./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label03.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 54858612 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/Problem01_label03.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 bef876005636bf548db5580f3203c30e62acf939 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-25 19:43:40,577 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-25 19:43:40,580 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-25 19:43:40,616 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-25 19:43:40,616 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-25 19:43:40,618 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-25 19:43:40,620 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-25 19:43:40,623 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-25 19:43:40,625 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-25 19:43:40,626 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-25 19:43:40,628 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-25 19:43:40,630 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-25 19:43:40,630 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-25 19:43:40,632 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-25 19:43:40,633 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-25 19:43:40,635 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-25 19:43:40,644 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-25 19:43:40,647 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-25 19:43:40,654 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-25 19:43:40,656 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-25 19:43:40,661 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-25 19:43:40,665 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-25 19:43:40,669 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-25 19:43:40,671 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-25 19:43:40,674 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-25 19:43:40,679 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-25 19:43:40,679 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-25 19:43:40,681 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-25 19:43:40,686 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-25 19:43:40,687 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-25 19:43:40,688 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-25 19:43:40,689 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-25 19:43:40,691 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-25 19:43:40,692 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-25 19:43:40,694 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-25 19:43:40,695 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-25 19:43:40,696 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-25 19:43:40,697 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-25 19:43:40,697 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-25 19:43:40,700 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-25 19:43:40,701 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-25 19:43:40,702 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-25 19:43:40,761 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-25 19:43:40,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-25 19:43:40,766 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-25 19:43:40,766 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-25 19:43:40,767 INFO L138 SettingsManager]: * Use SBE=true [2020-10-25 19:43:40,767 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-25 19:43:40,767 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-25 19:43:40,768 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-25 19:43:40,768 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-25 19:43:40,768 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-25 19:43:40,770 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-25 19:43:40,770 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-25 19:43:40,770 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-25 19:43:40,771 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-25 19:43:40,771 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-25 19:43:40,771 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-25 19:43:40,771 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-25 19:43:40,772 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-25 19:43:40,772 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-25 19:43:40,772 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-25 19:43:40,772 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-25 19:43:40,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 19:43:40,773 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-25 19:43:40,773 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-25 19:43:40,774 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-25 19:43:40,774 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-25 19:43:40,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-25 19:43:40,774 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-25 19:43:40,775 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-25 19:43:40,775 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bef876005636bf548db5580f3203c30e62acf939 [2020-10-25 19:43:41,228 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-25 19:43:41,261 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-25 19:43:41,265 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-25 19:43:41,266 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-25 19:43:41,267 INFO L275 PluginConnector]: CDTParser initialized [2020-10-25 19:43:41,269 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label03.c [2020-10-25 19:43:41,358 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/962ec7e1e/d8feec77ebd74a2885a46bb4bd51a772/FLAGad8e08341 [2020-10-25 19:43:42,270 INFO L306 CDTParser]: Found 1 translation units. [2020-10-25 19:43:42,271 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label03.c [2020-10-25 19:43:42,307 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/962ec7e1e/d8feec77ebd74a2885a46bb4bd51a772/FLAGad8e08341 [2020-10-25 19:43:42,459 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/962ec7e1e/d8feec77ebd74a2885a46bb4bd51a772 [2020-10-25 19:43:42,462 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-25 19:43:42,469 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-25 19:43:42,471 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-25 19:43:42,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-25 19:43:42,480 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-25 19:43:42,481 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 07:43:42" (1/1) ... [2020-10-25 19:43:42,486 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e7d06ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 07:43:42, skipping insertion in model container [2020-10-25 19:43:42,487 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 07:43:42" (1/1) ... [2020-10-25 19:43:42,497 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-25 19:43:42,587 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-25 19:43:43,001 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 19:43:43,021 INFO L203 MainTranslator]: Completed pre-run [2020-10-25 19:43:43,132 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 19:43:43,163 INFO L208 MainTranslator]: Completed translation [2020-10-25 19:43:43,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 07:43:43 WrapperNode [2020-10-25 19:43:43,165 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-25 19:43:43,167 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-25 19:43:43,167 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-25 19:43:43,167 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-25 19:43:43,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 07:43:43" (1/1) ... [2020-10-25 19:43:43,222 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 07:43:43" (1/1) ... [2020-10-25 19:43:43,328 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-25 19:43:43,329 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-25 19:43:43,330 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-25 19:43:43,330 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-25 19:43:43,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 07:43:43" (1/1) ... [2020-10-25 19:43:43,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 07:43:43" (1/1) ... [2020-10-25 19:43:43,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 07:43:43" (1/1) ... [2020-10-25 19:43:43,345 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 07:43:43" (1/1) ... [2020-10-25 19:43:43,367 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 07:43:43" (1/1) ... [2020-10-25 19:43:43,377 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 07:43:43" (1/1) ... [2020-10-25 19:43:43,384 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 07:43:43" (1/1) ... [2020-10-25 19:43:43,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-25 19:43:43,395 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-25 19:43:43,396 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-25 19:43:43,396 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-25 19:43:43,397 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 07:43:43" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 19:43:43,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-25 19:43:43,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-25 19:43:43,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-25 19:43:43,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-25 19:43:45,209 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-25 19:43:45,211 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-10-25 19:43:45,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 07:43:45 BoogieIcfgContainer [2020-10-25 19:43:45,216 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-25 19:43:45,221 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-25 19:43:45,221 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-25 19:43:45,230 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-25 19:43:45,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 07:43:42" (1/3) ... [2020-10-25 19:43:45,234 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ef8be8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 07:43:45, skipping insertion in model container [2020-10-25 19:43:45,235 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 07:43:43" (2/3) ... [2020-10-25 19:43:45,235 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ef8be8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 07:43:45, skipping insertion in model container [2020-10-25 19:43:45,236 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 07:43:45" (3/3) ... [2020-10-25 19:43:45,237 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem01_label03.c [2020-10-25 19:43:45,265 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-25 19:43:45,277 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-25 19:43:45,291 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-25 19:43:45,322 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-25 19:43:45,322 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-25 19:43:45,323 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-25 19:43:45,323 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-25 19:43:45,323 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-25 19:43:45,323 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-25 19:43:45,324 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-25 19:43:45,324 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-25 19:43:45,345 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states. [2020-10-25 19:43:45,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-10-25 19:43:45,360 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 19:43:45,361 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 19:43:45,361 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 19:43:45,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 19:43:45,368 INFO L82 PathProgramCache]: Analyzing trace with hash -1437018794, now seen corresponding path program 1 times [2020-10-25 19:43:45,379 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 19:43:45,379 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352332627] [2020-10-25 19:43:45,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 19:43:45,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 19:43:46,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 19:43:46,159 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352332627] [2020-10-25 19:43:46,160 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 19:43:46,161 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 19:43:46,162 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051074341] [2020-10-25 19:43:46,168 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 19:43:46,168 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 19:43:46,184 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 19:43:46,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-25 19:43:46,187 INFO L87 Difference]: Start difference. First operand 199 states. Second operand 4 states. [2020-10-25 19:43:48,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 19:43:48,154 INFO L93 Difference]: Finished difference Result 663 states and 1179 transitions. [2020-10-25 19:43:48,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-25 19:43:48,156 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 129 [2020-10-25 19:43:48,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 19:43:48,182 INFO L225 Difference]: With dead ends: 663 [2020-10-25 19:43:48,182 INFO L226 Difference]: Without dead ends: 397 [2020-10-25 19:43:48,187 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-25 19:43:48,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states. [2020-10-25 19:43:48,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 397. [2020-10-25 19:43:48,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 397 states. [2020-10-25 19:43:48,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 517 transitions. [2020-10-25 19:43:48,271 INFO L78 Accepts]: Start accepts. Automaton has 397 states and 517 transitions. Word has length 129 [2020-10-25 19:43:48,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 19:43:48,274 INFO L481 AbstractCegarLoop]: Abstraction has 397 states and 517 transitions. [2020-10-25 19:43:48,275 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 19:43:48,276 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 517 transitions. [2020-10-25 19:43:48,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-25 19:43:48,288 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 19:43:48,289 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-25 19:43:48,290 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-25 19:43:48,290 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 19:43:48,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 19:43:48,293 INFO L82 PathProgramCache]: Analyzing trace with hash -1205453087, now seen corresponding path program 1 times [2020-10-25 19:43:48,293 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 19:43:48,294 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079041987] [2020-10-25 19:43:48,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 19:43:48,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 19:43:48,750 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 19:43:48,751 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079041987] [2020-10-25 19:43:48,751 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 19:43:48,751 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 19:43:48,752 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979497038] [2020-10-25 19:43:48,756 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 19:43:48,756 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 19:43:48,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 19:43:48,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-25 19:43:48,762 INFO L87 Difference]: Start difference. First operand 397 states and 517 transitions. Second operand 4 states. [2020-10-25 19:43:49,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 19:43:49,941 INFO L93 Difference]: Finished difference Result 887 states and 1235 transitions. [2020-10-25 19:43:49,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-25 19:43:49,943 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 136 [2020-10-25 19:43:49,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 19:43:49,948 INFO L225 Difference]: With dead ends: 887 [2020-10-25 19:43:49,948 INFO L226 Difference]: Without dead ends: 528 [2020-10-25 19:43:49,950 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-25 19:43:49,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 528 states. [2020-10-25 19:43:50,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 528 to 397. [2020-10-25 19:43:50,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 397 states. [2020-10-25 19:43:50,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 474 transitions. [2020-10-25 19:43:50,011 INFO L78 Accepts]: Start accepts. Automaton has 397 states and 474 transitions. Word has length 136 [2020-10-25 19:43:50,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 19:43:50,012 INFO L481 AbstractCegarLoop]: Abstraction has 397 states and 474 transitions. [2020-10-25 19:43:50,012 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 19:43:50,012 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 474 transitions. [2020-10-25 19:43:50,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-10-25 19:43:50,016 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 19:43:50,016 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-25 19:43:50,016 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-25 19:43:50,017 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 19:43:50,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 19:43:50,018 INFO L82 PathProgramCache]: Analyzing trace with hash 1275155429, now seen corresponding path program 1 times [2020-10-25 19:43:50,018 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 19:43:50,018 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026949128] [2020-10-25 19:43:50,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 19:43:50,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 19:43:50,114 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 19:43:50,114 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026949128] [2020-10-25 19:43:50,115 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 19:43:50,115 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 19:43:50,115 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712845332] [2020-10-25 19:43:50,116 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 19:43:50,116 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 19:43:50,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 19:43:50,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-25 19:43:50,118 INFO L87 Difference]: Start difference. First operand 397 states and 474 transitions. Second operand 4 states. [2020-10-25 19:43:51,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 19:43:51,041 INFO L93 Difference]: Finished difference Result 1054 states and 1283 transitions. [2020-10-25 19:43:51,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-25 19:43:51,042 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 144 [2020-10-25 19:43:51,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 19:43:51,046 INFO L225 Difference]: With dead ends: 1054 [2020-10-25 19:43:51,046 INFO L226 Difference]: Without dead ends: 659 [2020-10-25 19:43:51,048 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-25 19:43:51,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 659 states. [2020-10-25 19:43:51,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 659 to 659. [2020-10-25 19:43:51,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 659 states. [2020-10-25 19:43:51,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 659 states and 784 transitions. [2020-10-25 19:43:51,069 INFO L78 Accepts]: Start accepts. Automaton has 659 states and 784 transitions. Word has length 144 [2020-10-25 19:43:51,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 19:43:51,070 INFO L481 AbstractCegarLoop]: Abstraction has 659 states and 784 transitions. [2020-10-25 19:43:51,070 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 19:43:51,071 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 784 transitions. [2020-10-25 19:43:51,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-10-25 19:43:51,074 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 19:43:51,074 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 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] [2020-10-25 19:43:51,075 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-25 19:43:51,075 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 19:43:51,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 19:43:51,076 INFO L82 PathProgramCache]: Analyzing trace with hash -1940749275, now seen corresponding path program 1 times [2020-10-25 19:43:51,077 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 19:43:51,077 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678735812] [2020-10-25 19:43:51,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 19:43:51,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 19:43:51,157 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2020-10-25 19:43:51,158 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1678735812] [2020-10-25 19:43:51,158 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 19:43:51,159 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 19:43:51,159 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111629833] [2020-10-25 19:43:51,160 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 19:43:51,160 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 19:43:51,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 19:43:51,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 19:43:51,162 INFO L87 Difference]: Start difference. First operand 659 states and 784 transitions. Second operand 3 states. [2020-10-25 19:43:51,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 19:43:51,828 INFO L93 Difference]: Finished difference Result 1840 states and 2180 transitions. [2020-10-25 19:43:51,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 19:43:51,829 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 169 [2020-10-25 19:43:51,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 19:43:51,838 INFO L225 Difference]: With dead ends: 1840 [2020-10-25 19:43:51,838 INFO L226 Difference]: Without dead ends: 1183 [2020-10-25 19:43:51,841 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 19:43:51,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1183 states. [2020-10-25 19:43:51,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1183 to 1052. [2020-10-25 19:43:51,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1052 states. [2020-10-25 19:43:51,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 1052 states and 1260 transitions. [2020-10-25 19:43:51,887 INFO L78 Accepts]: Start accepts. Automaton has 1052 states and 1260 transitions. Word has length 169 [2020-10-25 19:43:51,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 19:43:51,887 INFO L481 AbstractCegarLoop]: Abstraction has 1052 states and 1260 transitions. [2020-10-25 19:43:51,887 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 19:43:51,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1260 transitions. [2020-10-25 19:43:51,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-10-25 19:43:51,892 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 19:43:51,892 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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] [2020-10-25 19:43:51,893 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-25 19:43:51,893 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 19:43:51,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 19:43:51,894 INFO L82 PathProgramCache]: Analyzing trace with hash 161173590, now seen corresponding path program 1 times [2020-10-25 19:43:51,895 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 19:43:51,896 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077714729] [2020-10-25 19:43:51,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 19:43:51,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 19:43:52,083 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 50 proven. 3 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2020-10-25 19:43:52,084 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077714729] [2020-10-25 19:43:52,084 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [782880897] [2020-10-25 19:43:52,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-25 19:43:52,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 19:43:52,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-25 19:43:52,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-25 19:43:52,520 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2020-10-25 19:43:52,521 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-25 19:43:52,522 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2020-10-25 19:43:52,524 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545212193] [2020-10-25 19:43:52,525 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 19:43:52,525 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 19:43:52,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 19:43:52,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 19:43:52,526 INFO L87 Difference]: Start difference. First operand 1052 states and 1260 transitions. Second operand 3 states. [2020-10-25 19:43:53,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 19:43:53,479 INFO L93 Difference]: Finished difference Result 2757 states and 3320 transitions. [2020-10-25 19:43:53,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 19:43:53,480 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 175 [2020-10-25 19:43:53,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 19:43:53,491 INFO L225 Difference]: With dead ends: 2757 [2020-10-25 19:43:53,492 INFO L226 Difference]: Without dead ends: 1707 [2020-10-25 19:43:53,496 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 19:43:53,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1707 states. [2020-10-25 19:43:53,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1707 to 1707. [2020-10-25 19:43:53,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1707 states. [2020-10-25 19:43:53,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1707 states and 2016 transitions. [2020-10-25 19:43:53,557 INFO L78 Accepts]: Start accepts. Automaton has 1707 states and 2016 transitions. Word has length 175 [2020-10-25 19:43:53,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 19:43:53,559 INFO L481 AbstractCegarLoop]: Abstraction has 1707 states and 2016 transitions. [2020-10-25 19:43:53,560 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 19:43:53,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 2016 transitions. [2020-10-25 19:43:53,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2020-10-25 19:43:53,566 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 19:43:53,567 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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] [2020-10-25 19:43:53,781 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-25 19:43:53,782 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 19:43:53,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 19:43:53,783 INFO L82 PathProgramCache]: Analyzing trace with hash -1713493277, now seen corresponding path program 1 times [2020-10-25 19:43:53,783 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 19:43:53,783 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958425828] [2020-10-25 19:43:53,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 19:43:53,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 19:43:53,944 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 50 proven. 3 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2020-10-25 19:43:53,945 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958425828] [2020-10-25 19:43:53,946 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1496597329] [2020-10-25 19:43:53,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-25 19:43:54,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 19:43:54,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-25 19:43:54,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-25 19:43:54,189 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-25 19:43:54,190 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-25 19:43:54,190 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2020-10-25 19:43:54,191 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250582331] [2020-10-25 19:43:54,191 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 19:43:54,192 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 19:43:54,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 19:43:54,193 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 19:43:54,193 INFO L87 Difference]: Start difference. First operand 1707 states and 2016 transitions. Second operand 3 states. [2020-10-25 19:43:54,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 19:43:54,990 INFO L93 Difference]: Finished difference Result 3936 states and 4702 transitions. [2020-10-25 19:43:54,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 19:43:54,991 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 178 [2020-10-25 19:43:54,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 19:43:55,008 INFO L225 Difference]: With dead ends: 3936 [2020-10-25 19:43:55,008 INFO L226 Difference]: Without dead ends: 2231 [2020-10-25 19:43:55,013 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 19:43:55,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2231 states. [2020-10-25 19:43:55,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2231 to 1969. [2020-10-25 19:43:55,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1969 states. [2020-10-25 19:43:55,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1969 states to 1969 states and 2314 transitions. [2020-10-25 19:43:55,107 INFO L78 Accepts]: Start accepts. Automaton has 1969 states and 2314 transitions. Word has length 178 [2020-10-25 19:43:55,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 19:43:55,119 INFO L481 AbstractCegarLoop]: Abstraction has 1969 states and 2314 transitions. [2020-10-25 19:43:55,120 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 19:43:55,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 2314 transitions. [2020-10-25 19:43:55,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2020-10-25 19:43:55,130 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 19:43:55,130 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 19:43:55,345 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-25 19:43:55,345 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 19:43:55,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 19:43:55,347 INFO L82 PathProgramCache]: Analyzing trace with hash -1324708042, now seen corresponding path program 1 times [2020-10-25 19:43:55,347 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 19:43:55,347 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853093060] [2020-10-25 19:43:55,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 19:43:55,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 19:43:55,505 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 36 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-10-25 19:43:55,506 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853093060] [2020-10-25 19:43:55,507 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1991827526] [2020-10-25 19:43:55,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-25 19:43:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 19:43:55,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-25 19:43:55,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-25 19:43:55,749 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-25 19:43:55,750 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-25 19:43:55,750 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2020-10-25 19:43:55,752 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233391660] [2020-10-25 19:43:55,753 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 19:43:55,753 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 19:43:55,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 19:43:55,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 19:43:55,754 INFO L87 Difference]: Start difference. First operand 1969 states and 2314 transitions. Second operand 3 states. [2020-10-25 19:43:56,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 19:43:56,423 INFO L93 Difference]: Finished difference Result 3934 states and 4576 transitions. [2020-10-25 19:43:56,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 19:43:56,424 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 178 [2020-10-25 19:43:56,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 19:43:56,425 INFO L225 Difference]: With dead ends: 3934 [2020-10-25 19:43:56,425 INFO L226 Difference]: Without dead ends: 0 [2020-10-25 19:43:56,430 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-25 19:43:56,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-25 19:43:56,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-25 19:43:56,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-25 19:43:56,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-25 19:43:56,431 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 178 [2020-10-25 19:43:56,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 19:43:56,432 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-25 19:43:56,432 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 19:43:56,432 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-25 19:43:56,432 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-25 19:43:56,647 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-25 19:43:56,650 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-25 19:43:56,844 INFO L274 CegarLoopResult]: For program point L564-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,844 INFO L274 CegarLoopResult]: For program point L531-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,844 INFO L274 CegarLoopResult]: For program point L498-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,845 INFO L274 CegarLoopResult]: For program point L465-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,845 INFO L274 CegarLoopResult]: For program point L432-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,845 INFO L274 CegarLoopResult]: For program point L399-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,845 INFO L274 CegarLoopResult]: For program point L267(lines 267 392) no Hoare annotation was computed. [2020-10-25 19:43:56,845 INFO L274 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-10-25 19:43:56,845 INFO L274 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-10-25 19:43:56,845 INFO L274 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-10-25 19:43:56,845 INFO L274 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-10-25 19:43:56,845 INFO L274 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-10-25 19:43:56,846 INFO L274 CegarLoopResult]: For program point L400(line 400) no Hoare annotation was computed. [2020-10-25 19:43:56,846 INFO L274 CegarLoopResult]: For program point L367(lines 367 392) no Hoare annotation was computed. [2020-10-25 19:43:56,846 INFO L274 CegarLoopResult]: For program point L301(lines 301 392) no Hoare annotation was computed. [2020-10-25 19:43:56,846 INFO L274 CegarLoopResult]: For program point L37(lines 37 392) no Hoare annotation was computed. [2020-10-25 19:43:56,846 INFO L274 CegarLoopResult]: For program point L4(line 4) no Hoare annotation was computed. [2020-10-25 19:43:56,846 INFO L274 CegarLoopResult]: For program point L335(lines 335 392) no Hoare annotation was computed. [2020-10-25 19:43:56,846 INFO L274 CegarLoopResult]: For program point L104(lines 104 392) no Hoare annotation was computed. [2020-10-25 19:43:56,846 INFO L274 CegarLoopResult]: For program point L567-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,846 INFO L274 CegarLoopResult]: For program point L534-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,847 INFO L274 CegarLoopResult]: For program point L501-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,847 INFO L274 CegarLoopResult]: For program point L468-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,847 INFO L274 CegarLoopResult]: For program point L435-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,847 INFO L274 CegarLoopResult]: For program point L402-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,847 INFO L274 CegarLoopResult]: For program point L270(lines 270 392) no Hoare annotation was computed. [2020-10-25 19:43:56,847 INFO L274 CegarLoopResult]: For program point L138(lines 138 392) no Hoare annotation was computed. [2020-10-25 19:43:56,847 INFO L274 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-10-25 19:43:56,847 INFO L274 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-10-25 19:43:56,847 INFO L274 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-10-25 19:43:56,847 INFO L274 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-10-25 19:43:56,847 INFO L274 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-10-25 19:43:56,848 INFO L274 CegarLoopResult]: For program point L403(line 403) no Hoare annotation was computed. [2020-10-25 19:43:56,848 INFO L274 CegarLoopResult]: For program point L205(lines 205 392) no Hoare annotation was computed. [2020-10-25 19:43:56,848 INFO L274 CegarLoopResult]: For program point L74(lines 74 392) no Hoare annotation was computed. [2020-10-25 19:43:56,848 INFO L274 CegarLoopResult]: For program point L570-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,848 INFO L274 CegarLoopResult]: For program point L537-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,848 INFO L274 CegarLoopResult]: For program point L504-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,848 INFO L274 CegarLoopResult]: For program point L471-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,848 INFO L274 CegarLoopResult]: For program point L438-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,848 INFO L274 CegarLoopResult]: For program point L405-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,848 INFO L274 CegarLoopResult]: For program point L339(lines 339 392) no Hoare annotation was computed. [2020-10-25 19:43:56,849 INFO L274 CegarLoopResult]: For program point L240(lines 240 392) no Hoare annotation was computed. [2020-10-25 19:43:56,849 INFO L274 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-10-25 19:43:56,849 INFO L274 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-10-25 19:43:56,849 INFO L274 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-10-25 19:43:56,849 INFO L274 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-10-25 19:43:56,849 INFO L274 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-10-25 19:43:56,849 INFO L274 CegarLoopResult]: For program point L406(line 406) no Hoare annotation was computed. [2020-10-25 19:43:56,849 INFO L274 CegarLoopResult]: For program point L175(lines 175 392) no Hoare annotation was computed. [2020-10-25 19:43:56,849 INFO L274 CegarLoopResult]: For program point L142(lines 142 392) no Hoare annotation was computed. [2020-10-25 19:43:56,850 INFO L274 CegarLoopResult]: For program point L374(lines 374 392) no Hoare annotation was computed. [2020-10-25 19:43:56,850 INFO L274 CegarLoopResult]: For program point L308(lines 308 392) no Hoare annotation was computed. [2020-10-25 19:43:56,850 INFO L274 CegarLoopResult]: For program point L275(lines 275 392) no Hoare annotation was computed. [2020-10-25 19:43:56,850 INFO L274 CegarLoopResult]: For program point L110(lines 110 392) no Hoare annotation was computed. [2020-10-25 19:43:56,850 INFO L274 CegarLoopResult]: For program point L573-1(lines 573 575) no Hoare annotation was computed. [2020-10-25 19:43:56,850 INFO L274 CegarLoopResult]: For program point L540-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,850 INFO L274 CegarLoopResult]: For program point L507-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,850 INFO L274 CegarLoopResult]: For program point L474-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,850 INFO L274 CegarLoopResult]: For program point L441-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,850 INFO L274 CegarLoopResult]: For program point L408-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,851 INFO L274 CegarLoopResult]: For program point L210(lines 210 392) no Hoare annotation was computed. [2020-10-25 19:43:56,851 INFO L274 CegarLoopResult]: For program point L45(lines 45 392) no Hoare annotation was computed. [2020-10-25 19:43:56,851 INFO L274 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-10-25 19:43:56,851 INFO L274 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-10-25 19:43:56,851 INFO L274 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-10-25 19:43:56,851 INFO L274 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-10-25 19:43:56,851 INFO L274 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-10-25 19:43:56,851 INFO L274 CegarLoopResult]: For program point L409(line 409) no Hoare annotation was computed. [2020-10-25 19:43:56,851 INFO L274 CegarLoopResult]: For program point L146(lines 146 392) no Hoare annotation was computed. [2020-10-25 19:43:56,852 INFO L270 CegarLoopResult]: At program point L576(lines 32 577) the Hoare annotation is: (let ((.cse2 (= ~a21~0 1)) (.cse3 (= ~a12~0 8)) (.cse4 (= ~a20~0 1)) (.cse5 (= ~a17~0 1)) (.cse1 (<= ~a16~0 5)) (.cse0 (<= 14 ~a8~0)) (.cse6 (not (= ~a7~0 1)))) (or (and .cse0 .cse1) (and .cse2 .cse3 (= ~a8~0 13) .cse4 (= ~a16~0 4) .cse5) (and .cse2 .cse3 .cse4 .cse6 .cse5) (<= ~a21~0 0) (and .cse1 .cse6) (and .cse0 .cse6))) [2020-10-25 19:43:56,852 INFO L274 CegarLoopResult]: For program point L543-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,852 INFO L274 CegarLoopResult]: For program point L510-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,852 INFO L274 CegarLoopResult]: For program point L477-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,852 INFO L274 CegarLoopResult]: For program point L444-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,852 INFO L274 CegarLoopResult]: For program point L411-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,853 INFO L274 CegarLoopResult]: For program point L180(lines 180 392) no Hoare annotation was computed. [2020-10-25 19:43:56,853 INFO L274 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-10-25 19:43:56,853 INFO L274 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-10-25 19:43:56,853 INFO L274 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-10-25 19:43:56,853 INFO L274 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-10-25 19:43:56,853 INFO L274 CegarLoopResult]: For program point L412(line 412) no Hoare annotation was computed. [2020-10-25 19:43:56,853 INFO L274 CegarLoopResult]: For program point L379(lines 379 392) no Hoare annotation was computed. [2020-10-25 19:43:56,853 INFO L274 CegarLoopResult]: For program point L280(lines 280 392) no Hoare annotation was computed. [2020-10-25 19:43:56,853 INFO L274 CegarLoopResult]: For program point L247(lines 247 392) no Hoare annotation was computed. [2020-10-25 19:43:56,853 INFO L274 CegarLoopResult]: For program point L82(lines 82 392) no Hoare annotation was computed. [2020-10-25 19:43:56,854 INFO L274 CegarLoopResult]: For program point L347(lines 347 392) no Hoare annotation was computed. [2020-10-25 19:43:56,854 INFO L274 CegarLoopResult]: For program point L314(lines 314 392) no Hoare annotation was computed. [2020-10-25 19:43:56,854 INFO L274 CegarLoopResult]: For program point L116(lines 116 392) no Hoare annotation was computed. [2020-10-25 19:43:56,854 INFO L277 CegarLoopResult]: At program point L579(lines 579 596) the Hoare annotation is: true [2020-10-25 19:43:56,854 INFO L274 CegarLoopResult]: For program point L546-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,854 INFO L274 CegarLoopResult]: For program point L513-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,854 INFO L274 CegarLoopResult]: For program point L480-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,854 INFO L274 CegarLoopResult]: For program point L447-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,854 INFO L274 CegarLoopResult]: For program point L414-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,854 INFO L274 CegarLoopResult]: For program point L216(lines 216 392) no Hoare annotation was computed. [2020-10-25 19:43:56,854 INFO L274 CegarLoopResult]: For program point L150(lines 150 392) no Hoare annotation was computed. [2020-10-25 19:43:56,855 INFO L274 CegarLoopResult]: For program point L51(lines 51 392) no Hoare annotation was computed. [2020-10-25 19:43:56,855 INFO L274 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-10-25 19:43:56,855 INFO L274 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-10-25 19:43:56,855 INFO L274 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-10-25 19:43:56,855 INFO L274 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-10-25 19:43:56,855 INFO L274 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-10-25 19:43:56,855 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-25 19:43:56,855 INFO L274 CegarLoopResult]: For program point L86(lines 86 392) no Hoare annotation was computed. [2020-10-25 19:43:56,855 INFO L274 CegarLoopResult]: For program point L549-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,855 INFO L274 CegarLoopResult]: For program point L516-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,856 INFO L274 CegarLoopResult]: For program point L483-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,856 INFO L274 CegarLoopResult]: For program point L450-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,856 INFO L274 CegarLoopResult]: For program point L384(lines 384 392) no Hoare annotation was computed. [2020-10-25 19:43:56,856 INFO L274 CegarLoopResult]: For program point L417-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,856 INFO L274 CegarLoopResult]: For program point L318(lines 318 392) no Hoare annotation was computed. [2020-10-25 19:43:56,856 INFO L274 CegarLoopResult]: For program point L252(lines 252 392) no Hoare annotation was computed. [2020-10-25 19:43:56,856 INFO L274 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-10-25 19:43:56,856 INFO L274 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-10-25 19:43:56,856 INFO L274 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-10-25 19:43:56,856 INFO L274 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-10-25 19:43:56,857 INFO L274 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-10-25 19:43:56,857 INFO L274 CegarLoopResult]: For program point L220(lines 220 392) no Hoare annotation was computed. [2020-10-25 19:43:56,857 INFO L274 CegarLoopResult]: For program point L154(lines 154 392) no Hoare annotation was computed. [2020-10-25 19:43:56,857 INFO L274 CegarLoopResult]: For program point L121(lines 121 392) no Hoare annotation was computed. [2020-10-25 19:43:56,857 INFO L274 CegarLoopResult]: For program point L320(lines 320 392) no Hoare annotation was computed. [2020-10-25 19:43:56,857 INFO L274 CegarLoopResult]: For program point L188(lines 188 392) no Hoare annotation was computed. [2020-10-25 19:43:56,857 INFO L274 CegarLoopResult]: For program point L56(lines 56 392) no Hoare annotation was computed. [2020-10-25 19:43:56,857 INFO L274 CegarLoopResult]: For program point L552-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,857 INFO L270 CegarLoopResult]: At program point L585-2(lines 585 595) the Hoare annotation is: (let ((.cse2 (= ~a21~0 1)) (.cse3 (= ~a12~0 8)) (.cse4 (= ~a20~0 1)) (.cse5 (= ~a17~0 1)) (.cse1 (<= ~a16~0 5)) (.cse0 (<= 14 ~a8~0)) (.cse6 (not (= ~a7~0 1)))) (or (and .cse0 .cse1) (and .cse2 .cse3 (= ~a8~0 13) .cse4 (= ~a16~0 4) .cse5) (and .cse2 .cse3 .cse4 .cse6 .cse5) (<= ~a21~0 0) (and .cse1 .cse6) (and .cse0 .cse6))) [2020-10-25 19:43:56,858 INFO L274 CegarLoopResult]: For program point L519-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,858 INFO L274 CegarLoopResult]: For program point L486-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,858 INFO L274 CegarLoopResult]: For program point L453-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,858 INFO L274 CegarLoopResult]: For program point L420-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,858 INFO L274 CegarLoopResult]: For program point L288(lines 288 392) no Hoare annotation was computed. [2020-10-25 19:43:56,858 INFO L274 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-10-25 19:43:56,858 INFO L274 CegarLoopResult]: For program point L520(line 520) no Hoare annotation was computed. [2020-10-25 19:43:56,858 INFO L274 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-10-25 19:43:56,858 INFO L274 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-10-25 19:43:56,858 INFO L274 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-10-25 19:43:56,859 INFO L274 CegarLoopResult]: For program point L355(lines 355 392) no Hoare annotation was computed. [2020-10-25 19:43:56,859 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-25 19:43:56,859 INFO L274 CegarLoopResult]: For program point L191(lines 191 392) no Hoare annotation was computed. [2020-10-25 19:43:56,859 INFO L274 CegarLoopResult]: For program point L555-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,859 INFO L274 CegarLoopResult]: For program point L522-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,860 INFO L274 CegarLoopResult]: For program point L489-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,860 INFO L274 CegarLoopResult]: For program point L456-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,860 INFO L274 CegarLoopResult]: For program point L423-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,860 INFO L274 CegarLoopResult]: For program point L357(lines 357 392) no Hoare annotation was computed. [2020-10-25 19:43:56,860 INFO L274 CegarLoopResult]: For program point L258(lines 258 392) no Hoare annotation was computed. [2020-10-25 19:43:56,860 INFO L274 CegarLoopResult]: For program point L225(lines 225 392) no Hoare annotation was computed. [2020-10-25 19:43:56,860 INFO L274 CegarLoopResult]: For program point L126(lines 126 392) no Hoare annotation was computed. [2020-10-25 19:43:56,860 INFO L274 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-10-25 19:43:56,861 INFO L274 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-10-25 19:43:56,861 INFO L274 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-10-25 19:43:56,861 INFO L274 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-10-25 19:43:56,861 INFO L274 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-10-25 19:43:56,861 INFO L274 CegarLoopResult]: For program point L94(lines 94 392) no Hoare annotation was computed. [2020-10-25 19:43:56,861 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-25 19:43:56,861 INFO L274 CegarLoopResult]: For program point L590(line 590) no Hoare annotation was computed. [2020-10-25 19:43:56,861 INFO L274 CegarLoopResult]: For program point L326(lines 326 392) no Hoare annotation was computed. [2020-10-25 19:43:56,861 INFO L274 CegarLoopResult]: For program point L558-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,861 INFO L274 CegarLoopResult]: For program point L525-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,861 INFO L274 CegarLoopResult]: For program point L492-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,862 INFO L274 CegarLoopResult]: For program point L459-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,862 INFO L274 CegarLoopResult]: For program point L393(lines 393 395) no Hoare annotation was computed. [2020-10-25 19:43:56,862 INFO L274 CegarLoopResult]: For program point L426-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,862 INFO L274 CegarLoopResult]: For program point L393-2(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,862 INFO L274 CegarLoopResult]: For program point L294(lines 294 392) no Hoare annotation was computed. [2020-10-25 19:43:56,862 INFO L274 CegarLoopResult]: For program point L162(lines 162 392) no Hoare annotation was computed. [2020-10-25 19:43:56,862 INFO L274 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-10-25 19:43:56,862 INFO L274 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-10-25 19:43:56,862 INFO L274 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-10-25 19:43:56,863 INFO L274 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-10-25 19:43:56,863 INFO L274 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-10-25 19:43:56,863 INFO L274 CegarLoopResult]: For program point L394(line 394) no Hoare annotation was computed. [2020-10-25 19:43:56,863 INFO L274 CegarLoopResult]: For program point L196(lines 196 392) no Hoare annotation was computed. [2020-10-25 19:43:56,863 INFO L274 CegarLoopResult]: For program point L64(lines 64 392) no Hoare annotation was computed. [2020-10-25 19:43:56,863 INFO L274 CegarLoopResult]: For program point L263(lines 263 392) no Hoare annotation was computed. [2020-10-25 19:43:56,863 INFO L274 CegarLoopResult]: For program point L131(lines 131 392) no Hoare annotation was computed. [2020-10-25 19:43:56,863 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-25 19:43:56,863 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-10-25 19:43:56,864 INFO L274 CegarLoopResult]: For program point L561-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,864 INFO L274 CegarLoopResult]: For program point L528-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,864 INFO L274 CegarLoopResult]: For program point L495-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,864 INFO L274 CegarLoopResult]: For program point L462-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,864 INFO L274 CegarLoopResult]: For program point L429-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,864 INFO L274 CegarLoopResult]: For program point L363(lines 363 392) no Hoare annotation was computed. [2020-10-25 19:43:56,864 INFO L274 CegarLoopResult]: For program point L396-1(lines 32 577) no Hoare annotation was computed. [2020-10-25 19:43:56,864 INFO L274 CegarLoopResult]: For program point L99(lines 99 392) no Hoare annotation was computed. [2020-10-25 19:43:56,864 INFO L274 CegarLoopResult]: For program point L33(lines 33 392) no Hoare annotation was computed. [2020-10-25 19:43:56,865 INFO L274 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-10-25 19:43:56,865 INFO L274 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-10-25 19:43:56,865 INFO L274 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-10-25 19:43:56,865 INFO L274 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-10-25 19:43:56,865 INFO L274 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-10-25 19:43:56,865 INFO L274 CegarLoopResult]: For program point L397(line 397) no Hoare annotation was computed. [2020-10-25 19:43:56,866 INFO L274 CegarLoopResult]: For program point L331(lines 331 392) no Hoare annotation was computed. [2020-10-25 19:43:56,866 INFO L274 CegarLoopResult]: For program point L199(lines 199 392) no Hoare annotation was computed. [2020-10-25 19:43:56,866 INFO L274 CegarLoopResult]: For program point L67(lines 67 392) no Hoare annotation was computed. [2020-10-25 19:43:56,866 INFO L274 CegarLoopResult]: For program point L365(lines 365 392) no Hoare annotation was computed. [2020-10-25 19:43:56,866 INFO L274 CegarLoopResult]: For program point L233(lines 233 392) no Hoare annotation was computed. [2020-10-25 19:43:56,866 INFO L274 CegarLoopResult]: For program point L167(lines 167 392) no Hoare annotation was computed. [2020-10-25 19:43:56,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 07:43:56 BoogieIcfgContainer [2020-10-25 19:43:56,892 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-25 19:43:56,893 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-25 19:43:56,893 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-25 19:43:56,893 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-25 19:43:56,894 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 07:43:45" (3/4) ... [2020-10-25 19:43:56,898 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-25 19:43:56,920 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-10-25 19:43:56,922 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-10-25 19:43:56,923 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 19:43:56,925 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 19:43:57,094 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-25 19:43:57,094 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-25 19:43:57,096 INFO L168 Benchmark]: Toolchain (without parser) took 14631.31 ms. Allocated memory was 52.4 MB in the beginning and 211.8 MB in the end (delta: 159.4 MB). Free memory was 28.3 MB in the beginning and 99.9 MB in the end (delta: -71.6 MB). Peak memory consumption was 89.9 MB. Max. memory is 16.1 GB. [2020-10-25 19:43:57,097 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 37.7 MB. Free memory was 17.9 MB in the beginning and 17.9 MB in the end (delta: 26.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-25 19:43:57,097 INFO L168 Benchmark]: CACSL2BoogieTranslator took 693.67 ms. Allocated memory is still 52.4 MB. Free memory was 27.6 MB in the beginning and 26.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. [2020-10-25 19:43:57,098 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.88 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 26.1 MB in the beginning and 43.8 MB in the end (delta: -17.7 MB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. [2020-10-25 19:43:57,098 INFO L168 Benchmark]: Boogie Preprocessor took 65.05 ms. Allocated memory is still 62.9 MB. Free memory was 43.8 MB in the beginning and 39.3 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-10-25 19:43:57,099 INFO L168 Benchmark]: RCFGBuilder took 1823.64 ms. Allocated memory is still 62.9 MB. Free memory was 39.3 MB in the beginning and 23.0 MB in the end (delta: 16.3 MB). Peak memory consumption was 21.2 MB. Max. memory is 16.1 GB. [2020-10-25 19:43:57,099 INFO L168 Benchmark]: TraceAbstraction took 11671.76 ms. Allocated memory was 62.9 MB in the beginning and 211.8 MB in the end (delta: 148.9 MB). Free memory was 22.3 MB in the beginning and 115.6 MB in the end (delta: -93.3 MB). Peak memory consumption was 54.6 MB. Max. memory is 16.1 GB. [2020-10-25 19:43:57,100 INFO L168 Benchmark]: Witness Printer took 201.65 ms. Allocated memory is still 211.8 MB. Free memory was 115.6 MB in the beginning and 99.9 MB in the end (delta: 15.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-10-25 19:43:57,102 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 37.7 MB. Free memory was 17.9 MB in the beginning and 17.9 MB in the end (delta: 26.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 693.67 ms. Allocated memory is still 52.4 MB. Free memory was 27.6 MB in the beginning and 26.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 161.88 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 26.1 MB in the beginning and 43.8 MB in the end (delta: -17.7 MB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 65.05 ms. Allocated memory is still 62.9 MB. Free memory was 43.8 MB in the beginning and 39.3 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1823.64 ms. Allocated memory is still 62.9 MB. Free memory was 39.3 MB in the beginning and 23.0 MB in the end (delta: 16.3 MB). Peak memory consumption was 21.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 11671.76 ms. Allocated memory was 62.9 MB in the beginning and 211.8 MB in the end (delta: 148.9 MB). Free memory was 22.3 MB in the beginning and 115.6 MB in the end (delta: -93.3 MB). Peak memory consumption was 54.6 MB. Max. memory is 16.1 GB. * Witness Printer took 201.65 ms. Allocated memory is still 211.8 MB. Free memory was 115.6 MB in the beginning and 99.9 MB in the end (delta: 15.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 579]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 585]: Loop Invariant Derived loop invariant: (((((14 <= a8 && a16 <= 5) || (((((a21 == 1 && a12 == 8) && a8 == 13) && a20 == 1) && a16 == 4) && a17 == 1)) || ((((a21 == 1 && a12 == 8) && a20 == 1) && !(a7 == 1)) && a17 == 1)) || a21 <= 0) || (a16 <= 5 && !(a7 == 1))) || (14 <= a8 && !(a7 == 1)) - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: (((((14 <= a8 && a16 <= 5) || (((((a21 == 1 && a12 == 8) && a8 == 13) && a20 == 1) && a16 == 4) && a17 == 1)) || ((((a21 == 1 && a12 == 8) && a20 == 1) && !(a7 == 1)) && a17 == 1)) || a21 <= 0) || (a16 <= 5 && !(a7 == 1))) || (14 <= a8 && !(a7 == 1)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 199 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.3s, OverallIterations: 7, TraceHistogramMax: 5, AutomataDifference: 7.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 551 SDtfs, 999 SDslu, 55 SDs, 0 SdLazy, 2889 SolverSat, 627 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 550 GetRequests, 533 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1969occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 524 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 38 NumberOfFragments, 127 HoareAnnotationTreeSize, 3 FomulaSimplifications, 650 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1640 NumberOfCodeBlocks, 1640 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1630 ConstructedInterpolants, 0 QuantifiedInterpolants, 998584 SizeOfPredicates, 3 NumberOfNonLiveVariables, 1108 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 10 InterpolantComputations, 7 PerfectInterpolantSequences, 599/608 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...