./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label04.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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/Problem11_label04.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 934ac0c05f00b5533c5762fd299ca2b626899a0c ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-19 20:59:33,200 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 20:59:33,202 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 20:59:33,220 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 20:59:33,221 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 20:59:33,223 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 20:59:33,225 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 20:59:33,231 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 20:59:33,235 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 20:59:33,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 20:59:33,241 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 20:59:33,243 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 20:59:33,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 20:59:33,248 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 20:59:33,250 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 20:59:33,252 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 20:59:33,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 20:59:33,255 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 20:59:33,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 20:59:33,264 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 20:59:33,269 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 20:59:33,272 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 20:59:33,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 20:59:33,277 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 20:59:33,281 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 20:59:33,281 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 20:59:33,282 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 20:59:33,284 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 20:59:33,285 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 20:59:33,287 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 20:59:33,287 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 20:59:33,288 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 20:59:33,289 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 20:59:33,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 20:59:33,292 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 20:59:33,292 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 20:59:33,294 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 20:59:33,294 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 20:59:33,295 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 20:59:33,296 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 20:59:33,297 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 20:59:33,299 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-19 20:59:33,338 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 20:59:33,342 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 20:59:33,344 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 20:59:33,344 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 20:59:33,345 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 20:59:33,348 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 20:59:33,348 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 20:59:33,349 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 20:59:33,349 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 20:59:33,349 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 20:59:33,349 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 20:59:33,350 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 20:59:33,350 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 20:59:33,350 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 20:59:33,350 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 20:59:33,351 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 20:59:33,351 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 20:59:33,353 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 20:59:33,353 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 20:59:33,353 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 20:59:33,354 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 20:59:33,354 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 20:59:33,354 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 20:59:33,356 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 20:59:33,356 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 20:59:33,356 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 20:59:33,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 20:59:33,359 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 20:59:33,359 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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(__VERIFIER_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 -> 934ac0c05f00b5533c5762fd299ca2b626899a0c [2019-11-19 20:59:33,689 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 20:59:33,703 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 20:59:33,706 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 20:59:33,708 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 20:59:33,708 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 20:59:33,709 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label04.c [2019-11-19 20:59:33,770 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/784fa9a0e/6bbd3b00ba7b4030a2279b611a1e8652/FLAGd9c069468 [2019-11-19 20:59:34,381 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 20:59:34,384 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label04.c [2019-11-19 20:59:34,400 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/784fa9a0e/6bbd3b00ba7b4030a2279b611a1e8652/FLAGd9c069468 [2019-11-19 20:59:34,569 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/784fa9a0e/6bbd3b00ba7b4030a2279b611a1e8652 [2019-11-19 20:59:34,573 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 20:59:34,575 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 20:59:34,576 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 20:59:34,576 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 20:59:34,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 20:59:34,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:59:34" (1/1) ... [2019-11-19 20:59:34,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cd276af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:34, skipping insertion in model container [2019-11-19 20:59:34,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:59:34" (1/1) ... [2019-11-19 20:59:34,592 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 20:59:34,659 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 20:59:35,324 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 20:59:35,329 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 20:59:35,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 20:59:35,562 INFO L192 MainTranslator]: Completed translation [2019-11-19 20:59:35,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:35 WrapperNode [2019-11-19 20:59:35,563 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 20:59:35,564 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 20:59:35,564 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 20:59:35,565 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 20:59:35,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:35" (1/1) ... [2019-11-19 20:59:35,613 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:35" (1/1) ... [2019-11-19 20:59:35,729 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 20:59:35,731 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 20:59:35,732 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 20:59:35,732 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 20:59:35,743 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:35" (1/1) ... [2019-11-19 20:59:35,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:35" (1/1) ... [2019-11-19 20:59:35,755 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:35" (1/1) ... [2019-11-19 20:59:35,756 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:35" (1/1) ... [2019-11-19 20:59:35,796 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:35" (1/1) ... [2019-11-19 20:59:35,811 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:35" (1/1) ... [2019-11-19 20:59:35,830 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:35" (1/1) ... [2019-11-19 20:59:35,841 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 20:59:35,842 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 20:59:35,842 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 20:59:35,842 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 20:59:35,843 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:35" (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 [2019-11-19 20:59:35,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 20:59:35,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 20:59:37,873 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 20:59:37,873 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-19 20:59:37,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:59:37 BoogieIcfgContainer [2019-11-19 20:59:37,877 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 20:59:37,878 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-19 20:59:37,879 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-19 20:59:37,882 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-19 20:59:37,883 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:59:34" (1/3) ... [2019-11-19 20:59:37,887 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4765d2cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:59:37, skipping insertion in model container [2019-11-19 20:59:37,889 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:35" (2/3) ... [2019-11-19 20:59:37,890 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4765d2cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:59:37, skipping insertion in model container [2019-11-19 20:59:37,891 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:59:37" (3/3) ... [2019-11-19 20:59:37,894 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem11_label04.c [2019-11-19 20:59:37,907 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-19 20:59:37,917 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-19 20:59:37,930 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-19 20:59:37,973 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-19 20:59:37,973 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-19 20:59:37,973 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-19 20:59:37,974 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 20:59:37,974 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 20:59:37,974 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-19 20:59:37,974 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 20:59:37,975 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-19 20:59:38,005 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states. [2019-11-19 20:59:38,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-19 20:59:38,017 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 20:59:38,018 INFO L410 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] [2019-11-19 20:59:38,019 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 20:59:38,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 20:59:38,026 INFO L82 PathProgramCache]: Analyzing trace with hash -92557335, now seen corresponding path program 1 times [2019-11-19 20:59:38,036 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 20:59:38,037 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77431856] [2019-11-19 20:59:38,037 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 20:59:38,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 20:59:38,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 20:59:38,394 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77431856] [2019-11-19 20:59:38,396 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 20:59:38,397 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 20:59:38,399 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244565894] [2019-11-19 20:59:38,405 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-19 20:59:38,406 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 20:59:38,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-19 20:59:38,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 20:59:38,423 INFO L87 Difference]: Start difference. First operand 283 states. Second operand 4 states. [2019-11-19 20:59:40,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 20:59:40,697 INFO L93 Difference]: Finished difference Result 960 states and 1739 transitions. [2019-11-19 20:59:40,697 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-19 20:59:40,699 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2019-11-19 20:59:40,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 20:59:40,721 INFO L225 Difference]: With dead ends: 960 [2019-11-19 20:59:40,722 INFO L226 Difference]: Without dead ends: 610 [2019-11-19 20:59:40,727 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 20:59:40,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 610 states. [2019-11-19 20:59:40,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 610 to 595. [2019-11-19 20:59:40,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 595 states. [2019-11-19 20:59:40,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 595 states and 904 transitions. [2019-11-19 20:59:40,827 INFO L78 Accepts]: Start accepts. Automaton has 595 states and 904 transitions. Word has length 53 [2019-11-19 20:59:40,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 20:59:40,829 INFO L462 AbstractCegarLoop]: Abstraction has 595 states and 904 transitions. [2019-11-19 20:59:40,829 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-19 20:59:40,829 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 904 transitions. [2019-11-19 20:59:40,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-11-19 20:59:40,839 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 20:59:40,840 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 20:59:40,841 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 20:59:40,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 20:59:40,842 INFO L82 PathProgramCache]: Analyzing trace with hash -62799206, now seen corresponding path program 1 times [2019-11-19 20:59:40,842 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 20:59:40,843 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952580260] [2019-11-19 20:59:40,843 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 20:59:40,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 20:59:41,149 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-19 20:59:41,150 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952580260] [2019-11-19 20:59:41,150 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1159001670] [2019-11-19 20:59:41,150 INFO L94 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 [2019-11-19 20:59:41,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 20:59:41,248 INFO L255 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-19 20:59:41,260 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 20:59:41,318 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-19 20:59:41,318 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-19 20:59:41,319 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 3 [2019-11-19 20:59:41,320 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197696219] [2019-11-19 20:59:41,321 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 20:59:41,322 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 20:59:41,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 20:59:41,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 20:59:41,323 INFO L87 Difference]: Start difference. First operand 595 states and 904 transitions. Second operand 3 states. [2019-11-19 20:59:42,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 20:59:42,586 INFO L93 Difference]: Finished difference Result 1749 states and 2665 transitions. [2019-11-19 20:59:42,587 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 20:59:42,587 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 126 [2019-11-19 20:59:42,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 20:59:42,595 INFO L225 Difference]: With dead ends: 1749 [2019-11-19 20:59:42,595 INFO L226 Difference]: Without dead ends: 1156 [2019-11-19 20:59:42,602 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 20:59:42,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1156 states. [2019-11-19 20:59:42,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1156 to 972. [2019-11-19 20:59:42,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 972 states. [2019-11-19 20:59:42,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 972 states and 1355 transitions. [2019-11-19 20:59:42,693 INFO L78 Accepts]: Start accepts. Automaton has 972 states and 1355 transitions. Word has length 126 [2019-11-19 20:59:42,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 20:59:42,694 INFO L462 AbstractCegarLoop]: Abstraction has 972 states and 1355 transitions. [2019-11-19 20:59:42,694 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 20:59:42,694 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1355 transitions. [2019-11-19 20:59:42,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-11-19 20:59:42,700 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 20:59:42,701 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 20:59:42,909 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-19 20:59:42,909 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 20:59:42,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 20:59:42,910 INFO L82 PathProgramCache]: Analyzing trace with hash -2110626023, now seen corresponding path program 1 times [2019-11-19 20:59:42,911 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 20:59:42,911 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056884643] [2019-11-19 20:59:42,913 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 20:59:42,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 20:59:43,208 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 20:59:43,209 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056884643] [2019-11-19 20:59:43,209 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 20:59:43,210 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 20:59:43,210 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850154494] [2019-11-19 20:59:43,211 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-19 20:59:43,211 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 20:59:43,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-19 20:59:43,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 20:59:43,212 INFO L87 Difference]: Start difference. First operand 972 states and 1355 transitions. Second operand 4 states. [2019-11-19 20:59:45,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 20:59:45,027 INFO L93 Difference]: Finished difference Result 3797 states and 5307 transitions. [2019-11-19 20:59:45,028 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-19 20:59:45,028 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 193 [2019-11-19 20:59:45,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 20:59:45,042 INFO L225 Difference]: With dead ends: 3797 [2019-11-19 20:59:45,042 INFO L226 Difference]: Without dead ends: 2827 [2019-11-19 20:59:45,045 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 20:59:45,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2827 states. [2019-11-19 20:59:45,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2827 to 2820. [2019-11-19 20:59:45,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2820 states. [2019-11-19 20:59:45,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2820 states to 2820 states and 3650 transitions. [2019-11-19 20:59:45,105 INFO L78 Accepts]: Start accepts. Automaton has 2820 states and 3650 transitions. Word has length 193 [2019-11-19 20:59:45,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 20:59:45,106 INFO L462 AbstractCegarLoop]: Abstraction has 2820 states and 3650 transitions. [2019-11-19 20:59:45,106 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-19 20:59:45,107 INFO L276 IsEmpty]: Start isEmpty. Operand 2820 states and 3650 transitions. [2019-11-19 20:59:45,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2019-11-19 20:59:45,111 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 20:59:45,112 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 20:59:45,112 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 20:59:45,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 20:59:45,113 INFO L82 PathProgramCache]: Analyzing trace with hash -58400973, now seen corresponding path program 1 times [2019-11-19 20:59:45,113 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 20:59:45,113 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996878469] [2019-11-19 20:59:45,113 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 20:59:45,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 20:59:45,333 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 20:59:45,334 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996878469] [2019-11-19 20:59:45,335 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 20:59:45,335 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 20:59:45,335 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051785441] [2019-11-19 20:59:45,337 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-19 20:59:45,338 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 20:59:45,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-19 20:59:45,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 20:59:45,339 INFO L87 Difference]: Start difference. First operand 2820 states and 3650 transitions. Second operand 4 states. [2019-11-19 20:59:47,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 20:59:47,120 INFO L93 Difference]: Finished difference Result 7494 states and 9835 transitions. [2019-11-19 20:59:47,120 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-19 20:59:47,120 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 233 [2019-11-19 20:59:47,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 20:59:47,142 INFO L225 Difference]: With dead ends: 7494 [2019-11-19 20:59:47,142 INFO L226 Difference]: Without dead ends: 4860 [2019-11-19 20:59:47,147 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 20:59:47,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4860 states. [2019-11-19 20:59:47,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4860 to 4661. [2019-11-19 20:59:47,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4661 states. [2019-11-19 20:59:47,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4661 states to 4661 states and 5935 transitions. [2019-11-19 20:59:47,250 INFO L78 Accepts]: Start accepts. Automaton has 4661 states and 5935 transitions. Word has length 233 [2019-11-19 20:59:47,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 20:59:47,251 INFO L462 AbstractCegarLoop]: Abstraction has 4661 states and 5935 transitions. [2019-11-19 20:59:47,251 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-19 20:59:47,251 INFO L276 IsEmpty]: Start isEmpty. Operand 4661 states and 5935 transitions. [2019-11-19 20:59:47,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-11-19 20:59:47,256 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 20:59:47,257 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 20:59:47,257 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 20:59:47,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 20:59:47,258 INFO L82 PathProgramCache]: Analyzing trace with hash 1422286637, now seen corresponding path program 1 times [2019-11-19 20:59:47,258 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 20:59:47,258 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137600756] [2019-11-19 20:59:47,259 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 20:59:47,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 20:59:47,778 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 65 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 20:59:47,779 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137600756] [2019-11-19 20:59:47,779 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1478030359] [2019-11-19 20:59:47,779 INFO L94 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 [2019-11-19 20:59:47,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 20:59:47,870 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-19 20:59:47,878 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 20:59:47,918 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:47,920 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:47,921 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:47,927 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:47,928 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:47,931 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:47,935 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:47,936 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:48,698 WARN L191 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 29 [2019-11-19 20:59:49,159 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 101 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 20:59:49,160 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-19 20:59:49,160 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 3] total 11 [2019-11-19 20:59:49,160 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432537299] [2019-11-19 20:59:49,162 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-19 20:59:49,163 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 20:59:49,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-19 20:59:49,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2019-11-19 20:59:49,164 INFO L87 Difference]: Start difference. First operand 4661 states and 5935 transitions. Second operand 12 states. [2019-11-19 21:00:10,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:00:10,724 INFO L93 Difference]: Finished difference Result 24256 states and 31966 transitions. [2019-11-19 21:00:10,725 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2019-11-19 21:00:10,725 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 234 [2019-11-19 21:00:10,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:00:10,803 INFO L225 Difference]: With dead ends: 24256 [2019-11-19 21:00:10,803 INFO L226 Difference]: Without dead ends: 19781 [2019-11-19 21:00:10,814 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 232 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 345 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=383, Invalid=949, Unknown=0, NotChecked=0, Total=1332 [2019-11-19 21:00:10,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19781 states. [2019-11-19 21:00:11,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19781 to 9814. [2019-11-19 21:00:11,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9814 states. [2019-11-19 21:00:11,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9814 states to 9814 states and 11669 transitions. [2019-11-19 21:00:11,048 INFO L78 Accepts]: Start accepts. Automaton has 9814 states and 11669 transitions. Word has length 234 [2019-11-19 21:00:11,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:00:11,049 INFO L462 AbstractCegarLoop]: Abstraction has 9814 states and 11669 transitions. [2019-11-19 21:00:11,049 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-19 21:00:11,050 INFO L276 IsEmpty]: Start isEmpty. Operand 9814 states and 11669 transitions. [2019-11-19 21:00:11,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2019-11-19 21:00:11,061 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 21:00:11,061 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 21:00:11,265 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-19 21:00:11,265 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 21:00:11,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 21:00:11,266 INFO L82 PathProgramCache]: Analyzing trace with hash 228686210, now seen corresponding path program 1 times [2019-11-19 21:00:11,267 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 21:00:11,268 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516197178] [2019-11-19 21:00:11,268 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 21:00:11,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 21:00:11,518 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2019-11-19 21:00:11,518 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516197178] [2019-11-19 21:00:11,519 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 21:00:11,519 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 21:00:11,519 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668196428] [2019-11-19 21:00:11,520 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 21:00:11,520 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 21:00:11,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 21:00:11,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 21:00:11,521 INFO L87 Difference]: Start difference. First operand 9814 states and 11669 transitions. Second operand 3 states. [2019-11-19 21:00:12,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 21:00:12,053 INFO L93 Difference]: Finished difference Result 19252 states and 22872 transitions. [2019-11-19 21:00:12,054 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 21:00:12,055 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 335 [2019-11-19 21:00:12,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 21:00:12,056 INFO L225 Difference]: With dead ends: 19252 [2019-11-19 21:00:12,056 INFO L226 Difference]: Without dead ends: 0 [2019-11-19 21:00:12,072 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 21:00:12,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-19 21:00:12,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-19 21:00:12,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-19 21:00:12,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-19 21:00:12,074 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 335 [2019-11-19 21:00:12,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 21:00:12,074 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 21:00:12,074 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 21:00:12,075 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-19 21:00:12,075 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-19 21:00:12,080 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-19 21:00:12,368 INFO L444 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2019-11-19 21:00:12,369 INFO L444 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2019-11-19 21:00:12,369 INFO L444 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2019-11-19 21:00:12,369 INFO L447 ceAbstractionStarter]: At program point L1028(lines 1028 1044) the Hoare annotation is: true [2019-11-19 21:00:12,369 INFO L444 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,370 INFO L444 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,370 INFO L444 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,370 INFO L444 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,372 INFO L444 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,372 INFO L444 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,372 INFO L444 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,372 INFO L444 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2019-11-19 21:00:12,372 INFO L444 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2019-11-19 21:00:12,373 INFO L444 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2019-11-19 21:00:12,373 INFO L444 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,373 INFO L444 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,373 INFO L444 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,374 INFO L444 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,374 INFO L444 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,374 INFO L444 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,374 INFO L444 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,374 INFO L444 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,375 INFO L444 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,375 INFO L444 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2019-11-19 21:00:12,375 INFO L444 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2019-11-19 21:00:12,375 INFO L444 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2019-11-19 21:00:12,375 INFO L444 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,376 INFO L440 ceAbstractionStarter]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse0 (not (= ~a25~0 9))) (.cse2 (not (= ~a25~0 13))) (.cse1 (= 15 ~a8~0))) (or (and .cse0 (<= ~a29~0 277) .cse1 (= 1 ~a4~0) (<= 130 ~a29~0)) (and (< 0 (+ ~a23~0 43)) .cse1) (and .cse2 (<= ~a29~0 130) .cse1) (and .cse0 .cse2 .cse1) (and .cse2 .cse1 (< 245 ~a29~0)))) [2019-11-19 21:00:12,376 INFO L444 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,377 INFO L444 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,377 INFO L444 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,377 INFO L444 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,377 INFO L444 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,378 INFO L444 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,378 INFO L444 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,378 INFO L444 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,378 INFO L444 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2019-11-19 21:00:12,378 INFO L444 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2019-11-19 21:00:12,379 INFO L444 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2019-11-19 21:00:12,379 INFO L444 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2019-11-19 21:00:12,379 INFO L444 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2019-11-19 21:00:12,379 INFO L444 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2019-11-19 21:00:12,379 INFO L444 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2019-11-19 21:00:12,380 INFO L444 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,380 INFO L444 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,380 INFO L444 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,380 INFO L444 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,380 INFO L444 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,380 INFO L444 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,381 INFO L444 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,381 INFO L444 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,381 INFO L444 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,381 INFO L444 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,381 INFO L444 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2019-11-19 21:00:12,383 INFO L444 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2019-11-19 21:00:12,383 INFO L444 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2019-11-19 21:00:12,383 INFO L444 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2019-11-19 21:00:12,383 INFO L444 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,384 INFO L444 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,384 INFO L444 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,384 INFO L444 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,384 INFO L444 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,384 INFO L444 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2019-11-19 21:00:12,384 INFO L444 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2019-11-19 21:00:12,385 INFO L444 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2019-11-19 21:00:12,385 INFO L444 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,385 INFO L444 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,385 INFO L444 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,385 INFO L444 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,385 INFO L444 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2019-11-19 21:00:12,385 INFO L444 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2019-11-19 21:00:12,386 INFO L444 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,386 INFO L444 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,386 INFO L444 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,386 INFO L444 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,386 INFO L444 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,386 INFO L444 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,387 INFO L444 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2019-11-19 21:00:12,387 INFO L444 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2019-11-19 21:00:12,387 INFO L444 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,387 INFO L444 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,388 INFO L444 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2019-11-19 21:00:12,388 INFO L444 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2019-11-19 21:00:12,388 INFO L444 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2019-11-19 21:00:12,388 INFO L444 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,389 INFO L444 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,389 INFO L444 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,389 INFO L444 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,389 INFO L444 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,390 INFO L444 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,390 INFO L444 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,390 INFO L444 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2019-11-19 21:00:12,390 INFO L444 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2019-11-19 21:00:12,391 INFO L444 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2019-11-19 21:00:12,391 INFO L444 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2019-11-19 21:00:12,391 INFO L444 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2019-11-19 21:00:12,391 INFO L444 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2019-11-19 21:00:12,392 INFO L444 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2019-11-19 21:00:12,392 INFO L444 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,392 INFO L444 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,392 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-19 21:00:12,393 INFO L444 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2019-11-19 21:00:12,394 INFO L444 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2019-11-19 21:00:12,395 INFO L444 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,395 INFO L444 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,395 INFO L444 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,395 INFO L444 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,396 INFO L444 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,396 INFO L444 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2019-11-19 21:00:12,397 INFO L444 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2019-11-19 21:00:12,397 INFO L444 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2019-11-19 21:00:12,397 INFO L444 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,398 INFO L444 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,398 INFO L444 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,398 INFO L444 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,398 INFO L444 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,399 INFO L444 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,399 INFO L444 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2019-11-19 21:00:12,399 INFO L444 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2019-11-19 21:00:12,399 INFO L444 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2019-11-19 21:00:12,402 INFO L444 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,402 INFO L444 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,402 INFO L444 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,403 INFO L444 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,403 INFO L444 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,403 INFO L444 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,403 INFO L444 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,404 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-19 21:00:12,404 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 165) no Hoare annotation was computed. [2019-11-19 21:00:12,404 INFO L444 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,404 INFO L444 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2019-11-19 21:00:12,404 INFO L444 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2019-11-19 21:00:12,405 INFO L444 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2019-11-19 21:00:12,405 INFO L444 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,405 INFO L444 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,406 INFO L444 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,407 INFO L444 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,407 INFO L444 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,407 INFO L444 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,407 INFO L444 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,407 INFO L444 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,408 INFO L444 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,408 INFO L444 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,408 INFO L444 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,408 INFO L444 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2019-11-19 21:00:12,408 INFO L444 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2019-11-19 21:00:12,408 INFO L444 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2019-11-19 21:00:12,409 INFO L444 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2019-11-19 21:00:12,409 INFO L444 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2019-11-19 21:00:12,409 INFO L444 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,409 INFO L444 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,409 INFO L444 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,409 INFO L444 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,410 INFO L444 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,410 INFO L444 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,410 INFO L444 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,410 INFO L444 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2019-11-19 21:00:12,410 INFO L444 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2019-11-19 21:00:12,411 INFO L444 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2019-11-19 21:00:12,411 INFO L444 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,411 INFO L444 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,411 INFO L444 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,411 INFO L444 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2019-11-19 21:00:12,411 INFO L444 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2019-11-19 21:00:12,412 INFO L444 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,412 INFO L444 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,412 INFO L444 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,412 INFO L444 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,412 INFO L444 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,412 INFO L444 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2019-11-19 21:00:12,412 INFO L444 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2019-11-19 21:00:12,413 INFO L444 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,413 INFO L444 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,413 INFO L444 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2019-11-19 21:00:12,413 INFO L444 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2019-11-19 21:00:12,413 INFO L444 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,413 INFO L444 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,413 INFO L444 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,414 INFO L444 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,414 INFO L444 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,414 INFO L444 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,414 INFO L444 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2019-11-19 21:00:12,414 INFO L444 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2019-11-19 21:00:12,414 INFO L444 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2019-11-19 21:00:12,415 INFO L444 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2019-11-19 21:00:12,415 INFO L444 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,415 INFO L444 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,415 INFO L444 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,415 INFO L444 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,415 INFO L444 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,415 INFO L444 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,416 INFO L444 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,416 INFO L444 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,416 INFO L444 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2019-11-19 21:00:12,416 INFO L444 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2019-11-19 21:00:12,416 INFO L444 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2019-11-19 21:00:12,416 INFO L444 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2019-11-19 21:00:12,416 INFO L444 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2019-11-19 21:00:12,417 INFO L444 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2019-11-19 21:00:12,417 INFO L444 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,417 INFO L444 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,417 INFO L444 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,417 INFO L444 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,417 INFO L444 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,418 INFO L444 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,418 INFO L444 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,418 INFO L444 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2019-11-19 21:00:12,418 INFO L444 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2019-11-19 21:00:12,418 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-19 21:00:12,418 INFO L444 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,419 INFO L444 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,419 INFO L444 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,419 INFO L444 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,419 INFO L444 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,419 INFO L444 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,419 INFO L444 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2019-11-19 21:00:12,419 INFO L444 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2019-11-19 21:00:12,420 INFO L444 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,420 INFO L444 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,420 INFO L444 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,420 INFO L444 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,424 INFO L444 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,424 INFO L444 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,424 INFO L444 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,424 INFO L444 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2019-11-19 21:00:12,425 INFO L444 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,425 INFO L444 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,425 INFO L444 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,425 INFO L444 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2019-11-19 21:00:12,425 INFO L444 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-11-19 21:00:12,426 INFO L444 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2019-11-19 21:00:12,426 INFO L444 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,426 INFO L444 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2019-11-19 21:00:12,426 INFO L444 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,426 INFO L444 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2019-11-19 21:00:12,426 INFO L444 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,427 INFO L444 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,427 INFO L444 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,427 INFO L444 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,427 INFO L444 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,427 INFO L444 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,428 INFO L444 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2019-11-19 21:00:12,428 INFO L444 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2019-11-19 21:00:12,428 INFO L444 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2019-11-19 21:00:12,428 INFO L444 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,429 INFO L444 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,430 INFO L444 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,430 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-19 21:00:12,431 INFO L444 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,431 INFO L444 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,431 INFO L444 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,431 INFO L444 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,432 INFO L444 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,432 INFO L444 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,433 INFO L444 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,434 INFO L444 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2019-11-19 21:00:12,434 INFO L444 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2019-11-19 21:00:12,435 INFO L444 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2019-11-19 21:00:12,435 INFO L444 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,435 INFO L444 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2019-11-19 21:00:12,435 INFO L444 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2019-11-19 21:00:12,435 INFO L444 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,436 INFO L444 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,436 INFO L444 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,436 INFO L444 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,436 INFO L444 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,436 INFO L444 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,436 INFO L444 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2019-11-19 21:00:12,437 INFO L444 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2019-11-19 21:00:12,437 INFO L444 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2019-11-19 21:00:12,437 INFO L444 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,437 INFO L444 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,437 INFO L444 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,438 INFO L440 ceAbstractionStarter]: At program point L1025(lines 22 1026) the Hoare annotation is: (let ((.cse0 (not (= ~a25~0 9))) (.cse2 (not (= ~a25~0 13))) (.cse1 (= 15 ~a8~0))) (or (and .cse0 (<= ~a29~0 277) .cse1 (= 1 ~a4~0) (<= 130 ~a29~0)) (and (< 0 (+ ~a23~0 43)) .cse1) (and .cse2 (<= ~a29~0 130) .cse1) (and .cse0 .cse2 .cse1) (and .cse2 .cse1 (< 245 ~a29~0)))) [2019-11-19 21:00:12,438 INFO L444 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,438 INFO L444 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2019-11-19 21:00:12,438 INFO L444 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2019-11-19 21:00:12,439 INFO L444 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,439 INFO L444 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,439 INFO L444 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2019-11-19 21:00:12,439 INFO L444 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,439 INFO L444 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,440 INFO L444 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2019-11-19 21:00:12,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 09:00:12 BoogieIcfgContainer [2019-11-19 21:00:12,487 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-19 21:00:12,488 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 21:00:12,488 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 21:00:12,488 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 21:00:12,489 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:59:37" (3/4) ... [2019-11-19 21:00:12,494 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-19 21:00:12,534 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-19 21:00:12,536 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-19 21:00:12,791 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-19 21:00:12,791 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 21:00:12,793 INFO L168 Benchmark]: Toolchain (without parser) took 38218.77 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 584.6 MB). Free memory was 953.7 MB in the beginning and 944.6 MB in the end (delta: 9.1 MB). Peak memory consumption was 593.7 MB. Max. memory is 11.5 GB. [2019-11-19 21:00:12,794 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 21:00:12,794 INFO L168 Benchmark]: CACSL2BoogieTranslator took 987.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 953.7 MB in the beginning and 1.1 GB in the end (delta: -159.1 MB). Peak memory consumption was 54.1 MB. Max. memory is 11.5 GB. [2019-11-19 21:00:12,795 INFO L168 Benchmark]: Boogie Procedure Inliner took 166.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. [2019-11-19 21:00:12,795 INFO L168 Benchmark]: Boogie Preprocessor took 109.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-11-19 21:00:12,795 INFO L168 Benchmark]: RCFGBuilder took 2035.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 906.1 MB in the end (delta: 178.9 MB). Peak memory consumption was 178.9 MB. Max. memory is 11.5 GB. [2019-11-19 21:00:12,796 INFO L168 Benchmark]: TraceAbstraction took 34609.33 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 443.0 MB). Free memory was 899.2 MB in the beginning and 989.3 MB in the end (delta: -90.1 MB). Peak memory consumption was 352.9 MB. Max. memory is 11.5 GB. [2019-11-19 21:00:12,796 INFO L168 Benchmark]: Witness Printer took 303.81 ms. Allocated memory is still 1.6 GB. Free memory was 989.3 MB in the beginning and 944.6 MB in the end (delta: 44.8 MB). Peak memory consumption was 44.8 MB. Max. memory is 11.5 GB. [2019-11-19 21:00:12,798 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 987.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 953.7 MB in the beginning and 1.1 GB in the end (delta: -159.1 MB). Peak memory consumption was 54.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 166.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 109.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2035.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 906.1 MB in the end (delta: 178.9 MB). Peak memory consumption was 178.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 34609.33 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 443.0 MB). Free memory was 899.2 MB in the beginning and 989.3 MB in the end (delta: -90.1 MB). Peak memory consumption was 352.9 MB. Max. memory is 11.5 GB. * Witness Printer took 303.81 ms. Allocated memory is still 1.6 GB. Free memory was 989.3 MB in the beginning and 944.6 MB in the end (delta: 44.8 MB). Peak memory consumption was 44.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 165]: 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: 1028]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1034]: Loop Invariant Derived loop invariant: (((((((!(a25 == 9) && a29 <= 277) && 15 == a8) && 1 == a4) && 130 <= a29) || (0 < a23 + 43 && 15 == a8)) || ((!(a25 == 13) && a29 <= 130) && 15 == a8)) || ((!(a25 == 9) && !(a25 == 13)) && 15 == a8)) || ((!(a25 == 13) && 15 == a8) && 245 < a29) - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: (((((((!(a25 == 9) && a29 <= 277) && 15 == a8) && 1 == a4) && 130 <= a29) || (0 < a23 + 43 && 15 == a8)) || ((!(a25 == 13) && a29 <= 130) && 15 == a8)) || ((!(a25 == 9) && !(a25 == 13)) && 15 == a8)) || ((!(a25 == 13) && 15 == a8) && 245 < a29) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 283 locations, 1 error locations. Result: SAFE, OverallTime: 34.4s, OverallIterations: 6, TraceHistogramMax: 3, AutomataDifference: 29.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 472 SDtfs, 6466 SDslu, 411 SDs, 0 SdLazy, 13528 SolverSat, 2270 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 23.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 410 GetRequests, 363 SyntacticMatches, 3 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 345 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9814occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 6 MinimizatonAttempts, 10372 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 108 NumberOfFragments, 123 HoareAnnotationTreeSize, 3 FomulaSimplifications, 5152 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 128 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 1534 NumberOfCodeBlocks, 1534 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1526 ConstructedInterpolants, 69 QuantifiedInterpolants, 1851160 SizeOfPredicates, 1 NumberOfNonLiveVariables, 523 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 706/881 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...