./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops-crafted-1/discover_list.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 20ed64ec 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/AutomizerReach.xml -i ../sv-benchmarks/c/loops-crafted-1/discover_list.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3eab53469a53e16d8588f71ea291ce262e30f447 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-26 03:59:15,491 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 03:59:15,493 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 03:59:15,523 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 03:59:15,523 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 03:59:15,526 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 03:59:15,528 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 03:59:15,534 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 03:59:15,537 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 03:59:15,541 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 03:59:15,543 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 03:59:15,547 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 03:59:15,547 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 03:59:15,550 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 03:59:15,551 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 03:59:15,555 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 03:59:15,556 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 03:59:15,557 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 03:59:15,559 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 03:59:15,565 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 03:59:15,567 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 03:59:15,568 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 03:59:15,570 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 03:59:15,571 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 03:59:15,577 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 03:59:15,578 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 03:59:15,578 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 03:59:15,589 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 03:59:15,590 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 03:59:15,590 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 03:59:15,591 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 03:59:15,592 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 03:59:15,593 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 03:59:15,594 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 03:59:15,595 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 03:59:15,595 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 03:59:15,596 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 03:59:15,596 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 03:59:15,597 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 03:59:15,598 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 03:59:15,599 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 03:59:15,602 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-26 03:59:15,627 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 03:59:15,628 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 03:59:15,628 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 03:59:15,629 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 03:59:15,630 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 03:59:15,630 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 03:59:15,630 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 03:59:15,630 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 03:59:15,631 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-26 03:59:15,631 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 03:59:15,631 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-26 03:59:15,632 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 03:59:15,632 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 03:59:15,632 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 03:59:15,632 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 03:59:15,632 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-26 03:59:15,632 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 03:59:15,632 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 03:59:15,633 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 03:59:15,633 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 03:59:15,633 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 03:59:15,633 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 03:59:15,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 03:59:15,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 03:59:15,634 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 03:59:15,634 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 03:59:15,634 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 03:59:15,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 03:59:15,634 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 03:59:15,634 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 03:59:15,634 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3eab53469a53e16d8588f71ea291ce262e30f447 [2021-08-26 03:59:15,887 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 03:59:15,905 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 03:59:15,907 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 03:59:15,908 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 03:59:15,909 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 03:59:15,910 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/discover_list.c [2021-08-26 03:59:15,969 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f1d74e30/b7ae03c0ba1d4e188e93cdab8b9177de/FLAGd95d8967d [2021-08-26 03:59:16,328 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 03:59:16,329 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/discover_list.c [2021-08-26 03:59:16,340 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f1d74e30/b7ae03c0ba1d4e188e93cdab8b9177de/FLAGd95d8967d [2021-08-26 03:59:16,348 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f1d74e30/b7ae03c0ba1d4e188e93cdab8b9177de [2021-08-26 03:59:16,352 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 03:59:16,354 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 03:59:16,356 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 03:59:16,356 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 03:59:16,358 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 03:59:16,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 03:59:16" (1/1) ... [2021-08-26 03:59:16,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1545d034 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:59:16, skipping insertion in model container [2021-08-26 03:59:16,360 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 03:59:16" (1/1) ... [2021-08-26 03:59:16,364 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 03:59:16,399 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 03:59:16,579 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/discover_list.c[4997,5010] [2021-08-26 03:59:16,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 03:59:16,674 INFO L203 MainTranslator]: Completed pre-run [2021-08-26 03:59:16,698 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/discover_list.c[4997,5010] [2021-08-26 03:59:16,750 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 03:59:16,763 INFO L208 MainTranslator]: Completed translation [2021-08-26 03:59:16,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:59:16 WrapperNode [2021-08-26 03:59:16,764 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 03:59:16,764 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-26 03:59:16,764 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-26 03:59:16,765 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-26 03:59:16,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:59:16" (1/1) ... [2021-08-26 03:59:16,788 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:59:16" (1/1) ... [2021-08-26 03:59:16,838 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-26 03:59:16,842 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-26 03:59:16,842 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-26 03:59:16,842 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-26 03:59:16,852 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:59:16" (1/1) ... [2021-08-26 03:59:16,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:59:16" (1/1) ... [2021-08-26 03:59:16,857 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:59:16" (1/1) ... [2021-08-26 03:59:16,857 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:59:16" (1/1) ... [2021-08-26 03:59:16,886 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:59:16" (1/1) ... [2021-08-26 03:59:16,890 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:59:16" (1/1) ... [2021-08-26 03:59:16,892 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:59:16" (1/1) ... [2021-08-26 03:59:16,895 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-26 03:59:16,896 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-26 03:59:16,896 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-26 03:59:16,896 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-26 03:59:16,896 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:59:16" (1/1) ... [2021-08-26 03:59:16,908 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 03:59:16,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 03:59:16,934 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) [2021-08-26 03:59:16,937 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 [2021-08-26 03:59:16,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-26 03:59:16,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-26 03:59:16,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-26 03:59:16,963 INFO L130 BoogieDeclarations]: Found specification of procedure smp_send_req [2021-08-26 03:59:16,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-26 03:59:16,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-08-26 03:59:16,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-26 03:59:16,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-26 03:59:16,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-26 03:59:17,589 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-26 03:59:17,590 INFO L299 CfgBuilder]: Removed 28 assume(true) statements. [2021-08-26 03:59:17,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 03:59:17 BoogieIcfgContainer [2021-08-26 03:59:17,591 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-26 03:59:17,592 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-26 03:59:17,593 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-26 03:59:17,595 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-26 03:59:17,595 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 03:59:16" (1/3) ... [2021-08-26 03:59:17,595 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@243c21c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 03:59:17, skipping insertion in model container [2021-08-26 03:59:17,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 03:59:16" (2/3) ... [2021-08-26 03:59:17,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@243c21c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 03:59:17, skipping insertion in model container [2021-08-26 03:59:17,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 03:59:17" (3/3) ... [2021-08-26 03:59:17,597 INFO L111 eAbstractionObserver]: Analyzing ICFG discover_list.c [2021-08-26 03:59:17,600 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-26 03:59:17,600 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2021-08-26 03:59:17,637 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-26 03:59:17,643 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-26 03:59:17,643 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-08-26 03:59:17,654 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 69 states have (on average 1.6376811594202898) internal successors, (113), 74 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:17,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-08-26 03:59:17,662 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 03:59:17,663 INFO L512 BasicCegarLoop]: trace histogram [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] [2021-08-26 03:59:17,663 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-08-26 03:59:17,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 03:59:17,667 INFO L82 PathProgramCache]: Analyzing trace with hash -61727593, now seen corresponding path program 1 times [2021-08-26 03:59:17,673 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 03:59:17,673 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408848065] [2021-08-26 03:59:17,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 03:59:17,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 03:59:17,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 03:59:17,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 03:59:17,900 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 03:59:17,900 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408848065] [2021-08-26 03:59:17,900 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1408848065] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 03:59:17,901 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 03:59:17,901 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 03:59:17,902 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668352289] [2021-08-26 03:59:17,905 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 03:59:17,905 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 03:59:17,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 03:59:17,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 03:59:17,916 INFO L87 Difference]: Start difference. First operand has 75 states, 69 states have (on average 1.6376811594202898) internal successors, (113), 74 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:17,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 03:59:17,973 INFO L93 Difference]: Finished difference Result 213 states and 322 transitions. [2021-08-26 03:59:17,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 03:59:17,974 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2021-08-26 03:59:17,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 03:59:17,982 INFO L225 Difference]: With dead ends: 213 [2021-08-26 03:59:17,982 INFO L226 Difference]: Without dead ends: 121 [2021-08-26 03:59:17,984 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 03:59:17,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2021-08-26 03:59:18,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 65. [2021-08-26 03:59:18,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 60 states have (on average 1.3833333333333333) internal successors, (83), 64 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:18,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 83 transitions. [2021-08-26 03:59:18,008 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 83 transitions. Word has length 28 [2021-08-26 03:59:18,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 03:59:18,008 INFO L470 AbstractCegarLoop]: Abstraction has 65 states and 83 transitions. [2021-08-26 03:59:18,009 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:18,009 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 83 transitions. [2021-08-26 03:59:18,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-08-26 03:59:18,009 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 03:59:18,010 INFO L512 BasicCegarLoop]: trace histogram [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] [2021-08-26 03:59:18,010 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-26 03:59:18,010 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-08-26 03:59:18,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 03:59:18,011 INFO L82 PathProgramCache]: Analyzing trace with hash 157127125, now seen corresponding path program 1 times [2021-08-26 03:59:18,011 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 03:59:18,011 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106229788] [2021-08-26 03:59:18,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 03:59:18,011 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 03:59:18,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 03:59:18,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 03:59:18,093 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 03:59:18,093 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106229788] [2021-08-26 03:59:18,093 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106229788] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 03:59:18,094 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 03:59:18,094 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 03:59:18,094 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170518797] [2021-08-26 03:59:18,095 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 03:59:18,095 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 03:59:18,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 03:59:18,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 03:59:18,097 INFO L87 Difference]: Start difference. First operand 65 states and 83 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:18,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 03:59:18,123 INFO L93 Difference]: Finished difference Result 118 states and 150 transitions. [2021-08-26 03:59:18,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 03:59:18,123 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2021-08-26 03:59:18,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 03:59:18,124 INFO L225 Difference]: With dead ends: 118 [2021-08-26 03:59:18,124 INFO L226 Difference]: Without dead ends: 66 [2021-08-26 03:59:18,125 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 03:59:18,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2021-08-26 03:59:18,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2021-08-26 03:59:18,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 61 states have (on average 1.3770491803278688) internal successors, (84), 65 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:18,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 84 transitions. [2021-08-26 03:59:18,129 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 84 transitions. Word has length 28 [2021-08-26 03:59:18,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 03:59:18,129 INFO L470 AbstractCegarLoop]: Abstraction has 66 states and 84 transitions. [2021-08-26 03:59:18,129 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:18,129 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 84 transitions. [2021-08-26 03:59:18,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-08-26 03:59:18,130 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 03:59:18,130 INFO L512 BasicCegarLoop]: trace histogram [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] [2021-08-26 03:59:18,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-26 03:59:18,131 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-08-26 03:59:18,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 03:59:18,131 INFO L82 PathProgramCache]: Analyzing trace with hash 1833647477, now seen corresponding path program 1 times [2021-08-26 03:59:18,131 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 03:59:18,132 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422946224] [2021-08-26 03:59:18,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 03:59:18,132 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 03:59:18,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 03:59:18,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-26 03:59:18,203 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 03:59:18,203 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422946224] [2021-08-26 03:59:18,203 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [422946224] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 03:59:18,203 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 03:59:18,203 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 03:59:18,204 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516677631] [2021-08-26 03:59:18,205 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 03:59:18,205 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 03:59:18,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 03:59:18,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 03:59:18,207 INFO L87 Difference]: Start difference. First operand 66 states and 84 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:18,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 03:59:18,222 INFO L93 Difference]: Finished difference Result 100 states and 125 transitions. [2021-08-26 03:59:18,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 03:59:18,223 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2021-08-26 03:59:18,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 03:59:18,223 INFO L225 Difference]: With dead ends: 100 [2021-08-26 03:59:18,223 INFO L226 Difference]: Without dead ends: 68 [2021-08-26 03:59:18,224 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 03:59:18,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2021-08-26 03:59:18,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2021-08-26 03:59:18,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 63 states have (on average 1.3650793650793651) internal successors, (86), 67 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:18,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 86 transitions. [2021-08-26 03:59:18,227 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 86 transitions. Word has length 29 [2021-08-26 03:59:18,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 03:59:18,228 INFO L470 AbstractCegarLoop]: Abstraction has 68 states and 86 transitions. [2021-08-26 03:59:18,228 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:18,228 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 86 transitions. [2021-08-26 03:59:18,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-08-26 03:59:18,229 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 03:59:18,229 INFO L512 BasicCegarLoop]: trace histogram [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] [2021-08-26 03:59:18,229 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-26 03:59:18,229 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-08-26 03:59:18,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 03:59:18,230 INFO L82 PathProgramCache]: Analyzing trace with hash 949239830, now seen corresponding path program 1 times [2021-08-26 03:59:18,230 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 03:59:18,230 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289491624] [2021-08-26 03:59:18,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 03:59:18,230 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 03:59:18,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 03:59:18,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-26 03:59:18,313 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 03:59:18,313 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289491624] [2021-08-26 03:59:18,317 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289491624] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:18,317 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1944349963] [2021-08-26 03:59:18,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 03:59:18,318 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 03:59:18,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 03:59:18,325 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) [2021-08-26 03:59:18,336 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-08-26 03:59:18,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 03:59:18,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 650 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-26 03:59:18,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 03:59:18,623 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-26 03:59:18,623 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1944349963] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:18,624 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 03:59:18,624 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-08-26 03:59:18,624 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530998089] [2021-08-26 03:59:18,624 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-26 03:59:18,632 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 03:59:18,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-26 03:59:18,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-08-26 03:59:18,633 INFO L87 Difference]: Start difference. First operand 68 states and 86 transitions. Second operand has 6 states, 6 states have (on average 5.5) internal successors, (33), 6 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:18,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 03:59:18,672 INFO L93 Difference]: Finished difference Result 125 states and 159 transitions. [2021-08-26 03:59:18,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-26 03:59:18,673 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 6 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2021-08-26 03:59:18,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 03:59:18,688 INFO L225 Difference]: With dead ends: 125 [2021-08-26 03:59:18,688 INFO L226 Difference]: Without dead ends: 71 [2021-08-26 03:59:18,691 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 24.0ms TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-08-26 03:59:18,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2021-08-26 03:59:18,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2021-08-26 03:59:18,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 66 states have (on average 1.3484848484848484) internal successors, (89), 70 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:18,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 89 transitions. [2021-08-26 03:59:18,699 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 89 transitions. Word has length 30 [2021-08-26 03:59:18,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 03:59:18,699 INFO L470 AbstractCegarLoop]: Abstraction has 71 states and 89 transitions. [2021-08-26 03:59:18,700 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 6 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:18,700 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 89 transitions. [2021-08-26 03:59:18,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-08-26 03:59:18,700 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 03:59:18,701 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 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] [2021-08-26 03:59:18,721 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-08-26 03:59:18,919 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 03:59:18,919 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-08-26 03:59:18,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 03:59:18,920 INFO L82 PathProgramCache]: Analyzing trace with hash -1654472203, now seen corresponding path program 2 times [2021-08-26 03:59:18,920 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 03:59:18,920 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471644517] [2021-08-26 03:59:18,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 03:59:18,920 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 03:59:18,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 03:59:19,024 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-08-26 03:59:19,024 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 03:59:19,024 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471644517] [2021-08-26 03:59:19,024 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471644517] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:19,025 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [106419560] [2021-08-26 03:59:19,025 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-26 03:59:19,025 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 03:59:19,025 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 03:59:19,037 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) [2021-08-26 03:59:19,056 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-08-26 03:59:19,943 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-26 03:59:19,943 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-26 03:59:19,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 658 conjuncts, 5 conjunts are in the unsatisfiable core [2021-08-26 03:59:19,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 03:59:20,101 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-08-26 03:59:20,102 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [106419560] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:20,102 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 03:59:20,102 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-08-26 03:59:20,102 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663377945] [2021-08-26 03:59:20,103 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-08-26 03:59:20,103 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 03:59:20,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-26 03:59:20,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-08-26 03:59:20,104 INFO L87 Difference]: Start difference. First operand 71 states and 89 transitions. Second operand has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:20,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 03:59:20,135 INFO L93 Difference]: Finished difference Result 130 states and 164 transitions. [2021-08-26 03:59:20,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-26 03:59:20,135 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2021-08-26 03:59:20,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 03:59:20,137 INFO L225 Difference]: With dead ends: 130 [2021-08-26 03:59:20,137 INFO L226 Difference]: Without dead ends: 74 [2021-08-26 03:59:20,139 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 45.4ms TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-08-26 03:59:20,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2021-08-26 03:59:20,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2021-08-26 03:59:20,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 69 states have (on average 1.3333333333333333) internal successors, (92), 73 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:20,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 92 transitions. [2021-08-26 03:59:20,149 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 92 transitions. Word has length 32 [2021-08-26 03:59:20,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 03:59:20,149 INFO L470 AbstractCegarLoop]: Abstraction has 74 states and 92 transitions. [2021-08-26 03:59:20,150 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:20,150 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 92 transitions. [2021-08-26 03:59:20,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-08-26 03:59:20,150 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 03:59:20,151 INFO L512 BasicCegarLoop]: trace histogram [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] [2021-08-26 03:59:20,171 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-08-26 03:59:20,361 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 03:59:20,361 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-08-26 03:59:20,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 03:59:20,361 INFO L82 PathProgramCache]: Analyzing trace with hash -245767178, now seen corresponding path program 3 times [2021-08-26 03:59:20,362 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 03:59:20,362 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363162145] [2021-08-26 03:59:20,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 03:59:20,362 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 03:59:20,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 03:59:20,461 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-08-26 03:59:20,463 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 03:59:20,463 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363162145] [2021-08-26 03:59:20,463 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1363162145] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:20,463 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1804434601] [2021-08-26 03:59:20,464 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-26 03:59:20,464 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 03:59:20,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 03:59:20,477 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) [2021-08-26 03:59:20,479 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-08-26 03:59:22,420 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-08-26 03:59:22,421 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-26 03:59:22,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 666 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-26 03:59:22,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 03:59:22,569 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-08-26 03:59:22,569 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1804434601] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:22,569 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 03:59:22,569 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-08-26 03:59:22,570 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196562420] [2021-08-26 03:59:22,571 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-08-26 03:59:22,571 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 03:59:22,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-26 03:59:22,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2021-08-26 03:59:22,572 INFO L87 Difference]: Start difference. First operand 74 states and 92 transitions. Second operand has 10 states, 10 states have (on average 3.7) internal successors, (37), 10 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:22,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 03:59:22,604 INFO L93 Difference]: Finished difference Result 135 states and 169 transitions. [2021-08-26 03:59:22,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-26 03:59:22,604 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 3.7) internal successors, (37), 10 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-08-26 03:59:22,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 03:59:22,605 INFO L225 Difference]: With dead ends: 135 [2021-08-26 03:59:22,605 INFO L226 Difference]: Without dead ends: 77 [2021-08-26 03:59:22,606 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 57.9ms TimeCoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2021-08-26 03:59:22,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2021-08-26 03:59:22,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2021-08-26 03:59:22,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 72 states have (on average 1.3194444444444444) internal successors, (95), 76 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:22,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 95 transitions. [2021-08-26 03:59:22,620 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 95 transitions. Word has length 34 [2021-08-26 03:59:22,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 03:59:22,621 INFO L470 AbstractCegarLoop]: Abstraction has 77 states and 95 transitions. [2021-08-26 03:59:22,621 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 3.7) internal successors, (37), 10 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:22,621 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 95 transitions. [2021-08-26 03:59:22,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-08-26 03:59:22,625 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 03:59:22,625 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 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] [2021-08-26 03:59:22,649 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-08-26 03:59:22,844 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 03:59:22,845 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-08-26 03:59:22,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 03:59:22,845 INFO L82 PathProgramCache]: Analyzing trace with hash 1401055765, now seen corresponding path program 4 times [2021-08-26 03:59:22,845 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 03:59:22,845 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953404703] [2021-08-26 03:59:22,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 03:59:22,846 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 03:59:22,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 03:59:22,931 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-08-26 03:59:22,931 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 03:59:22,931 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953404703] [2021-08-26 03:59:22,931 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [953404703] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:22,931 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1939045448] [2021-08-26 03:59:22,932 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-26 03:59:22,932 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 03:59:22,932 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 03:59:22,937 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) [2021-08-26 03:59:22,938 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-08-26 03:59:23,113 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-26 03:59:23,114 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-26 03:59:23,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-26 03:59:23,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 03:59:23,284 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-08-26 03:59:23,284 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1939045448] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:23,285 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 03:59:23,285 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-08-26 03:59:23,285 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288189848] [2021-08-26 03:59:23,285 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-08-26 03:59:23,285 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 03:59:23,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-08-26 03:59:23,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=76, Unknown=0, NotChecked=0, Total=132 [2021-08-26 03:59:23,287 INFO L87 Difference]: Start difference. First operand 77 states and 95 transitions. Second operand has 12 states, 12 states have (on average 3.25) internal successors, (39), 12 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:23,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 03:59:23,318 INFO L93 Difference]: Finished difference Result 140 states and 174 transitions. [2021-08-26 03:59:23,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-26 03:59:23,319 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 3.25) internal successors, (39), 12 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-08-26 03:59:23,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 03:59:23,319 INFO L225 Difference]: With dead ends: 140 [2021-08-26 03:59:23,320 INFO L226 Difference]: Without dead ends: 80 [2021-08-26 03:59:23,321 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 77.2ms TimeCoverageRelationStatistics Valid=56, Invalid=76, Unknown=0, NotChecked=0, Total=132 [2021-08-26 03:59:23,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2021-08-26 03:59:23,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2021-08-26 03:59:23,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 75 states have (on average 1.3066666666666666) internal successors, (98), 79 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:23,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 98 transitions. [2021-08-26 03:59:23,325 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 98 transitions. Word has length 36 [2021-08-26 03:59:23,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 03:59:23,325 INFO L470 AbstractCegarLoop]: Abstraction has 80 states and 98 transitions. [2021-08-26 03:59:23,326 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 3.25) internal successors, (39), 12 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:23,326 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 98 transitions. [2021-08-26 03:59:23,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-08-26 03:59:23,326 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 03:59:23,327 INFO L512 BasicCegarLoop]: trace histogram [5, 5, 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] [2021-08-26 03:59:23,347 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-08-26 03:59:23,532 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 03:59:23,533 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-08-26 03:59:23,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 03:59:23,533 INFO L82 PathProgramCache]: Analyzing trace with hash -1939075114, now seen corresponding path program 5 times [2021-08-26 03:59:23,533 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 03:59:23,533 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344835380] [2021-08-26 03:59:23,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 03:59:23,534 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 03:59:23,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 03:59:23,639 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-08-26 03:59:23,639 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 03:59:23,640 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344835380] [2021-08-26 03:59:23,641 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344835380] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:23,641 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1402228873] [2021-08-26 03:59:23,641 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-26 03:59:23,641 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 03:59:23,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 03:59:23,642 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) [2021-08-26 03:59:23,647 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-08-26 03:59:23,860 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-08-26 03:59:23,860 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-26 03:59:23,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 682 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-26 03:59:23,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 03:59:24,045 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-08-26 03:59:24,045 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1402228873] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:24,045 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 03:59:24,045 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2021-08-26 03:59:24,046 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866581064] [2021-08-26 03:59:24,046 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-08-26 03:59:24,046 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 03:59:24,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-08-26 03:59:24,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=106, Unknown=0, NotChecked=0, Total=182 [2021-08-26 03:59:24,047 INFO L87 Difference]: Start difference. First operand 80 states and 98 transitions. Second operand has 14 states, 14 states have (on average 2.9285714285714284) internal successors, (41), 14 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:24,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 03:59:24,092 INFO L93 Difference]: Finished difference Result 145 states and 179 transitions. [2021-08-26 03:59:24,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-26 03:59:24,093 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 2.9285714285714284) internal successors, (41), 14 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-08-26 03:59:24,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 03:59:24,093 INFO L225 Difference]: With dead ends: 145 [2021-08-26 03:59:24,093 INFO L226 Difference]: Without dead ends: 83 [2021-08-26 03:59:24,094 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 94.5ms TimeCoverageRelationStatistics Valid=76, Invalid=106, Unknown=0, NotChecked=0, Total=182 [2021-08-26 03:59:24,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-08-26 03:59:24,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2021-08-26 03:59:24,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 78 states have (on average 1.294871794871795) internal successors, (101), 82 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:24,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 101 transitions. [2021-08-26 03:59:24,096 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 101 transitions. Word has length 38 [2021-08-26 03:59:24,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 03:59:24,096 INFO L470 AbstractCegarLoop]: Abstraction has 83 states and 101 transitions. [2021-08-26 03:59:24,096 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 2.9285714285714284) internal successors, (41), 14 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:24,096 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 101 transitions. [2021-08-26 03:59:24,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-08-26 03:59:24,097 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 03:59:24,097 INFO L512 BasicCegarLoop]: trace histogram [6, 6, 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] [2021-08-26 03:59:24,117 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-08-26 03:59:24,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 03:59:24,315 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-08-26 03:59:24,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 03:59:24,315 INFO L82 PathProgramCache]: Analyzing trace with hash 1274972725, now seen corresponding path program 6 times [2021-08-26 03:59:24,315 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 03:59:24,315 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249415292] [2021-08-26 03:59:24,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 03:59:24,316 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 03:59:24,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 03:59:24,427 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-08-26 03:59:24,428 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 03:59:24,428 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249415292] [2021-08-26 03:59:24,428 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249415292] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:24,428 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [105882093] [2021-08-26 03:59:24,428 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-26 03:59:24,428 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 03:59:24,429 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 03:59:24,429 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) [2021-08-26 03:59:24,468 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-08-26 03:59:26,712 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-08-26 03:59:26,712 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-26 03:59:26,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 9 conjunts are in the unsatisfiable core [2021-08-26 03:59:26,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 03:59:26,932 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-08-26 03:59:26,933 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [105882093] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:26,933 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 03:59:26,933 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-08-26 03:59:26,933 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756643350] [2021-08-26 03:59:26,934 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-08-26 03:59:26,934 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 03:59:26,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-08-26 03:59:26,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=141, Unknown=0, NotChecked=0, Total=240 [2021-08-26 03:59:26,934 INFO L87 Difference]: Start difference. First operand 83 states and 101 transitions. Second operand has 16 states, 16 states have (on average 2.6875) internal successors, (43), 16 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:26,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 03:59:26,978 INFO L93 Difference]: Finished difference Result 150 states and 184 transitions. [2021-08-26 03:59:26,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-26 03:59:26,979 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.6875) internal successors, (43), 16 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2021-08-26 03:59:26,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 03:59:26,979 INFO L225 Difference]: With dead ends: 150 [2021-08-26 03:59:26,979 INFO L226 Difference]: Without dead ends: 86 [2021-08-26 03:59:26,980 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 118.2ms TimeCoverageRelationStatistics Valid=99, Invalid=141, Unknown=0, NotChecked=0, Total=240 [2021-08-26 03:59:26,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2021-08-26 03:59:26,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2021-08-26 03:59:26,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 81 states have (on average 1.2839506172839505) internal successors, (104), 85 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:26,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 104 transitions. [2021-08-26 03:59:26,982 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 104 transitions. Word has length 40 [2021-08-26 03:59:26,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 03:59:26,982 INFO L470 AbstractCegarLoop]: Abstraction has 86 states and 104 transitions. [2021-08-26 03:59:26,982 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.6875) internal successors, (43), 16 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:26,982 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 104 transitions. [2021-08-26 03:59:26,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-08-26 03:59:26,983 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 03:59:26,983 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 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] [2021-08-26 03:59:27,005 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-08-26 03:59:27,196 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 03:59:27,197 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-08-26 03:59:27,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 03:59:27,197 INFO L82 PathProgramCache]: Analyzing trace with hash -1513569354, now seen corresponding path program 7 times [2021-08-26 03:59:27,197 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 03:59:27,197 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19123488] [2021-08-26 03:59:27,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 03:59:27,198 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 03:59:27,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 03:59:27,324 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-08-26 03:59:27,325 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 03:59:27,325 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19123488] [2021-08-26 03:59:27,325 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19123488] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:27,325 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [834242180] [2021-08-26 03:59:27,325 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-26 03:59:27,325 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 03:59:27,326 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 03:59:27,326 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) [2021-08-26 03:59:27,357 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-08-26 03:59:27,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 03:59:27,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 698 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-26 03:59:27,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 03:59:27,789 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-08-26 03:59:27,789 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [834242180] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:27,789 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 03:59:27,789 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2021-08-26 03:59:27,790 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043933404] [2021-08-26 03:59:27,790 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-08-26 03:59:27,790 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 03:59:27,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-08-26 03:59:27,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=181, Unknown=0, NotChecked=0, Total=306 [2021-08-26 03:59:27,791 INFO L87 Difference]: Start difference. First operand 86 states and 104 transitions. Second operand has 18 states, 18 states have (on average 2.5) internal successors, (45), 18 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:27,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 03:59:27,850 INFO L93 Difference]: Finished difference Result 155 states and 189 transitions. [2021-08-26 03:59:27,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-26 03:59:27,850 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 2.5) internal successors, (45), 18 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 42 [2021-08-26 03:59:27,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 03:59:27,851 INFO L225 Difference]: With dead ends: 155 [2021-08-26 03:59:27,851 INFO L226 Difference]: Without dead ends: 89 [2021-08-26 03:59:27,851 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 146.9ms TimeCoverageRelationStatistics Valid=125, Invalid=181, Unknown=0, NotChecked=0, Total=306 [2021-08-26 03:59:27,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2021-08-26 03:59:27,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2021-08-26 03:59:27,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 84 states have (on average 1.2738095238095237) internal successors, (107), 88 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:27,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 107 transitions. [2021-08-26 03:59:27,854 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 107 transitions. Word has length 42 [2021-08-26 03:59:27,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 03:59:27,854 INFO L470 AbstractCegarLoop]: Abstraction has 89 states and 107 transitions. [2021-08-26 03:59:27,854 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 2.5) internal successors, (45), 18 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:27,854 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 107 transitions. [2021-08-26 03:59:27,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-08-26 03:59:27,854 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 03:59:27,855 INFO L512 BasicCegarLoop]: trace histogram [8, 8, 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] [2021-08-26 03:59:27,874 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-08-26 03:59:28,071 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 03:59:28,072 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-08-26 03:59:28,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 03:59:28,072 INFO L82 PathProgramCache]: Analyzing trace with hash 513352277, now seen corresponding path program 8 times [2021-08-26 03:59:28,072 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 03:59:28,072 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200333870] [2021-08-26 03:59:28,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 03:59:28,073 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 03:59:28,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 03:59:28,201 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-08-26 03:59:28,201 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 03:59:28,201 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [200333870] [2021-08-26 03:59:28,201 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [200333870] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:28,201 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1647295738] [2021-08-26 03:59:28,202 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-26 03:59:28,202 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 03:59:28,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 03:59:28,209 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) [2021-08-26 03:59:28,226 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-08-26 03:59:29,119 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-26 03:59:29,119 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-26 03:59:29,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 11 conjunts are in the unsatisfiable core [2021-08-26 03:59:29,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 03:59:29,415 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-08-26 03:59:29,416 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1647295738] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:29,416 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 03:59:29,416 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-08-26 03:59:29,416 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027481743] [2021-08-26 03:59:29,416 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-08-26 03:59:29,416 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 03:59:29,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-08-26 03:59:29,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=226, Unknown=0, NotChecked=0, Total=380 [2021-08-26 03:59:29,417 INFO L87 Difference]: Start difference. First operand 89 states and 107 transitions. Second operand has 20 states, 20 states have (on average 2.35) internal successors, (47), 20 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:29,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 03:59:29,474 INFO L93 Difference]: Finished difference Result 160 states and 194 transitions. [2021-08-26 03:59:29,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-26 03:59:29,475 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 2.35) internal successors, (47), 20 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 44 [2021-08-26 03:59:29,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 03:59:29,475 INFO L225 Difference]: With dead ends: 160 [2021-08-26 03:59:29,475 INFO L226 Difference]: Without dead ends: 92 [2021-08-26 03:59:29,476 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 166.0ms TimeCoverageRelationStatistics Valid=154, Invalid=226, Unknown=0, NotChecked=0, Total=380 [2021-08-26 03:59:29,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2021-08-26 03:59:29,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2021-08-26 03:59:29,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 87 states have (on average 1.264367816091954) internal successors, (110), 91 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:29,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 110 transitions. [2021-08-26 03:59:29,478 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 110 transitions. Word has length 44 [2021-08-26 03:59:29,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 03:59:29,479 INFO L470 AbstractCegarLoop]: Abstraction has 92 states and 110 transitions. [2021-08-26 03:59:29,479 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 2.35) internal successors, (47), 20 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:29,479 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 110 transitions. [2021-08-26 03:59:29,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-08-26 03:59:29,479 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 03:59:29,479 INFO L512 BasicCegarLoop]: trace histogram [9, 9, 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] [2021-08-26 03:59:29,501 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-08-26 03:59:29,691 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-08-26 03:59:29,692 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-08-26 03:59:29,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 03:59:29,692 INFO L82 PathProgramCache]: Analyzing trace with hash 1374551958, now seen corresponding path program 9 times [2021-08-26 03:59:29,692 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 03:59:29,692 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460281895] [2021-08-26 03:59:29,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 03:59:29,693 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 03:59:29,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 03:59:29,841 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-08-26 03:59:29,842 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 03:59:29,842 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460281895] [2021-08-26 03:59:29,842 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [460281895] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:29,842 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [904861352] [2021-08-26 03:59:29,842 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-26 03:59:29,842 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 03:59:29,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 03:59:29,844 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) [2021-08-26 03:59:29,845 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-08-26 03:59:34,039 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-08-26 03:59:34,039 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-26 03:59:34,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 714 conjuncts, 12 conjunts are in the unsatisfiable core [2021-08-26 03:59:34,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 03:59:34,337 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-08-26 03:59:34,338 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [904861352] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:34,338 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 03:59:34,338 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 22 [2021-08-26 03:59:34,338 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775126935] [2021-08-26 03:59:34,338 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-08-26 03:59:34,338 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 03:59:34,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-08-26 03:59:34,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=331, Unknown=0, NotChecked=0, Total=462 [2021-08-26 03:59:34,339 INFO L87 Difference]: Start difference. First operand 92 states and 110 transitions. Second operand has 22 states, 22 states have (on average 2.8636363636363638) internal successors, (63), 22 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:34,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 03:59:34,397 INFO L93 Difference]: Finished difference Result 165 states and 199 transitions. [2021-08-26 03:59:34,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-26 03:59:34,397 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 2.8636363636363638) internal successors, (63), 22 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 46 [2021-08-26 03:59:34,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 03:59:34,398 INFO L225 Difference]: With dead ends: 165 [2021-08-26 03:59:34,398 INFO L226 Difference]: Without dead ends: 95 [2021-08-26 03:59:34,398 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 178.6ms TimeCoverageRelationStatistics Valid=131, Invalid=331, Unknown=0, NotChecked=0, Total=462 [2021-08-26 03:59:34,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2021-08-26 03:59:34,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2021-08-26 03:59:34,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 90 states have (on average 1.2555555555555555) internal successors, (113), 94 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:34,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 113 transitions. [2021-08-26 03:59:34,401 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 113 transitions. Word has length 46 [2021-08-26 03:59:34,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 03:59:34,401 INFO L470 AbstractCegarLoop]: Abstraction has 95 states and 113 transitions. [2021-08-26 03:59:34,401 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 2.8636363636363638) internal successors, (63), 22 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:34,401 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 113 transitions. [2021-08-26 03:59:34,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-08-26 03:59:34,402 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 03:59:34,402 INFO L512 BasicCegarLoop]: trace histogram [10, 10, 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] [2021-08-26 03:59:34,432 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-08-26 03:59:34,616 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 03:59:34,617 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-08-26 03:59:34,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 03:59:34,617 INFO L82 PathProgramCache]: Analyzing trace with hash -90951051, now seen corresponding path program 10 times [2021-08-26 03:59:34,617 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 03:59:34,617 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054950688] [2021-08-26 03:59:34,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 03:59:34,617 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 03:59:34,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 03:59:34,772 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-08-26 03:59:34,772 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 03:59:34,772 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054950688] [2021-08-26 03:59:34,772 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2054950688] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:34,772 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2058765608] [2021-08-26 03:59:34,773 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-26 03:59:34,773 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 03:59:34,773 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 03:59:34,773 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) [2021-08-26 03:59:34,774 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-08-26 03:59:36,123 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-26 03:59:36,123 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-26 03:59:36,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 13 conjunts are in the unsatisfiable core [2021-08-26 03:59:36,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 03:59:36,466 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-08-26 03:59:36,466 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2058765608] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:36,466 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 03:59:36,466 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-08-26 03:59:36,466 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121103939] [2021-08-26 03:59:36,466 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2021-08-26 03:59:36,467 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 03:59:36,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-08-26 03:59:36,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=221, Invalid=331, Unknown=0, NotChecked=0, Total=552 [2021-08-26 03:59:36,467 INFO L87 Difference]: Start difference. First operand 95 states and 113 transitions. Second operand has 24 states, 24 states have (on average 2.125) internal successors, (51), 24 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:36,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 03:59:36,534 INFO L93 Difference]: Finished difference Result 170 states and 204 transitions. [2021-08-26 03:59:36,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-26 03:59:36,534 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 2.125) internal successors, (51), 24 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 48 [2021-08-26 03:59:36,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 03:59:36,535 INFO L225 Difference]: With dead ends: 170 [2021-08-26 03:59:36,535 INFO L226 Difference]: Without dead ends: 98 [2021-08-26 03:59:36,536 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 243.3ms TimeCoverageRelationStatistics Valid=221, Invalid=331, Unknown=0, NotChecked=0, Total=552 [2021-08-26 03:59:36,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2021-08-26 03:59:36,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2021-08-26 03:59:36,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 93 states have (on average 1.2473118279569892) internal successors, (116), 97 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:36,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 116 transitions. [2021-08-26 03:59:36,539 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 116 transitions. Word has length 48 [2021-08-26 03:59:36,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 03:59:36,539 INFO L470 AbstractCegarLoop]: Abstraction has 98 states and 116 transitions. [2021-08-26 03:59:36,539 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 2.125) internal successors, (51), 24 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:36,539 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 116 transitions. [2021-08-26 03:59:36,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-08-26 03:59:36,540 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 03:59:36,540 INFO L512 BasicCegarLoop]: trace histogram [11, 11, 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] [2021-08-26 03:59:36,562 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-08-26 03:59:36,753 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-08-26 03:59:36,754 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-08-26 03:59:36,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 03:59:36,754 INFO L82 PathProgramCache]: Analyzing trace with hash -36060298, now seen corresponding path program 11 times [2021-08-26 03:59:36,754 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 03:59:36,754 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679951436] [2021-08-26 03:59:36,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 03:59:36,754 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 03:59:36,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 03:59:36,936 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-08-26 03:59:36,937 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 03:59:36,937 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679951436] [2021-08-26 03:59:36,937 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [679951436] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:36,937 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [121234611] [2021-08-26 03:59:36,938 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-26 03:59:36,938 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 03:59:36,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 03:59:36,949 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) [2021-08-26 03:59:36,950 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-08-26 03:59:37,630 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-08-26 03:59:37,631 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-26 03:59:37,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 730 conjuncts, 14 conjunts are in the unsatisfiable core [2021-08-26 03:59:37,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 03:59:37,990 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-08-26 03:59:37,991 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [121234611] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:37,991 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 03:59:37,991 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 26 [2021-08-26 03:59:37,991 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090824986] [2021-08-26 03:59:37,991 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2021-08-26 03:59:37,992 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 03:59:37,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-08-26 03:59:37,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=259, Invalid=391, Unknown=0, NotChecked=0, Total=650 [2021-08-26 03:59:37,993 INFO L87 Difference]: Start difference. First operand 98 states and 116 transitions. Second operand has 26 states, 26 states have (on average 2.0384615384615383) internal successors, (53), 26 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:38,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 03:59:38,071 INFO L93 Difference]: Finished difference Result 175 states and 209 transitions. [2021-08-26 03:59:38,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-26 03:59:38,075 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 2.0384615384615383) internal successors, (53), 26 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 50 [2021-08-26 03:59:38,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 03:59:38,075 INFO L225 Difference]: With dead ends: 175 [2021-08-26 03:59:38,075 INFO L226 Difference]: Without dead ends: 101 [2021-08-26 03:59:38,076 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 277.8ms TimeCoverageRelationStatistics Valid=259, Invalid=391, Unknown=0, NotChecked=0, Total=650 [2021-08-26 03:59:38,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2021-08-26 03:59:38,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2021-08-26 03:59:38,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 96 states have (on average 1.2395833333333333) internal successors, (119), 100 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:38,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 119 transitions. [2021-08-26 03:59:38,078 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 119 transitions. Word has length 50 [2021-08-26 03:59:38,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 03:59:38,078 INFO L470 AbstractCegarLoop]: Abstraction has 101 states and 119 transitions. [2021-08-26 03:59:38,079 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 2.0384615384615383) internal successors, (53), 26 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:38,079 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 119 transitions. [2021-08-26 03:59:38,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-08-26 03:59:38,079 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 03:59:38,079 INFO L512 BasicCegarLoop]: trace histogram [12, 12, 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] [2021-08-26 03:59:38,100 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-08-26 03:59:38,288 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-08-26 03:59:38,290 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-08-26 03:59:38,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 03:59:38,291 INFO L82 PathProgramCache]: Analyzing trace with hash -961430891, now seen corresponding path program 12 times [2021-08-26 03:59:38,291 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 03:59:38,291 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369510873] [2021-08-26 03:59:38,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 03:59:38,291 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 03:59:38,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 03:59:38,481 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-08-26 03:59:38,482 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 03:59:38,482 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369510873] [2021-08-26 03:59:38,482 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [369510873] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:38,482 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [745505986] [2021-08-26 03:59:38,482 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-26 03:59:38,483 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 03:59:38,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 03:59:38,485 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) [2021-08-26 03:59:38,486 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-08-26 03:59:43,351 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-08-26 03:59:43,352 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-26 03:59:43,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 738 conjuncts, 15 conjunts are in the unsatisfiable core [2021-08-26 03:59:43,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 03:59:43,751 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-08-26 03:59:43,751 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [745505986] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:43,752 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 03:59:43,752 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 28 [2021-08-26 03:59:43,752 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312641509] [2021-08-26 03:59:43,752 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2021-08-26 03:59:43,752 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 03:59:43,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-08-26 03:59:43,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=300, Invalid=456, Unknown=0, NotChecked=0, Total=756 [2021-08-26 03:59:43,753 INFO L87 Difference]: Start difference. First operand 101 states and 119 transitions. Second operand has 28 states, 28 states have (on average 1.9642857142857142) internal successors, (55), 28 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:43,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 03:59:43,835 INFO L93 Difference]: Finished difference Result 180 states and 214 transitions. [2021-08-26 03:59:43,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-26 03:59:43,835 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 1.9642857142857142) internal successors, (55), 28 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 52 [2021-08-26 03:59:43,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 03:59:43,836 INFO L225 Difference]: With dead ends: 180 [2021-08-26 03:59:43,836 INFO L226 Difference]: Without dead ends: 104 [2021-08-26 03:59:43,836 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 306.1ms TimeCoverageRelationStatistics Valid=300, Invalid=456, Unknown=0, NotChecked=0, Total=756 [2021-08-26 03:59:43,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2021-08-26 03:59:43,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2021-08-26 03:59:43,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 99 states have (on average 1.2323232323232323) internal successors, (122), 103 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:43,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 122 transitions. [2021-08-26 03:59:43,839 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 122 transitions. Word has length 52 [2021-08-26 03:59:43,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 03:59:43,839 INFO L470 AbstractCegarLoop]: Abstraction has 104 states and 122 transitions. [2021-08-26 03:59:43,839 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 1.9642857142857142) internal successors, (55), 28 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:43,840 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 122 transitions. [2021-08-26 03:59:43,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-08-26 03:59:43,840 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 03:59:43,840 INFO L512 BasicCegarLoop]: trace histogram [13, 13, 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] [2021-08-26 03:59:43,864 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-08-26 03:59:44,056 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-08-26 03:59:44,057 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-08-26 03:59:44,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 03:59:44,057 INFO L82 PathProgramCache]: Analyzing trace with hash 1326059350, now seen corresponding path program 13 times [2021-08-26 03:59:44,057 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 03:59:44,057 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765281288] [2021-08-26 03:59:44,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 03:59:44,057 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 03:59:44,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 03:59:44,239 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-08-26 03:59:44,240 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 03:59:44,240 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765281288] [2021-08-26 03:59:44,240 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765281288] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:44,240 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1272552296] [2021-08-26 03:59:44,240 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-26 03:59:44,240 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 03:59:44,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 03:59:44,241 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) [2021-08-26 03:59:44,241 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-08-26 03:59:44,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 03:59:44,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 746 conjuncts, 16 conjunts are in the unsatisfiable core [2021-08-26 03:59:44,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 03:59:44,990 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-08-26 03:59:44,990 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1272552296] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:44,991 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 03:59:44,991 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 30 [2021-08-26 03:59:44,991 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556144656] [2021-08-26 03:59:44,991 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-08-26 03:59:44,991 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 03:59:44,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-08-26 03:59:44,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=344, Invalid=526, Unknown=0, NotChecked=0, Total=870 [2021-08-26 03:59:44,992 INFO L87 Difference]: Start difference. First operand 104 states and 122 transitions. Second operand has 30 states, 30 states have (on average 1.9) internal successors, (57), 30 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:45,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 03:59:45,071 INFO L93 Difference]: Finished difference Result 185 states and 219 transitions. [2021-08-26 03:59:45,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-26 03:59:45,072 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 1.9) internal successors, (57), 30 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2021-08-26 03:59:45,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 03:59:45,072 INFO L225 Difference]: With dead ends: 185 [2021-08-26 03:59:45,072 INFO L226 Difference]: Without dead ends: 107 [2021-08-26 03:59:45,073 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 340.8ms TimeCoverageRelationStatistics Valid=344, Invalid=526, Unknown=0, NotChecked=0, Total=870 [2021-08-26 03:59:45,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-08-26 03:59:45,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2021-08-26 03:59:45,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 102 states have (on average 1.2254901960784315) internal successors, (125), 106 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:45,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 125 transitions. [2021-08-26 03:59:45,079 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 125 transitions. Word has length 54 [2021-08-26 03:59:45,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 03:59:45,079 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 125 transitions. [2021-08-26 03:59:45,079 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 1.9) internal successors, (57), 30 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:45,079 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 125 transitions. [2021-08-26 03:59:45,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-08-26 03:59:45,080 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 03:59:45,080 INFO L512 BasicCegarLoop]: trace histogram [14, 14, 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] [2021-08-26 03:59:45,099 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2021-08-26 03:59:45,280 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-08-26 03:59:45,280 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-08-26 03:59:45,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 03:59:45,281 INFO L82 PathProgramCache]: Analyzing trace with hash 1093909173, now seen corresponding path program 14 times [2021-08-26 03:59:45,281 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 03:59:45,281 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365758718] [2021-08-26 03:59:45,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 03:59:45,281 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 03:59:45,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 03:59:45,492 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-08-26 03:59:45,492 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 03:59:45,492 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365758718] [2021-08-26 03:59:45,492 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1365758718] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:45,493 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1651625185] [2021-08-26 03:59:45,493 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-26 03:59:45,493 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 03:59:45,493 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 03:59:45,505 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 03:59:45,512 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-08-26 03:59:46,593 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-26 03:59:46,593 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-26 03:59:46,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 754 conjuncts, 17 conjunts are in the unsatisfiable core [2021-08-26 03:59:46,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 03:59:47,051 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-08-26 03:59:47,051 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1651625185] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:47,051 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 03:59:47,051 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 32 [2021-08-26 03:59:47,051 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049568761] [2021-08-26 03:59:47,052 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2021-08-26 03:59:47,052 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 03:59:47,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-08-26 03:59:47,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=391, Invalid=601, Unknown=0, NotChecked=0, Total=992 [2021-08-26 03:59:47,053 INFO L87 Difference]: Start difference. First operand 107 states and 125 transitions. Second operand has 32 states, 32 states have (on average 1.84375) internal successors, (59), 32 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:47,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 03:59:47,146 INFO L93 Difference]: Finished difference Result 190 states and 224 transitions. [2021-08-26 03:59:47,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-26 03:59:47,146 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 32 states have (on average 1.84375) internal successors, (59), 32 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2021-08-26 03:59:47,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 03:59:47,147 INFO L225 Difference]: With dead ends: 190 [2021-08-26 03:59:47,147 INFO L226 Difference]: Without dead ends: 110 [2021-08-26 03:59:47,147 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 402.3ms TimeCoverageRelationStatistics Valid=391, Invalid=601, Unknown=0, NotChecked=0, Total=992 [2021-08-26 03:59:47,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2021-08-26 03:59:47,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2021-08-26 03:59:47,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 105 states have (on average 1.2190476190476192) internal successors, (128), 109 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:47,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 128 transitions. [2021-08-26 03:59:47,150 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 128 transitions. Word has length 56 [2021-08-26 03:59:47,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 03:59:47,150 INFO L470 AbstractCegarLoop]: Abstraction has 110 states and 128 transitions. [2021-08-26 03:59:47,150 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 1.84375) internal successors, (59), 32 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:47,151 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 128 transitions. [2021-08-26 03:59:47,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-08-26 03:59:47,151 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 03:59:47,151 INFO L512 BasicCegarLoop]: trace histogram [15, 15, 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] [2021-08-26 03:59:47,172 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-08-26 03:59:47,362 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 03:59:47,362 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-08-26 03:59:47,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 03:59:47,363 INFO L82 PathProgramCache]: Analyzing trace with hash 58516278, now seen corresponding path program 15 times [2021-08-26 03:59:47,363 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 03:59:47,363 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361872431] [2021-08-26 03:59:47,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 03:59:47,363 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 03:59:47,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 03:59:47,597 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-08-26 03:59:47,597 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 03:59:47,597 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361872431] [2021-08-26 03:59:47,597 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361872431] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:47,597 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1239116012] [2021-08-26 03:59:47,598 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-26 03:59:47,598 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 03:59:47,598 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 03:59:47,611 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 03:59:47,611 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-08-26 03:59:56,126 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2021-08-26 03:59:56,126 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-26 03:59:56,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 762 conjuncts, 18 conjunts are in the unsatisfiable core [2021-08-26 03:59:56,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 03:59:56,666 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-08-26 03:59:56,667 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1239116012] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:56,667 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 03:59:56,667 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 34 [2021-08-26 03:59:56,667 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250971121] [2021-08-26 03:59:56,667 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2021-08-26 03:59:56,667 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 03:59:56,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-08-26 03:59:56,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=441, Invalid=681, Unknown=0, NotChecked=0, Total=1122 [2021-08-26 03:59:56,668 INFO L87 Difference]: Start difference. First operand 110 states and 128 transitions. Second operand has 34 states, 34 states have (on average 1.7941176470588236) internal successors, (61), 34 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:56,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 03:59:56,760 INFO L93 Difference]: Finished difference Result 195 states and 229 transitions. [2021-08-26 03:59:56,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-26 03:59:56,760 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 34 states have (on average 1.7941176470588236) internal successors, (61), 34 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 58 [2021-08-26 03:59:56,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 03:59:56,761 INFO L225 Difference]: With dead ends: 195 [2021-08-26 03:59:56,761 INFO L226 Difference]: Without dead ends: 113 [2021-08-26 03:59:56,761 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 451.5ms TimeCoverageRelationStatistics Valid=441, Invalid=681, Unknown=0, NotChecked=0, Total=1122 [2021-08-26 03:59:56,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2021-08-26 03:59:56,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2021-08-26 03:59:56,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 108 states have (on average 1.212962962962963) internal successors, (131), 112 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:56,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 131 transitions. [2021-08-26 03:59:56,764 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 131 transitions. Word has length 58 [2021-08-26 03:59:56,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 03:59:56,764 INFO L470 AbstractCegarLoop]: Abstraction has 113 states and 131 transitions. [2021-08-26 03:59:56,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 1.7941176470588236) internal successors, (61), 34 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 03:59:56,764 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 131 transitions. [2021-08-26 03:59:56,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-08-26 03:59:56,765 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 03:59:56,765 INFO L512 BasicCegarLoop]: trace histogram [16, 16, 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] [2021-08-26 03:59:56,797 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-08-26 03:59:56,976 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-08-26 03:59:56,977 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-08-26 03:59:56,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 03:59:56,977 INFO L82 PathProgramCache]: Analyzing trace with hash 534524629, now seen corresponding path program 16 times [2021-08-26 03:59:56,977 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 03:59:56,977 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614109809] [2021-08-26 03:59:56,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 03:59:56,977 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 03:59:56,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 03:59:57,206 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2021-08-26 03:59:57,206 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 03:59:57,206 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614109809] [2021-08-26 03:59:57,207 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1614109809] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 03:59:57,207 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1984494041] [2021-08-26 03:59:57,207 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-26 03:59:57,207 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 03:59:57,207 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 03:59:57,208 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 03:59:57,232 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-08-26 04:00:01,555 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-26 04:00:01,555 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-26 04:00:01,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 770 conjuncts, 19 conjunts are in the unsatisfiable core [2021-08-26 04:00:01,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 04:00:02,212 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2021-08-26 04:00:02,213 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1984494041] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 04:00:02,213 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 04:00:02,213 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 36 [2021-08-26 04:00:02,213 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182030684] [2021-08-26 04:00:02,214 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2021-08-26 04:00:02,214 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 04:00:02,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-08-26 04:00:02,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=494, Invalid=766, Unknown=0, NotChecked=0, Total=1260 [2021-08-26 04:00:02,215 INFO L87 Difference]: Start difference. First operand 113 states and 131 transitions. Second operand has 36 states, 36 states have (on average 1.75) internal successors, (63), 36 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 04:00:02,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 04:00:02,323 INFO L93 Difference]: Finished difference Result 200 states and 234 transitions. [2021-08-26 04:00:02,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-26 04:00:02,324 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 1.75) internal successors, (63), 36 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2021-08-26 04:00:02,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 04:00:02,324 INFO L225 Difference]: With dead ends: 200 [2021-08-26 04:00:02,324 INFO L226 Difference]: Without dead ends: 116 [2021-08-26 04:00:02,325 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 554.5ms TimeCoverageRelationStatistics Valid=494, Invalid=766, Unknown=0, NotChecked=0, Total=1260 [2021-08-26 04:00:02,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2021-08-26 04:00:02,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2021-08-26 04:00:02,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 111 states have (on average 1.2072072072072073) internal successors, (134), 115 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 04:00:02,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 134 transitions. [2021-08-26 04:00:02,328 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 134 transitions. Word has length 60 [2021-08-26 04:00:02,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 04:00:02,329 INFO L470 AbstractCegarLoop]: Abstraction has 116 states and 134 transitions. [2021-08-26 04:00:02,329 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 1.75) internal successors, (63), 36 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 04:00:02,329 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 134 transitions. [2021-08-26 04:00:02,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-08-26 04:00:02,330 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 04:00:02,330 INFO L512 BasicCegarLoop]: trace histogram [17, 17, 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] [2021-08-26 04:00:02,396 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-08-26 04:00:02,537 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 04:00:02,537 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-08-26 04:00:02,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 04:00:02,538 INFO L82 PathProgramCache]: Analyzing trace with hash -776978666, now seen corresponding path program 17 times [2021-08-26 04:00:02,538 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 04:00:02,538 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833164155] [2021-08-26 04:00:02,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 04:00:02,538 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 04:00:02,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 04:00:02,800 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2021-08-26 04:00:02,800 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 04:00:02,801 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833164155] [2021-08-26 04:00:02,801 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833164155] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 04:00:02,801 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2114394560] [2021-08-26 04:00:02,801 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-26 04:00:02,801 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 04:00:02,801 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 04:00:02,802 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 04:00:02,803 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-08-26 04:00:05,244 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2021-08-26 04:00:05,244 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-26 04:00:05,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 778 conjuncts, 20 conjunts are in the unsatisfiable core [2021-08-26 04:00:05,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 04:00:05,874 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2021-08-26 04:00:05,874 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2114394560] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 04:00:05,874 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 04:00:05,874 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 38 [2021-08-26 04:00:05,874 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463991263] [2021-08-26 04:00:05,875 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2021-08-26 04:00:05,875 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 04:00:05,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-08-26 04:00:05,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=550, Invalid=856, Unknown=0, NotChecked=0, Total=1406 [2021-08-26 04:00:05,876 INFO L87 Difference]: Start difference. First operand 116 states and 134 transitions. Second operand has 38 states, 38 states have (on average 1.7105263157894737) internal successors, (65), 38 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 04:00:06,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 04:00:06,007 INFO L93 Difference]: Finished difference Result 205 states and 239 transitions. [2021-08-26 04:00:06,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-26 04:00:06,008 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 38 states have (on average 1.7105263157894737) internal successors, (65), 38 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2021-08-26 04:00:06,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 04:00:06,008 INFO L225 Difference]: With dead ends: 205 [2021-08-26 04:00:06,008 INFO L226 Difference]: Without dead ends: 119 [2021-08-26 04:00:06,009 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 136 ImplicationChecksByTransitivity, 576.1ms TimeCoverageRelationStatistics Valid=550, Invalid=856, Unknown=0, NotChecked=0, Total=1406 [2021-08-26 04:00:06,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2021-08-26 04:00:06,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2021-08-26 04:00:06,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 114 states have (on average 1.2017543859649122) internal successors, (137), 118 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 04:00:06,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 137 transitions. [2021-08-26 04:00:06,011 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 137 transitions. Word has length 62 [2021-08-26 04:00:06,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 04:00:06,011 INFO L470 AbstractCegarLoop]: Abstraction has 119 states and 137 transitions. [2021-08-26 04:00:06,012 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 1.7105263157894737) internal successors, (65), 38 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 04:00:06,012 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 137 transitions. [2021-08-26 04:00:06,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-08-26 04:00:06,012 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 04:00:06,012 INFO L512 BasicCegarLoop]: trace histogram [18, 18, 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] [2021-08-26 04:00:06,036 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-08-26 04:00:06,220 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 04:00:06,221 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-08-26 04:00:06,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 04:00:06,221 INFO L82 PathProgramCache]: Analyzing trace with hash 804070133, now seen corresponding path program 18 times [2021-08-26 04:00:06,221 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 04:00:06,221 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115436112] [2021-08-26 04:00:06,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 04:00:06,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 04:00:06,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 04:00:06,612 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2021-08-26 04:00:06,613 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 04:00:06,613 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115436112] [2021-08-26 04:00:06,613 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2115436112] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 04:00:06,613 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [136042445] [2021-08-26 04:00:06,614 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-26 04:00:06,614 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 04:00:06,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 04:00:06,615 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 04:00:06,618 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-08-26 04:00:18,404 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2021-08-26 04:00:18,405 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-26 04:00:18,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 786 conjuncts, 21 conjunts are in the unsatisfiable core [2021-08-26 04:00:18,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 04:00:19,063 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2021-08-26 04:00:19,064 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [136042445] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 04:00:19,064 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 04:00:19,064 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 40 [2021-08-26 04:00:19,065 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020781871] [2021-08-26 04:00:19,067 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2021-08-26 04:00:19,067 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 04:00:19,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-08-26 04:00:19,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=419, Invalid=1141, Unknown=0, NotChecked=0, Total=1560 [2021-08-26 04:00:19,068 INFO L87 Difference]: Start difference. First operand 119 states and 137 transitions. Second operand has 40 states, 40 states have (on average 2.025) internal successors, (81), 40 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 04:00:19,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 04:00:19,168 INFO L93 Difference]: Finished difference Result 210 states and 244 transitions. [2021-08-26 04:00:19,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-26 04:00:19,169 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 40 states have (on average 2.025) internal successors, (81), 40 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 64 [2021-08-26 04:00:19,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 04:00:19,169 INFO L225 Difference]: With dead ends: 210 [2021-08-26 04:00:19,169 INFO L226 Difference]: Without dead ends: 122 [2021-08-26 04:00:19,170 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 342 ImplicationChecksByTransitivity, 644.4ms TimeCoverageRelationStatistics Valid=419, Invalid=1141, Unknown=0, NotChecked=0, Total=1560 [2021-08-26 04:00:19,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2021-08-26 04:00:19,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2021-08-26 04:00:19,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 117 states have (on average 1.1965811965811965) internal successors, (140), 121 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 04:00:19,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 140 transitions. [2021-08-26 04:00:19,172 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 140 transitions. Word has length 64 [2021-08-26 04:00:19,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 04:00:19,173 INFO L470 AbstractCegarLoop]: Abstraction has 122 states and 140 transitions. [2021-08-26 04:00:19,173 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 2.025) internal successors, (81), 40 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 04:00:19,173 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 140 transitions. [2021-08-26 04:00:19,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-08-26 04:00:19,173 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 04:00:19,173 INFO L512 BasicCegarLoop]: trace histogram [19, 19, 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] [2021-08-26 04:00:19,200 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-08-26 04:00:19,374 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 04:00:19,374 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-08-26 04:00:19,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 04:00:19,375 INFO L82 PathProgramCache]: Analyzing trace with hash 1218585334, now seen corresponding path program 19 times [2021-08-26 04:00:19,375 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 04:00:19,375 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14825098] [2021-08-26 04:00:19,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 04:00:19,375 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 04:00:19,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 04:00:19,688 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2021-08-26 04:00:19,688 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 04:00:19,689 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14825098] [2021-08-26 04:00:19,689 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [14825098] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 04:00:19,689 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1653604399] [2021-08-26 04:00:19,689 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-26 04:00:19,689 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 04:00:19,689 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 04:00:19,690 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 04:00:19,702 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-08-26 04:00:20,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 04:00:20,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 794 conjuncts, 22 conjunts are in the unsatisfiable core [2021-08-26 04:00:20,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 04:00:20,902 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2021-08-26 04:00:20,902 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1653604399] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 04:00:20,902 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 04:00:20,902 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 42 [2021-08-26 04:00:20,902 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956632332] [2021-08-26 04:00:20,903 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2021-08-26 04:00:20,903 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 04:00:20,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-08-26 04:00:20,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=671, Invalid=1051, Unknown=0, NotChecked=0, Total=1722 [2021-08-26 04:00:20,904 INFO L87 Difference]: Start difference. First operand 122 states and 140 transitions. Second operand has 42 states, 42 states have (on average 1.6428571428571428) internal successors, (69), 42 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 04:00:21,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 04:00:21,029 INFO L93 Difference]: Finished difference Result 215 states and 249 transitions. [2021-08-26 04:00:21,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-08-26 04:00:21,031 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 1.6428571428571428) internal successors, (69), 42 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2021-08-26 04:00:21,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 04:00:21,031 INFO L225 Difference]: With dead ends: 215 [2021-08-26 04:00:21,031 INFO L226 Difference]: Without dead ends: 125 [2021-08-26 04:00:21,032 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 651.8ms TimeCoverageRelationStatistics Valid=671, Invalid=1051, Unknown=0, NotChecked=0, Total=1722 [2021-08-26 04:00:21,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2021-08-26 04:00:21,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2021-08-26 04:00:21,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 120 states have (on average 1.1916666666666667) internal successors, (143), 124 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 04:00:21,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 143 transitions. [2021-08-26 04:00:21,035 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 143 transitions. Word has length 66 [2021-08-26 04:00:21,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 04:00:21,035 INFO L470 AbstractCegarLoop]: Abstraction has 125 states and 143 transitions. [2021-08-26 04:00:21,035 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 1.6428571428571428) internal successors, (69), 42 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 04:00:21,035 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 143 transitions. [2021-08-26 04:00:21,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-08-26 04:00:21,036 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 04:00:21,036 INFO L512 BasicCegarLoop]: trace histogram [20, 20, 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] [2021-08-26 04:00:21,057 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2021-08-26 04:00:21,240 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 04:00:21,241 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-08-26 04:00:21,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 04:00:21,241 INFO L82 PathProgramCache]: Analyzing trace with hash 1982368533, now seen corresponding path program 20 times [2021-08-26 04:00:21,241 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 04:00:21,241 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512647399] [2021-08-26 04:00:21,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 04:00:21,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 04:00:21,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 04:00:21,642 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2021-08-26 04:00:21,643 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 04:00:21,643 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512647399] [2021-08-26 04:00:21,643 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [512647399] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 04:00:21,643 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [427850326] [2021-08-26 04:00:21,643 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-26 04:00:21,644 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 04:00:21,644 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 04:00:21,649 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 04:00:21,650 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-08-26 04:00:22,888 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-26 04:00:22,888 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-26 04:00:22,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 802 conjuncts, 23 conjunts are in the unsatisfiable core [2021-08-26 04:00:22,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 04:00:23,620 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2021-08-26 04:00:23,621 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [427850326] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 04:00:23,621 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 04:00:23,621 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 44 [2021-08-26 04:00:23,621 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316390694] [2021-08-26 04:00:23,621 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2021-08-26 04:00:23,621 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 04:00:23,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-08-26 04:00:23,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=736, Invalid=1156, Unknown=0, NotChecked=0, Total=1892 [2021-08-26 04:00:23,623 INFO L87 Difference]: Start difference. First operand 125 states and 143 transitions. Second operand has 44 states, 44 states have (on average 1.6136363636363635) internal successors, (71), 44 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 04:00:23,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 04:00:23,753 INFO L93 Difference]: Finished difference Result 220 states and 254 transitions. [2021-08-26 04:00:23,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-26 04:00:23,753 INFO L78 Accepts]: Start accepts. Automaton has has 44 states, 44 states have (on average 1.6136363636363635) internal successors, (71), 44 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2021-08-26 04:00:23,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 04:00:23,754 INFO L225 Difference]: With dead ends: 220 [2021-08-26 04:00:23,754 INFO L226 Difference]: Without dead ends: 128 [2021-08-26 04:00:23,755 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 190 ImplicationChecksByTransitivity, 749.3ms TimeCoverageRelationStatistics Valid=736, Invalid=1156, Unknown=0, NotChecked=0, Total=1892 [2021-08-26 04:00:23,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2021-08-26 04:00:23,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2021-08-26 04:00:23,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 123 states have (on average 1.1869918699186992) internal successors, (146), 127 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 04:00:23,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 146 transitions. [2021-08-26 04:00:23,757 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 146 transitions. Word has length 68 [2021-08-26 04:00:23,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 04:00:23,757 INFO L470 AbstractCegarLoop]: Abstraction has 128 states and 146 transitions. [2021-08-26 04:00:23,757 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 1.6136363636363635) internal successors, (71), 44 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 04:00:23,758 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 146 transitions. [2021-08-26 04:00:23,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-08-26 04:00:23,758 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 04:00:23,758 INFO L512 BasicCegarLoop]: trace histogram [21, 21, 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] [2021-08-26 04:00:23,783 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2021-08-26 04:00:23,979 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-08-26 04:00:23,980 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-08-26 04:00:23,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 04:00:23,980 INFO L82 PathProgramCache]: Analyzing trace with hash -1345286442, now seen corresponding path program 21 times [2021-08-26 04:00:23,980 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 04:00:23,980 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836078482] [2021-08-26 04:00:23,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 04:00:23,980 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 04:00:24,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 04:00:24,336 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2021-08-26 04:00:24,337 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 04:00:24,337 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836078482] [2021-08-26 04:00:24,337 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836078482] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 04:00:24,337 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [441296105] [2021-08-26 04:00:24,337 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-26 04:00:24,337 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 04:00:24,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 04:00:24,345 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 04:00:24,347 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-08-26 04:00:33,616 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2021-08-26 04:00:33,616 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-26 04:00:33,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 770 conjuncts, 41 conjunts are in the unsatisfiable core [2021-08-26 04:00:33,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 04:00:34,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 14 treesize of output 10 [2021-08-26 04:00:34,097 INFO L354 Elim1Store]: treesize reduction 32, result has 23.8 percent of original size [2021-08-26 04:00:34,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 25 treesize of output 24 [2021-08-26 04:00:34,173 INFO L354 Elim1Store]: treesize reduction 76, result has 21.6 percent of original size [2021-08-26 04:00:34,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 3 case distinctions, treesize of input 35 treesize of output 37 [2021-08-26 04:00:34,286 INFO L354 Elim1Store]: treesize reduction 135, result has 18.7 percent of original size [2021-08-26 04:00:34,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 6 case distinctions, treesize of input 45 treesize of output 50 [2021-08-26 04:00:34,382 INFO L354 Elim1Store]: treesize reduction 208, result has 16.5 percent of original size [2021-08-26 04:00:34,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 55 treesize of output 63 [2021-08-26 04:00:34,531 INFO L354 Elim1Store]: treesize reduction 295, result has 14.7 percent of original size [2021-08-26 04:00:34,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 65 treesize of output 76 [2021-08-26 04:00:34,777 INFO L354 Elim1Store]: treesize reduction 396, result has 13.3 percent of original size [2021-08-26 04:00:34,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 75 treesize of output 89 [2021-08-26 04:00:34,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-26 04:00:34,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-26 04:00:34,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-26 04:00:34,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-26 04:00:34,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-26 04:00:34,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-26 04:00:34,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-26 04:00:34,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-26 04:00:34,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-26 04:00:34,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-26 04:00:34,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-26 04:00:34,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-26 04:00:34,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-26 04:00:34,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-26 04:00:34,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-26 04:00:34,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-26 04:00:34,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-26 04:00:34,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-26 04:00:34,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-26 04:00:34,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-26 04:00:34,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-26 04:00:34,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-26 04:00:34,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-26 04:00:34,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-26 04:00:34,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-26 04:00:34,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-26 04:00:34,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-26 04:00:34,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-26 04:00:34,893 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-26 04:00:34,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 134 treesize of output 102 [2021-08-26 04:00:35,426 INFO L354 Elim1Store]: treesize reduction 414, result has 0.7 percent of original size [2021-08-26 04:00:35,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 140 treesize of output 49 [2021-08-26 04:00:35,535 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 119 proven. 21 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2021-08-26 04:00:35,535 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [441296105] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 04:00:35,535 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 04:00:35,535 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 14] total 36 [2021-08-26 04:00:35,535 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814747403] [2021-08-26 04:00:35,536 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2021-08-26 04:00:35,536 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 04:00:35,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-08-26 04:00:35,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=338, Invalid=922, Unknown=0, NotChecked=0, Total=1260 [2021-08-26 04:00:35,537 INFO L87 Difference]: Start difference. First operand 128 states and 146 transitions. Second operand has 36 states, 36 states have (on average 2.0555555555555554) internal successors, (74), 36 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 04:00:37,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 04:00:37,571 INFO L93 Difference]: Finished difference Result 134 states and 154 transitions. [2021-08-26 04:00:37,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-26 04:00:37,571 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 2.0555555555555554) internal successors, (74), 36 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 70 [2021-08-26 04:00:37,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 04:00:37,571 INFO L225 Difference]: With dead ends: 134 [2021-08-26 04:00:37,571 INFO L226 Difference]: Without dead ends: 0 [2021-08-26 04:00:37,572 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 594 ImplicationChecksByTransitivity, 2553.0ms TimeCoverageRelationStatistics Valid=966, Invalid=2694, Unknown=0, NotChecked=0, Total=3660 [2021-08-26 04:00:37,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-26 04:00:37,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-26 04:00:37,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 04:00:37,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-26 04:00:37,572 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2021-08-26 04:00:37,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 04:00:37,572 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-26 04:00:37,573 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 2.0555555555555554) internal successors, (74), 36 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 04:00:37,573 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-26 04:00:37,573 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-26 04:00:37,574 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 04:00:37,575 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 04:00:37,575 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 04:00:37,575 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 04:00:37,575 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 04:00:37,599 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2021-08-26 04:00:37,775 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-08-26 04:00:37,777 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-26 04:00:37,781 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 04:00:37,782 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 04:00:37,783 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 04:00:37,783 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 04:00:37,783 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 04:00:37,813 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 04:00:37,814 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 04:00:37,814 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 04:00:37,814 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 04:00:37,815 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 04:00:37,815 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 04:00:37,815 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 04:00:37,816 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 04:00:37,816 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 04:00:38,270 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 155) no Hoare annotation was computed. [2021-08-26 04:00:38,270 INFO L857 garLoopResultBuilder]: For program point L432(lines 432 433) no Hoare annotation was computed. [2021-08-26 04:00:38,270 INFO L857 garLoopResultBuilder]: For program point L432-2(lines 432 433) no Hoare annotation was computed. [2021-08-26 04:00:38,270 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-26 04:00:38,270 INFO L857 garLoopResultBuilder]: For program point L185(lines 185 186) no Hoare annotation was computed. [2021-08-26 04:00:38,270 INFO L857 garLoopResultBuilder]: For program point L466(lines 466 467) no Hoare annotation was computed. [2021-08-26 04:00:38,270 INFO L857 garLoopResultBuilder]: For program point L450(line 450) no Hoare annotation was computed. [2021-08-26 04:00:38,270 INFO L857 garLoopResultBuilder]: For program point L450-2(lines 450 458) no Hoare annotation was computed. [2021-08-26 04:00:38,270 INFO L857 garLoopResultBuilder]: For program point L450-3(lines 450 458) no Hoare annotation was computed. [2021-08-26 04:00:38,270 INFO L857 garLoopResultBuilder]: For program point L203(lines 203 210) no Hoare annotation was computed. [2021-08-26 04:00:38,270 INFO L857 garLoopResultBuilder]: For program point L203-2(lines 196 220) no Hoare annotation was computed. [2021-08-26 04:00:38,270 INFO L857 garLoopResultBuilder]: For program point L484(lines 484 487) no Hoare annotation was computed. [2021-08-26 04:00:38,270 INFO L857 garLoopResultBuilder]: For program point L154(lines 154 156) no Hoare annotation was computed. [2021-08-26 04:00:38,271 INFO L853 garLoopResultBuilder]: At program point L154-2(lines 153 158) the Hoare annotation is: false [2021-08-26 04:00:38,271 INFO L857 garLoopResultBuilder]: For program point L154-3(lines 154 156) no Hoare annotation was computed. [2021-08-26 04:00:38,271 INFO L853 garLoopResultBuilder]: At program point L154-5(lines 153 158) the Hoare annotation is: false [2021-08-26 04:00:38,271 INFO L857 garLoopResultBuilder]: For program point L154-6(lines 154 156) no Hoare annotation was computed. [2021-08-26 04:00:38,271 INFO L857 garLoopResultBuilder]: For program point L468(lines 468 469) no Hoare annotation was computed. [2021-08-26 04:00:38,271 INFO L853 garLoopResultBuilder]: At program point L154-8(lines 153 158) the Hoare annotation is: false [2021-08-26 04:00:38,271 INFO L857 garLoopResultBuilder]: For program point L154-9(lines 154 156) no Hoare annotation was computed. [2021-08-26 04:00:38,271 INFO L853 garLoopResultBuilder]: At program point L154-11(lines 153 158) the Hoare annotation is: false [2021-08-26 04:00:38,271 INFO L857 garLoopResultBuilder]: For program point L154-12(lines 154 156) no Hoare annotation was computed. [2021-08-26 04:00:38,271 INFO L853 garLoopResultBuilder]: At program point L154-14(lines 153 158) the Hoare annotation is: false [2021-08-26 04:00:38,271 INFO L857 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2021-08-26 04:00:38,271 INFO L857 garLoopResultBuilder]: For program point L155-1(line 155) no Hoare annotation was computed. [2021-08-26 04:00:38,271 INFO L857 garLoopResultBuilder]: For program point L155-2(line 155) no Hoare annotation was computed. [2021-08-26 04:00:38,271 INFO L857 garLoopResultBuilder]: For program point L155-3(line 155) no Hoare annotation was computed. [2021-08-26 04:00:38,271 INFO L857 garLoopResultBuilder]: For program point L155-4(line 155) no Hoare annotation was computed. [2021-08-26 04:00:38,271 INFO L857 garLoopResultBuilder]: For program point L453(lines 453 457) no Hoare annotation was computed. [2021-08-26 04:00:38,271 INFO L857 garLoopResultBuilder]: For program point L189(lines 189 192) no Hoare annotation was computed. [2021-08-26 04:00:38,271 INFO L857 garLoopResultBuilder]: For program point L470(lines 470 473) no Hoare annotation was computed. [2021-08-26 04:00:38,271 INFO L857 garLoopResultBuilder]: For program point L437(lines 437 440) no Hoare annotation was computed. [2021-08-26 04:00:38,271 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-26 04:00:38,272 INFO L857 garLoopResultBuilder]: For program point L207(lines 207 208) no Hoare annotation was computed. [2021-08-26 04:00:38,272 INFO L857 garLoopResultBuilder]: For program point L207-2(lines 207 208) no Hoare annotation was computed. [2021-08-26 04:00:38,272 INFO L860 garLoopResultBuilder]: At program point L488(lines 414 489) the Hoare annotation is: true [2021-08-26 04:00:38,272 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 155) no Hoare annotation was computed. [2021-08-26 04:00:38,272 INFO L857 garLoopResultBuilder]: For program point L423(line 423) no Hoare annotation was computed. [2021-08-26 04:00:38,272 INFO L857 garLoopResultBuilder]: For program point L423-2(line 423) no Hoare annotation was computed. [2021-08-26 04:00:38,272 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 155) no Hoare annotation was computed. [2021-08-26 04:00:38,272 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-26 04:00:38,272 INFO L857 garLoopResultBuilder]: For program point L441(lines 441 444) no Hoare annotation was computed. [2021-08-26 04:00:38,272 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 155) no Hoare annotation was computed. [2021-08-26 04:00:38,272 INFO L857 garLoopResultBuilder]: For program point L426(lines 426 427) no Hoare annotation was computed. [2021-08-26 04:00:38,272 INFO L857 garLoopResultBuilder]: For program point L426-2(lines 426 427) no Hoare annotation was computed. [2021-08-26 04:00:38,272 INFO L857 garLoopResultBuilder]: For program point L162-1(lines 162 166) no Hoare annotation was computed. [2021-08-26 04:00:38,272 INFO L857 garLoopResultBuilder]: For program point L195-2(lines 195 220) no Hoare annotation was computed. [2021-08-26 04:00:38,272 INFO L853 garLoopResultBuilder]: At program point L195-3(lines 195 220) the Hoare annotation is: false [2021-08-26 04:00:38,272 INFO L857 garLoopResultBuilder]: For program point L162-3(lines 162 166) no Hoare annotation was computed. [2021-08-26 04:00:38,272 INFO L857 garLoopResultBuilder]: For program point L195-4(lines 195 220) no Hoare annotation was computed. [2021-08-26 04:00:38,272 INFO L853 garLoopResultBuilder]: At program point L162-4(lines 162 166) the Hoare annotation is: false [2021-08-26 04:00:38,272 INFO L857 garLoopResultBuilder]: For program point L162-5(lines 162 166) no Hoare annotation was computed. [2021-08-26 04:00:38,272 INFO L857 garLoopResultBuilder]: For program point L476(lines 476 479) no Hoare annotation was computed. [2021-08-26 04:00:38,273 INFO L857 garLoopResultBuilder]: For program point L460(line 460) no Hoare annotation was computed. [2021-08-26 04:00:38,273 INFO L857 garLoopResultBuilder]: For program point L460-2(lines 460 475) no Hoare annotation was computed. [2021-08-26 04:00:38,273 INFO L857 garLoopResultBuilder]: For program point L428(lines 428 429) no Hoare annotation was computed. [2021-08-26 04:00:38,273 INFO L857 garLoopResultBuilder]: For program point L428-2(lines 428 429) no Hoare annotation was computed. [2021-08-26 04:00:38,273 INFO L857 garLoopResultBuilder]: For program point L164(lines 164 165) no Hoare annotation was computed. [2021-08-26 04:00:38,273 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-26 04:00:38,273 INFO L853 garLoopResultBuilder]: At program point L-1-2(line -1) the Hoare annotation is: (let ((.cse11 (select |#memory_int| |ULTIMATE.start_#Ultimate.C_memset_#ptr.base|))) (let ((.cse10 (= |ULTIMATE.start_#Ultimate.C_memset_#value| (select .cse11 (+ |ULTIMATE.start_#Ultimate.C_memset_#t~loopctr205| |ULTIMATE.start_#Ultimate.C_memset_#ptr.offset| (- 5))))) (.cse2 (= (select .cse11 (+ |ULTIMATE.start_#Ultimate.C_memset_#t~loopctr205| |ULTIMATE.start_#Ultimate.C_memset_#ptr.offset| (- 4))) |ULTIMATE.start_#Ultimate.C_memset_#value|)) (.cse9 (= (select .cse11 (+ |ULTIMATE.start_#Ultimate.C_memset_#t~loopctr205| |ULTIMATE.start_#Ultimate.C_memset_#ptr.offset| (- 6))) |ULTIMATE.start_#Ultimate.C_memset_#value|)) (.cse0 (= |ULTIMATE.start_do_discover_list_~#smp_rr~0.base| |ULTIMATE.start_#Ultimate.C_memset_#ptr.base|)) (.cse1 (= |ULTIMATE.start_#Ultimate.C_memset_#value| 0)) (.cse3 (= |ULTIMATE.start_#Ultimate.C_memset_#amount| 24)) (.cse4 (= |ULTIMATE.start_do_discover_list_~#smp_rr~0.offset| 0)) (.cse5 (= |ULTIMATE.start_#Ultimate.C_memset_#value| (select .cse11 (+ |ULTIMATE.start_#Ultimate.C_memset_#t~loopctr205| (- 2) |ULTIMATE.start_#Ultimate.C_memset_#ptr.offset|)))) (.cse6 (= |ULTIMATE.start_#Ultimate.C_memset_#value| (select .cse11 (+ (- 1) |ULTIMATE.start_#Ultimate.C_memset_#t~loopctr205| |ULTIMATE.start_#Ultimate.C_memset_#ptr.offset|)))) (.cse7 (= |ULTIMATE.start_do_discover_list_~#smp_rr~0.offset| |ULTIMATE.start_#Ultimate.C_memset_#ptr.offset|)) (.cse8 (= |ULTIMATE.start_#Ultimate.C_memset_#value| (select .cse11 (+ |ULTIMATE.start_#Ultimate.C_memset_#t~loopctr205| |ULTIMATE.start_#Ultimate.C_memset_#ptr.offset| (- 3)))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (<= |ULTIMATE.start_#Ultimate.C_memset_#t~loopctr205| 4)) (and .cse0 .cse1 .cse3 .cse4 (= |ULTIMATE.start_#Ultimate.C_memset_#t~loopctr205| 0) .cse7) (and (<= |ULTIMATE.start_#Ultimate.C_memset_#t~loopctr205| 2) .cse0 .cse1 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse9 .cse0 .cse10 .cse1 .cse2 .cse3 .cse4 (<= |ULTIMATE.start_#Ultimate.C_memset_#t~loopctr205| 6) .cse5 .cse6 .cse7 .cse8) (and (<= |ULTIMATE.start_#Ultimate.C_memset_#t~loopctr205| 7) .cse9 .cse0 .cse10 .cse1 .cse2 .cse3 (= |ULTIMATE.start_#Ultimate.C_memset_#value| (select .cse11 (+ |ULTIMATE.start_#Ultimate.C_memset_#t~loopctr205| |ULTIMATE.start_#Ultimate.C_memset_#ptr.offset| (- 7)))) .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse3 .cse4 (<= |ULTIMATE.start_#Ultimate.C_memset_#t~loopctr205| 1) .cse6 .cse7) (and .cse0 .cse10 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (<= |ULTIMATE.start_#Ultimate.C_memset_#t~loopctr205| 5)) (and (<= |ULTIMATE.start_#Ultimate.C_memset_#t~loopctr205| 3) .cse0 .cse1 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (let ((.cse13 (select |#memory_int| |ULTIMATE.start_do_discover_list_~#smp_rr~0.base|))) (let ((.cse12 (select .cse13 (+ |ULTIMATE.start_do_discover_list_~#smp_rr~0.offset| (- 1) |ULTIMATE.start_#Ultimate.C_memset_#t~loopctr205|)))) (and (< |ULTIMATE.start_#Ultimate.C_memset_#t~loopctr205| (+ |ULTIMATE.start_#Ultimate.C_memset_#amount| 1)) .cse9 .cse0 .cse1 .cse3 .cse4 (= .cse12 (select .cse13 (+ |ULTIMATE.start_do_discover_list_~#smp_rr~0.offset| |ULTIMATE.start_#Ultimate.C_memset_#t~loopctr205| (- 7)))) .cse5 .cse6 .cse7 .cse8 (= .cse12 (select .cse13 (+ |ULTIMATE.start_do_discover_list_~#smp_rr~0.offset| |ULTIMATE.start_#Ultimate.C_memset_#t~loopctr205| (- 4)))) (= .cse12 (select .cse13 (+ |ULTIMATE.start_do_discover_list_~#smp_rr~0.offset| |ULTIMATE.start_#Ultimate.C_memset_#t~loopctr205| (- 5)))) (= .cse12 (select .cse13 (+ |ULTIMATE.start_do_discover_list_~#smp_rr~0.offset| |ULTIMATE.start_#Ultimate.C_memset_#t~loopctr205| (- 8)))))))))) [2021-08-26 04:00:38,273 INFO L857 garLoopResultBuilder]: For program point L445(line 445) no Hoare annotation was computed. [2021-08-26 04:00:38,273 INFO L857 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2021-08-26 04:00:38,273 INFO L857 garLoopResultBuilder]: For program point L445-2(lines 445 448) no Hoare annotation was computed. [2021-08-26 04:00:38,273 INFO L853 garLoopResultBuilder]: At program point L-1-5(line -1) the Hoare annotation is: false [2021-08-26 04:00:38,273 INFO L857 garLoopResultBuilder]: For program point L-1-6(line -1) no Hoare annotation was computed. [2021-08-26 04:00:38,273 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 155) no Hoare annotation was computed. [2021-08-26 04:00:38,273 INFO L853 garLoopResultBuilder]: At program point L-1-8(line -1) the Hoare annotation is: false [2021-08-26 04:00:38,273 INFO L857 garLoopResultBuilder]: For program point L-1-9(line -1) no Hoare annotation was computed. [2021-08-26 04:00:38,273 INFO L857 garLoopResultBuilder]: For program point L462(lines 462 465) no Hoare annotation was computed. [2021-08-26 04:00:38,273 INFO L860 garLoopResultBuilder]: At program point L462-1(lines 462 465) the Hoare annotation is: true [2021-08-26 04:00:38,273 INFO L857 garLoopResultBuilder]: For program point L199(lines 199 200) no Hoare annotation was computed. [2021-08-26 04:00:38,274 INFO L857 garLoopResultBuilder]: For program point L199-2(lines 199 200) no Hoare annotation was computed. [2021-08-26 04:00:38,274 INFO L857 garLoopResultBuilder]: For program point L480(lines 480 483) no Hoare annotation was computed. [2021-08-26 04:00:38,274 INFO L860 garLoopResultBuilder]: At program point L497(lines 491 498) the Hoare annotation is: true [2021-08-26 04:00:38,274 INFO L853 garLoopResultBuilder]: At program point L167(lines 159 168) the Hoare annotation is: false [2021-08-26 04:00:38,276 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-26 04:00:38,287 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,288 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,288 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,288 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,289 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,289 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,289 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,289 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,289 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,289 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,290 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,290 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,290 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,291 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,292 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,292 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,292 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,292 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,292 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,292 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,293 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,293 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,293 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,293 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,293 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,293 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,294 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,294 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,294 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,294 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,295 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,295 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,297 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,298 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,298 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,298 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,298 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,299 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,299 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,299 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,299 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,300 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,300 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,300 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,300 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,300 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,301 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,301 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,301 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,301 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,301 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,301 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,301 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,302 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,302 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,302 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,302 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,303 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,303 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,303 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,303 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,303 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,304 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,304 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,304 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,304 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,304 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,304 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,304 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,305 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,305 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,305 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,305 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,305 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,305 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,306 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,306 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,306 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,306 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,306 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,307 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,307 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,322 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,323 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,323 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,323 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,323 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,323 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,323 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,324 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,324 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,324 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,324 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,324 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,324 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,325 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,325 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,325 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,325 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,325 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,325 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,325 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,326 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,326 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,326 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,326 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,326 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,326 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,327 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,327 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,327 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,327 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,330 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,330 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,330 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,330 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,331 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,331 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,331 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,331 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,331 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,331 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,332 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,332 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,332 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,332 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,332 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,332 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,333 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,333 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,333 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,333 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,333 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,333 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,333 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,334 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,334 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,334 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,334 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,334 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,334 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,334 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,335 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,335 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,335 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,335 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,335 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,335 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,335 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,336 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,336 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,336 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,336 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,336 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,336 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,336 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,337 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,337 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,337 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,337 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,337 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,337 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,337 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,338 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.08 04:00:38 BoogieIcfgContainer [2021-08-26 04:00:38,343 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-26 04:00:38,344 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-26 04:00:38,344 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-26 04:00:38,344 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-26 04:00:38,345 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 03:59:17" (3/4) ... [2021-08-26 04:00:38,348 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-26 04:00:38,386 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 62 nodes and edges [2021-08-26 04:00:38,387 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-08-26 04:00:38,387 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-08-26 04:00:38,388 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-08-26 04:00:38,388 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-26 04:00:38,388 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 04:00:38,471 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-26 04:00:38,471 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-26 04:00:38,472 INFO L168 Benchmark]: Toolchain (without parser) took 82118.34 ms. Allocated memory was 48.2 MB in the beginning and 195.0 MB in the end (delta: 146.8 MB). Free memory was 25.5 MB in the beginning and 35.9 MB in the end (delta: -10.4 MB). Peak memory consumption was 135.1 MB. Max. memory is 16.1 GB. [2021-08-26 04:00:38,472 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 48.2 MB. Free memory was 30.5 MB in the beginning and 30.5 MB in the end (delta: 37.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 04:00:38,473 INFO L168 Benchmark]: CACSL2BoogieTranslator took 407.88 ms. Allocated memory was 48.2 MB in the beginning and 62.9 MB in the end (delta: 14.7 MB). Free memory was 25.3 MB in the beginning and 35.9 MB in the end (delta: -10.6 MB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. [2021-08-26 04:00:38,473 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.35 ms. Allocated memory is still 62.9 MB. Free memory was 35.7 MB in the beginning and 31.4 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-08-26 04:00:38,473 INFO L168 Benchmark]: Boogie Preprocessor took 52.85 ms. Allocated memory is still 62.9 MB. Free memory was 31.4 MB in the beginning and 42.7 MB in the end (delta: -11.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-08-26 04:00:38,473 INFO L168 Benchmark]: RCFGBuilder took 695.79 ms. Allocated memory was 62.9 MB in the beginning and 75.5 MB in the end (delta: 12.6 MB). Free memory was 42.4 MB in the beginning and 42.2 MB in the end (delta: 220.0 kB). Peak memory consumption was 21.6 MB. Max. memory is 16.1 GB. [2021-08-26 04:00:38,473 INFO L168 Benchmark]: TraceAbstraction took 80751.34 ms. Allocated memory was 75.5 MB in the beginning and 195.0 MB in the end (delta: 119.5 MB). Free memory was 41.7 MB in the beginning and 56.9 MB in the end (delta: -15.2 MB). Peak memory consumption was 129.0 MB. Max. memory is 16.1 GB. [2021-08-26 04:00:38,474 INFO L168 Benchmark]: Witness Printer took 127.41 ms. Allocated memory is still 195.0 MB. Free memory was 56.9 MB in the beginning and 35.9 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2021-08-26 04:00:38,477 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 48.2 MB. Free memory was 30.5 MB in the beginning and 30.5 MB in the end (delta: 37.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 407.88 ms. Allocated memory was 48.2 MB in the beginning and 62.9 MB in the end (delta: 14.7 MB). Free memory was 25.3 MB in the beginning and 35.9 MB in the end (delta: -10.6 MB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 77.35 ms. Allocated memory is still 62.9 MB. Free memory was 35.7 MB in the beginning and 31.4 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 52.85 ms. Allocated memory is still 62.9 MB. Free memory was 31.4 MB in the beginning and 42.7 MB in the end (delta: -11.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 695.79 ms. Allocated memory was 62.9 MB in the beginning and 75.5 MB in the end (delta: 12.6 MB). Free memory was 42.4 MB in the beginning and 42.2 MB in the end (delta: 220.0 kB). Peak memory consumption was 21.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 80751.34 ms. Allocated memory was 75.5 MB in the beginning and 195.0 MB in the end (delta: 119.5 MB). Free memory was 41.7 MB in the beginning and 56.9 MB in the end (delta: -15.2 MB). Peak memory consumption was 129.0 MB. Max. memory is 16.1 GB. * Witness Printer took 127.41 ms. Allocated memory is still 195.0 MB. Free memory was 56.9 MB in the beginning and 35.9 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 155]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 155]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 155]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 155]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 155]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 75 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 80640.3ms, OverallIterations: 24, TraceHistogramMax: 21, EmptinessCheckTime: 24.8ms, AutomataDifference: 3716.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 493.6ms, InitialAbstractionConstructionTime: 8.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1836 SDtfs, 122 SDslu, 6598 SDs, 0 SdLazy, 1467 SolverSat, 1289 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1098.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1357 GetRequests, 835 SyntacticMatches, 0 SemanticMatches, 522 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2172 ImplicationChecksByTransitivity, 8671.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=128occurred in iteration=23, InterpolantAutomatonStates: 537, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 101.6ms AutomataMinimizationTime, 24 MinimizatonAttempts, 56 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 14 LocationsWithAnnotation, 14 PreInvPairs, 43 NumberOfFragments, 575 HoareAnnotationTreeSize, 14 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 37.1ms HoareSimplificationTime, 14 FomulaSimplificationsInter, 1778 FormulaSimplificationTreeSizeReductionInter, 449.2ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 584.4ms SsaConstructionTime, 52924.9ms SatisfiabilityAnalysisTime, 13400.1ms InterpolantComputationTime, 2185 NumberOfCodeBlocks, 2175 NumberOfCodeBlocksAsserted, 111 NumberOfCheckSat, 2140 ConstructedInterpolants, 4 QuantifiedInterpolants, 6359 SizeOfPredicates, 52 NumberOfNonLiveVariables, 15290 ConjunctsInSsa, 311 ConjunctsInUnsatCore, 45 InterpolantComputations, 3 PerfectInterpolantSequences, 3753/7085 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 159]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 491]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: -1]: Loop Invariant [2021-08-26 04:00:38,505 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,505 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,505 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,505 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,505 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,505 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,505 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,505 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,505 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,506 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,506 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,506 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,506 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,506 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,506 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,506 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,506 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,510 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,510 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,510 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,516 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,517 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,517 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,517 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,517 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,517 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,517 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,517 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,518 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,518 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,518 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,518 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,518 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,518 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,518 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,519 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,519 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,519 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,519 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,520 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,520 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,520 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,521 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,521 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,521 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,522 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,522 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,522 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,522 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,522 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,523 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,523 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,523 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,523 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,523 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,523 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,524 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,524 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,524 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,524 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,524 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,524 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,524 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,525 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,525 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,526 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,526 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,526 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,526 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,527 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,527 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,528 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,540 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,540 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,541 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,541 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,541 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,541 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,541 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,541 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,541 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,541 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,544 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,544 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,545 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,545 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,545 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,545 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,545 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,545 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,545 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,545 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,545 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,546 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,546 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,546 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,546 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,546 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,546 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,546 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,546 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,546 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,546 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,546 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,546 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,547 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,547 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,547 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,547 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,547 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,547 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,547 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,547 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,547 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,547 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,547 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,547 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,548 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,548 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,548 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,548 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,548 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,548 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,549 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,550 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,550 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,550 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,550 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,550 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,550 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,550 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,550 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,550 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,550 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,551 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,551 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,551 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,551 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,551 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,551 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,551 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,551 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,551 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,551 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,551 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,551 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,551 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,551 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,551 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,552 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,552 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,552 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,552 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,552 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,552 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,552 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,552 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,552 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,552 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,552 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,552 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,552 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,552 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled [2021-08-26 04:00:38,552 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr : $Pointer$ not handled Derived loop invariant: ((((((((((((((((smp_rr == #Ultimate.C_memset_#ptr && unknown-#value-unknown == 0) && unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][aux-#t~loopctr205-aux + #Ultimate.C_memset_#ptr + -4] == unknown-#value-unknown) && unknown-#amount-unknown == 24) && smp_rr == 0) && unknown-#value-unknown == unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][aux-#t~loopctr205-aux + -2 + #Ultimate.C_memset_#ptr]) && unknown-#value-unknown == unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][-1 + aux-#t~loopctr205-aux + #Ultimate.C_memset_#ptr]) && smp_rr == #Ultimate.C_memset_#ptr) && unknown-#value-unknown == unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][aux-#t~loopctr205-aux + #Ultimate.C_memset_#ptr + -3]) && aux-#t~loopctr205-aux <= 4) || (((((smp_rr == #Ultimate.C_memset_#ptr && unknown-#value-unknown == 0) && unknown-#amount-unknown == 24) && smp_rr == 0) && aux-#t~loopctr205-aux == 0) && smp_rr == #Ultimate.C_memset_#ptr)) || (((((((aux-#t~loopctr205-aux <= 2 && smp_rr == #Ultimate.C_memset_#ptr) && unknown-#value-unknown == 0) && unknown-#amount-unknown == 24) && smp_rr == 0) && unknown-#value-unknown == unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][aux-#t~loopctr205-aux + -2 + #Ultimate.C_memset_#ptr]) && unknown-#value-unknown == unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][-1 + aux-#t~loopctr205-aux + #Ultimate.C_memset_#ptr]) && smp_rr == #Ultimate.C_memset_#ptr)) || (((((((((((unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][aux-#t~loopctr205-aux + #Ultimate.C_memset_#ptr + -6] == unknown-#value-unknown && smp_rr == #Ultimate.C_memset_#ptr) && unknown-#value-unknown == unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][aux-#t~loopctr205-aux + #Ultimate.C_memset_#ptr + -5]) && unknown-#value-unknown == 0) && unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][aux-#t~loopctr205-aux + #Ultimate.C_memset_#ptr + -4] == unknown-#value-unknown) && unknown-#amount-unknown == 24) && smp_rr == 0) && aux-#t~loopctr205-aux <= 6) && unknown-#value-unknown == unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][aux-#t~loopctr205-aux + -2 + #Ultimate.C_memset_#ptr]) && unknown-#value-unknown == unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][-1 + aux-#t~loopctr205-aux + #Ultimate.C_memset_#ptr]) && smp_rr == #Ultimate.C_memset_#ptr) && unknown-#value-unknown == unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][aux-#t~loopctr205-aux + #Ultimate.C_memset_#ptr + -3])) || ((((((((((((aux-#t~loopctr205-aux <= 7 && unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][aux-#t~loopctr205-aux + #Ultimate.C_memset_#ptr + -6] == unknown-#value-unknown) && smp_rr == #Ultimate.C_memset_#ptr) && unknown-#value-unknown == unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][aux-#t~loopctr205-aux + #Ultimate.C_memset_#ptr + -5]) && unknown-#value-unknown == 0) && unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][aux-#t~loopctr205-aux + #Ultimate.C_memset_#ptr + -4] == unknown-#value-unknown) && unknown-#amount-unknown == 24) && unknown-#value-unknown == unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][aux-#t~loopctr205-aux + #Ultimate.C_memset_#ptr + -7]) && smp_rr == 0) && unknown-#value-unknown == unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][aux-#t~loopctr205-aux + -2 + #Ultimate.C_memset_#ptr]) && unknown-#value-unknown == unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][-1 + aux-#t~loopctr205-aux + #Ultimate.C_memset_#ptr]) && smp_rr == #Ultimate.C_memset_#ptr) && unknown-#value-unknown == unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][aux-#t~loopctr205-aux + #Ultimate.C_memset_#ptr + -3])) || ((((((smp_rr == #Ultimate.C_memset_#ptr && unknown-#value-unknown == 0) && unknown-#amount-unknown == 24) && smp_rr == 0) && aux-#t~loopctr205-aux <= 1) && unknown-#value-unknown == unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][-1 + aux-#t~loopctr205-aux + #Ultimate.C_memset_#ptr]) && smp_rr == #Ultimate.C_memset_#ptr)) || ((((((((((smp_rr == #Ultimate.C_memset_#ptr && unknown-#value-unknown == unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][aux-#t~loopctr205-aux + #Ultimate.C_memset_#ptr + -5]) && unknown-#value-unknown == 0) && unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][aux-#t~loopctr205-aux + #Ultimate.C_memset_#ptr + -4] == unknown-#value-unknown) && unknown-#amount-unknown == 24) && smp_rr == 0) && unknown-#value-unknown == unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][aux-#t~loopctr205-aux + -2 + #Ultimate.C_memset_#ptr]) && unknown-#value-unknown == unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][-1 + aux-#t~loopctr205-aux + #Ultimate.C_memset_#ptr]) && smp_rr == #Ultimate.C_memset_#ptr) && unknown-#value-unknown == unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][aux-#t~loopctr205-aux + #Ultimate.C_memset_#ptr + -3]) && aux-#t~loopctr205-aux <= 5)) || ((((((((aux-#t~loopctr205-aux <= 3 && smp_rr == #Ultimate.C_memset_#ptr) && unknown-#value-unknown == 0) && unknown-#amount-unknown == 24) && smp_rr == 0) && unknown-#value-unknown == unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][aux-#t~loopctr205-aux + -2 + #Ultimate.C_memset_#ptr]) && unknown-#value-unknown == unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][-1 + aux-#t~loopctr205-aux + #Ultimate.C_memset_#ptr]) && smp_rr == #Ultimate.C_memset_#ptr) && unknown-#value-unknown == unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][aux-#t~loopctr205-aux + #Ultimate.C_memset_#ptr + -3])) || (((((((((((((aux-#t~loopctr205-aux < unknown-#amount-unknown + 1 && unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][aux-#t~loopctr205-aux + #Ultimate.C_memset_#ptr + -6] == unknown-#value-unknown) && smp_rr == #Ultimate.C_memset_#ptr) && unknown-#value-unknown == 0) && unknown-#amount-unknown == 24) && smp_rr == 0) && unknown-#memory_int-unknown[smp_rr][smp_rr + -1 + aux-#t~loopctr205-aux] == unknown-#memory_int-unknown[smp_rr][smp_rr + aux-#t~loopctr205-aux + -7]) && unknown-#value-unknown == unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][aux-#t~loopctr205-aux + -2 + #Ultimate.C_memset_#ptr]) && unknown-#value-unknown == unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][-1 + aux-#t~loopctr205-aux + #Ultimate.C_memset_#ptr]) && smp_rr == #Ultimate.C_memset_#ptr) && unknown-#value-unknown == unknown-#memory_int-unknown[#Ultimate.C_memset_#ptr][aux-#t~loopctr205-aux + #Ultimate.C_memset_#ptr + -3]) && unknown-#memory_int-unknown[smp_rr][smp_rr + -1 + aux-#t~loopctr205-aux] == unknown-#memory_int-unknown[smp_rr][smp_rr + aux-#t~loopctr205-aux + -4]) && unknown-#memory_int-unknown[smp_rr][smp_rr + -1 + aux-#t~loopctr205-aux] == unknown-#memory_int-unknown[smp_rr][smp_rr + aux-#t~loopctr205-aux + -5]) && unknown-#memory_int-unknown[smp_rr][smp_rr + -1 + aux-#t~loopctr205-aux] == unknown-#memory_int-unknown[smp_rr][smp_rr + aux-#t~loopctr205-aux + -8]) - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-08-26 04:00:38,596 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...