./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label47.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/eca-rers2012/Problem16_label47.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 21f03ad47049ce839f979b09eb1e320fd5702556 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Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-25 22:34:29,612 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-25 22:34:29,614 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-25 22:34:29,645 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-25 22:34:29,646 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-25 22:34:29,649 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-25 22:34:29,650 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-25 22:34:29,653 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-25 22:34:29,655 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-25 22:34:29,658 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-25 22:34:29,659 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-25 22:34:29,665 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-25 22:34:29,665 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-25 22:34:29,667 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-25 22:34:29,668 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-25 22:34:29,672 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-25 22:34:29,673 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-25 22:34:29,674 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-25 22:34:29,675 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-25 22:34:29,680 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-25 22:34:29,681 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-25 22:34:29,681 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-25 22:34:29,683 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-25 22:34:29,683 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-25 22:34:29,688 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-25 22:34:29,688 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-25 22:34:29,689 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-25 22:34:29,690 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-25 22:34:29,690 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-25 22:34:29,691 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-25 22:34:29,691 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-25 22:34:29,691 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-25 22:34:29,693 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-25 22:34:29,693 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-25 22:34:29,694 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-25 22:34:29,694 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-25 22:34:29,695 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-25 22:34:29,695 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-25 22:34:29,695 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-25 22:34:29,696 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-25 22:34:29,697 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-25 22:34:29,700 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-25 22:34:29,729 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-25 22:34:29,729 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-25 22:34:29,730 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-25 22:34:29,730 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-25 22:34:29,731 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-25 22:34:29,732 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-25 22:34:29,732 INFO L138 SettingsManager]: * Use SBE=true [2021-08-25 22:34:29,732 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-25 22:34:29,732 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-25 22:34:29,732 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-25 22:34:29,733 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-25 22:34:29,733 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-25 22:34:29,733 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-25 22:34:29,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-25 22:34:29,734 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-25 22:34:29,734 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-25 22:34:29,734 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-25 22:34:29,734 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-25 22:34:29,734 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-25 22:34:29,734 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-25 22:34:29,734 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-25 22:34:29,735 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-25 22:34:29,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-25 22:34:29,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-25 22:34:29,735 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-25 22:34:29,735 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-25 22:34:29,735 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-25 22:34:29,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-25 22:34:29,736 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-25 22:34:29,736 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-25 22:34:29,736 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21f03ad47049ce839f979b09eb1e320fd5702556 [2021-08-25 22:34:29,980 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-25 22:34:30,005 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-25 22:34:30,007 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-25 22:34:30,008 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-25 22:34:30,009 INFO L275 PluginConnector]: CDTParser initialized [2021-08-25 22:34:30,010 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label47.c [2021-08-25 22:34:30,057 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50fd13af3/9792fa88e72b44a39bf84b0f0c502701/FLAGf2efee04c [2021-08-25 22:34:30,510 INFO L306 CDTParser]: Found 1 translation units. [2021-08-25 22:34:30,511 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label47.c [2021-08-25 22:34:30,533 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50fd13af3/9792fa88e72b44a39bf84b0f0c502701/FLAGf2efee04c [2021-08-25 22:34:30,795 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50fd13af3/9792fa88e72b44a39bf84b0f0c502701 [2021-08-25 22:34:30,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-25 22:34:30,799 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-25 22:34:30,802 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-25 22:34:30,802 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-25 22:34:30,804 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-25 22:34:30,804 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 10:34:30" (1/1) ... [2021-08-25 22:34:30,805 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a867200 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:34:30, skipping insertion in model container [2021-08-25 22:34:30,805 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.08 10:34:30" (1/1) ... [2021-08-25 22:34:30,810 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-25 22:34:30,859 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-25 22:34:31,039 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/eca-rers2012/Problem16_label47.c[6782,6795] [2021-08-25 22:34:31,317 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-25 22:34:31,322 INFO L203 MainTranslator]: Completed pre-run [2021-08-25 22:34:31,338 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/eca-rers2012/Problem16_label47.c[6782,6795] [2021-08-25 22:34:31,467 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-25 22:34:31,477 INFO L208 MainTranslator]: Completed translation [2021-08-25 22:34:31,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:34:31 WrapperNode [2021-08-25 22:34:31,477 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-25 22:34:31,478 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-25 22:34:31,478 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-25 22:34:31,478 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-25 22:34:31,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:34:31" (1/1) ... [2021-08-25 22:34:31,507 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:34:31" (1/1) ... [2021-08-25 22:34:31,628 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-25 22:34:31,629 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-25 22:34:31,629 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-25 22:34:31,629 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-25 22:34:31,634 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:34:31" (1/1) ... [2021-08-25 22:34:31,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:34:31" (1/1) ... [2021-08-25 22:34:31,666 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:34:31" (1/1) ... [2021-08-25 22:34:31,667 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:34:31" (1/1) ... [2021-08-25 22:34:31,752 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:34:31" (1/1) ... [2021-08-25 22:34:31,776 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:34:31" (1/1) ... [2021-08-25 22:34:31,794 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:34:31" (1/1) ... [2021-08-25 22:34:31,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-25 22:34:31,814 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-25 22:34:31,815 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-25 22:34:31,815 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-25 22:34:31,815 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:34:31" (1/1) ... [2021-08-25 22:34:31,820 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-25 22:34:31,825 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-25 22:34:31,846 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) [2021-08-25 22:34:31,945 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 [2021-08-25 22:34:31,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-25 22:34:31,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-25 22:34:31,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-25 22:34:31,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-25 22:34:33,531 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-25 22:34:33,531 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-08-25 22:34:33,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 10:34:33 BoogieIcfgContainer [2021-08-25 22:34:33,533 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-25 22:34:33,534 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-25 22:34:33,534 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-25 22:34:33,536 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-25 22:34:33,536 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.08 10:34:30" (1/3) ... [2021-08-25 22:34:33,537 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@132f947d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.08 10:34:33, skipping insertion in model container [2021-08-25 22:34:33,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.08 10:34:31" (2/3) ... [2021-08-25 22:34:33,537 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@132f947d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.08 10:34:33, skipping insertion in model container [2021-08-25 22:34:33,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 10:34:33" (3/3) ... [2021-08-25 22:34:33,538 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label47.c [2021-08-25 22:34:33,541 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-25 22:34:33,541 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-25 22:34:33,602 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-25 22:34:33,606 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 [2021-08-25 22:34:33,607 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-25 22:34:33,629 INFO L276 IsEmpty]: Start isEmpty. Operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 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) [2021-08-25 22:34:33,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-08-25 22:34:33,638 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:34:33,638 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:34:33,639 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:34:33,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:34:33,642 INFO L82 PathProgramCache]: Analyzing trace with hash 962891993, now seen corresponding path program 1 times [2021-08-25 22:34:33,654 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:34:33,655 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202917213] [2021-08-25 22:34:33,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:34:33,656 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:34:33,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:34:33,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-25 22:34:33,934 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:34:33,935 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202917213] [2021-08-25 22:34:33,935 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202917213] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:34:33,935 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:34:33,935 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:34:33,937 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752643299] [2021-08-25 22:34:33,940 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-25 22:34:33,941 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:34:33,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-25 22:34:33,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-25 22:34:33,952 INFO L87 Difference]: Start difference. First operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 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 4 states, 4 states have (on average 16.25) internal successors, (65), 3 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) [2021-08-25 22:34:36,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:34:36,236 INFO L93 Difference]: Finished difference Result 1456 states and 2764 transitions. [2021-08-25 22:34:36,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-25 22:34:36,238 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 3 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 65 [2021-08-25 22:34:36,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:34:36,250 INFO L225 Difference]: With dead ends: 1456 [2021-08-25 22:34:36,251 INFO L226 Difference]: Without dead ends: 991 [2021-08-25 22:34:36,253 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 19.0ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-25 22:34:36,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 991 states. [2021-08-25 22:34:36,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 991 to 991. [2021-08-25 22:34:36,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 991 states, 990 states have (on average 1.5222222222222221) internal successors, (1507), 990 states have internal predecessors, (1507), 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) [2021-08-25 22:34:36,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 991 states and 1507 transitions. [2021-08-25 22:34:36,326 INFO L78 Accepts]: Start accepts. Automaton has 991 states and 1507 transitions. Word has length 65 [2021-08-25 22:34:36,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:34:36,328 INFO L470 AbstractCegarLoop]: Abstraction has 991 states and 1507 transitions. [2021-08-25 22:34:36,328 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 3 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) [2021-08-25 22:34:36,328 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1507 transitions. [2021-08-25 22:34:36,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-08-25 22:34:36,338 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:34:36,339 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:34:36,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-25 22:34:36,339 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:34:36,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:34:36,342 INFO L82 PathProgramCache]: Analyzing trace with hash -1246075710, now seen corresponding path program 1 times [2021-08-25 22:34:36,356 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:34:36,357 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409038648] [2021-08-25 22:34:36,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:34:36,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:34:36,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:34:36,468 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-25 22:34:36,469 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:34:36,469 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409038648] [2021-08-25 22:34:36,469 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [409038648] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:34:36,469 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:34:36,469 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:34:36,469 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574739716] [2021-08-25 22:34:36,471 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:34:36,471 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:34:36,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:34:36,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:34:36,472 INFO L87 Difference]: Start difference. First operand 991 states and 1507 transitions. Second operand has 3 states, 3 states have (on average 80.0) internal successors, (240), 3 states have internal predecessors, (240), 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) [2021-08-25 22:34:37,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:34:37,526 INFO L93 Difference]: Finished difference Result 1980 states and 3240 transitions. [2021-08-25 22:34:37,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:34:37,526 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 80.0) internal successors, (240), 3 states have internal predecessors, (240), 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 240 [2021-08-25 22:34:37,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:34:37,531 INFO L225 Difference]: With dead ends: 1980 [2021-08-25 22:34:37,531 INFO L226 Difference]: Without dead ends: 1320 [2021-08-25 22:34:37,532 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:34:37,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2021-08-25 22:34:37,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2021-08-25 22:34:37,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1320 states, 1319 states have (on average 1.4420015163002275) internal successors, (1902), 1319 states have internal predecessors, (1902), 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) [2021-08-25 22:34:37,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 1902 transitions. [2021-08-25 22:34:37,547 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 1902 transitions. Word has length 240 [2021-08-25 22:34:37,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:34:37,548 INFO L470 AbstractCegarLoop]: Abstraction has 1320 states and 1902 transitions. [2021-08-25 22:34:37,548 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 80.0) internal successors, (240), 3 states have internal predecessors, (240), 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) [2021-08-25 22:34:37,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 1902 transitions. [2021-08-25 22:34:37,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-08-25 22:34:37,550 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:34:37,551 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:34:37,551 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-25 22:34:37,551 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:34:37,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:34:37,552 INFO L82 PathProgramCache]: Analyzing trace with hash 1313965866, now seen corresponding path program 1 times [2021-08-25 22:34:37,552 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:34:37,552 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801832427] [2021-08-25 22:34:37,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:34:37,552 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:34:37,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:34:37,613 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-08-25 22:34:37,613 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:34:37,613 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801832427] [2021-08-25 22:34:37,614 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [801832427] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:34:37,614 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:34:37,614 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-25 22:34:37,614 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580385766] [2021-08-25 22:34:37,615 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:34:37,615 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:34:37,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:34:37,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:34:37,616 INFO L87 Difference]: Start difference. First operand 1320 states and 1902 transitions. Second operand has 3 states, 3 states have (on average 64.33333333333333) internal successors, (193), 2 states have internal predecessors, (193), 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) [2021-08-25 22:34:38,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:34:38,732 INFO L93 Difference]: Finished difference Result 2638 states and 4030 transitions. [2021-08-25 22:34:38,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:34:38,733 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 64.33333333333333) internal successors, (193), 2 states have internal predecessors, (193), 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 255 [2021-08-25 22:34:38,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:34:38,738 INFO L225 Difference]: With dead ends: 2638 [2021-08-25 22:34:38,738 INFO L226 Difference]: Without dead ends: 1649 [2021-08-25 22:34:38,739 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:34:38,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1649 states. [2021-08-25 22:34:38,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1649 to 1649. [2021-08-25 22:34:38,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1649 states, 1648 states have (on average 1.4156553398058251) internal successors, (2333), 1648 states have internal predecessors, (2333), 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) [2021-08-25 22:34:38,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1649 states and 2333 transitions. [2021-08-25 22:34:38,760 INFO L78 Accepts]: Start accepts. Automaton has 1649 states and 2333 transitions. Word has length 255 [2021-08-25 22:34:38,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:34:38,760 INFO L470 AbstractCegarLoop]: Abstraction has 1649 states and 2333 transitions. [2021-08-25 22:34:38,760 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 64.33333333333333) internal successors, (193), 2 states have internal predecessors, (193), 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) [2021-08-25 22:34:38,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 2333 transitions. [2021-08-25 22:34:38,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2021-08-25 22:34:38,763 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:34:38,764 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:34:38,764 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-25 22:34:38,764 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:34:38,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:34:38,765 INFO L82 PathProgramCache]: Analyzing trace with hash -2065819288, now seen corresponding path program 1 times [2021-08-25 22:34:38,765 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:34:38,765 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265129661] [2021-08-25 22:34:38,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:34:38,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:34:38,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:34:38,829 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 299 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2021-08-25 22:34:38,830 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:34:38,830 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265129661] [2021-08-25 22:34:38,830 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [265129661] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:34:38,830 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:34:38,830 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-25 22:34:38,831 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679500712] [2021-08-25 22:34:38,831 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:34:38,831 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:34:38,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:34:38,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:34:38,832 INFO L87 Difference]: Start difference. First operand 1649 states and 2333 transitions. Second operand has 3 states, 3 states have (on average 62.333333333333336) internal successors, (187), 2 states have internal predecessors, (187), 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) [2021-08-25 22:34:39,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:34:39,833 INFO L93 Difference]: Finished difference Result 3954 states and 5755 transitions. [2021-08-25 22:34:39,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:34:39,833 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 62.333333333333336) internal successors, (187), 2 states have internal predecessors, (187), 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 334 [2021-08-25 22:34:39,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:34:39,840 INFO L225 Difference]: With dead ends: 3954 [2021-08-25 22:34:39,840 INFO L226 Difference]: Without dead ends: 2307 [2021-08-25 22:34:39,842 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:34:39,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2307 states. [2021-08-25 22:34:39,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2307 to 2307. [2021-08-25 22:34:39,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2307 states, 2306 states have (on average 1.0941023417172593) internal successors, (2523), 2306 states have internal predecessors, (2523), 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) [2021-08-25 22:34:39,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 2307 states and 2523 transitions. [2021-08-25 22:34:39,884 INFO L78 Accepts]: Start accepts. Automaton has 2307 states and 2523 transitions. Word has length 334 [2021-08-25 22:34:39,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:34:39,884 INFO L470 AbstractCegarLoop]: Abstraction has 2307 states and 2523 transitions. [2021-08-25 22:34:39,885 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 62.333333333333336) internal successors, (187), 2 states have internal predecessors, (187), 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) [2021-08-25 22:34:39,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2307 states and 2523 transitions. [2021-08-25 22:34:39,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 731 [2021-08-25 22:34:39,896 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:34:39,896 INFO L512 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2021-08-25 22:34:39,896 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-25 22:34:39,897 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:34:39,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:34:39,898 INFO L82 PathProgramCache]: Analyzing trace with hash 922299861, now seen corresponding path program 1 times [2021-08-25 22:34:39,898 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:34:39,898 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979403312] [2021-08-25 22:34:39,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:34:39,899 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:34:39,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:34:40,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1327 backedges. 856 proven. 0 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2021-08-25 22:34:40,105 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:34:40,105 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979403312] [2021-08-25 22:34:40,105 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [979403312] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:34:40,106 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:34:40,106 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:34:40,106 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258507933] [2021-08-25 22:34:40,107 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-25 22:34:40,107 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:34:40,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-25 22:34:40,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-08-25 22:34:40,109 INFO L87 Difference]: Start difference. First operand 2307 states and 2523 transitions. Second operand has 4 states, 4 states have (on average 119.0) internal successors, (476), 3 states have internal predecessors, (476), 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) [2021-08-25 22:34:41,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:34:41,437 INFO L93 Difference]: Finished difference Result 7573 states and 8341 transitions. [2021-08-25 22:34:41,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-25 22:34:41,438 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 119.0) internal successors, (476), 3 states have internal predecessors, (476), 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 730 [2021-08-25 22:34:41,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:34:41,450 INFO L225 Difference]: With dead ends: 7573 [2021-08-25 22:34:41,450 INFO L226 Difference]: Without dead ends: 5597 [2021-08-25 22:34:41,453 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.3ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-08-25 22:34:41,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5597 states. [2021-08-25 22:34:41,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5597 to 5268. [2021-08-25 22:34:41,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5268 states, 5267 states have (on average 1.0776533130814505) internal successors, (5676), 5267 states have internal predecessors, (5676), 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) [2021-08-25 22:34:41,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5268 states to 5268 states and 5676 transitions. [2021-08-25 22:34:41,515 INFO L78 Accepts]: Start accepts. Automaton has 5268 states and 5676 transitions. Word has length 730 [2021-08-25 22:34:41,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:34:41,516 INFO L470 AbstractCegarLoop]: Abstraction has 5268 states and 5676 transitions. [2021-08-25 22:34:41,516 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 119.0) internal successors, (476), 3 states have internal predecessors, (476), 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) [2021-08-25 22:34:41,517 INFO L276 IsEmpty]: Start isEmpty. Operand 5268 states and 5676 transitions. [2021-08-25 22:34:41,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 836 [2021-08-25 22:34:41,532 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:34:41,533 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2021-08-25 22:34:41,533 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-25 22:34:41,533 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:34:41,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:34:41,534 INFO L82 PathProgramCache]: Analyzing trace with hash -1052310508, now seen corresponding path program 1 times [2021-08-25 22:34:41,534 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:34:41,534 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819633028] [2021-08-25 22:34:41,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:34:41,535 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:34:41,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:34:41,737 INFO L134 CoverageAnalysis]: Checked inductivity of 1905 backedges. 944 proven. 0 refuted. 0 times theorem prover too weak. 961 trivial. 0 not checked. [2021-08-25 22:34:41,738 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:34:41,738 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819633028] [2021-08-25 22:34:41,738 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1819633028] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:34:41,738 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:34:41,738 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-25 22:34:41,739 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400137237] [2021-08-25 22:34:41,740 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:34:41,740 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:34:41,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:34:41,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:34:41,744 INFO L87 Difference]: Start difference. First operand 5268 states and 5676 transitions. Second operand has 3 states, 3 states have (on average 122.66666666666667) internal successors, (368), 2 states have internal predecessors, (368), 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) [2021-08-25 22:34:42,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:34:42,677 INFO L93 Difference]: Finished difference Result 12508 states and 13546 transitions. [2021-08-25 22:34:42,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:34:42,678 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 122.66666666666667) internal successors, (368), 2 states have internal predecessors, (368), 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 835 [2021-08-25 22:34:42,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:34:42,695 INFO L225 Difference]: With dead ends: 12508 [2021-08-25 22:34:42,695 INFO L226 Difference]: Without dead ends: 7571 [2021-08-25 22:34:42,700 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:34:42,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7571 states. [2021-08-25 22:34:42,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7571 to 7571. [2021-08-25 22:34:42,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7571 states, 7570 states have (on average 1.0782034346103038) internal successors, (8162), 7570 states have internal predecessors, (8162), 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) [2021-08-25 22:34:42,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7571 states to 7571 states and 8162 transitions. [2021-08-25 22:34:42,785 INFO L78 Accepts]: Start accepts. Automaton has 7571 states and 8162 transitions. Word has length 835 [2021-08-25 22:34:42,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:34:42,786 INFO L470 AbstractCegarLoop]: Abstraction has 7571 states and 8162 transitions. [2021-08-25 22:34:42,786 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 122.66666666666667) internal successors, (368), 2 states have internal predecessors, (368), 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) [2021-08-25 22:34:42,786 INFO L276 IsEmpty]: Start isEmpty. Operand 7571 states and 8162 transitions. [2021-08-25 22:34:42,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 844 [2021-08-25 22:34:42,796 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:34:42,796 INFO L512 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:34:42,796 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-25 22:34:42,796 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:34:42,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:34:42,797 INFO L82 PathProgramCache]: Analyzing trace with hash -349867264, now seen corresponding path program 1 times [2021-08-25 22:34:42,797 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:34:42,800 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639718556] [2021-08-25 22:34:42,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:34:42,801 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:34:42,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:34:42,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1905 backedges. 1321 proven. 0 refuted. 0 times theorem prover too weak. 584 trivial. 0 not checked. [2021-08-25 22:34:42,959 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:34:42,959 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639718556] [2021-08-25 22:34:42,959 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639718556] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:34:42,960 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:34:42,960 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:34:42,960 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594170617] [2021-08-25 22:34:42,961 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:34:42,961 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:34:42,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:34:42,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:34:42,962 INFO L87 Difference]: Start difference. First operand 7571 states and 8162 transitions. Second operand has 3 states, 3 states have (on average 162.0) internal successors, (486), 3 states have internal predecessors, (486), 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) [2021-08-25 22:34:43,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:34:43,773 INFO L93 Difference]: Finished difference Result 18430 states and 19929 transitions. [2021-08-25 22:34:43,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:34:43,774 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 162.0) internal successors, (486), 3 states have internal predecessors, (486), 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 843 [2021-08-25 22:34:43,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:34:43,800 INFO L225 Difference]: With dead ends: 18430 [2021-08-25 22:34:43,800 INFO L226 Difference]: Without dead ends: 11519 [2021-08-25 22:34:43,808 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:34:43,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11519 states. [2021-08-25 22:34:43,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11519 to 11519. [2021-08-25 22:34:43,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11519 states, 11518 states have (on average 1.0685882965792672) internal successors, (12308), 11518 states have internal predecessors, (12308), 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) [2021-08-25 22:34:43,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11519 states to 11519 states and 12308 transitions. [2021-08-25 22:34:43,943 INFO L78 Accepts]: Start accepts. Automaton has 11519 states and 12308 transitions. Word has length 843 [2021-08-25 22:34:43,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:34:43,944 INFO L470 AbstractCegarLoop]: Abstraction has 11519 states and 12308 transitions. [2021-08-25 22:34:43,944 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 162.0) internal successors, (486), 3 states have internal predecessors, (486), 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) [2021-08-25 22:34:43,945 INFO L276 IsEmpty]: Start isEmpty. Operand 11519 states and 12308 transitions. [2021-08-25 22:34:43,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1283 [2021-08-25 22:34:43,963 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:34:43,964 INFO L512 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:34:43,964 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-25 22:34:43,964 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:34:43,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:34:43,965 INFO L82 PathProgramCache]: Analyzing trace with hash 1626730228, now seen corresponding path program 1 times [2021-08-25 22:34:43,965 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:34:43,965 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690215371] [2021-08-25 22:34:43,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:34:43,966 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:34:44,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:34:44,264 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 1870 proven. 0 refuted. 0 times theorem prover too weak. 2316 trivial. 0 not checked. [2021-08-25 22:34:44,265 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:34:44,265 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690215371] [2021-08-25 22:34:44,265 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [690215371] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:34:44,265 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:34:44,265 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:34:44,266 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507323267] [2021-08-25 22:34:44,266 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-25 22:34:44,267 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:34:44,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-25 22:34:44,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-08-25 22:34:44,280 INFO L87 Difference]: Start difference. First operand 11519 states and 12308 transitions. Second operand has 4 states, 4 states have (on average 153.25) internal successors, (613), 3 states have internal predecessors, (613), 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) [2021-08-25 22:34:45,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:34:45,238 INFO L93 Difference]: Finished difference Result 22378 states and 23947 transitions. [2021-08-25 22:34:45,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:34:45,240 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 153.25) internal successors, (613), 3 states have internal predecessors, (613), 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 1282 [2021-08-25 22:34:45,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:34:45,255 INFO L225 Difference]: With dead ends: 22378 [2021-08-25 22:34:45,256 INFO L226 Difference]: Without dead ends: 11519 [2021-08-25 22:34:45,266 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.3ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-08-25 22:34:45,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11519 states. [2021-08-25 22:34:45,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11519 to 11519. [2021-08-25 22:34:45,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11519 states, 11518 states have (on average 1.0683278346935232) internal successors, (12305), 11518 states have internal predecessors, (12305), 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) [2021-08-25 22:34:45,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11519 states to 11519 states and 12305 transitions. [2021-08-25 22:34:45,467 INFO L78 Accepts]: Start accepts. Automaton has 11519 states and 12305 transitions. Word has length 1282 [2021-08-25 22:34:45,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:34:45,468 INFO L470 AbstractCegarLoop]: Abstraction has 11519 states and 12305 transitions. [2021-08-25 22:34:45,468 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 153.25) internal successors, (613), 3 states have internal predecessors, (613), 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) [2021-08-25 22:34:45,469 INFO L276 IsEmpty]: Start isEmpty. Operand 11519 states and 12305 transitions. [2021-08-25 22:34:45,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1291 [2021-08-25 22:34:45,487 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:34:45,488 INFO L512 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:34:45,488 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-25 22:34:45,488 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:34:45,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:34:45,489 INFO L82 PathProgramCache]: Analyzing trace with hash 1409913480, now seen corresponding path program 1 times [2021-08-25 22:34:45,489 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:34:45,489 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404799220] [2021-08-25 22:34:45,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:34:45,489 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:34:45,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:34:45,847 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 1713 proven. 157 refuted. 0 times theorem prover too weak. 2316 trivial. 0 not checked. [2021-08-25 22:34:45,847 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:34:45,847 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404799220] [2021-08-25 22:34:45,847 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1404799220] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-25 22:34:45,847 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2080910343] [2021-08-25 22:34:45,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:34:45,848 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-25 22:34:45,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-25 22:34:45,849 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) [2021-08-25 22:34:45,896 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-08-25 22:34:46,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:34:46,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 1567 conjuncts, 2 conjunts are in the unsatisfiable core [2021-08-25 22:34:46,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-25 22:34:48,429 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 2780 proven. 0 refuted. 0 times theorem prover too weak. 1406 trivial. 0 not checked. [2021-08-25 22:34:48,430 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2080910343] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:34:48,430 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-08-25 22:34:48,430 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2021-08-25 22:34:48,431 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307714944] [2021-08-25 22:34:48,431 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:34:48,432 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:34:48,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:34:48,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-08-25 22:34:48,433 INFO L87 Difference]: Start difference. First operand 11519 states and 12305 transitions. Second operand has 3 states, 3 states have (on average 191.66666666666666) internal successors, (575), 3 states have internal predecessors, (575), 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) [2021-08-25 22:34:49,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:34:49,348 INFO L93 Difference]: Finished difference Result 25010 states and 26794 transitions. [2021-08-25 22:34:49,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:34:49,349 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 191.66666666666666) internal successors, (575), 3 states have internal predecessors, (575), 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 1290 [2021-08-25 22:34:49,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:34:49,390 INFO L225 Difference]: With dead ends: 25010 [2021-08-25 22:34:49,390 INFO L226 Difference]: Without dead ends: 14151 [2021-08-25 22:34:49,400 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1294 GetRequests, 1289 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 28.5ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-08-25 22:34:49,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14151 states. [2021-08-25 22:34:49,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14151 to 13164. [2021-08-25 22:34:49,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13164 states, 13163 states have (on average 1.0708804983666338) internal successors, (14096), 13163 states have internal predecessors, (14096), 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) [2021-08-25 22:34:49,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13164 states to 13164 states and 14096 transitions. [2021-08-25 22:34:49,563 INFO L78 Accepts]: Start accepts. Automaton has 13164 states and 14096 transitions. Word has length 1290 [2021-08-25 22:34:49,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:34:49,564 INFO L470 AbstractCegarLoop]: Abstraction has 13164 states and 14096 transitions. [2021-08-25 22:34:49,565 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 191.66666666666666) internal successors, (575), 3 states have internal predecessors, (575), 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) [2021-08-25 22:34:49,565 INFO L276 IsEmpty]: Start isEmpty. Operand 13164 states and 14096 transitions. [2021-08-25 22:34:49,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1292 [2021-08-25 22:34:49,584 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:34:49,585 INFO L512 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:34:49,611 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-08-25 22:34:49,804 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-25 22:34:49,804 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:34:49,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:34:49,805 INFO L82 PathProgramCache]: Analyzing trace with hash -775319373, now seen corresponding path program 1 times [2021-08-25 22:34:49,805 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:34:49,805 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877925636] [2021-08-25 22:34:49,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:34:49,805 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:34:49,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:34:50,231 INFO L134 CoverageAnalysis]: Checked inductivity of 4194 backedges. 1715 proven. 157 refuted. 0 times theorem prover too weak. 2322 trivial. 0 not checked. [2021-08-25 22:34:50,231 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:34:50,231 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877925636] [2021-08-25 22:34:50,232 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [877925636] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-25 22:34:50,232 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1657148782] [2021-08-25 22:34:50,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:34:50,232 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-25 22:34:50,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-25 22:34:50,249 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) [2021-08-25 22:34:50,250 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-08-25 22:34:50,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:34:50,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 2 conjunts are in the unsatisfiable core [2021-08-25 22:34:50,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-25 22:34:53,358 INFO L134 CoverageAnalysis]: Checked inductivity of 4194 backedges. 2762 proven. 0 refuted. 0 times theorem prover too weak. 1432 trivial. 0 not checked. [2021-08-25 22:34:53,359 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1657148782] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:34:53,359 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-08-25 22:34:53,359 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2021-08-25 22:34:53,359 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859626730] [2021-08-25 22:34:53,360 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:34:53,360 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:34:53,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:34:53,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-25 22:34:53,361 INFO L87 Difference]: Start difference. First operand 13164 states and 14096 transitions. Second operand has 3 states, 3 states have (on average 200.66666666666666) internal successors, (602), 3 states have internal predecessors, (602), 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) [2021-08-25 22:34:54,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:34:54,169 INFO L93 Difference]: Finished difference Result 27642 states and 29612 transitions. [2021-08-25 22:34:54,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:34:54,170 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 200.66666666666666) internal successors, (602), 3 states have internal predecessors, (602), 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 1291 [2021-08-25 22:34:54,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:34:54,193 INFO L225 Difference]: With dead ends: 27642 [2021-08-25 22:34:54,194 INFO L226 Difference]: Without dead ends: 15138 [2021-08-25 22:34:54,206 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1295 GetRequests, 1290 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 34.4ms TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-25 22:34:54,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15138 states. [2021-08-25 22:34:54,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15138 to 14480. [2021-08-25 22:34:54,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14480 states, 14479 states have (on average 1.0513156985979695) internal successors, (15222), 14479 states have internal predecessors, (15222), 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) [2021-08-25 22:34:54,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14480 states to 14480 states and 15222 transitions. [2021-08-25 22:34:54,349 INFO L78 Accepts]: Start accepts. Automaton has 14480 states and 15222 transitions. Word has length 1291 [2021-08-25 22:34:54,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:34:54,349 INFO L470 AbstractCegarLoop]: Abstraction has 14480 states and 15222 transitions. [2021-08-25 22:34:54,350 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 200.66666666666666) internal successors, (602), 3 states have internal predecessors, (602), 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) [2021-08-25 22:34:54,350 INFO L276 IsEmpty]: Start isEmpty. Operand 14480 states and 15222 transitions. [2021-08-25 22:34:54,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1306 [2021-08-25 22:34:54,371 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:34:54,371 INFO L512 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:34:54,407 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-08-25 22:34:54,608 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-08-25 22:34:54,608 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:34:54,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:34:54,609 INFO L82 PathProgramCache]: Analyzing trace with hash 600872651, now seen corresponding path program 1 times [2021-08-25 22:34:54,609 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:34:54,609 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094137906] [2021-08-25 22:34:54,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:34:54,610 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:34:54,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:34:54,927 INFO L134 CoverageAnalysis]: Checked inductivity of 3852 backedges. 1711 proven. 157 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2021-08-25 22:34:54,927 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:34:54,927 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094137906] [2021-08-25 22:34:54,927 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2094137906] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-25 22:34:54,927 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1430309355] [2021-08-25 22:34:54,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:34:54,928 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-25 22:34:54,928 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-25 22:34:54,929 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) [2021-08-25 22:34:54,930 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-08-25 22:34:55,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:34:55,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 1561 conjuncts, 2 conjunts are in the unsatisfiable core [2021-08-25 22:34:56,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-25 22:34:58,457 INFO L134 CoverageAnalysis]: Checked inductivity of 3852 backedges. 2542 proven. 0 refuted. 0 times theorem prover too weak. 1310 trivial. 0 not checked. [2021-08-25 22:34:58,457 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1430309355] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:34:58,457 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-08-25 22:34:58,457 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2021-08-25 22:34:58,458 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20575240] [2021-08-25 22:34:58,458 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:34:58,458 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:34:58,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:34:58,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-08-25 22:34:58,459 INFO L87 Difference]: Start difference. First operand 14480 states and 15222 transitions. Second operand has 3 states, 3 states have (on average 200.33333333333334) internal successors, (601), 3 states have internal predecessors, (601), 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) [2021-08-25 22:34:59,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:34:59,368 INFO L93 Difference]: Finished difference Result 31590 states and 33336 transitions. [2021-08-25 22:34:59,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:34:59,369 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 200.33333333333334) internal successors, (601), 3 states have internal predecessors, (601), 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 1305 [2021-08-25 22:34:59,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:34:59,387 INFO L225 Difference]: With dead ends: 31590 [2021-08-25 22:34:59,387 INFO L226 Difference]: Without dead ends: 17770 [2021-08-25 22:34:59,397 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1309 GetRequests, 1304 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 30.1ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-08-25 22:34:59,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17770 states. [2021-08-25 22:34:59,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17770 to 17770. [2021-08-25 22:34:59,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17770 states, 17769 states have (on average 1.0472170634250662) internal successors, (18608), 17769 states have internal predecessors, (18608), 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) [2021-08-25 22:34:59,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17770 states to 17770 states and 18608 transitions. [2021-08-25 22:34:59,634 INFO L78 Accepts]: Start accepts. Automaton has 17770 states and 18608 transitions. Word has length 1305 [2021-08-25 22:34:59,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:34:59,635 INFO L470 AbstractCegarLoop]: Abstraction has 17770 states and 18608 transitions. [2021-08-25 22:34:59,635 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 200.33333333333334) internal successors, (601), 3 states have internal predecessors, (601), 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) [2021-08-25 22:34:59,635 INFO L276 IsEmpty]: Start isEmpty. Operand 17770 states and 18608 transitions. [2021-08-25 22:34:59,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1370 [2021-08-25 22:34:59,655 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:34:59,656 INFO L512 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:34:59,679 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-08-25 22:34:59,876 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-25 22:34:59,877 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:34:59,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:34:59,878 INFO L82 PathProgramCache]: Analyzing trace with hash -663634558, now seen corresponding path program 1 times [2021-08-25 22:34:59,878 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:34:59,878 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986967540] [2021-08-25 22:34:59,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:34:59,878 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:34:59,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:35:00,199 INFO L134 CoverageAnalysis]: Checked inductivity of 3727 backedges. 976 proven. 0 refuted. 0 times theorem prover too weak. 2751 trivial. 0 not checked. [2021-08-25 22:35:00,200 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:35:00,200 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986967540] [2021-08-25 22:35:00,200 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986967540] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:35:00,200 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:35:00,200 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:35:00,201 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199183308] [2021-08-25 22:35:00,201 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:35:00,201 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:35:00,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:35:00,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:35:00,202 INFO L87 Difference]: Start difference. First operand 17770 states and 18608 transitions. Second operand has 3 states, 3 states have (on average 136.33333333333334) internal successors, (409), 3 states have internal predecessors, (409), 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) [2021-08-25 22:35:01,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:35:01,023 INFO L93 Difference]: Finished difference Result 35209 states and 36883 transitions. [2021-08-25 22:35:01,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:35:01,024 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 136.33333333333334) internal successors, (409), 3 states have internal predecessors, (409), 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 1369 [2021-08-25 22:35:01,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:35:01,042 INFO L225 Difference]: With dead ends: 35209 [2021-08-25 22:35:01,042 INFO L226 Difference]: Without dead ends: 17770 [2021-08-25 22:35:01,053 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:35:01,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17770 states. [2021-08-25 22:35:01,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17770 to 16783. [2021-08-25 22:35:01,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16783 states, 16782 states have (on average 1.039029913002026) internal successors, (17437), 16782 states have internal predecessors, (17437), 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) [2021-08-25 22:35:01,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16783 states to 16783 states and 17437 transitions. [2021-08-25 22:35:01,193 INFO L78 Accepts]: Start accepts. Automaton has 16783 states and 17437 transitions. Word has length 1369 [2021-08-25 22:35:01,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:35:01,193 INFO L470 AbstractCegarLoop]: Abstraction has 16783 states and 17437 transitions. [2021-08-25 22:35:01,194 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 136.33333333333334) internal successors, (409), 3 states have internal predecessors, (409), 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) [2021-08-25 22:35:01,194 INFO L276 IsEmpty]: Start isEmpty. Operand 16783 states and 17437 transitions. [2021-08-25 22:35:01,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1382 [2021-08-25 22:35:01,213 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:35:01,215 INFO L512 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-25 22:35:01,215 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-25 22:35:01,215 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:35:01,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:35:01,216 INFO L82 PathProgramCache]: Analyzing trace with hash 1433470504, now seen corresponding path program 1 times [2021-08-25 22:35:01,216 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:35:01,216 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962954878] [2021-08-25 22:35:01,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:35:01,216 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:35:01,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:35:01,540 INFO L134 CoverageAnalysis]: Checked inductivity of 3864 backedges. 2661 proven. 0 refuted. 0 times theorem prover too weak. 1203 trivial. 0 not checked. [2021-08-25 22:35:01,540 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:35:01,540 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962954878] [2021-08-25 22:35:01,540 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1962954878] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:35:01,540 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-25 22:35:01,541 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-25 22:35:01,541 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477874191] [2021-08-25 22:35:01,542 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:35:01,542 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:35:01,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:35:01,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:35:01,542 INFO L87 Difference]: Start difference. First operand 16783 states and 17437 transitions. Second operand has 3 states, 3 states have (on average 223.66666666666666) internal successors, (671), 3 states have internal predecessors, (671), 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) [2021-08-25 22:35:02,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:35:02,482 INFO L93 Difference]: Finished difference Result 33893 states and 35216 transitions. [2021-08-25 22:35:02,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:35:02,483 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 223.66666666666666) internal successors, (671), 3 states have internal predecessors, (671), 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 1381 [2021-08-25 22:35:02,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:35:02,498 INFO L225 Difference]: With dead ends: 33893 [2021-08-25 22:35:02,499 INFO L226 Difference]: Without dead ends: 17770 [2021-08-25 22:35:02,508 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-25 22:35:02,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17770 states. [2021-08-25 22:35:02,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17770 to 17441. [2021-08-25 22:35:02,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17441 states, 17440 states have (on average 1.0344610091743118) internal successors, (18041), 17440 states have internal predecessors, (18041), 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) [2021-08-25 22:35:02,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17441 states to 17441 states and 18041 transitions. [2021-08-25 22:35:02,666 INFO L78 Accepts]: Start accepts. Automaton has 17441 states and 18041 transitions. Word has length 1381 [2021-08-25 22:35:02,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:35:02,667 INFO L470 AbstractCegarLoop]: Abstraction has 17441 states and 18041 transitions. [2021-08-25 22:35:02,667 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 223.66666666666666) internal successors, (671), 3 states have internal predecessors, (671), 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) [2021-08-25 22:35:02,667 INFO L276 IsEmpty]: Start isEmpty. Operand 17441 states and 18041 transitions. [2021-08-25 22:35:02,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1412 [2021-08-25 22:35:02,685 INFO L504 BasicCegarLoop]: Found error trace [2021-08-25 22:35:02,685 INFO L512 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2021-08-25 22:35:02,686 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-08-25 22:35:02,686 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-25 22:35:02,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-25 22:35:02,686 INFO L82 PathProgramCache]: Analyzing trace with hash 1196738783, now seen corresponding path program 1 times [2021-08-25 22:35:02,687 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-25 22:35:02,687 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093226125] [2021-08-25 22:35:02,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:35:02,687 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-25 22:35:02,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:35:03,122 INFO L134 CoverageAnalysis]: Checked inductivity of 3942 backedges. 2271 proven. 258 refuted. 0 times theorem prover too weak. 1413 trivial. 0 not checked. [2021-08-25 22:35:03,123 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-25 22:35:03,123 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093226125] [2021-08-25 22:35:03,123 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1093226125] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-25 22:35:03,123 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2015250045] [2021-08-25 22:35:03,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-25 22:35:03,123 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-25 22:35:03,123 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-25 22:35:03,124 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) [2021-08-25 22:35:03,125 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-08-25 22:35:04,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-25 22:35:04,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 1672 conjuncts, 2 conjunts are in the unsatisfiable core [2021-08-25 22:35:04,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-25 22:35:07,376 INFO L134 CoverageAnalysis]: Checked inductivity of 3942 backedges. 503 proven. 0 refuted. 0 times theorem prover too weak. 3439 trivial. 0 not checked. [2021-08-25 22:35:07,377 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2015250045] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-25 22:35:07,377 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-08-25 22:35:07,377 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2021-08-25 22:35:07,377 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671583044] [2021-08-25 22:35:07,378 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-25 22:35:07,390 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-25 22:35:07,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-25 22:35:07,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-08-25 22:35:07,392 INFO L87 Difference]: Start difference. First operand 17441 states and 18041 transitions. Second operand has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 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) [2021-08-25 22:35:08,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-25 22:35:08,248 INFO L93 Difference]: Finished difference Result 34220 states and 35417 transitions. [2021-08-25 22:35:08,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-25 22:35:08,249 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 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 1411 [2021-08-25 22:35:08,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-25 22:35:08,250 INFO L225 Difference]: With dead ends: 34220 [2021-08-25 22:35:08,250 INFO L226 Difference]: Without dead ends: 0 [2021-08-25 22:35:08,262 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1416 GetRequests, 1410 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 35.3ms TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-08-25 22:35:08,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-25 22:35:08,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-25 22:35:08,262 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) [2021-08-25 22:35:08,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-25 22:35:08,262 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1411 [2021-08-25 22:35:08,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-25 22:35:08,263 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-25 22:35:08,263 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 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) [2021-08-25 22:35:08,263 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-25 22:35:08,263 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-25 22:35:08,266 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-25 22:35:08,288 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-08-25 22:35:08,469 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-25 22:35:08,471 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-25 22:35:08,475 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-25 22:35:08,503 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-25 22:35:08,520 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-25 22:35:08,535 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-25 22:35:08,945 INFO L857 garLoopResultBuilder]: For program point L762(lines 762 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,945 INFO L857 garLoopResultBuilder]: For program point L696(lines 696 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,946 INFO L857 garLoopResultBuilder]: For program point L564(lines 564 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,946 INFO L857 garLoopResultBuilder]: For program point L366(lines 366 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,946 INFO L857 garLoopResultBuilder]: For program point L1357(lines 1357 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,946 INFO L857 garLoopResultBuilder]: For program point L300(lines 300 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,946 INFO L857 garLoopResultBuilder]: For program point L1159(lines 1159 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,946 INFO L857 garLoopResultBuilder]: For program point L1556(lines 1556 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,946 INFO L857 garLoopResultBuilder]: For program point L499(lines 499 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,946 INFO L857 garLoopResultBuilder]: For program point L169-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,946 INFO L857 garLoopResultBuilder]: For program point L103-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,946 INFO L857 garLoopResultBuilder]: For program point L37-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,946 INFO L857 garLoopResultBuilder]: For program point L1028(lines 1028 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,946 INFO L857 garLoopResultBuilder]: For program point L434(lines 434 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,946 INFO L857 garLoopResultBuilder]: For program point L1425(lines 1425 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,946 INFO L857 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2021-08-25 22:35:08,946 INFO L857 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2021-08-25 22:35:08,946 INFO L857 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2021-08-25 22:35:08,946 INFO L857 garLoopResultBuilder]: For program point L1756(lines 1756 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,946 INFO L857 garLoopResultBuilder]: For program point L1096(lines 1096 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,946 INFO L857 garLoopResultBuilder]: For program point L964(lines 964 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,946 INFO L857 garLoopResultBuilder]: For program point L898(lines 898 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,946 INFO L857 garLoopResultBuilder]: For program point L832(lines 832 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,946 INFO L857 garLoopResultBuilder]: For program point L634(lines 634 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,946 INFO L857 garLoopResultBuilder]: For program point L172-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,946 INFO L857 garLoopResultBuilder]: For program point L106-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,946 INFO L857 garLoopResultBuilder]: For program point L40-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,946 INFO L857 garLoopResultBuilder]: For program point L701(lines 701 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,946 INFO L857 garLoopResultBuilder]: For program point L1692(lines 1692 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,946 INFO L857 garLoopResultBuilder]: For program point L1626(lines 1626 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,947 INFO L857 garLoopResultBuilder]: For program point L1494(lines 1494 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,947 INFO L857 garLoopResultBuilder]: For program point L437(lines 437 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,947 INFO L857 garLoopResultBuilder]: For program point L371(lines 371 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,947 INFO L857 garLoopResultBuilder]: For program point L1296(lines 1296 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,947 INFO L857 garLoopResultBuilder]: For program point L239(lines 239 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,947 INFO L857 garLoopResultBuilder]: For program point L1230(lines 1230 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,947 INFO L857 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2021-08-25 22:35:08,947 INFO L857 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2021-08-25 22:35:08,947 INFO L857 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2021-08-25 22:35:08,947 INFO L857 garLoopResultBuilder]: For program point L768(lines 768 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,947 INFO L857 garLoopResultBuilder]: For program point L570(lines 570 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,947 INFO L857 garLoopResultBuilder]: For program point L1363(lines 1363 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,947 INFO L857 garLoopResultBuilder]: For program point L1165(lines 1165 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,947 INFO L857 garLoopResultBuilder]: For program point L505(lines 505 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,947 INFO L857 garLoopResultBuilder]: For program point L307(lines 307 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,947 INFO L857 garLoopResultBuilder]: For program point L175-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,947 INFO L857 garLoopResultBuilder]: For program point L109-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,947 INFO L857 garLoopResultBuilder]: For program point L43-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,947 INFO L857 garLoopResultBuilder]: For program point L1563(lines 1563 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,947 INFO L857 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2021-08-25 22:35:08,947 INFO L857 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2021-08-25 22:35:08,947 INFO L857 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2021-08-25 22:35:08,947 INFO L857 garLoopResultBuilder]: For program point L1035(lines 1035 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,947 INFO L857 garLoopResultBuilder]: For program point L1762(lines 1762 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,947 INFO L857 garLoopResultBuilder]: For program point L1432(lines 1432 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,947 INFO L857 garLoopResultBuilder]: For program point L1102(lines 1102 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,947 INFO L857 garLoopResultBuilder]: For program point L904(lines 904 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,948 INFO L857 garLoopResultBuilder]: For program point L838(lines 838 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,948 INFO L857 garLoopResultBuilder]: For program point L706(lines 706 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,948 INFO L857 garLoopResultBuilder]: For program point L1697(lines 1697 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,948 INFO L857 garLoopResultBuilder]: For program point L1301(lines 1301 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,948 INFO L857 garLoopResultBuilder]: For program point L178-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,948 INFO L857 garLoopResultBuilder]: For program point L112-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,948 INFO L857 garLoopResultBuilder]: For program point L46-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,948 INFO L857 garLoopResultBuilder]: For program point L971(lines 971 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,948 INFO L857 garLoopResultBuilder]: For program point L773(lines 773 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,948 INFO L857 garLoopResultBuilder]: For program point L641(lines 641 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,948 INFO L857 garLoopResultBuilder]: For program point L1632(lines 1632 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,948 INFO L857 garLoopResultBuilder]: For program point L377(lines 377 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,948 INFO L857 garLoopResultBuilder]: For program point L1368(lines 1368 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,948 INFO L857 garLoopResultBuilder]: For program point L245(lines 245 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,948 INFO L857 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2021-08-25 22:35:08,948 INFO L857 garLoopResultBuilder]: For program point L1170(lines 1170 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,948 INFO L857 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2021-08-25 22:35:08,948 INFO L857 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2021-08-25 22:35:08,948 INFO L853 garLoopResultBuilder]: At program point L1501(lines 33 1502) the Hoare annotation is: (let ((.cse2 (+ 87 ~a18~0)) (.cse5 (= ~a12~0 9)) (.cse4 (<= ~a12~0 5)) (.cse3 (<= ~a16~0 11)) (.cse6 (not (= ~a16~0 10))) (.cse0 (<= ~a15~0 3)) (.cse1 (<= ~a12~0 8))) (or (and .cse0 .cse1 (<= 8 ~a12~0)) (and (<= 0 .cse2) .cse0 (<= ~a12~0 6)) (and (= ~a12~0 6) .cse3) (and (<= ~a16~0 8) (<= .cse2 0)) (and .cse4 .cse0) (and .cse5 .cse6 .cse3) (and .cse6 .cse0 .cse3) (and .cse5 .cse6 .cse0) (and .cse6 .cse1 .cse3) (and .cse4 .cse3) (and .cse6 .cse0 .cse1 (<= 7 ~a12~0)))) [2021-08-25 22:35:08,948 INFO L857 garLoopResultBuilder]: For program point L444(lines 444 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,948 INFO L857 garLoopResultBuilder]: For program point L1237(lines 1237 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,949 INFO L857 garLoopResultBuilder]: For program point L577(lines 577 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,949 INFO L857 garLoopResultBuilder]: For program point L511(lines 511 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,949 INFO L857 garLoopResultBuilder]: For program point L313(lines 313 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,949 INFO L857 garLoopResultBuilder]: For program point L181-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,949 INFO L857 garLoopResultBuilder]: For program point L115-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,949 INFO L857 garLoopResultBuilder]: For program point L49-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,949 INFO L857 garLoopResultBuilder]: For program point L1767(lines 1767 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,949 INFO L857 garLoopResultBuilder]: For program point L1569(lines 1569 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,949 INFO L857 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2021-08-25 22:35:08,949 INFO L857 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2021-08-25 22:35:08,949 INFO L857 garLoopResultBuilder]: For program point L1107(lines 1107 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,949 INFO L857 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2021-08-25 22:35:08,949 INFO L857 garLoopResultBuilder]: For program point L1041(lines 1041 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,949 INFO L857 garLoopResultBuilder]: For program point L909(lines 909 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,949 INFO L857 garLoopResultBuilder]: For program point L1438(lines 1438 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,949 INFO L857 garLoopResultBuilder]: For program point L844(lines 844 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,949 INFO L857 garLoopResultBuilder]: For program point L1703(lines 1703 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,949 INFO L857 garLoopResultBuilder]: For program point L646(lines 646 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,949 INFO L857 garLoopResultBuilder]: For program point L1307(lines 1307 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,949 INFO L857 garLoopResultBuilder]: For program point L250(lines 250 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,949 INFO L857 garLoopResultBuilder]: For program point L184-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,949 INFO L857 garLoopResultBuilder]: For program point L118-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,949 INFO L857 garLoopResultBuilder]: For program point L52-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,949 INFO L857 garLoopResultBuilder]: For program point L977(lines 977 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,949 INFO L857 garLoopResultBuilder]: For program point L779(lines 779 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,949 INFO L857 garLoopResultBuilder]: For program point L713(lines 713 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,949 INFO L857 garLoopResultBuilder]: For program point L1638(lines 1638 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,949 INFO L857 garLoopResultBuilder]: For program point L383(lines 383 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,949 INFO L857 garLoopResultBuilder]: For program point L1374(lines 1374 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,950 INFO L857 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2021-08-25 22:35:08,950 INFO L857 garLoopResultBuilder]: For program point L1176(lines 1176 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,950 INFO L857 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2021-08-25 22:35:08,950 INFO L857 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2021-08-25 22:35:08,950 INFO L857 garLoopResultBuilder]: For program point L1507(lines 1507 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,950 INFO L857 garLoopResultBuilder]: For program point L450(lines 450 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,950 INFO L857 garLoopResultBuilder]: For program point L583(lines 583 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,950 INFO L857 garLoopResultBuilder]: For program point L319(lines 319 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,950 INFO L857 garLoopResultBuilder]: For program point L1244(lines 1244 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,950 INFO L857 garLoopResultBuilder]: For program point L187-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,950 INFO L857 garLoopResultBuilder]: For program point L121-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,950 INFO L857 garLoopResultBuilder]: For program point L55-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,950 INFO L857 garLoopResultBuilder]: For program point L1046(lines 1046 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,950 INFO L857 garLoopResultBuilder]: For program point L716(lines 716 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,950 INFO L857 garLoopResultBuilder]: For program point L518(lines 518 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,950 INFO L857 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2021-08-25 22:35:08,950 INFO L857 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2021-08-25 22:35:08,950 INFO L857 garLoopResultBuilder]: For program point L1113(lines 1113 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,950 INFO L857 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2021-08-25 22:35:08,950 INFO L857 garLoopResultBuilder]: For program point L915(lines 915 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,950 INFO L853 garLoopResultBuilder]: At program point L1774(lines 1504 1775) the Hoare annotation is: (let ((.cse2 (+ 87 ~a18~0)) (.cse5 (= ~a12~0 9)) (.cse4 (<= ~a12~0 5)) (.cse3 (<= ~a16~0 11)) (.cse6 (not (= ~a16~0 10))) (.cse0 (<= ~a15~0 3)) (.cse1 (<= ~a12~0 8))) (or (and .cse0 .cse1 (<= 8 ~a12~0)) (and (<= 0 .cse2) .cse0 (<= ~a12~0 6)) (and (= ~a12~0 6) .cse3) (and (<= ~a16~0 8) (<= .cse2 0)) (and .cse4 .cse0) (and .cse5 .cse6 .cse3) (and .cse6 .cse0 .cse3) (and .cse5 .cse6 .cse0) (and .cse6 .cse1 .cse3) (and .cse4 .cse3) (and .cse6 .cse0 .cse1 (<= 7 ~a12~0)))) [2021-08-25 22:35:08,950 INFO L857 garLoopResultBuilder]: For program point L651(lines 651 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,950 INFO L857 garLoopResultBuilder]: For program point L1576(lines 1576 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,950 INFO L857 garLoopResultBuilder]: For program point L453(lines 453 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,950 INFO L857 garLoopResultBuilder]: For program point L1444(lines 1444 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,950 INFO L857 garLoopResultBuilder]: For program point L850(lines 850 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,951 INFO L857 garLoopResultBuilder]: For program point L1709(lines 1709 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,951 INFO L857 garLoopResultBuilder]: For program point L1643(lines 1643 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,951 INFO L857 garLoopResultBuilder]: For program point L1313(lines 1313 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,951 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-25 22:35:08,951 INFO L857 garLoopResultBuilder]: For program point L256(lines 256 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,951 INFO L857 garLoopResultBuilder]: For program point L190-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,951 INFO L857 garLoopResultBuilder]: For program point L124-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,951 INFO L857 garLoopResultBuilder]: For program point L58-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,951 INFO L857 garLoopResultBuilder]: For program point L785(lines 785 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,951 INFO L857 garLoopResultBuilder]: For program point L1380(lines 1380 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,951 INFO L857 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2021-08-25 22:35:08,951 INFO L857 garLoopResultBuilder]: For program point L1182(lines 1182 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,951 INFO L857 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2021-08-25 22:35:08,951 INFO L857 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2021-08-25 22:35:08,951 INFO L857 garLoopResultBuilder]: For program point L984(lines 984 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,951 INFO L860 garLoopResultBuilder]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2021-08-25 22:35:08,951 INFO L857 garLoopResultBuilder]: For program point L588(lines 588 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,951 INFO L857 garLoopResultBuilder]: For program point L1513(lines 1513 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,951 INFO L857 garLoopResultBuilder]: For program point L390(lines 390 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,951 INFO L857 garLoopResultBuilder]: For program point L325(lines 325 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,951 INFO L857 garLoopResultBuilder]: For program point L193-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,951 INFO L857 garLoopResultBuilder]: For program point L127-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,951 INFO L857 garLoopResultBuilder]: For program point L61-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,951 INFO L857 garLoopResultBuilder]: For program point L1052(lines 1052 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,951 INFO L857 garLoopResultBuilder]: For program point L788(lines 788 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,951 INFO L857 garLoopResultBuilder]: For program point L722(lines 722 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,951 INFO L857 garLoopResultBuilder]: For program point L1251(lines 1251 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,951 INFO L857 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2021-08-25 22:35:08,951 INFO L857 garLoopResultBuilder]: For program point L1185(lines 1185 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,952 INFO L857 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2021-08-25 22:35:08,952 INFO L857 garLoopResultBuilder]: For program point L1119(lines 1119 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,952 INFO L857 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2021-08-25 22:35:08,952 INFO L857 garLoopResultBuilder]: For program point L1714(lines 1714 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,952 INFO L857 garLoopResultBuilder]: For program point L1648(lines 1648 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,952 INFO L857 garLoopResultBuilder]: For program point L525(lines 525 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,952 INFO L857 garLoopResultBuilder]: For program point L459(lines 459 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,952 INFO L857 garLoopResultBuilder]: For program point L1450(lines 1450 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,952 INFO L857 garLoopResultBuilder]: For program point L922(lines 922 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,952 INFO L857 garLoopResultBuilder]: For program point L856(lines 856 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,952 INFO L857 garLoopResultBuilder]: For program point L658(lines 658 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,952 INFO L857 garLoopResultBuilder]: For program point L1583(lines 1583 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,952 INFO L857 garLoopResultBuilder]: For program point L1385(lines 1385 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,952 INFO L857 garLoopResultBuilder]: For program point L1319(lines 1319 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,952 INFO L857 garLoopResultBuilder]: For program point L262(lines 262 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,952 INFO L857 garLoopResultBuilder]: For program point L196-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,952 INFO L857 garLoopResultBuilder]: For program point L130-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,952 INFO L857 garLoopResultBuilder]: For program point L64-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,952 INFO L857 garLoopResultBuilder]: For program point L989(lines 989 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,952 INFO L857 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2021-08-25 22:35:08,952 INFO L857 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2021-08-25 22:35:08,952 INFO L857 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2021-08-25 22:35:08,952 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-25 22:35:08,952 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 212) no Hoare annotation was computed. [2021-08-25 22:35:08,953 INFO L853 garLoopResultBuilder]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (let ((.cse2 (+ 87 ~a18~0)) (.cse5 (= ~a12~0 9)) (.cse4 (<= ~a12~0 5)) (.cse3 (<= ~a16~0 11)) (.cse6 (not (= ~a16~0 10))) (.cse0 (<= ~a15~0 3)) (.cse1 (<= ~a12~0 8))) (or (and .cse0 .cse1 (<= 8 ~a12~0)) (and (<= 0 .cse2) .cse0 (<= ~a12~0 6)) (and (= ~a12~0 6) .cse3) (and (<= ~a16~0 8) (<= .cse2 0)) (and .cse4 .cse0) (and .cse5 .cse6 .cse3) (and .cse6 .cse0 .cse3) (and .cse5 .cse6 .cse0) (and .cse6 .cse1 .cse3) (and .cse4 .cse3) (and .cse6 .cse0 .cse1 (<= 7 ~a12~0)))) [2021-08-25 22:35:08,953 INFO L857 garLoopResultBuilder]: For program point L594(lines 594 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,953 INFO L857 garLoopResultBuilder]: For program point L396(lines 396 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,953 INFO L857 garLoopResultBuilder]: For program point L727(lines 727 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,953 INFO L857 garLoopResultBuilder]: For program point L1520(lines 1520 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,953 INFO L857 garLoopResultBuilder]: For program point L331(lines 331 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,953 INFO L857 garLoopResultBuilder]: For program point L199-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,953 INFO L857 garLoopResultBuilder]: For program point L133-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,953 INFO L857 garLoopResultBuilder]: For program point L1124(lines 1124 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,953 INFO L857 garLoopResultBuilder]: For program point L67-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,953 INFO L857 garLoopResultBuilder]: For program point L1058(lines 1058 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,954 INFO L857 garLoopResultBuilder]: For program point L794(lines 794 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,954 INFO L857 garLoopResultBuilder]: For program point L1719(lines 1719 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,954 INFO L857 garLoopResultBuilder]: For program point L464(lines 464 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,954 INFO L857 garLoopResultBuilder]: For program point L1257(lines 1257 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,954 INFO L857 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2021-08-25 22:35:08,954 INFO L857 garLoopResultBuilder]: For program point L1191(lines 1191 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,954 INFO L857 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2021-08-25 22:35:08,954 INFO L857 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2021-08-25 22:35:08,954 INFO L857 garLoopResultBuilder]: For program point L927(lines 927 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,954 INFO L857 garLoopResultBuilder]: For program point L861(lines 861 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,954 INFO L857 garLoopResultBuilder]: For program point L531(lines 531 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,954 INFO L857 garLoopResultBuilder]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,954 INFO L857 garLoopResultBuilder]: For program point L1324(lines 1324 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,954 INFO L857 garLoopResultBuilder]: For program point L267(lines 267 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,954 INFO L857 garLoopResultBuilder]: For program point L1655(lines 1655 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,954 INFO L857 garLoopResultBuilder]: For program point L1589(lines 1589 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,954 INFO L857 garLoopResultBuilder]: For program point L1391(lines 1391 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,954 INFO L857 garLoopResultBuilder]: For program point L202-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,954 INFO L857 garLoopResultBuilder]: For program point L136-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,954 INFO L857 garLoopResultBuilder]: For program point L70-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,954 INFO L857 garLoopResultBuilder]: For program point L1788(line 1788) no Hoare annotation was computed. [2021-08-25 22:35:08,954 INFO L857 garLoopResultBuilder]: For program point L665(lines 665 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,954 INFO L857 garLoopResultBuilder]: For program point L599(lines 599 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,954 INFO L857 garLoopResultBuilder]: For program point L467(lines 467 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,954 INFO L857 garLoopResultBuilder]: For program point L401(lines 401 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,954 INFO L857 garLoopResultBuilder]: For program point L1260(lines 1260 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,954 INFO L857 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2021-08-25 22:35:08,954 INFO L857 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2021-08-25 22:35:08,954 INFO L857 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2021-08-25 22:35:08,955 INFO L857 garLoopResultBuilder]: For program point L996(lines 996 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,955 INFO L857 garLoopResultBuilder]: For program point L1525(lines 1525 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,955 INFO L857 garLoopResultBuilder]: For program point L1459(lines 1459 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,955 INFO L857 garLoopResultBuilder]: For program point L799(lines 799 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,955 INFO L857 garLoopResultBuilder]: For program point L733(lines 733 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,955 INFO L857 garLoopResultBuilder]: For program point L337(lines 337 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,955 INFO L857 garLoopResultBuilder]: For program point L205-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,955 INFO L857 garLoopResultBuilder]: For program point L139-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,955 INFO L857 garLoopResultBuilder]: For program point L1130(lines 1130 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,955 INFO L857 garLoopResultBuilder]: For program point L73-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,955 INFO L857 garLoopResultBuilder]: For program point L932(lines 932 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,955 INFO L857 garLoopResultBuilder]: For program point L1725(lines 1725 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,955 INFO L857 garLoopResultBuilder]: For program point L272(lines 272 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,955 INFO L857 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2021-08-25 22:35:08,955 INFO L857 garLoopResultBuilder]: For program point L1197(lines 1197 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,955 INFO L857 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2021-08-25 22:35:08,955 INFO L857 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2021-08-25 22:35:08,955 INFO L857 garLoopResultBuilder]: For program point L1065(lines 1065 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,955 INFO L857 garLoopResultBuilder]: For program point L867(lines 867 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,955 INFO L857 garLoopResultBuilder]: For program point L537(lines 537 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,955 INFO L857 garLoopResultBuilder]: For program point L1396(lines 1396 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,955 INFO L857 garLoopResultBuilder]: For program point L1661(lines 1661 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,955 INFO L857 garLoopResultBuilder]: For program point L604(lines 604 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,955 INFO L857 garLoopResultBuilder]: For program point L1595(lines 1595 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,955 INFO L857 garLoopResultBuilder]: For program point L1331(lines 1331 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,955 INFO L857 garLoopResultBuilder]: For program point L208-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,955 INFO L857 garLoopResultBuilder]: For program point L142-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,955 INFO L857 garLoopResultBuilder]: For program point L76-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,956 INFO L857 garLoopResultBuilder]: For program point L671(lines 671 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,956 INFO L857 garLoopResultBuilder]: For program point L473(lines 473 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,956 INFO L857 garLoopResultBuilder]: For program point L1266(lines 1266 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,956 INFO L857 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2021-08-25 22:35:08,956 INFO L857 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2021-08-25 22:35:08,956 INFO L857 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2021-08-25 22:35:08,956 INFO L857 garLoopResultBuilder]: For program point L738(lines 738 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,956 INFO L857 garLoopResultBuilder]: For program point L1531(lines 1531 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,956 INFO L857 garLoopResultBuilder]: For program point L408(lines 408 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,956 INFO L857 garLoopResultBuilder]: For program point L1135(lines 1135 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,956 INFO L857 garLoopResultBuilder]: For program point L1003(lines 1003 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,956 INFO L857 garLoopResultBuilder]: For program point L1466(lines 1466 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,956 INFO L857 garLoopResultBuilder]: For program point L343(lines 343 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,956 INFO L857 garLoopResultBuilder]: For program point L211-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,956 INFO L857 garLoopResultBuilder]: For program point L145-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,956 INFO L857 garLoopResultBuilder]: For program point L79-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,956 INFO L857 garLoopResultBuilder]: For program point L806(lines 806 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,956 INFO L857 garLoopResultBuilder]: For program point L1731(lines 1731 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,956 INFO L857 garLoopResultBuilder]: For program point L674(lines 674 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,956 INFO L857 garLoopResultBuilder]: For program point L278(lines 278 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,956 INFO L857 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2021-08-25 22:35:08,956 INFO L857 garLoopResultBuilder]: For program point L1203(lines 1203 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,956 INFO L857 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2021-08-25 22:35:08,956 INFO L857 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2021-08-25 22:35:08,956 INFO L857 garLoopResultBuilder]: For program point L1071(lines 1071 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,956 INFO L857 garLoopResultBuilder]: For program point L939(lines 939 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,956 INFO L857 garLoopResultBuilder]: For program point L873(lines 873 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,957 INFO L857 garLoopResultBuilder]: For program point L1666(lines 1666 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,957 INFO L857 garLoopResultBuilder]: For program point L543(lines 543 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,957 INFO L857 garLoopResultBuilder]: For program point L1402(lines 1402 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,957 INFO L857 garLoopResultBuilder]: For program point L610(lines 610 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,957 INFO L857 garLoopResultBuilder]: For program point L1601(lines 1601 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,957 INFO L857 garLoopResultBuilder]: For program point L1337(lines 1337 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,957 INFO L857 garLoopResultBuilder]: For program point L214-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,957 INFO L857 garLoopResultBuilder]: For program point L148-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,957 INFO L857 garLoopResultBuilder]: For program point L82-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,957 INFO L857 garLoopResultBuilder]: For program point L479(lines 479 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,957 INFO L857 garLoopResultBuilder]: For program point L1272(lines 1272 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,957 INFO L857 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2021-08-25 22:35:08,957 INFO L857 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2021-08-25 22:35:08,957 INFO L857 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2021-08-25 22:35:08,957 INFO L857 garLoopResultBuilder]: For program point L744(lines 744 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,957 INFO L857 garLoopResultBuilder]: For program point L1537(lines 1537 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,957 INFO L857 garLoopResultBuilder]: For program point L1471(lines 1471 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,957 INFO L857 garLoopResultBuilder]: For program point L414(lines 414 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,957 INFO L857 garLoopResultBuilder]: For program point L348(lines 348 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,957 INFO L857 garLoopResultBuilder]: For program point L1141(lines 1141 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,957 INFO L857 garLoopResultBuilder]: For program point L1009(lines 1009 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,957 INFO L857 garLoopResultBuilder]: For program point L151-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,957 INFO L857 garLoopResultBuilder]: For program point L85-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,957 INFO L857 garLoopResultBuilder]: For program point L812(lines 812 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,957 INFO L857 garLoopResultBuilder]: For program point L1737(lines 1737 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,957 INFO L857 garLoopResultBuilder]: For program point L680(lines 680 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,957 INFO L857 garLoopResultBuilder]: For program point L548(lines 548 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,957 INFO L857 garLoopResultBuilder]: For program point L1407(lines 1407 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,958 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-25 22:35:08,958 INFO L857 garLoopResultBuilder]: For program point L284(lines 284 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,958 INFO L857 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2021-08-25 22:35:08,958 INFO L857 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2021-08-25 22:35:08,958 INFO L857 garLoopResultBuilder]: For program point L1077(lines 1077 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,958 INFO L857 garLoopResultBuilder]: For program point L945(lines 945 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,958 INFO L857 garLoopResultBuilder]: For program point L879(lines 879 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,958 INFO L857 garLoopResultBuilder]: For program point L1210(lines 1210 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,958 INFO L857 garLoopResultBuilder]: For program point L1673(lines 1673 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,958 INFO L857 garLoopResultBuilder]: For program point L616(lines 616 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,958 INFO L857 garLoopResultBuilder]: For program point L1607(lines 1607 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,958 INFO L857 garLoopResultBuilder]: For program point L1277(lines 1277 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,958 INFO L857 garLoopResultBuilder]: For program point L154-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,958 INFO L857 garLoopResultBuilder]: For program point L88-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,958 INFO L857 garLoopResultBuilder]: For program point L1476(lines 1476 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,958 INFO L857 garLoopResultBuilder]: For program point L1344(lines 1344 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,958 INFO L857 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2021-08-25 22:35:08,958 INFO L857 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2021-08-25 22:35:08,958 INFO L857 garLoopResultBuilder]: For program point L486(lines 486 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,958 INFO L857 garLoopResultBuilder]: For program point L1147(lines 1147 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,958 INFO L857 garLoopResultBuilder]: For program point L1015(lines 1015 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,958 INFO L857 garLoopResultBuilder]: For program point L751(lines 751 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,958 INFO L857 garLoopResultBuilder]: For program point L553(lines 553 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,958 INFO L857 garLoopResultBuilder]: For program point L1544(lines 1544 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,958 INFO L857 garLoopResultBuilder]: For program point L421(lines 421 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,958 INFO L857 garLoopResultBuilder]: For program point L355(lines 355 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,958 INFO L857 garLoopResultBuilder]: For program point L289(lines 289 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,958 INFO L857 garLoopResultBuilder]: For program point L223(lines 223 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,958 INFO L857 garLoopResultBuilder]: For program point L157-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,959 INFO L857 garLoopResultBuilder]: For program point L91-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,959 INFO L857 garLoopResultBuilder]: For program point L818(lines 818 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,959 INFO L857 garLoopResultBuilder]: For program point L1743(lines 1743 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,959 INFO L857 garLoopResultBuilder]: For program point L1413(lines 1413 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,959 INFO L857 garLoopResultBuilder]: For program point L1215(lines 1215 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,959 INFO L857 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2021-08-25 22:35:08,959 INFO L857 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2021-08-25 22:35:08,959 INFO L857 garLoopResultBuilder]: For program point L1083(lines 1083 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,959 INFO L857 garLoopResultBuilder]: For program point L885(lines 885 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,959 INFO L857 garLoopResultBuilder]: For program point L687(lines 687 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,959 INFO L857 garLoopResultBuilder]: For program point L952(lines 952 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,959 INFO L857 garLoopResultBuilder]: For program point L1679(lines 1679 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,959 INFO L857 garLoopResultBuilder]: For program point L622(lines 622 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,959 INFO L857 garLoopResultBuilder]: For program point L1613(lines 1613 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,959 INFO L857 garLoopResultBuilder]: For program point L160-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,959 INFO L857 garLoopResultBuilder]: For program point L94-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,959 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-25 22:35:08,959 INFO L857 garLoopResultBuilder]: For program point L1482(lines 1482 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,959 INFO L857 garLoopResultBuilder]: For program point L1284(lines 1284 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,959 INFO L857 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2021-08-25 22:35:08,959 INFO L857 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2021-08-25 22:35:08,959 INFO L857 garLoopResultBuilder]: For program point L756(lines 756 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,959 INFO L857 garLoopResultBuilder]: For program point L690(lines 690 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,959 INFO L857 garLoopResultBuilder]: For program point L558(lines 558 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,959 INFO L857 garLoopResultBuilder]: For program point L360(lines 360 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,959 INFO L857 garLoopResultBuilder]: For program point L1351(lines 1351 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,959 INFO L857 garLoopResultBuilder]: For program point L228(lines 228 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,959 INFO L857 garLoopResultBuilder]: For program point L1153(lines 1153 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,960 INFO L857 garLoopResultBuilder]: For program point L1021(lines 1021 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,960 INFO L857 garLoopResultBuilder]: For program point L1550(lines 1550 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,960 INFO L857 garLoopResultBuilder]: For program point L493(lines 493 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,960 INFO L857 garLoopResultBuilder]: For program point L427(lines 427 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,960 INFO L857 garLoopResultBuilder]: For program point L295(lines 295 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,960 INFO L857 garLoopResultBuilder]: For program point L163-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,960 INFO L857 garLoopResultBuilder]: For program point L97-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,960 INFO L857 garLoopResultBuilder]: For program point L1749(lines 1749 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,960 INFO L857 garLoopResultBuilder]: For program point L1419(lines 1419 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,960 INFO L857 garLoopResultBuilder]: For program point L1221(lines 1221 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,960 INFO L857 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2021-08-25 22:35:08,960 INFO L857 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2021-08-25 22:35:08,960 INFO L857 garLoopResultBuilder]: For program point L1089(lines 1089 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,960 INFO L857 garLoopResultBuilder]: For program point L825(lines 825 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,960 INFO L857 garLoopResultBuilder]: For program point L958(lines 958 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,960 INFO L857 garLoopResultBuilder]: For program point L892(lines 892 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,960 INFO L857 garLoopResultBuilder]: For program point L1685(lines 1685 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,960 INFO L857 garLoopResultBuilder]: For program point L628(lines 628 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,960 INFO L857 garLoopResultBuilder]: For program point L1619(lines 1619 1773) no Hoare annotation was computed. [2021-08-25 22:35:08,960 INFO L857 garLoopResultBuilder]: For program point L1487(lines 1487 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,960 INFO L857 garLoopResultBuilder]: For program point L166-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,960 INFO L857 garLoopResultBuilder]: For program point L100-1(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,960 INFO L857 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2021-08-25 22:35:08,960 INFO L857 garLoopResultBuilder]: For program point L34-2(lines 33 1502) no Hoare annotation was computed. [2021-08-25 22:35:08,960 INFO L857 garLoopResultBuilder]: For program point L1290(lines 1290 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,960 INFO L857 garLoopResultBuilder]: For program point L233(lines 233 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,960 INFO L857 garLoopResultBuilder]: For program point L1224(lines 1224 1500) no Hoare annotation was computed. [2021-08-25 22:35:08,960 INFO L857 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2021-08-25 22:35:08,961 INFO L857 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2021-08-25 22:35:08,961 INFO L857 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2021-08-25 22:35:08,964 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-25 22:35:09,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.08 10:35:09 BoogieIcfgContainer [2021-08-25 22:35:09,007 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-25 22:35:09,007 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-25 22:35:09,007 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-25 22:35:09,008 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-25 22:35:09,008 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.08 10:34:33" (3/4) ... [2021-08-25 22:35:09,010 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-25 22:35:09,058 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-08-25 22:35:09,059 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-08-25 22:35:09,060 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-25 22:35:09,062 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-25 22:35:09,185 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-25 22:35:09,186 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-25 22:35:09,187 INFO L168 Benchmark]: Toolchain (without parser) took 38386.95 ms. Allocated memory was 58.7 MB in the beginning and 1.7 GB in the end (delta: 1.6 GB). Free memory was 39.5 MB in the beginning and 1.5 GB in the end (delta: -1.5 GB). Peak memory consumption was 167.4 MB. Max. memory is 16.1 GB. [2021-08-25 22:35:09,187 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 48.2 MB. Free memory was 30.8 MB in the beginning and 30.8 MB in the end (delta: 31.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-25 22:35:09,187 INFO L168 Benchmark]: CACSL2BoogieTranslator took 675.90 ms. Allocated memory was 58.7 MB in the beginning and 75.5 MB in the end (delta: 16.8 MB). Free memory was 39.4 MB in the beginning and 46.5 MB in the end (delta: -7.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 16.1 GB. [2021-08-25 22:35:09,188 INFO L168 Benchmark]: Boogie Procedure Inliner took 149.85 ms. Allocated memory is still 75.5 MB. Free memory was 46.5 MB in the beginning and 32.5 MB in the end (delta: 14.0 MB). Peak memory consumption was 21.7 MB. Max. memory is 16.1 GB. [2021-08-25 22:35:09,188 INFO L168 Benchmark]: Boogie Preprocessor took 184.40 ms. Allocated memory is still 75.5 MB. Free memory was 32.5 MB in the beginning and 27.0 MB in the end (delta: 5.5 MB). Peak memory consumption was 13.4 MB. Max. memory is 16.1 GB. [2021-08-25 22:35:09,188 INFO L168 Benchmark]: RCFGBuilder took 1718.94 ms. Allocated memory was 75.5 MB in the beginning and 276.8 MB in the end (delta: 201.3 MB). Free memory was 27.0 MB in the beginning and 212.1 MB in the end (delta: -185.1 MB). Peak memory consumption was 110.3 MB. Max. memory is 16.1 GB. [2021-08-25 22:35:09,188 INFO L168 Benchmark]: TraceAbstraction took 35472.76 ms. Allocated memory was 276.8 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 212.1 MB in the beginning and 1.5 GB in the end (delta: -1.3 GB). Peak memory consumption was 942.9 MB. Max. memory is 16.1 GB. [2021-08-25 22:35:09,189 INFO L168 Benchmark]: Witness Printer took 178.44 ms. Allocated memory is still 1.7 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 37.1 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. [2021-08-25 22:35:09,190 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 48.2 MB. Free memory was 30.8 MB in the beginning and 30.8 MB in the end (delta: 31.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 675.90 ms. Allocated memory was 58.7 MB in the beginning and 75.5 MB in the end (delta: 16.8 MB). Free memory was 39.4 MB in the beginning and 46.5 MB in the end (delta: -7.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 149.85 ms. Allocated memory is still 75.5 MB. Free memory was 46.5 MB in the beginning and 32.5 MB in the end (delta: 14.0 MB). Peak memory consumption was 21.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 184.40 ms. Allocated memory is still 75.5 MB. Free memory was 32.5 MB in the beginning and 27.0 MB in the end (delta: 5.5 MB). Peak memory consumption was 13.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1718.94 ms. Allocated memory was 75.5 MB in the beginning and 276.8 MB in the end (delta: 201.3 MB). Free memory was 27.0 MB in the beginning and 212.1 MB in the end (delta: -185.1 MB). Peak memory consumption was 110.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 35472.76 ms. Allocated memory was 276.8 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 212.1 MB in the beginning and 1.5 GB in the end (delta: -1.3 GB). Peak memory consumption was 942.9 MB. Max. memory is 16.1 GB. * Witness Printer took 178.44 ms. Allocated memory is still 1.7 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 37.1 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. * 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: 212]: 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, 396 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 35362.3ms, OverallIterations: 14, TraceHistogramMax: 10, EmptinessCheckTime: 201.9ms, AutomataDifference: 15102.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 475.7ms, InitialAbstractionConstructionTime: 14.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 2920 SDtfs, 4165 SDslu, 92 SDs, 0 SdLazy, 13037 SolverSat, 2458 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10834.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5342 GetRequests, 5307 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 171.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=17770occurred in iteration=11, InterpolantAutomatonStates: 44, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 1462.0ms AutomataMinimizationTime, 14 MinimizatonAttempts, 3290 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 169 NumberOfFragments, 334 HoareAnnotationTreeSize, 4 FomulaSimplifications, 3489 FormulaSimplificationTreeSizeReduction, 62.2ms HoareSimplificationTime, 4 FomulaSimplificationsInter, 705 FormulaSimplificationTreeSizeReductionInter, 405.6ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 379.2ms SsaConstructionTime, 1273.7ms SatisfiabilityAnalysisTime, 12742.7ms InterpolantComputationTime, 17928 NumberOfCodeBlocks, 17928 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 17910 ConstructedInterpolants, 0 QuantifiedInterpolants, 53529 SizeOfPredicates, 0 NumberOfNonLiveVariables, 6371 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 18 InterpolantComputations, 14 PerfectInterpolantSequences, 49404/50133 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 1 specifications checked. All of them hold - InvariantResult [Line: 1504]: Loop Invariant Derived loop invariant: (((((((((((a15 <= 3 && a12 <= 8) && 8 <= a12) || ((0 <= 87 + a18 && a15 <= 3) && a12 <= 6)) || (a12 == 6 && a16 <= 11)) || (a16 <= 8 && 87 + a18 <= 0)) || (a12 <= 5 && a15 <= 3)) || ((a12 == 9 && !(a16 == 10)) && a16 <= 11)) || ((!(a16 == 10) && a15 <= 3) && a16 <= 11)) || ((a12 == 9 && !(a16 == 10)) && a15 <= 3)) || ((!(a16 == 10) && a12 <= 8) && a16 <= 11)) || (a12 <= 5 && a16 <= 11)) || (((!(a16 == 10) && a15 <= 3) && a12 <= 8) && 7 <= a12) - InvariantResult [Line: 1783]: Loop Invariant Derived loop invariant: (((((((((((a15 <= 3 && a12 <= 8) && 8 <= a12) || ((0 <= 87 + a18 && a15 <= 3) && a12 <= 6)) || (a12 == 6 && a16 <= 11)) || (a16 <= 8 && 87 + a18 <= 0)) || (a12 <= 5 && a15 <= 3)) || ((a12 == 9 && !(a16 == 10)) && a16 <= 11)) || ((!(a16 == 10) && a15 <= 3) && a16 <= 11)) || ((a12 == 9 && !(a16 == 10)) && a15 <= 3)) || ((!(a16 == 10) && a12 <= 8) && a16 <= 11)) || (a12 <= 5 && a16 <= 11)) || (((!(a16 == 10) && a15 <= 3) && a12 <= 8) && 7 <= a12) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((((((a15 <= 3 && a12 <= 8) && 8 <= a12) || ((0 <= 87 + a18 && a15 <= 3) && a12 <= 6)) || (a12 == 6 && a16 <= 11)) || (a16 <= 8 && 87 + a18 <= 0)) || (a12 <= 5 && a15 <= 3)) || ((a12 == 9 && !(a16 == 10)) && a16 <= 11)) || ((!(a16 == 10) && a15 <= 3) && a16 <= 11)) || ((a12 == 9 && !(a16 == 10)) && a15 <= 3)) || ((!(a16 == 10) && a12 <= 8) && a16 <= 11)) || (a12 <= 5 && a16 <= 11)) || (((!(a16 == 10) && a15 <= 3) && a12 <= 8) && 7 <= a12) - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-08-25 22:35:09,222 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...