./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/loop-industry-pattern/ofuf_3_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0ed9222f Calling Ultimate with: 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 /storage/repos/svcomp/c/loop-industry-pattern/ofuf_3_true-unreach-call.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 aa745eb37a305c705c876c4aeeab00de01c4148b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-14 17:46:16,963 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-14 17:46:16,965 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-14 17:46:16,977 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-14 17:46:16,977 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-14 17:46:16,978 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-14 17:46:16,980 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-14 17:46:16,982 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-14 17:46:16,984 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-14 17:46:16,985 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-14 17:46:16,985 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-14 17:46:16,986 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-14 17:46:16,987 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-14 17:46:16,988 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-14 17:46:16,989 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-14 17:46:16,990 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-14 17:46:16,991 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-14 17:46:16,993 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-14 17:46:16,996 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-14 17:46:16,997 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-14 17:46:16,999 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-14 17:46:17,000 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-14 17:46:17,003 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-14 17:46:17,003 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-14 17:46:17,003 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-14 17:46:17,005 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-14 17:46:17,006 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-14 17:46:17,007 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-14 17:46:17,008 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-14 17:46:17,009 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-14 17:46:17,009 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-14 17:46:17,010 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-14 17:46:17,010 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-14 17:46:17,011 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-14 17:46:17,012 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-14 17:46:17,012 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-14 17:46:17,013 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-14 17:46:17,039 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-14 17:46:17,040 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-14 17:46:17,041 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-14 17:46:17,041 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-14 17:46:17,041 INFO L133 SettingsManager]: * Use SBE=true [2019-01-14 17:46:17,041 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-14 17:46:17,041 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-14 17:46:17,042 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-14 17:46:17,044 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-14 17:46:17,044 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-14 17:46:17,044 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-14 17:46:17,045 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-14 17:46:17,045 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-14 17:46:17,045 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-14 17:46:17,046 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-14 17:46:17,046 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-14 17:46:17,046 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-14 17:46:17,046 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-14 17:46:17,046 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-14 17:46:17,046 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-14 17:46:17,047 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-14 17:46:17,049 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-14 17:46:17,049 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-14 17:46:17,049 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-14 17:46:17,050 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-14 17:46:17,050 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-14 17:46:17,050 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-14 17:46:17,050 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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 -> aa745eb37a305c705c876c4aeeab00de01c4148b [2019-01-14 17:46:17,105 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-14 17:46:17,117 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-14 17:46:17,120 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-14 17:46:17,121 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-14 17:46:17,122 INFO L276 PluginConnector]: CDTParser initialized [2019-01-14 17:46:17,123 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/loop-industry-pattern/ofuf_3_true-unreach-call.c [2019-01-14 17:46:17,181 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/399550015/9011bbec6abf4894b4044e70a78d6208/FLAG6ecd65680 [2019-01-14 17:46:17,610 INFO L307 CDTParser]: Found 1 translation units. [2019-01-14 17:46:17,611 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/loop-industry-pattern/ofuf_3_true-unreach-call.c [2019-01-14 17:46:17,623 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/399550015/9011bbec6abf4894b4044e70a78d6208/FLAG6ecd65680 [2019-01-14 17:46:17,951 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/399550015/9011bbec6abf4894b4044e70a78d6208 [2019-01-14 17:46:17,954 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-14 17:46:17,955 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-14 17:46:17,956 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-14 17:46:17,956 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-14 17:46:17,962 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-14 17:46:17,963 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 05:46:17" (1/1) ... [2019-01-14 17:46:17,966 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@525e61c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 05:46:17, skipping insertion in model container [2019-01-14 17:46:17,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 05:46:17" (1/1) ... [2019-01-14 17:46:17,976 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-14 17:46:18,030 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-14 17:46:18,424 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 17:46:18,441 INFO L191 MainTranslator]: Completed pre-run [2019-01-14 17:46:18,606 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 17:46:18,639 INFO L195 MainTranslator]: Completed translation [2019-01-14 17:46:18,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 05:46:18 WrapperNode [2019-01-14 17:46:18,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-14 17:46:18,641 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-14 17:46:18,641 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-14 17:46:18,641 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-14 17:46:18,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 05:46:18" (1/1) ... [2019-01-14 17:46:18,666 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 05:46:18" (1/1) ... [2019-01-14 17:46:18,713 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-14 17:46:18,713 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-14 17:46:18,713 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-14 17:46:18,714 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-14 17:46:18,721 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 05:46:18" (1/1) ... [2019-01-14 17:46:18,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 05:46:18" (1/1) ... [2019-01-14 17:46:18,735 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 05:46:18" (1/1) ... [2019-01-14 17:46:18,735 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 05:46:18" (1/1) ... [2019-01-14 17:46:18,780 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 05:46:18" (1/1) ... [2019-01-14 17:46:18,793 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 05:46:18" (1/1) ... [2019-01-14 17:46:18,798 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 05:46:18" (1/1) ... [2019-01-14 17:46:18,806 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-14 17:46:18,807 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-14 17:46:18,807 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-14 17:46:18,807 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-14 17:46:18,808 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 05:46:18" (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 [2019-01-14 17:46:18,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-14 17:46:18,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-01-14 17:46:18,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-14 17:46:18,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-14 17:46:18,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-01-14 17:46:18,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-01-14 17:46:18,877 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-01-14 17:46:18,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-01-14 17:46:18,877 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2019-01-14 17:46:18,878 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2019-01-14 17:46:18,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-01-14 17:46:18,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-14 17:46:18,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-14 17:46:18,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-14 17:46:20,927 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-14 17:46:20,928 INFO L286 CfgBuilder]: Removed 38 assue(true) statements. [2019-01-14 17:46:20,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 05:46:20 BoogieIcfgContainer [2019-01-14 17:46:20,930 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-14 17:46:20,931 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-14 17:46:20,931 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-14 17:46:20,934 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-14 17:46:20,935 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.01 05:46:17" (1/3) ... [2019-01-14 17:46:20,936 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4455ae81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.01 05:46:20, skipping insertion in model container [2019-01-14 17:46:20,936 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 05:46:18" (2/3) ... [2019-01-14 17:46:20,936 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4455ae81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.01 05:46:20, skipping insertion in model container [2019-01-14 17:46:20,936 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 05:46:20" (3/3) ... [2019-01-14 17:46:20,939 INFO L112 eAbstractionObserver]: Analyzing ICFG ofuf_3_true-unreach-call.c [2019-01-14 17:46:20,947 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-14 17:46:20,954 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-01-14 17:46:20,969 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-01-14 17:46:21,000 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-14 17:46:21,001 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-14 17:46:21,001 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-14 17:46:21,002 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-14 17:46:21,002 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-14 17:46:21,002 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-14 17:46:21,002 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-14 17:46:21,003 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-14 17:46:21,003 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-14 17:46:21,025 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states. [2019-01-14 17:46:21,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-01-14 17:46:21,033 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 17:46:21,034 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 17:46:21,036 INFO L423 AbstractCegarLoop]: === Iteration 1 === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-14 17:46:21,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 17:46:21,041 INFO L82 PathProgramCache]: Analyzing trace with hash 1161293671, now seen corresponding path program 1 times [2019-01-14 17:46:21,042 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 17:46:21,043 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 17:46:21,086 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 17:46:21,086 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 17:46:21,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 17:46:21,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 17:46:21,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 17:46:21,271 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 17:46:21,272 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-14 17:46:21,276 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-01-14 17:46:21,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-01-14 17:46:21,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-14 17:46:21,295 INFO L87 Difference]: Start difference. First operand 176 states. Second operand 2 states. [2019-01-14 17:46:21,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 17:46:21,344 INFO L93 Difference]: Finished difference Result 347 states and 566 transitions. [2019-01-14 17:46:21,344 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-01-14 17:46:21,346 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2019-01-14 17:46:21,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 17:46:21,358 INFO L225 Difference]: With dead ends: 347 [2019-01-14 17:46:21,358 INFO L226 Difference]: Without dead ends: 172 [2019-01-14 17:46:21,362 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-14 17:46:21,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2019-01-14 17:46:21,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 172. [2019-01-14 17:46:21,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2019-01-14 17:46:21,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 268 transitions. [2019-01-14 17:46:21,417 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 268 transitions. Word has length 19 [2019-01-14 17:46:21,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 17:46:21,418 INFO L480 AbstractCegarLoop]: Abstraction has 172 states and 268 transitions. [2019-01-14 17:46:21,418 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-01-14 17:46:21,418 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 268 transitions. [2019-01-14 17:46:21,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-01-14 17:46:21,420 INFO L394 BasicCegarLoop]: Found error trace [2019-01-14 17:46:21,420 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-14 17:46:21,421 INFO L423 AbstractCegarLoop]: === Iteration 2 === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-14 17:46:21,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-14 17:46:21,421 INFO L82 PathProgramCache]: Analyzing trace with hash -70408981, now seen corresponding path program 1 times [2019-01-14 17:46:21,421 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-14 17:46:21,422 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-14 17:46:21,423 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 17:46:21,423 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 17:46:21,423 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-14 17:46:21,475 ERROR L235 seRefinementStrategy]: Caught known exception: Unsupported non-linear arithmetic [2019-01-14 17:46:21,475 INFO L258 seRefinementStrategy]: Advancing trace checker [2019-01-14 17:46:21,475 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP 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 [2019-01-14 17:46:21,494 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-14 17:46:21,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-14 17:46:21,608 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-14 17:46:21,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-14 17:46:21,747 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-14 17:46:21,747 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-14 17:46:21,749 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-14 17:46:21,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-14 17:46:21,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-14 17:46:21,751 INFO L87 Difference]: Start difference. First operand 172 states and 268 transitions. Second operand 3 states. [2019-01-14 17:46:21,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-14 17:46:21,789 INFO L93 Difference]: Finished difference Result 181 states and 278 transitions. [2019-01-14 17:46:21,791 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-14 17:46:21,791 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-01-14 17:46:21,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-14 17:46:21,792 INFO L225 Difference]: With dead ends: 181 [2019-01-14 17:46:21,792 INFO L226 Difference]: Without dead ends: 0 [2019-01-14 17:46:21,795 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-14 17:46:21,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-14 17:46:21,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-14 17:46:21,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-14 17:46:21,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-14 17:46:21,796 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 19 [2019-01-14 17:46:21,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-14 17:46:21,796 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-14 17:46:21,796 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-14 17:46:21,797 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-14 17:46:21,797 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-14 17:46:21,802 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-01-14 17:46:21,897 INFO L448 ceAbstractionStarter]: For program point L366(lines 366 369) no Hoare annotation was computed. [2019-01-14 17:46:21,897 INFO L448 ceAbstractionStarter]: For program point L401-2(lines 401 411) no Hoare annotation was computed. [2019-01-14 17:46:21,897 INFO L451 ceAbstractionStarter]: At program point L401-3(lines 401 411) the Hoare annotation is: true [2019-01-14 17:46:21,897 INFO L451 ceAbstractionStarter]: At program point L401-4(lines 401 411) the Hoare annotation is: true [2019-01-14 17:46:21,898 INFO L448 ceAbstractionStarter]: For program point L303-1(lines 303 310) no Hoare annotation was computed. [2019-01-14 17:46:21,898 INFO L451 ceAbstractionStarter]: At program point L204(lines 204 220) the Hoare annotation is: true [2019-01-14 17:46:21,898 INFO L451 ceAbstractionStarter]: At program point L303-3(lines 303 310) the Hoare annotation is: true [2019-01-14 17:46:21,898 INFO L451 ceAbstractionStarter]: At program point L204-1(lines 204 220) the Hoare annotation is: true [2019-01-14 17:46:21,898 INFO L448 ceAbstractionStarter]: For program point L303-4(lines 303 310) no Hoare annotation was computed. [2019-01-14 17:46:21,898 INFO L451 ceAbstractionStarter]: At program point L204-2(lines 204 220) the Hoare annotation is: true [2019-01-14 17:46:21,899 INFO L451 ceAbstractionStarter]: At program point L204-3(lines 204 220) the Hoare annotation is: true [2019-01-14 17:46:21,900 INFO L448 ceAbstractionStarter]: For program point L403(line 403) no Hoare annotation was computed. [2019-01-14 17:46:21,900 INFO L448 ceAbstractionStarter]: For program point L403-2(lines 403 410) no Hoare annotation was computed. [2019-01-14 17:46:21,900 INFO L448 ceAbstractionStarter]: For program point L371-2(lines 371 388) no Hoare annotation was computed. [2019-01-14 17:46:21,900 INFO L451 ceAbstractionStarter]: At program point L371-3(lines 371 388) the Hoare annotation is: true [2019-01-14 17:46:21,900 INFO L448 ceAbstractionStarter]: For program point L371-4(lines 371 388) no Hoare annotation was computed. [2019-01-14 17:46:21,901 INFO L448 ceAbstractionStarter]: For program point L206(line 206) no Hoare annotation was computed. [2019-01-14 17:46:21,901 INFO L448 ceAbstractionStarter]: For program point L206-2(line 206) no Hoare annotation was computed. [2019-01-14 17:46:21,902 INFO L448 ceAbstractionStarter]: For program point L206-3(line 206) no Hoare annotation was computed. [2019-01-14 17:46:21,902 INFO L448 ceAbstractionStarter]: For program point L206-5(line 206) no Hoare annotation was computed. [2019-01-14 17:46:21,902 INFO L448 ceAbstractionStarter]: For program point L206-6(line 206) no Hoare annotation was computed. [2019-01-14 17:46:21,902 INFO L448 ceAbstractionStarter]: For program point L206-8(line 206) no Hoare annotation was computed. [2019-01-14 17:46:21,902 INFO L448 ceAbstractionStarter]: For program point L206-9(line 206) no Hoare annotation was computed. [2019-01-14 17:46:21,902 INFO L448 ceAbstractionStarter]: For program point L206-11(line 206) no Hoare annotation was computed. [2019-01-14 17:46:21,903 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 309) no Hoare annotation was computed. [2019-01-14 17:46:21,903 INFO L448 ceAbstractionStarter]: For program point L207(line 207) no Hoare annotation was computed. [2019-01-14 17:46:21,903 INFO L448 ceAbstractionStarter]: For program point L207-2(line 207) no Hoare annotation was computed. [2019-01-14 17:46:21,903 INFO L448 ceAbstractionStarter]: For program point L207-4(line 207) no Hoare annotation was computed. [2019-01-14 17:46:21,903 INFO L448 ceAbstractionStarter]: For program point L207-6(line 207) no Hoare annotation was computed. [2019-01-14 17:46:21,903 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 376) no Hoare annotation was computed. [2019-01-14 17:46:21,903 INFO L451 ceAbstractionStarter]: At program point L242(lines 188 243) the Hoare annotation is: true [2019-01-14 17:46:21,904 INFO L448 ceAbstractionStarter]: For program point L209(line 209) no Hoare annotation was computed. [2019-01-14 17:46:21,905 INFO L451 ceAbstractionStarter]: At program point L242-1(lines 188 243) the Hoare annotation is: true [2019-01-14 17:46:21,906 INFO L451 ceAbstractionStarter]: At program point L242-2(lines 188 243) the Hoare annotation is: true [2019-01-14 17:46:21,906 INFO L448 ceAbstractionStarter]: For program point L209-2(line 209) no Hoare annotation was computed. [2019-01-14 17:46:21,906 INFO L451 ceAbstractionStarter]: At program point L242-3(lines 188 243) the Hoare annotation is: true [2019-01-14 17:46:21,906 INFO L448 ceAbstractionStarter]: For program point L209-3(line 209) no Hoare annotation was computed. [2019-01-14 17:46:21,906 INFO L448 ceAbstractionStarter]: For program point L209-5(line 209) no Hoare annotation was computed. [2019-01-14 17:46:21,906 INFO L448 ceAbstractionStarter]: For program point L209-6(line 209) no Hoare annotation was computed. [2019-01-14 17:46:21,906 INFO L448 ceAbstractionStarter]: For program point L209-8(line 209) no Hoare annotation was computed. [2019-01-14 17:46:21,907 INFO L448 ceAbstractionStarter]: For program point L209-9(line 209) no Hoare annotation was computed. [2019-01-14 17:46:21,907 INFO L448 ceAbstractionStarter]: For program point L209-11(line 209) no Hoare annotation was computed. [2019-01-14 17:46:21,907 INFO L448 ceAbstractionStarter]: For program point L210(line 210) no Hoare annotation was computed. [2019-01-14 17:46:21,907 INFO L448 ceAbstractionStarter]: For program point L210-2(line 210) no Hoare annotation was computed. [2019-01-14 17:46:21,907 INFO L448 ceAbstractionStarter]: For program point L210-4(line 210) no Hoare annotation was computed. [2019-01-14 17:46:21,907 INFO L448 ceAbstractionStarter]: For program point L210-6(line 210) no Hoare annotation was computed. [2019-01-14 17:46:21,907 INFO L448 ceAbstractionStarter]: For program point L311(line 311) no Hoare annotation was computed. [2019-01-14 17:46:21,908 INFO L448 ceAbstractionStarter]: For program point L311-2(line 311) no Hoare annotation was computed. [2019-01-14 17:46:21,908 INFO L448 ceAbstractionStarter]: For program point L212(line 212) no Hoare annotation was computed. [2019-01-14 17:46:21,908 INFO L448 ceAbstractionStarter]: For program point L311-3(line 311) no Hoare annotation was computed. [2019-01-14 17:46:21,908 INFO L448 ceAbstractionStarter]: For program point L212-2(line 212) no Hoare annotation was computed. [2019-01-14 17:46:21,909 INFO L448 ceAbstractionStarter]: For program point L311-5(lines 311 323) no Hoare annotation was computed. [2019-01-14 17:46:21,909 INFO L448 ceAbstractionStarter]: For program point L212-3(line 212) no Hoare annotation was computed. [2019-01-14 17:46:21,909 INFO L448 ceAbstractionStarter]: For program point L212-5(line 212) no Hoare annotation was computed. [2019-01-14 17:46:21,909 INFO L448 ceAbstractionStarter]: For program point L212-6(line 212) no Hoare annotation was computed. [2019-01-14 17:46:21,909 INFO L448 ceAbstractionStarter]: For program point L212-8(line 212) no Hoare annotation was computed. [2019-01-14 17:46:21,909 INFO L448 ceAbstractionStarter]: For program point L212-9(line 212) no Hoare annotation was computed. [2019-01-14 17:46:21,909 INFO L448 ceAbstractionStarter]: For program point L212-11(line 212) no Hoare annotation was computed. [2019-01-14 17:46:21,910 INFO L448 ceAbstractionStarter]: For program point L213(line 213) no Hoare annotation was computed. [2019-01-14 17:46:21,910 INFO L448 ceAbstractionStarter]: For program point L213-2(line 213) no Hoare annotation was computed. [2019-01-14 17:46:21,910 INFO L448 ceAbstractionStarter]: For program point L213-4(line 213) no Hoare annotation was computed. [2019-01-14 17:46:21,910 INFO L448 ceAbstractionStarter]: For program point L213-6(line 213) no Hoare annotation was computed. [2019-01-14 17:46:21,910 INFO L448 ceAbstractionStarter]: For program point L412(line 412) no Hoare annotation was computed. [2019-01-14 17:46:21,910 INFO L448 ceAbstractionStarter]: For program point L313(lines 313 318) no Hoare annotation was computed. [2019-01-14 17:46:21,910 INFO L448 ceAbstractionStarter]: For program point L313-1(lines 311 323) no Hoare annotation was computed. [2019-01-14 17:46:21,911 INFO L451 ceAbstractionStarter]: At program point L413(lines 422 453) the Hoare annotation is: true [2019-01-14 17:46:21,913 INFO L448 ceAbstractionStarter]: For program point L347-2(lines 347 350) no Hoare annotation was computed. [2019-01-14 17:46:21,913 INFO L451 ceAbstractionStarter]: At program point L347-3(lines 347 350) the Hoare annotation is: true [2019-01-14 17:46:21,913 INFO L448 ceAbstractionStarter]: For program point L347-4(lines 327 394) no Hoare annotation was computed. [2019-01-14 17:46:21,913 INFO L448 ceAbstractionStarter]: For program point L215(line 215) no Hoare annotation was computed. [2019-01-14 17:46:21,914 INFO L448 ceAbstractionStarter]: For program point L215-2(line 215) no Hoare annotation was computed. [2019-01-14 17:46:21,914 INFO L448 ceAbstractionStarter]: For program point L215-3(line 215) no Hoare annotation was computed. [2019-01-14 17:46:21,914 INFO L448 ceAbstractionStarter]: For program point L215-5(line 215) no Hoare annotation was computed. [2019-01-14 17:46:21,914 INFO L448 ceAbstractionStarter]: For program point L215-6(line 215) no Hoare annotation was computed. [2019-01-14 17:46:21,914 INFO L448 ceAbstractionStarter]: For program point L215-8(line 215) no Hoare annotation was computed. [2019-01-14 17:46:21,914 INFO L448 ceAbstractionStarter]: For program point L215-9(line 215) no Hoare annotation was computed. [2019-01-14 17:46:21,914 INFO L448 ceAbstractionStarter]: For program point L215-11(line 215) no Hoare annotation was computed. [2019-01-14 17:46:21,915 INFO L448 ceAbstractionStarter]: For program point L447(lines 447 450) no Hoare annotation was computed. [2019-01-14 17:46:21,915 INFO L448 ceAbstractionStarter]: For program point L216(line 216) no Hoare annotation was computed. [2019-01-14 17:46:21,915 INFO L448 ceAbstractionStarter]: For program point L216-2(line 216) no Hoare annotation was computed. [2019-01-14 17:46:21,915 INFO L448 ceAbstractionStarter]: For program point L216-4(line 216) no Hoare annotation was computed. [2019-01-14 17:46:21,915 INFO L448 ceAbstractionStarter]: For program point L216-6(line 216) no Hoare annotation was computed. [2019-01-14 17:46:21,915 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-01-14 17:46:21,915 INFO L448 ceAbstractionStarter]: For program point L218(line 218) no Hoare annotation was computed. [2019-01-14 17:46:21,916 INFO L448 ceAbstractionStarter]: For program point L218-2(line 218) no Hoare annotation was computed. [2019-01-14 17:46:21,917 INFO L448 ceAbstractionStarter]: For program point L218-4(line 218) no Hoare annotation was computed. [2019-01-14 17:46:21,917 INFO L448 ceAbstractionStarter]: For program point L218-6(line 218) no Hoare annotation was computed. [2019-01-14 17:46:21,917 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 387) no Hoare annotation was computed. [2019-01-14 17:46:21,917 INFO L448 ceAbstractionStarter]: For program point L351(lines 351 392) no Hoare annotation was computed. [2019-01-14 17:46:21,917 INFO L448 ceAbstractionStarter]: For program point L353-2(lines 353 391) no Hoare annotation was computed. [2019-01-14 17:46:21,918 INFO L451 ceAbstractionStarter]: At program point L353-3(lines 353 391) the Hoare annotation is: true [2019-01-14 17:46:21,918 INFO L448 ceAbstractionStarter]: For program point L221-1(lines 221 228) no Hoare annotation was computed. [2019-01-14 17:46:21,918 INFO L451 ceAbstractionStarter]: At program point L221-3(lines 221 228) the Hoare annotation is: true [2019-01-14 17:46:21,918 INFO L448 ceAbstractionStarter]: For program point L221-4(lines 221 228) no Hoare annotation was computed. [2019-01-14 17:46:21,918 INFO L448 ceAbstractionStarter]: For program point L221-6(lines 221 228) no Hoare annotation was computed. [2019-01-14 17:46:21,918 INFO L451 ceAbstractionStarter]: At program point L221-8(lines 221 228) the Hoare annotation is: true [2019-01-14 17:46:21,918 INFO L448 ceAbstractionStarter]: For program point L221-9(lines 221 228) no Hoare annotation was computed. [2019-01-14 17:46:21,919 INFO L448 ceAbstractionStarter]: For program point L221-11(lines 221 228) no Hoare annotation was computed. [2019-01-14 17:46:21,919 INFO L451 ceAbstractionStarter]: At program point L221-13(lines 221 228) the Hoare annotation is: true [2019-01-14 17:46:21,919 INFO L448 ceAbstractionStarter]: For program point L221-14(lines 221 228) no Hoare annotation was computed. [2019-01-14 17:46:21,919 INFO L448 ceAbstractionStarter]: For program point L221-16(lines 221 228) no Hoare annotation was computed. [2019-01-14 17:46:21,919 INFO L451 ceAbstractionStarter]: At program point L221-18(lines 221 228) the Hoare annotation is: true [2019-01-14 17:46:21,919 INFO L448 ceAbstractionStarter]: For program point L221-19(lines 221 228) no Hoare annotation was computed. [2019-01-14 17:46:21,919 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-01-14 17:46:21,920 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 359) no Hoare annotation was computed. [2019-01-14 17:46:21,920 INFO L448 ceAbstractionStarter]: For program point L224(lines 224 227) no Hoare annotation was computed. [2019-01-14 17:46:21,920 INFO L448 ceAbstractionStarter]: For program point L224-1(lines 224 227) no Hoare annotation was computed. [2019-01-14 17:46:21,920 INFO L448 ceAbstractionStarter]: For program point L224-2(lines 224 227) no Hoare annotation was computed. [2019-01-14 17:46:21,920 INFO L448 ceAbstractionStarter]: For program point L224-3(lines 224 227) no Hoare annotation was computed. [2019-01-14 17:46:21,920 INFO L451 ceAbstractionStarter]: At program point L324(lines 295 325) the Hoare annotation is: true [2019-01-14 17:46:21,920 INFO L448 ceAbstractionStarter]: For program point L193(lines 193 196) no Hoare annotation was computed. [2019-01-14 17:46:21,921 INFO L448 ceAbstractionStarter]: For program point L193-1(lines 193 196) no Hoare annotation was computed. [2019-01-14 17:46:21,921 INFO L448 ceAbstractionStarter]: For program point L193-2(lines 193 196) no Hoare annotation was computed. [2019-01-14 17:46:21,921 INFO L448 ceAbstractionStarter]: For program point L193-3(lines 193 196) no Hoare annotation was computed. [2019-01-14 17:46:21,921 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-01-14 17:46:21,922 INFO L451 ceAbstractionStarter]: At program point L393(lines 326 394) the Hoare annotation is: true [2019-01-14 17:46:21,922 INFO L448 ceAbstractionStarter]: For program point L360(lines 360 363) no Hoare annotation was computed. [2019-01-14 17:46:21,922 INFO L448 ceAbstractionStarter]: For program point L229(line 229) no Hoare annotation was computed. [2019-01-14 17:46:21,922 INFO L448 ceAbstractionStarter]: For program point L229-2(line 229) no Hoare annotation was computed. [2019-01-14 17:46:21,922 INFO L448 ceAbstractionStarter]: For program point L229-3(line 229) no Hoare annotation was computed. [2019-01-14 17:46:21,922 INFO L448 ceAbstractionStarter]: For program point L229-5(lines 229 241) no Hoare annotation was computed. [2019-01-14 17:46:21,923 INFO L448 ceAbstractionStarter]: For program point L229-6(line 229) no Hoare annotation was computed. [2019-01-14 17:46:21,923 INFO L448 ceAbstractionStarter]: For program point L229-8(line 229) no Hoare annotation was computed. [2019-01-14 17:46:21,923 INFO L448 ceAbstractionStarter]: For program point L229-9(line 229) no Hoare annotation was computed. [2019-01-14 17:46:21,923 INFO L448 ceAbstractionStarter]: For program point L229-11(lines 229 241) no Hoare annotation was computed. [2019-01-14 17:46:21,923 INFO L448 ceAbstractionStarter]: For program point L229-12(line 229) no Hoare annotation was computed. [2019-01-14 17:46:21,923 INFO L448 ceAbstractionStarter]: For program point L229-14(line 229) no Hoare annotation was computed. [2019-01-14 17:46:21,923 INFO L448 ceAbstractionStarter]: For program point L229-15(line 229) no Hoare annotation was computed. [2019-01-14 17:46:21,923 INFO L448 ceAbstractionStarter]: For program point L229-17(lines 229 241) no Hoare annotation was computed. [2019-01-14 17:46:21,924 INFO L448 ceAbstractionStarter]: For program point L229-18(line 229) no Hoare annotation was computed. [2019-01-14 17:46:21,924 INFO L448 ceAbstractionStarter]: For program point L229-20(line 229) no Hoare annotation was computed. [2019-01-14 17:46:21,924 INFO L448 ceAbstractionStarter]: For program point L229-21(line 229) no Hoare annotation was computed. [2019-01-14 17:46:21,924 INFO L448 ceAbstractionStarter]: For program point L229-23(lines 229 241) no Hoare annotation was computed. [2019-01-14 17:46:21,924 INFO L448 ceAbstractionStarter]: For program point L197(lines 197 203) no Hoare annotation was computed. [2019-01-14 17:46:21,924 INFO L448 ceAbstractionStarter]: For program point L197-2(lines 197 203) no Hoare annotation was computed. [2019-01-14 17:46:21,924 INFO L448 ceAbstractionStarter]: For program point L197-3(lines 197 203) no Hoare annotation was computed. [2019-01-14 17:46:21,925 INFO L448 ceAbstractionStarter]: For program point L197-5(lines 197 203) no Hoare annotation was computed. [2019-01-14 17:46:21,925 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-01-14 17:46:21,925 INFO L448 ceAbstractionStarter]: For program point L197-6(lines 197 203) no Hoare annotation was computed. [2019-01-14 17:46:21,925 INFO L448 ceAbstractionStarter]: For program point L197-8(lines 197 203) no Hoare annotation was computed. [2019-01-14 17:46:21,925 INFO L448 ceAbstractionStarter]: For program point L197-9(lines 197 203) no Hoare annotation was computed. [2019-01-14 17:46:21,925 INFO L448 ceAbstractionStarter]: For program point L197-11(lines 197 203) no Hoare annotation was computed. [2019-01-14 17:46:21,925 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 236) no Hoare annotation was computed. [2019-01-14 17:46:21,925 INFO L448 ceAbstractionStarter]: For program point L231-1(lines 229 241) no Hoare annotation was computed. [2019-01-14 17:46:21,929 INFO L448 ceAbstractionStarter]: For program point L231-2(lines 231 236) no Hoare annotation was computed. [2019-01-14 17:46:21,929 INFO L448 ceAbstractionStarter]: For program point L231-3(lines 229 241) no Hoare annotation was computed. [2019-01-14 17:46:21,929 INFO L448 ceAbstractionStarter]: For program point L231-4(lines 231 236) no Hoare annotation was computed. [2019-01-14 17:46:21,929 INFO L448 ceAbstractionStarter]: For program point L231-5(lines 229 241) no Hoare annotation was computed. [2019-01-14 17:46:21,929 INFO L448 ceAbstractionStarter]: For program point L231-6(lines 231 236) no Hoare annotation was computed. [2019-01-14 17:46:21,929 INFO L448 ceAbstractionStarter]: For program point L231-7(lines 229 241) no Hoare annotation was computed. [2019-01-14 17:46:21,930 INFO L448 ceAbstractionStarter]: For program point L199(lines 199 202) no Hoare annotation was computed. [2019-01-14 17:46:21,930 INFO L448 ceAbstractionStarter]: For program point L199-1(lines 199 202) no Hoare annotation was computed. [2019-01-14 17:46:21,930 INFO L448 ceAbstractionStarter]: For program point L199-2(lines 199 202) no Hoare annotation was computed. [2019-01-14 17:46:21,930 INFO L448 ceAbstractionStarter]: For program point L199-3(lines 199 202) no Hoare annotation was computed. [2019-01-14 17:46:21,930 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 302) no Hoare annotation was computed. [2019-01-14 17:46:21,930 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 290) no Hoare annotation was computed. [2019-01-14 17:46:21,930 INFO L448 ceAbstractionStarter]: For program point L250(lines 250 264) no Hoare annotation was computed. [2019-01-14 17:46:21,931 INFO L448 ceAbstractionStarter]: For program point L283-2(lines 283 290) no Hoare annotation was computed. [2019-01-14 17:46:21,936 INFO L448 ceAbstractionStarter]: For program point L279(lines 279 282) no Hoare annotation was computed. [2019-01-14 17:46:21,936 INFO L448 ceAbstractionStarter]: For program point Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION(line 458) no Hoare annotation was computed. [2019-01-14 17:46:21,936 INFO L448 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2019-01-14 17:46:21,936 INFO L448 ceAbstractionStarter]: For program point L4(lines 4 10) no Hoare annotation was computed. [2019-01-14 17:46:21,937 INFO L448 ceAbstractionStarter]: For program point L4-1(lines 4 10) no Hoare annotation was computed. [2019-01-14 17:46:21,937 INFO L448 ceAbstractionStarter]: For program point L256(lines 256 264) no Hoare annotation was computed. [2019-01-14 17:46:21,937 INFO L451 ceAbstractionStarter]: At program point L285(line 285) the Hoare annotation is: true [2019-01-14 17:46:21,937 INFO L448 ceAbstractionStarter]: For program point L285-1(line 285) no Hoare annotation was computed. [2019-01-14 17:46:21,937 INFO L451 ceAbstractionStarter]: At program point Id_MCDC_95ENTRY(lines 275 294) the Hoare annotation is: true [2019-01-14 17:46:21,937 INFO L451 ceAbstractionStarter]: At program point L273(lines 244 274) the Hoare annotation is: true [2019-01-14 17:46:21,937 INFO L448 ceAbstractionStarter]: For program point Id_MCDC_95EXIT(lines 275 294) no Hoare annotation was computed. [2019-01-14 17:46:21,938 INFO L448 ceAbstractionStarter]: For program point L265-1(lines 245 274) no Hoare annotation was computed. [2019-01-14 17:46:21,941 INFO L448 ceAbstractionStarter]: For program point L265-2(lines 265 272) no Hoare annotation was computed. [2019-01-14 17:46:21,941 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 459) no Hoare annotation was computed. [2019-01-14 17:46:21,941 INFO L448 ceAbstractionStarter]: For program point L6(lines 6 9) no Hoare annotation was computed. [2019-01-14 17:46:21,941 INFO L444 ceAbstractionStarter]: At program point L456-2(lines 454 461) the Hoare annotation is: (<= 1 Id_MCDC_95___VERIFIER_assert_~Id_MCDC_103) [2019-01-14 17:46:21,942 INFO L448 ceAbstractionStarter]: For program point L6-2(lines 6 9) no Hoare annotation was computed. [2019-01-14 17:46:21,942 INFO L448 ceAbstractionStarter]: For program point Id_MCDC_95FINAL(lines 275 294) no Hoare annotation was computed. [2019-01-14 17:46:21,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.01 05:46:21 BoogieIcfgContainer [2019-01-14 17:46:21,962 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-14 17:46:21,963 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-14 17:46:21,963 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-14 17:46:21,963 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-14 17:46:21,964 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 05:46:20" (3/4) ... [2019-01-14 17:46:21,967 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-14 17:46:21,973 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure Id_MCDC_95 [2019-01-14 17:46:21,990 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2019-01-14 17:46:21,992 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2019-01-14 17:46:21,993 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-01-14 17:46:21,995 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-01-14 17:46:21,997 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-14 17:46:21,998 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-14 17:46:22,251 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-14 17:46:22,255 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-14 17:46:22,256 INFO L168 Benchmark]: Toolchain (without parser) took 4301.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 947.3 MB in the beginning and 918.4 MB in the end (delta: 29.0 MB). Peak memory consumption was 157.9 MB. Max. memory is 11.5 GB. [2019-01-14 17:46:22,257 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 17:46:22,257 INFO L168 Benchmark]: CACSL2BoogieTranslator took 684.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -168.2 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. [2019-01-14 17:46:22,258 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.46 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-01-14 17:46:22,258 INFO L168 Benchmark]: Boogie Preprocessor took 92.91 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-01-14 17:46:22,259 INFO L168 Benchmark]: RCFGBuilder took 2123.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 91.4 MB). Peak memory consumption was 91.4 MB. Max. memory is 11.5 GB. [2019-01-14 17:46:22,259 INFO L168 Benchmark]: TraceAbstraction took 1031.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 945.1 MB in the end (delta: 65.7 MB). Peak memory consumption was 65.7 MB. Max. memory is 11.5 GB. [2019-01-14 17:46:22,259 INFO L168 Benchmark]: Witness Printer took 291.87 ms. Allocated memory is still 1.2 GB. Free memory was 945.1 MB in the beginning and 918.4 MB in the end (delta: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2019-01-14 17:46:22,262 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 684.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -168.2 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 72.46 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 92.91 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2123.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 91.4 MB). Peak memory consumption was 91.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1031.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 945.1 MB in the end (delta: 65.7 MB). Peak memory consumption was 65.7 MB. Max. memory is 11.5 GB. * Witness Printer took 291.87 ms. Allocated memory is still 1.2 GB. Free memory was 945.1 MB in the beginning and 918.4 MB in the end (delta: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 458]: 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: 188]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 295]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 401]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 244]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 1 <= Id_MCDC_103 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 422]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 371]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 176 locations, 1 error locations. SAFE Result, 0.9s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 548 SDtfs, 10 SDslu, 264 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=176occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 25 LocationsWithAnnotation, 37 PreInvPairs, 63 NumberOfFragments, 27 HoareAnnotationTreeSize, 37 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 25 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 38 NumberOfCodeBlocks, 38 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 36 ConstructedInterpolants, 0 QuantifiedInterpolants, 684 SizeOfPredicates, 4 NumberOfNonLiveVariables, 319 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...