108 [2023-02-18 22:02:03,583 INFO L226 Difference]: Without dead ends: 108 [2023-02-18 22:02:03,583 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 40 SyntacticMatches, 8 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1038 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=440, Invalid=3592, Unknown=0, NotChecked=0, Total=4032 [2023-02-18 22:02:03,584 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 531 mSDsluCounter, 751 mSDsCounter, 0 mSdLazyCounter, 1234 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 531 SdHoareTripleChecker+Valid, 793 SdHoareTripleChecker+Invalid, 1258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 1234 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-02-18 22:02:03,584 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [531 Valid, 793 Invalid, 1258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 1234 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-02-18 22:02:03,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2023-02-18 22:02:03,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 90. [2023-02-18 22:02:03,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 65 states have (on average 1.3846153846153846) internal successors, (90), 85 states have internal predecessors, (90), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-02-18 22:02:03,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 96 transitions. [2023-02-18 22:02:03,586 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 96 transitions. Word has length 53 [2023-02-18 22:02:03,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-18 22:02:03,592 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 96 transitions. [2023-02-18 22:02:03,592 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 37 states have (on average 2.189189189189189) internal successors, (81), 35 states have internal predecessors, (81), 5 states have call successors, (6), 3 states have call predecessors, (6), 5 states have return successors, (6), 6 states have call predecessors, (6), 5 states have call successors, (6) [2023-02-18 22:02:03,593 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 96 transitions. [2023-02-18 22:02:03,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-02-18 22:02:03,595 INFO L187 NwaCegarLoop]: Found error trace [2023-02-18 22:02:03,595 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-18 22:02:03,601 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2023-02-18 22:02:03,801 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2023-02-18 22:02:03,801 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr29REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 61 more)] === [2023-02-18 22:02:03,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-18 22:02:03,802 INFO L85 PathProgramCache]: Analyzing trace with hash -715273503, now seen corresponding path program 1 times [2023-02-18 22:02:03,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-18 22:02:03,802 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579843366] [2023-02-18 22:02:03,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:02:03,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-18 22:02:03,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:02:04,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-02-18 22:02:04,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:02:04,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-02-18 22:02:04,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:02:04,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-02-18 22:02:04,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:02:04,680 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-02-18 22:02:04,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-18 22:02:04,680 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579843366] [2023-02-18 22:02:04,680 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [579843366] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-18 22:02:04,681 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [962264677] [2023-02-18 22:02:04,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-18 22:02:04,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-18 22:02:04,681 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-18 22:02:04,705 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-18 22:02:04,708 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-02-18 22:02:05,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-18 22:02:05,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 122 conjunts are in the unsatisfiable core [2023-02-18 22:02:05,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-18 22:02:05,036 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-02-18 22:02:05,038 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-02-18 22:02:05,238 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 22:02:05,239 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 39 [2023-02-18 22:02:05,244 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2023-02-18 22:02:05,421 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-02-18 22:02:05,425 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-02-18 22:02:05,558 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 22:02:05,558 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 151 treesize of output 60 [2023-02-18 22:02:05,563 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2023-02-18 22:02:05,567 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 22:02:05,567 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 10 [2023-02-18 22:02:05,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 22:02:05,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 22:02:05,744 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 22:02:05,744 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 46 [2023-02-18 22:02:05,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-18 22:02:05,750 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 22:02:05,750 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 179 treesize of output 152 [2023-02-18 22:02:05,776 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 22:02:05,776 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 67 treesize of output 65 [2023-02-18 22:02:05,780 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-02-18 22:02:05,785 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:02:05,997 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 22:02:05,998 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 13 new quantified variables, introduced 36 case distinctions, treesize of input 387 treesize of output 603 [2023-02-18 22:02:06,034 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-18 22:02:06,035 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 297 treesize of output 587 [2023-02-18 22:12:45,077 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:45,082 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:45,091 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:45,097 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:45,113 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:45,122 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:45,127 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:45,136 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:45,422 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:45,429 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:45,607 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:46,944 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:47,004 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:47,009 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:47,763 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:47,768 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:47,773 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:47,778 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:47,799 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:47,805 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:47,810 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:47,816 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:49,543 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:49,552 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:49,558 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:49,565 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:49,589 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:49,594 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:49,599 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:49,607 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:50,136 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:50,142 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:50,155 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:50,773 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:50,784 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:50,792 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:50,826 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:50,832 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:50,841 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:50,846 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:50,883 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:50,895 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:50,901 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:50,907 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:52,562 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:52,568 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:52,573 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:52,583 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:52,596 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:52,605 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:52,610 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:52,615 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:53,086 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:53,381 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:53,486 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:54,563 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:54,569 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:54,574 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:54,579 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:55,597 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:55,602 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:55,611 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:55,615 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:55,634 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:55,643 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:55,649 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:55,654 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:55,947 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:55,954 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:56,124 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:56,451 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:56,460 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:56,464 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:56,469 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:59,146 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:59,151 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:59,156 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:12:59,162 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:01,441 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:01,800 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:02,009 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:04,789 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:04,794 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:04,803 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:04,808 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:04,828 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:04,833 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:04,838 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:04,843 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:05,443 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:05,448 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:05,452 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:05,461 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:05,481 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:05,486 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:05,491 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:05,496 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:07,832 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:08,347 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:08,646 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:11,664 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:11,675 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:11,762 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:11,802 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:11,807 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:11,812 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:11,817 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:11,833 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:11,838 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:11,843 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:11,852 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:11,918 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:11,929 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:11,939 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:12,293 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:12,299 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:12,304 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:12,313 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:12,383 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:12,388 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:12,393 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:12,402 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:16,175 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:16,258 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:16,269 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:16,909 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:16,914 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:16,920 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:16,929 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:16,992 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:16,997 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:17,002 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:17,007 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:18,715 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:18,724 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:18,729 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:18,734 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:21,412 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:21,418 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:21,427 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:21,432 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:21,453 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:21,469 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:21,476 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:21,481 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:22,041 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:22,373 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:22,683 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:42,257 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:42,547 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:42,600 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:44,461 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:44,729 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:44,821 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:44,885 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:44,895 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:45,100 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:45,111 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:45,113 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:45,114 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:45,115 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:45,116 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:45,229 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:45,311 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:45,368 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:45,395 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:45,490 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:49,082 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:49,094 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:49,105 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:49,420 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:49,421 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:49,422 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:49,423 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:49,424 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:49,430 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:49,437 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:49,440 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:49,442 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:49,443 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:49,458 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:49,578 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:49,588 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:49,594 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:50,340 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:50,410 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:50,654 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:50,707 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:50,713 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:51,066 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:51,067 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:51,068 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:51,069 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:51,070 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:51,076 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:51,078 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:51,078 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:51,079 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:51,080 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:51,095 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:51,226 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:51,242 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:51,997 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:51,998 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:51,999 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:51,999 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:52,001 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:52,007 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:52,008 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:52,008 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:52,009 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:52,010 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:52,024 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:52,111 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:52,116 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:52,121 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:52,478 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:52,544 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:53,046 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:53,047 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:53,048 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:53,049 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:53,050 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:53,057 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:53,059 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:53,059 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:53,060 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:53,061 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:53,076 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:53,553 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:53,659 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:53,668 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:54,233 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:54,243 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:54,870 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:55,057 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:55,310 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:55,315 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:55,324 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:55,674 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:55,676 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:55,676 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:55,677 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:55,678 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:55,693 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:55,694 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:55,695 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:55,695 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:55,696 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:13:55,706 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:15,748 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:15,756 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:16,200 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:16,383 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:16,392 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:16,397 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:16,402 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:16,419 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:16,425 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:16,430 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:16,439 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:17,904 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:17,909 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:17,915 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:17,920 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:19,083 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:19,089 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:19,095 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:19,101 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:19,412 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:19,418 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:19,428 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:19,433 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:19,495 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:19,501 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:19,506 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:19,516 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:19,917 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:19,934 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:19,946 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:20,179 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:20,184 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:20,189 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:20,194 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:20,207 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:20,213 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:20,218 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:20,227 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:20,256 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:20,263 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:20,278 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:20,819 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:20,916 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:20,927 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:21,094 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:21,099 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:21,109 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:21,114 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:21,156 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:21,161 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:21,166 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:21,171 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:21,595 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:21,600 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:21,611 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:21,616 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:21,629 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:21,635 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:21,640 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:21,649 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:22,650 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:22,749 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:22,864 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:23,045 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:23,051 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:23,057 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:23,068 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:23,124 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:23,135 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:23,141 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:23,147 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:23,817 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:23,825 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:24,094 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:35,347 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:35,353 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:35,359 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:35,365 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:35,947 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:35,953 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:35,959 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:35,969 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:35,988 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:35,994 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:35,999 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:36,010 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:36,174 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:36,283 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:36,295 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:36,510 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:36,610 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:36,621 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:36,791 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:36,801 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:36,807 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:36,812 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:36,870 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:36,875 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:36,881 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:36,886 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:37,704 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:37,710 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:37,725 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:37,979 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:37,985 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:37,990 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:37,999 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:38,018 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:38,023 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:38,049 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:38,055 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:38,187 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:38,193 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:38,198 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:38,204 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:38,218 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:38,223 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:38,229 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:38,240 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:38,501 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:38,513 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:38,528 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:38,936 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:39,038 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:39,050 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:39,091 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:39,097 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:39,103 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:39,109 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:39,192 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:39,203 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:39,209 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:39,215 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:39,319 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:39,325 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:39,330 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:39,336 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:39,811 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:39,917 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:39,929 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:39,973 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:39,979 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:39,986 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:39,992 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:40,075 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:40,086 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:40,092 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:40,097 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:52,593 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:52,599 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:52,605 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:52,610 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:53,377 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:53,383 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:53,397 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:53,679 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:53,689 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:53,695 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:53,700 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:53,718 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:53,723 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:53,729 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:53,740 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:54,198 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:54,204 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:54,218 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:55,169 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:55,175 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:55,180 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:55,189 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:55,208 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:55,214 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:55,224 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:55,229 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:55,496 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:55,502 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:55,507 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:55,517 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:55,570 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:55,580 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:55,585 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:55,590 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:55,821 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:55,832 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:55,923 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:56,572 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:56,578 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:56,584 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:56,593 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:56,634 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:56,640 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:56,645 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:56,657 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:57,484 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:57,534 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:57,721 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:58,202 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:58,321 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:58,502 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:59,141 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:59,152 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:59,163 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:59,169 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:59,188 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:59,198 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:59,203 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:14:59,209 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:11,233 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:11,239 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:11,245 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:11,251 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:11,615 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:11,738 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:11,842 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:11,853 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:11,865 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:11,924 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:11,930 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:11,936 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:11,946 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:11,965 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:11,970 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:11,980 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:11,986 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:12,005 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:12,010 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:12,021 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:12,026 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:12,137 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:12,162 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:12,269 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:12,280 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:12,390 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:12,651 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:12,657 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:12,662 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:12,673 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:12,727 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:12,737 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:12,743 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:12,748 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:12,767 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:12,773 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:12,778 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:12,784 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:13,245 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:13,255 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:13,376 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:13,944 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:13,949 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:13,955 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:13,965 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:13,993 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:13,999 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,005 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,024 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,030 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,035 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,045 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,055 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,234 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,339 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,350 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,374 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,380 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,390 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,396 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,442 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,447 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,453 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,458 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,477 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,483 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,488 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,494 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,701 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,721 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,731 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,736 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,742 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,747 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,757 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,762 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,782 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,788 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,798 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,803 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,839 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,944 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,955 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:14,962 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:15,079 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:19,726 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:19,733 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:19,739 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:19,745 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:20,521 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:20,526 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:20,532 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:20,538 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:20,558 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:20,569 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:20,575 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:20,580 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:20,617 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:20,637 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:20,772 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:21,489 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:21,495 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:21,500 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:21,506 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:21,562 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:21,584 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:21,591 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:21,601 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:21,823 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:21,831 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:21,850 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:22,994 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:23,003 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:23,020 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:23,213 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:23,219 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:23,225 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:23,233 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:23,252 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:23,258 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:23,264 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:23,275 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:25,193 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:25,201 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:25,207 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:25,220 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:25,312 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:25,318 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:25,330 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:25,336 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:27,007 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:27,095 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:27,102 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:30,089 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:30,107 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:30,113 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:31,267 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:31,273 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:31,280 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:31,291 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:31,354 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:31,365 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:31,372 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:31,378 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:31,815 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:31,827 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:31,833 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:31,839 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:33,734 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:33,741 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:33,752 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:33,759 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:33,781 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:33,792 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:33,799 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:33,805 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:33,827 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:33,834 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:33,855 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:33,867 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:35,027 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:35,152 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:35,215 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:35,222 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:35,332 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:35,339 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:36,139 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:36,425 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:39,623 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:39,629 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:39,641 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:39,647 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:39,669 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:39,681 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:39,688 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:39,694 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:40,666 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:40,725 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:40,948 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:41,494 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:41,506 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:41,512 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:41,519 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:45,342 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:45,348 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:45,355 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:45,361 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:45,916 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:45,923 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:45,935 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:45,942 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:45,975 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:45,986 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:45,993 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:45,999 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:46,401 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:46,410 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:46,648 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:48,001 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:48,008 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:48,022 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:48,029 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:48,113 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:48,119 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:48,126 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:48,132 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:49,196 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:49,407 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:49,523 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:50,180 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:50,193 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:50,201 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:50,477 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:50,484 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:50,490 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:50,496 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:50,524 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:50,532 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:50,538 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:50,545 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:50,861 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:50,868 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:50,875 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:50,882 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:50,961 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:50,967 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:50,974 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:50,986 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:51,221 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:51,236 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:51,244 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:51,606 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:51,619 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:51,627 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:52,009 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:52,016 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:52,028 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:52,035 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:52,106 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:52,113 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:52,119 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:52,125 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:52,344 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:52,351 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:52,362 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:52,369 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:52,386 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:52,393 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:52,405 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:52,411 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:53,296 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:53,305 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:53,543 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:54,011 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:54,018 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:54,025 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:15:54,032 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:16:07,962 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:16:07,969 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:16:07,976 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:16:07,982 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:16:08,769 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:16:08,916 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:16:08,936 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:16:10,595 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:16:10,603 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:16:10,609 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:16:10,622 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:16:10,682 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:16:10,694 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:16:10,700 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:16:10,707 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:16:14,208 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:16:14,221 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-18 22:16:14,229 WARN L207 Elim1Store]: Array PQE input equivalent to false