./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label25.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_9dc29a05-e73c-42e7-b6c5-2d323ae14d88/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_9dc29a05-e73c-42e7-b6c5-2d323ae14d88/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9dc29a05-e73c-42e7-b6c5-2d323ae14d88/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9dc29a05-e73c-42e7-b6c5-2d323ae14d88/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label25.c -s /tmp/vcloud-vcloud-master/worker/run_dir_9dc29a05-e73c-42e7-b6c5-2d323ae14d88/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9dc29a05-e73c-42e7-b6c5-2d323ae14d88/bin/uautomizer --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 23f7450b399d10b1ac0a8f247ff41c3f7806d83a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 12:29:20,871 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 12:29:20,872 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 12:29:20,881 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 12:29:20,881 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 12:29:20,882 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 12:29:20,883 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 12:29:20,884 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 12:29:20,886 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 12:29:20,887 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 12:29:20,888 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 12:29:20,889 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 12:29:20,889 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 12:29:20,890 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 12:29:20,891 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 12:29:20,891 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 12:29:20,892 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 12:29:20,893 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 12:29:20,894 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 12:29:20,895 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 12:29:20,896 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 12:29:20,897 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 12:29:20,898 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 12:29:20,898 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 12:29:20,900 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 12:29:20,900 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 12:29:20,900 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 12:29:20,901 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 12:29:20,901 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 12:29:20,902 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 12:29:20,902 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 12:29:20,902 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 12:29:20,903 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 12:29:20,903 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 12:29:20,904 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 12:29:20,904 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 12:29:20,904 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 12:29:20,904 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 12:29:20,904 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 12:29:20,905 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 12:29:20,905 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 12:29:20,906 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9dc29a05-e73c-42e7-b6c5-2d323ae14d88/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 12:29:20,915 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 12:29:20,915 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 12:29:20,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 12:29:20,916 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 12:29:20,916 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 12:29:20,916 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 12:29:20,917 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 12:29:20,917 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 12:29:20,917 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 12:29:20,917 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 12:29:20,917 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 12:29:20,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 12:29:20,917 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 12:29:20,917 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 12:29:20,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 12:29:20,918 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 12:29:20,918 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 12:29:20,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 12:29:20,918 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 12:29:20,918 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 12:29:20,918 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 12:29:20,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 12:29:20,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 12:29:20,919 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 12:29:20,919 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 12:29:20,919 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 12:29:20,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 12:29:20,919 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 12:29:20,919 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 12:29:20,919 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_9dc29a05-e73c-42e7-b6c5-2d323ae14d88/bin/uautomizer 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 -> 23f7450b399d10b1ac0a8f247ff41c3f7806d83a [2019-12-07 12:29:21,025 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 12:29:21,033 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 12:29:21,036 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 12:29:21,037 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 12:29:21,038 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 12:29:21,038 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9dc29a05-e73c-42e7-b6c5-2d323ae14d88/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem10_label25.c [2019-12-07 12:29:21,084 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9dc29a05-e73c-42e7-b6c5-2d323ae14d88/bin/uautomizer/data/755c74fec/ed65501a6e544342b1c6ec014691f03b/FLAG97c1c0aa2 [2019-12-07 12:29:21,526 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 12:29:21,526 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9dc29a05-e73c-42e7-b6c5-2d323ae14d88/sv-benchmarks/c/eca-rers2012/Problem10_label25.c [2019-12-07 12:29:21,535 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9dc29a05-e73c-42e7-b6c5-2d323ae14d88/bin/uautomizer/data/755c74fec/ed65501a6e544342b1c6ec014691f03b/FLAG97c1c0aa2 [2019-12-07 12:29:21,544 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9dc29a05-e73c-42e7-b6c5-2d323ae14d88/bin/uautomizer/data/755c74fec/ed65501a6e544342b1c6ec014691f03b [2019-12-07 12:29:21,546 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 12:29:21,547 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 12:29:21,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 12:29:21,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 12:29:21,550 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 12:29:21,551 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:29:21" (1/1) ... [2019-12-07 12:29:21,553 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@513371a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:29:21, skipping insertion in model container [2019-12-07 12:29:21,553 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:29:21" (1/1) ... [2019-12-07 12:29:21,558 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 12:29:21,588 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 12:29:21,835 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 12:29:21,837 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 12:29:21,892 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 12:29:21,903 INFO L208 MainTranslator]: Completed translation [2019-12-07 12:29:21,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:29:21 WrapperNode [2019-12-07 12:29:21,903 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 12:29:21,904 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 12:29:21,904 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 12:29:21,904 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 12:29:21,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:29:21" (1/1) ... [2019-12-07 12:29:21,922 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:29:21" (1/1) ... [2019-12-07 12:29:21,962 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 12:29:21,962 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 12:29:21,962 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 12:29:21,962 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 12:29:21,969 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:29:21" (1/1) ... [2019-12-07 12:29:21,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:29:21" (1/1) ... [2019-12-07 12:29:21,972 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:29:21" (1/1) ... [2019-12-07 12:29:21,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:29:21" (1/1) ... [2019-12-07 12:29:21,991 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:29:21" (1/1) ... [2019-12-07 12:29:21,998 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:29:21" (1/1) ... [2019-12-07 12:29:22,004 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:29:21" (1/1) ... [2019-12-07 12:29:22,011 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 12:29:22,011 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 12:29:22,011 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 12:29:22,011 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 12:29:22,012 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:29:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9dc29a05-e73c-42e7-b6c5-2d323ae14d88/bin/uautomizer/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 [2019-12-07 12:29:22,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 12:29:22,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 12:29:22,736 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 12:29:22,736 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-07 12:29:22,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:29:22 BoogieIcfgContainer [2019-12-07 12:29:22,737 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 12:29:22,738 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 12:29:22,738 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 12:29:22,741 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 12:29:22,741 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 12:29:21" (1/3) ... [2019-12-07 12:29:22,741 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3444b115 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 12:29:22, skipping insertion in model container [2019-12-07 12:29:22,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:29:21" (2/3) ... [2019-12-07 12:29:22,742 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3444b115 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 12:29:22, skipping insertion in model container [2019-12-07 12:29:22,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:29:22" (3/3) ... [2019-12-07 12:29:22,743 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label25.c [2019-12-07 12:29:22,752 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 12:29:22,758 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 12:29:22,766 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 12:29:22,786 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 12:29:22,786 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 12:29:22,786 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 12:29:22,786 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 12:29:22,786 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 12:29:22,787 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 12:29:22,787 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 12:29:22,787 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 12:29:22,804 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states. [2019-12-07 12:29:22,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-07 12:29:22,811 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:29:22,812 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:29:22,812 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:29:22,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:29:22,816 INFO L82 PathProgramCache]: Analyzing trace with hash -107486446, now seen corresponding path program 1 times [2019-12-07 12:29:22,822 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:29:22,823 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485195865] [2019-12-07 12:29:22,823 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:29:22,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:29:23,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:29:23,176 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485195865] [2019-12-07 12:29:23,177 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:29:23,177 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-07 12:29:23,178 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135091858] [2019-12-07 12:29:23,181 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-07 12:29:23,181 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 12:29:23,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-07 12:29:23,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-12-07 12:29:23,191 INFO L87 Difference]: Start difference. First operand 206 states. Second operand 7 states. [2019-12-07 12:29:24,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:29:24,703 INFO L93 Difference]: Finished difference Result 982 states and 1810 transitions. [2019-12-07 12:29:24,703 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 12:29:24,704 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2019-12-07 12:29:24,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:29:24,721 INFO L225 Difference]: With dead ends: 982 [2019-12-07 12:29:24,721 INFO L226 Difference]: Without dead ends: 699 [2019-12-07 12:29:24,725 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2019-12-07 12:29:24,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 699 states. [2019-12-07 12:29:24,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 699 to 421. [2019-12-07 12:29:24,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 421 states. [2019-12-07 12:29:24,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 581 transitions. [2019-12-07 12:29:24,783 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 581 transitions. Word has length 64 [2019-12-07 12:29:24,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:29:24,784 INFO L462 AbstractCegarLoop]: Abstraction has 421 states and 581 transitions. [2019-12-07 12:29:24,784 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-07 12:29:24,784 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 581 transitions. [2019-12-07 12:29:24,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-12-07 12:29:24,791 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:29:24,791 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, 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] [2019-12-07 12:29:24,792 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:29:24,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:29:24,792 INFO L82 PathProgramCache]: Analyzing trace with hash 993821404, now seen corresponding path program 1 times [2019-12-07 12:29:24,792 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:29:24,793 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549843898] [2019-12-07 12:29:24,793 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:29:24,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:29:24,943 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:29:24,943 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549843898] [2019-12-07 12:29:24,943 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:29:24,943 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 12:29:24,944 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801197480] [2019-12-07 12:29:24,945 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 12:29:24,945 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 12:29:24,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 12:29:24,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 12:29:24,945 INFO L87 Difference]: Start difference. First operand 421 states and 581 transitions. Second operand 4 states. [2019-12-07 12:29:25,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:29:25,453 INFO L93 Difference]: Finished difference Result 1257 states and 1737 transitions. [2019-12-07 12:29:25,454 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 12:29:25,454 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 182 [2019-12-07 12:29:25,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:29:25,458 INFO L225 Difference]: With dead ends: 1257 [2019-12-07 12:29:25,458 INFO L226 Difference]: Without dead ends: 838 [2019-12-07 12:29:25,459 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 [2019-12-07 12:29:25,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 838 states. [2019-12-07 12:29:25,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 838 to 699. [2019-12-07 12:29:25,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 699 states. [2019-12-07 12:29:25,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 699 states and 889 transitions. [2019-12-07 12:29:25,478 INFO L78 Accepts]: Start accepts. Automaton has 699 states and 889 transitions. Word has length 182 [2019-12-07 12:29:25,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:29:25,478 INFO L462 AbstractCegarLoop]: Abstraction has 699 states and 889 transitions. [2019-12-07 12:29:25,478 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 12:29:25,478 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 889 transitions. [2019-12-07 12:29:25,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-12-07 12:29:25,481 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:29:25,481 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:29:25,481 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:29:25,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:29:25,482 INFO L82 PathProgramCache]: Analyzing trace with hash -1850496052, now seen corresponding path program 1 times [2019-12-07 12:29:25,482 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:29:25,482 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791876352] [2019-12-07 12:29:25,482 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:29:25,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:29:25,621 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:29:25,622 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791876352] [2019-12-07 12:29:25,622 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:29:25,622 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 12:29:25,622 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777801718] [2019-12-07 12:29:25,623 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 12:29:25,623 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 12:29:25,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 12:29:25,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 12:29:25,623 INFO L87 Difference]: Start difference. First operand 699 states and 889 transitions. Second operand 4 states. [2019-12-07 12:29:26,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:29:26,130 INFO L93 Difference]: Finished difference Result 1674 states and 2200 transitions. [2019-12-07 12:29:26,130 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 12:29:26,130 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 208 [2019-12-07 12:29:26,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:29:26,135 INFO L225 Difference]: With dead ends: 1674 [2019-12-07 12:29:26,135 INFO L226 Difference]: Without dead ends: 1116 [2019-12-07 12:29:26,136 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 12:29:26,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1116 states. [2019-12-07 12:29:26,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1116 to 977. [2019-12-07 12:29:26,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 977 states. [2019-12-07 12:29:26,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 977 states and 1197 transitions. [2019-12-07 12:29:26,152 INFO L78 Accepts]: Start accepts. Automaton has 977 states and 1197 transitions. Word has length 208 [2019-12-07 12:29:26,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:29:26,152 INFO L462 AbstractCegarLoop]: Abstraction has 977 states and 1197 transitions. [2019-12-07 12:29:26,152 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 12:29:26,152 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1197 transitions. [2019-12-07 12:29:26,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2019-12-07 12:29:26,156 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:29:26,156 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:29:26,157 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:29:26,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:29:26,157 INFO L82 PathProgramCache]: Analyzing trace with hash -537096852, now seen corresponding path program 1 times [2019-12-07 12:29:26,157 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:29:26,157 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159903381] [2019-12-07 12:29:26,157 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:29:26,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:29:26,309 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 349 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2019-12-07 12:29:26,309 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1159903381] [2019-12-07 12:29:26,309 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:29:26,309 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 12:29:26,309 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389882413] [2019-12-07 12:29:26,310 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 12:29:26,310 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 12:29:26,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 12:29:26,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 12:29:26,310 INFO L87 Difference]: Start difference. First operand 977 states and 1197 transitions. Second operand 3 states. [2019-12-07 12:29:26,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:29:26,691 INFO L93 Difference]: Finished difference Result 2230 states and 2765 transitions. [2019-12-07 12:29:26,691 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 12:29:26,692 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 300 [2019-12-07 12:29:26,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:29:26,697 INFO L225 Difference]: With dead ends: 2230 [2019-12-07 12:29:26,697 INFO L226 Difference]: Without dead ends: 977 [2019-12-07 12:29:26,699 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 12:29:26,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 977 states. [2019-12-07 12:29:26,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 977 to 977. [2019-12-07 12:29:26,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 977 states. [2019-12-07 12:29:26,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 977 states and 1170 transitions. [2019-12-07 12:29:26,720 INFO L78 Accepts]: Start accepts. Automaton has 977 states and 1170 transitions. Word has length 300 [2019-12-07 12:29:26,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:29:26,720 INFO L462 AbstractCegarLoop]: Abstraction has 977 states and 1170 transitions. [2019-12-07 12:29:26,720 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 12:29:26,720 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1170 transitions. [2019-12-07 12:29:26,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2019-12-07 12:29:26,726 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:29:26,726 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:29:26,727 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:29:26,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:29:26,727 INFO L82 PathProgramCache]: Analyzing trace with hash -1075041914, now seen corresponding path program 1 times [2019-12-07 12:29:26,727 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:29:26,727 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948091250] [2019-12-07 12:29:26,727 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:29:26,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:29:27,022 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 66 proven. 356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:29:27,022 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948091250] [2019-12-07 12:29:27,022 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [205062069] [2019-12-07 12:29:27,022 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9dc29a05-e73c-42e7-b6c5-2d323ae14d88/bin/uautomizer/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 [2019-12-07 12:29:27,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:29:27,117 INFO L264 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 16 conjunts are in the unsatisfiable core [2019-12-07 12:29:27,133 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:29:27,206 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:29:27,206 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:29:27,207 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:29:27,208 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:29:27,209 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:29:27,210 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:29:27,214 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:29:27,215 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:29:27,217 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:29:27,217 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:29:27,218 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:29:27,219 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:29:27,220 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:29:27,221 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:29:27,222 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:29:27,222 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:29:27,223 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:29:27,224 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:29:27,225 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:29:27,226 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:29:27,226 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:29:27,227 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:29:27,228 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:29:27,228 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:29:27,230 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:29:27,230 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:29:27,449 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:29:27,807 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 296 proven. 64 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2019-12-07 12:29:27,807 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-12-07 12:29:27,808 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5] total 13 [2019-12-07 12:29:27,808 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107354927] [2019-12-07 12:29:27,808 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-12-07 12:29:27,808 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 12:29:27,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-12-07 12:29:27,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2019-12-07 12:29:27,809 INFO L87 Difference]: Start difference. First operand 977 states and 1170 transitions. Second operand 14 states. [2019-12-07 12:29:33,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:29:33,231 INFO L93 Difference]: Finished difference Result 5087 states and 6367 transitions. [2019-12-07 12:29:33,232 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2019-12-07 12:29:33,232 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 336 [2019-12-07 12:29:33,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:29:33,268 INFO L225 Difference]: With dead ends: 5087 [2019-12-07 12:29:33,269 INFO L226 Difference]: Without dead ends: 4251 [2019-12-07 12:29:33,272 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 369 GetRequests, 332 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 411 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=268, Invalid=1214, Unknown=0, NotChecked=0, Total=1482 [2019-12-07 12:29:33,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4251 states. [2019-12-07 12:29:33,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4251 to 3757. [2019-12-07 12:29:33,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3757 states. [2019-12-07 12:29:33,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3757 states to 3757 states and 4274 transitions. [2019-12-07 12:29:33,328 INFO L78 Accepts]: Start accepts. Automaton has 3757 states and 4274 transitions. Word has length 336 [2019-12-07 12:29:33,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:29:33,328 INFO L462 AbstractCegarLoop]: Abstraction has 3757 states and 4274 transitions. [2019-12-07 12:29:33,328 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-12-07 12:29:33,328 INFO L276 IsEmpty]: Start isEmpty. Operand 3757 states and 4274 transitions. [2019-12-07 12:29:33,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2019-12-07 12:29:33,336 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:29:33,336 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:29:33,537 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 12:29:33,537 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:29:33,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:29:33,537 INFO L82 PathProgramCache]: Analyzing trace with hash 354597640, now seen corresponding path program 1 times [2019-12-07 12:29:33,538 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 12:29:33,538 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589997381] [2019-12-07 12:29:33,538 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 12:29:33,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:29:33,717 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2019-12-07 12:29:33,717 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589997381] [2019-12-07 12:29:33,718 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:29:33,718 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 12:29:33,718 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33405890] [2019-12-07 12:29:33,718 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 12:29:33,718 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 12:29:33,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 12:29:33,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 12:29:33,719 INFO L87 Difference]: Start difference. First operand 3757 states and 4274 transitions. Second operand 4 states. [2019-12-07 12:29:34,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:29:34,247 INFO L93 Difference]: Finished difference Result 8344 states and 9474 transitions. [2019-12-07 12:29:34,247 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 12:29:34,247 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 392 [2019-12-07 12:29:34,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:29:34,248 INFO L225 Difference]: With dead ends: 8344 [2019-12-07 12:29:34,248 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 12:29:34,254 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 12:29:34,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 12:29:34,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 12:29:34,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 12:29:34,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 12:29:34,255 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 392 [2019-12-07 12:29:34,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:29:34,255 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 12:29:34,255 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 12:29:34,255 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 12:29:34,255 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 12:29:34,257 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 12:29:34,555 WARN L192 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 32 [2019-12-07 12:29:34,751 WARN L192 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 32 [2019-12-07 12:29:34,753 INFO L246 CegarLoopResult]: For program point L465(lines 465 572) no Hoare annotation was computed. [2019-12-07 12:29:34,753 INFO L246 CegarLoopResult]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,754 INFO L246 CegarLoopResult]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,754 INFO L246 CegarLoopResult]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,754 INFO L246 CegarLoopResult]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,754 INFO L246 CegarLoopResult]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,754 INFO L246 CegarLoopResult]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,754 INFO L246 CegarLoopResult]: For program point L499(lines 499 572) no Hoare annotation was computed. [2019-12-07 12:29:34,754 INFO L246 CegarLoopResult]: For program point L301(lines 301 572) no Hoare annotation was computed. [2019-12-07 12:29:34,754 INFO L246 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2019-12-07 12:29:34,754 INFO L246 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2019-12-07 12:29:34,754 INFO L246 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2019-12-07 12:29:34,754 INFO L246 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2019-12-07 12:29:34,754 INFO L246 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2019-12-07 12:29:34,754 INFO L246 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2019-12-07 12:29:34,754 INFO L246 CegarLoopResult]: For program point L335(lines 335 572) no Hoare annotation was computed. [2019-12-07 12:29:34,754 INFO L246 CegarLoopResult]: For program point L236(lines 236 572) no Hoare annotation was computed. [2019-12-07 12:29:34,754 INFO L246 CegarLoopResult]: For program point L534(lines 534 572) no Hoare annotation was computed. [2019-12-07 12:29:34,755 INFO L246 CegarLoopResult]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,755 INFO L246 CegarLoopResult]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,755 INFO L246 CegarLoopResult]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,755 INFO L246 CegarLoopResult]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,755 INFO L246 CegarLoopResult]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,755 INFO L246 CegarLoopResult]: For program point L436(lines 436 572) no Hoare annotation was computed. [2019-12-07 12:29:34,755 INFO L246 CegarLoopResult]: For program point L403(lines 403 572) no Hoare annotation was computed. [2019-12-07 12:29:34,755 INFO L246 CegarLoopResult]: For program point L370(lines 370 572) no Hoare annotation was computed. [2019-12-07 12:29:34,755 INFO L246 CegarLoopResult]: For program point L271(lines 271 572) no Hoare annotation was computed. [2019-12-07 12:29:34,755 INFO L246 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2019-12-07 12:29:34,755 INFO L246 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2019-12-07 12:29:34,755 INFO L246 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2019-12-07 12:29:34,755 INFO L246 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2019-12-07 12:29:34,755 INFO L246 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2019-12-07 12:29:34,755 INFO L246 CegarLoopResult]: For program point L569(lines 569 572) no Hoare annotation was computed. [2019-12-07 12:29:34,755 INFO L246 CegarLoopResult]: For program point L239(lines 239 572) no Hoare annotation was computed. [2019-12-07 12:29:34,755 INFO L246 CegarLoopResult]: For program point L504(lines 504 572) no Hoare annotation was computed. [2019-12-07 12:29:34,756 INFO L246 CegarLoopResult]: For program point L471(lines 471 572) no Hoare annotation was computed. [2019-12-07 12:29:34,756 INFO L246 CegarLoopResult]: For program point L306(lines 306 572) no Hoare annotation was computed. [2019-12-07 12:29:34,756 INFO L246 CegarLoopResult]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,756 INFO L246 CegarLoopResult]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,756 INFO L246 CegarLoopResult]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,756 INFO L246 CegarLoopResult]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,756 INFO L246 CegarLoopResult]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,756 INFO L246 CegarLoopResult]: For program point L340(lines 340 572) no Hoare annotation was computed. [2019-12-07 12:29:34,756 INFO L246 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2019-12-07 12:29:34,756 INFO L246 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2019-12-07 12:29:34,756 INFO L246 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2019-12-07 12:29:34,756 INFO L246 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2019-12-07 12:29:34,756 INFO L246 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2019-12-07 12:29:34,756 INFO L242 CegarLoopResult]: At program point L573(lines 20 574) the Hoare annotation is: (let ((.cse0 (not (= ~a19~0 7))) (.cse1 (= ~a10~0 1))) (or (and .cse0 (not (= ~a19~0 10))) (and .cse0 (not (= ~a10~0 4))) (and (<= 221 ~a1~0) .cse1) (and (<= ~a1~0 38) .cse1 (< 0 (+ ~a1~0 13))) (and (<= ~a1~0 218) (= ~a10~0 2)))) [2019-12-07 12:29:34,757 INFO L246 CegarLoopResult]: For program point L540(lines 540 572) no Hoare annotation was computed. [2019-12-07 12:29:34,757 INFO L246 CegarLoopResult]: For program point L408(lines 408 572) no Hoare annotation was computed. [2019-12-07 12:29:34,757 INFO L246 CegarLoopResult]: For program point L375(lines 375 572) no Hoare annotation was computed. [2019-12-07 12:29:34,757 INFO L246 CegarLoopResult]: For program point L210(lines 210 572) no Hoare annotation was computed. [2019-12-07 12:29:34,757 INFO L246 CegarLoopResult]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,757 INFO L246 CegarLoopResult]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,757 INFO L246 CegarLoopResult]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,757 INFO L246 CegarLoopResult]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,757 INFO L246 CegarLoopResult]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,757 INFO L246 CegarLoopResult]: For program point L442(lines 442 572) no Hoare annotation was computed. [2019-12-07 12:29:34,757 INFO L246 CegarLoopResult]: For program point L277(lines 277 572) no Hoare annotation was computed. [2019-12-07 12:29:34,757 INFO L246 CegarLoopResult]: For program point L244(lines 244 572) no Hoare annotation was computed. [2019-12-07 12:29:34,757 INFO L246 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2019-12-07 12:29:34,757 INFO L246 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2019-12-07 12:29:34,757 INFO L246 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2019-12-07 12:29:34,757 INFO L246 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2019-12-07 12:29:34,757 INFO L246 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2019-12-07 12:29:34,758 INFO L246 CegarLoopResult]: For program point L509(lines 509 572) no Hoare annotation was computed. [2019-12-07 12:29:34,758 INFO L246 CegarLoopResult]: For program point L476(lines 476 572) no Hoare annotation was computed. [2019-12-07 12:29:34,758 INFO L249 CegarLoopResult]: At program point L576(lines 576 592) the Hoare annotation is: true [2019-12-07 12:29:34,758 INFO L246 CegarLoopResult]: For program point L378(lines 378 572) no Hoare annotation was computed. [2019-12-07 12:29:34,758 INFO L246 CegarLoopResult]: For program point L345(lines 345 572) no Hoare annotation was computed. [2019-12-07 12:29:34,758 INFO L246 CegarLoopResult]: For program point L312(lines 312 572) no Hoare annotation was computed. [2019-12-07 12:29:34,758 INFO L246 CegarLoopResult]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,758 INFO L246 CegarLoopResult]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,758 INFO L246 CegarLoopResult]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,758 INFO L246 CegarLoopResult]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,758 INFO L246 CegarLoopResult]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,758 INFO L246 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2019-12-07 12:29:34,758 INFO L246 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2019-12-07 12:29:34,758 INFO L246 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2019-12-07 12:29:34,758 INFO L246 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2019-12-07 12:29:34,758 INFO L246 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2019-12-07 12:29:34,758 INFO L246 CegarLoopResult]: For program point L545(lines 545 572) no Hoare annotation was computed. [2019-12-07 12:29:34,758 INFO L246 CegarLoopResult]: For program point L215(lines 215 572) no Hoare annotation was computed. [2019-12-07 12:29:34,759 INFO L246 CegarLoopResult]: For program point L414(lines 414 572) no Hoare annotation was computed. [2019-12-07 12:29:34,759 INFO L246 CegarLoopResult]: For program point L249(lines 249 572) no Hoare annotation was computed. [2019-12-07 12:29:34,759 INFO L246 CegarLoopResult]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,759 INFO L246 CegarLoopResult]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,759 INFO L246 CegarLoopResult]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,759 INFO L246 CegarLoopResult]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,759 INFO L246 CegarLoopResult]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,759 INFO L246 CegarLoopResult]: For program point L514(lines 514 572) no Hoare annotation was computed. [2019-12-07 12:29:34,759 INFO L246 CegarLoopResult]: For program point L481(lines 481 572) no Hoare annotation was computed. [2019-12-07 12:29:34,759 INFO L246 CegarLoopResult]: For program point L448(lines 448 572) no Hoare annotation was computed. [2019-12-07 12:29:34,759 INFO L246 CegarLoopResult]: For program point L283(lines 283 572) no Hoare annotation was computed. [2019-12-07 12:29:34,759 INFO L246 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2019-12-07 12:29:34,759 INFO L246 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2019-12-07 12:29:34,759 INFO L246 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2019-12-07 12:29:34,759 INFO L246 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2019-12-07 12:29:34,759 INFO L246 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2019-12-07 12:29:34,759 INFO L246 CegarLoopResult]: For program point L548(lines 548 572) no Hoare annotation was computed. [2019-12-07 12:29:34,760 INFO L246 CegarLoopResult]: For program point L383(lines 383 572) no Hoare annotation was computed. [2019-12-07 12:29:34,760 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 12:29:34,760 INFO L246 CegarLoopResult]: For program point L317(lines 317 572) no Hoare annotation was computed. [2019-12-07 12:29:34,760 INFO L242 CegarLoopResult]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse0 (not (= ~a19~0 7))) (.cse1 (= ~a10~0 1))) (or (and .cse0 (not (= ~a19~0 10))) (and .cse0 (not (= ~a10~0 4))) (and (<= 221 ~a1~0) .cse1) (and (<= ~a1~0 38) .cse1 (< 0 (+ ~a1~0 13))) (and (<= ~a1~0 218) (= ~a10~0 2)))) [2019-12-07 12:29:34,760 INFO L246 CegarLoopResult]: For program point L351(lines 351 572) no Hoare annotation was computed. [2019-12-07 12:29:34,760 INFO L246 CegarLoopResult]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,760 INFO L246 CegarLoopResult]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,760 INFO L246 CegarLoopResult]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,760 INFO L246 CegarLoopResult]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,760 INFO L246 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-12-07 12:29:34,760 INFO L246 CegarLoopResult]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,760 INFO L246 CegarLoopResult]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,760 INFO L246 CegarLoopResult]: For program point L517(lines 517 572) no Hoare annotation was computed. [2019-12-07 12:29:34,760 INFO L246 CegarLoopResult]: For program point L286(lines 286 572) no Hoare annotation was computed. [2019-12-07 12:29:34,760 INFO L246 CegarLoopResult]: For program point L220(lines 220 572) no Hoare annotation was computed. [2019-12-07 12:29:34,760 INFO L246 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2019-12-07 12:29:34,761 INFO L246 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2019-12-07 12:29:34,761 INFO L246 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2019-12-07 12:29:34,761 INFO L246 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2019-12-07 12:29:34,761 INFO L246 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2019-12-07 12:29:34,761 INFO L246 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2019-12-07 12:29:34,761 INFO L246 CegarLoopResult]: For program point L419(lines 419 572) no Hoare annotation was computed. [2019-12-07 12:29:34,761 INFO L246 CegarLoopResult]: For program point L320(lines 320 572) no Hoare annotation was computed. [2019-12-07 12:29:34,761 INFO L246 CegarLoopResult]: For program point L254(lines 254 572) no Hoare annotation was computed. [2019-12-07 12:29:34,761 INFO L246 CegarLoopResult]: For program point L354(lines 354 572) no Hoare annotation was computed. [2019-12-07 12:29:34,761 INFO L246 CegarLoopResult]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,761 INFO L246 CegarLoopResult]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,761 INFO L246 CegarLoopResult]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,761 INFO L246 CegarLoopResult]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,761 INFO L246 CegarLoopResult]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,761 INFO L246 CegarLoopResult]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,761 INFO L246 CegarLoopResult]: For program point L487(lines 487 572) no Hoare annotation was computed. [2019-12-07 12:29:34,761 INFO L246 CegarLoopResult]: For program point L454(lines 454 572) no Hoare annotation was computed. [2019-12-07 12:29:34,761 INFO L246 CegarLoopResult]: For program point L388(lines 388 572) no Hoare annotation was computed. [2019-12-07 12:29:34,761 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 12:29:34,762 INFO L246 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2019-12-07 12:29:34,762 INFO L246 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2019-12-07 12:29:34,762 INFO L246 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2019-12-07 12:29:34,762 INFO L246 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2019-12-07 12:29:34,762 INFO L246 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2019-12-07 12:29:34,762 INFO L246 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2019-12-07 12:29:34,762 INFO L246 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2019-12-07 12:29:34,762 INFO L246 CegarLoopResult]: For program point L554(lines 554 572) no Hoare annotation was computed. [2019-12-07 12:29:34,762 INFO L246 CegarLoopResult]: For program point L323(lines 323 572) no Hoare annotation was computed. [2019-12-07 12:29:34,762 INFO L246 CegarLoopResult]: For program point L357(lines 357 572) no Hoare annotation was computed. [2019-12-07 12:29:34,762 INFO L246 CegarLoopResult]: For program point L291(lines 291 572) no Hoare annotation was computed. [2019-12-07 12:29:34,762 INFO L246 CegarLoopResult]: For program point L225(lines 225 572) no Hoare annotation was computed. [2019-12-07 12:29:34,762 INFO L246 CegarLoopResult]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,762 INFO L246 CegarLoopResult]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,762 INFO L246 CegarLoopResult]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,762 INFO L246 CegarLoopResult]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,762 INFO L246 CegarLoopResult]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,763 INFO L246 CegarLoopResult]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,763 INFO L246 CegarLoopResult]: For program point L523(lines 523 572) no Hoare annotation was computed. [2019-12-07 12:29:34,763 INFO L246 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2019-12-07 12:29:34,763 INFO L246 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2019-12-07 12:29:34,763 INFO L246 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2019-12-07 12:29:34,763 INFO L246 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2019-12-07 12:29:34,763 INFO L246 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2019-12-07 12:29:34,763 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 12:29:34,763 INFO L246 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2019-12-07 12:29:34,763 INFO L246 CegarLoopResult]: For program point L557(lines 557 572) no Hoare annotation was computed. [2019-12-07 12:29:34,763 INFO L246 CegarLoopResult]: For program point L425(lines 425 572) no Hoare annotation was computed. [2019-12-07 12:29:34,763 INFO L246 CegarLoopResult]: For program point L326(lines 326 572) no Hoare annotation was computed. [2019-12-07 12:29:34,763 INFO L246 CegarLoopResult]: For program point L260(lines 260 572) no Hoare annotation was computed. [2019-12-07 12:29:34,763 INFO L246 CegarLoopResult]: For program point L393(lines 393 572) no Hoare annotation was computed. [2019-12-07 12:29:34,764 INFO L246 CegarLoopResult]: For program point L360(lines 360 572) no Hoare annotation was computed. [2019-12-07 12:29:34,764 INFO L246 CegarLoopResult]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,764 INFO L246 CegarLoopResult]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,764 INFO L246 CegarLoopResult]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,764 INFO L246 CegarLoopResult]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,764 INFO L246 CegarLoopResult]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,764 INFO L246 CegarLoopResult]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,764 INFO L246 CegarLoopResult]: For program point L526(lines 526 572) no Hoare annotation was computed. [2019-12-07 12:29:34,764 INFO L246 CegarLoopResult]: For program point L493(lines 493 572) no Hoare annotation was computed. [2019-12-07 12:29:34,764 INFO L246 CegarLoopResult]: For program point L460(lines 460 572) no Hoare annotation was computed. [2019-12-07 12:29:34,764 INFO L246 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2019-12-07 12:29:34,764 INFO L246 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2019-12-07 12:29:34,764 INFO L246 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2019-12-07 12:29:34,764 INFO L246 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2019-12-07 12:29:34,764 INFO L246 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2019-12-07 12:29:34,765 INFO L246 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2019-12-07 12:29:34,765 INFO L246 CegarLoopResult]: For program point L329(lines 329 572) no Hoare annotation was computed. [2019-12-07 12:29:34,765 INFO L246 CegarLoopResult]: For program point L296(lines 296 572) no Hoare annotation was computed. [2019-12-07 12:29:34,765 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 12:29:34,765 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 196) no Hoare annotation was computed. [2019-12-07 12:29:34,765 INFO L246 CegarLoopResult]: For program point L231(lines 231 572) no Hoare annotation was computed. [2019-12-07 12:29:34,765 INFO L246 CegarLoopResult]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,765 INFO L246 CegarLoopResult]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,765 INFO L246 CegarLoopResult]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,765 INFO L246 CegarLoopResult]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,765 INFO L246 CegarLoopResult]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,765 INFO L246 CegarLoopResult]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2019-12-07 12:29:34,765 INFO L246 CegarLoopResult]: For program point L529(lines 529 572) no Hoare annotation was computed. [2019-12-07 12:29:34,765 INFO L246 CegarLoopResult]: For program point L430(lines 430 572) no Hoare annotation was computed. [2019-12-07 12:29:34,766 INFO L246 CegarLoopResult]: For program point L265(lines 265 572) no Hoare annotation was computed. [2019-12-07 12:29:34,766 INFO L246 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2019-12-07 12:29:34,766 INFO L246 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2019-12-07 12:29:34,766 INFO L246 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2019-12-07 12:29:34,766 INFO L246 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2019-12-07 12:29:34,766 INFO L246 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2019-12-07 12:29:34,766 INFO L246 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2019-12-07 12:29:34,766 INFO L246 CegarLoopResult]: For program point L563(lines 563 572) no Hoare annotation was computed. [2019-12-07 12:29:34,766 INFO L246 CegarLoopResult]: For program point L398(lines 398 572) no Hoare annotation was computed. [2019-12-07 12:29:34,766 INFO L246 CegarLoopResult]: For program point L365(lines 365 572) no Hoare annotation was computed. [2019-12-07 12:29:34,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 12:29:34 BoogieIcfgContainer [2019-12-07 12:29:34,779 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 12:29:34,780 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 12:29:34,780 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 12:29:34,780 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 12:29:34,780 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:29:22" (3/4) ... [2019-12-07 12:29:34,782 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 12:29:34,796 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-12-07 12:29:34,797 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 12:29:34,883 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_9dc29a05-e73c-42e7-b6c5-2d323ae14d88/bin/uautomizer/witness.graphml [2019-12-07 12:29:34,883 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 12:29:34,884 INFO L168 Benchmark]: Toolchain (without parser) took 13337.62 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 408.9 MB). Free memory was 938.1 MB in the beginning and 840.3 MB in the end (delta: 97.9 MB). Peak memory consumption was 506.8 MB. Max. memory is 11.5 GB. [2019-12-07 12:29:34,885 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 12:29:34,885 INFO L168 Benchmark]: CACSL2BoogieTranslator took 355.59 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.8 MB). Free memory was 938.1 MB in the beginning and 1.1 GB in the end (delta: -131.3 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2019-12-07 12:29:34,885 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.59 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-12-07 12:29:34,885 INFO L168 Benchmark]: Boogie Preprocessor took 48.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 12:29:34,886 INFO L168 Benchmark]: RCFGBuilder took 726.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 948.0 MB in the end (delta: 105.4 MB). Peak memory consumption was 105.4 MB. Max. memory is 11.5 GB. [2019-12-07 12:29:34,886 INFO L168 Benchmark]: TraceAbstraction took 12041.47 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 315.1 MB). Free memory was 948.0 MB in the beginning and 856.1 MB in the end (delta: 91.9 MB). Peak memory consumption was 407.0 MB. Max. memory is 11.5 GB. [2019-12-07 12:29:34,886 INFO L168 Benchmark]: Witness Printer took 103.84 ms. Allocated memory is still 1.4 GB. Free memory was 856.1 MB in the beginning and 840.3 MB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. [2019-12-07 12:29:34,887 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 355.59 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.8 MB). Free memory was 938.1 MB in the beginning and 1.1 GB in the end (delta: -131.3 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 58.59 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 726.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 948.0 MB in the end (delta: 105.4 MB). Peak memory consumption was 105.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 12041.47 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 315.1 MB). Free memory was 948.0 MB in the beginning and 856.1 MB in the end (delta: 91.9 MB). Peak memory consumption was 407.0 MB. Max. memory is 11.5 GB. * Witness Printer took 103.84 ms. Allocated memory is still 1.4 GB. Free memory was 856.1 MB in the beginning and 840.3 MB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 196]: 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: 582]: Loop Invariant Derived loop invariant: ((((!(a19 == 7) && !(a19 == 10)) || (!(a19 == 7) && !(a10 == 4))) || (221 <= a1 && a10 == 1)) || ((a1 <= 38 && a10 == 1) && 0 < a1 + 13)) || (a1 <= 218 && a10 == 2) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: ((((!(a19 == 7) && !(a19 == 10)) || (!(a19 == 7) && !(a10 == 4))) || (221 <= a1 && a10 == 1)) || ((a1 <= 38 && a10 == 1) && 0 < a1 + 13)) || (a1 <= 218 && a10 == 2) - InvariantResult [Line: 576]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 206 locations, 1 error locations. Result: SAFE, OverallTime: 11.4s, OverallIterations: 6, TraceHistogramMax: 4, AutomataDifference: 8.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, HoareTripleCheckerStatistics: 547 SDtfs, 4459 SDslu, 226 SDs, 0 SdLazy, 10853 SolverSat, 1789 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 399 GetRequests, 340 SyntacticMatches, 7 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 419 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3757occurred 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: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 1050 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 82 NumberOfFragments, 91 HoareAnnotationTreeSize, 3 FomulaSimplifications, 2819 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 2724 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 1818 NumberOfCodeBlocks, 1818 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1811 ConstructedInterpolants, 81 QuantifiedInterpolants, 2744451 SizeOfPredicates, 6 NumberOfNonLiveVariables, 452 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 1539/1959 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...