./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label52_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_cb004826-7260-45ca-b9b4-ed19c90f8821/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cb004826-7260-45ca-b9b4-ed19c90f8821/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cb004826-7260-45ca-b9b4-ed19c90f8821/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cb004826-7260-45ca-b9b4-ed19c90f8821/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label52_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_cb004826-7260-45ca-b9b4-ed19c90f8821/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cb004826-7260-45ca-b9b4-ed19c90f8821/bin-2019/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 b953cc2449a7f939fba62b70833772464a0d90fd ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 06:06:46,821 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 06:06:46,823 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 06:06:46,829 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 06:06:46,829 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 06:06:46,830 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 06:06:46,831 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 06:06:46,833 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 06:06:46,834 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 06:06:46,835 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 06:06:46,835 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 06:06:46,836 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 06:06:46,836 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 06:06:46,837 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 06:06:46,838 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 06:06:46,839 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 06:06:46,839 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 06:06:46,841 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 06:06:46,842 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 06:06:46,843 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 06:06:46,844 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 06:06:46,845 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 06:06:46,847 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 06:06:46,847 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 06:06:46,847 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 06:06:46,848 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 06:06:46,849 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 06:06:46,849 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 06:06:46,850 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 06:06:46,850 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 06:06:46,851 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 06:06:46,851 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 06:06:46,851 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 06:06:46,852 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 06:06:46,852 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 06:06:46,853 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 06:06:46,853 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cb004826-7260-45ca-b9b4-ed19c90f8821/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 06:06:46,863 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 06:06:46,864 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 06:06:46,864 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 06:06:46,864 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 06:06:46,865 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 06:06:46,865 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 06:06:46,865 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 06:06:46,865 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 06:06:46,865 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 06:06:46,866 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 06:06:46,866 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 06:06:46,866 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 06:06:46,866 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 06:06:46,866 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 06:06:46,866 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 06:06:46,866 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 06:06:46,867 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 06:06:46,867 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 06:06:46,867 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 06:06:46,867 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 06:06:46,867 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 06:06:46,867 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 06:06:46,868 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 06:06:46,868 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 06:06:46,868 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 06:06:46,868 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 06:06:46,868 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 06:06:46,868 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 06:06:46,868 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 06:06:46,869 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 06:06:46,869 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_cb004826-7260-45ca-b9b4-ed19c90f8821/bin-2019/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 -> b953cc2449a7f939fba62b70833772464a0d90fd [2018-11-23 06:06:46,893 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 06:06:46,902 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 06:06:46,904 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 06:06:46,905 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 06:06:46,906 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 06:06:46,906 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cb004826-7260-45ca-b9b4-ed19c90f8821/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label52_true-unreach-call_false-termination.c [2018-11-23 06:06:46,951 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cb004826-7260-45ca-b9b4-ed19c90f8821/bin-2019/uautomizer/data/6e9b943ed/8adc87d15e864880ac497424158d0316/FLAG0bf44db67 [2018-11-23 06:06:47,346 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 06:06:47,347 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cb004826-7260-45ca-b9b4-ed19c90f8821/sv-benchmarks/c/eca-rers2012/Problem02_label52_true-unreach-call_false-termination.c [2018-11-23 06:06:47,356 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cb004826-7260-45ca-b9b4-ed19c90f8821/bin-2019/uautomizer/data/6e9b943ed/8adc87d15e864880ac497424158d0316/FLAG0bf44db67 [2018-11-23 06:06:47,711 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cb004826-7260-45ca-b9b4-ed19c90f8821/bin-2019/uautomizer/data/6e9b943ed/8adc87d15e864880ac497424158d0316 [2018-11-23 06:06:47,713 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 06:06:47,714 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 06:06:47,714 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 06:06:47,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 06:06:47,717 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 06:06:47,717 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:06:47" (1/1) ... [2018-11-23 06:06:47,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49d0804c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:06:47, skipping insertion in model container [2018-11-23 06:06:47,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:06:47" (1/1) ... [2018-11-23 06:06:47,724 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 06:06:47,757 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 06:06:47,993 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:06:47,996 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 06:06:48,061 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:06:48,071 INFO L195 MainTranslator]: Completed translation [2018-11-23 06:06:48,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:06:48 WrapperNode [2018-11-23 06:06:48,071 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 06:06:48,071 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 06:06:48,072 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 06:06:48,072 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 06:06:48,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:06:48" (1/1) ... [2018-11-23 06:06:48,147 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:06:48" (1/1) ... [2018-11-23 06:06:48,153 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 06:06:48,153 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 06:06:48,153 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 06:06:48,153 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 06:06:48,159 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:06:48" (1/1) ... [2018-11-23 06:06:48,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:06:48" (1/1) ... [2018-11-23 06:06:48,162 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:06:48" (1/1) ... [2018-11-23 06:06:48,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:06:48" (1/1) ... [2018-11-23 06:06:48,183 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:06:48" (1/1) ... [2018-11-23 06:06:48,194 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:06:48" (1/1) ... [2018-11-23 06:06:48,197 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:06:48" (1/1) ... [2018-11-23 06:06:48,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 06:06:48,202 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 06:06:48,202 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 06:06:48,202 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 06:06:48,203 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:06:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cb004826-7260-45ca-b9b4-ed19c90f8821/bin-2019/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 [2018-11-23 06:06:48,245 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 06:06:48,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 06:06:48,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 06:06:48,246 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 06:06:48,246 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 06:06:48,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 06:06:48,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 06:06:48,246 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 06:06:48,246 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 06:06:48,953 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 06:06:48,953 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 06:06:48,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:06:48 BoogieIcfgContainer [2018-11-23 06:06:48,954 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 06:06:48,954 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 06:06:48,955 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 06:06:48,957 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 06:06:48,957 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:06:47" (1/3) ... [2018-11-23 06:06:48,958 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a0fd678 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:06:48, skipping insertion in model container [2018-11-23 06:06:48,958 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:06:48" (2/3) ... [2018-11-23 06:06:48,958 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a0fd678 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:06:48, skipping insertion in model container [2018-11-23 06:06:48,958 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:06:48" (3/3) ... [2018-11-23 06:06:48,959 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label52_true-unreach-call_false-termination.c [2018-11-23 06:06:48,965 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 06:06:48,973 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 06:06:48,982 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 06:06:49,002 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 06:06:49,002 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 06:06:49,002 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 06:06:49,002 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 06:06:49,003 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 06:06:49,003 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 06:06:49,003 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 06:06:49,003 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 06:06:49,003 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 06:06:49,019 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2018-11-23 06:06:49,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-23 06:06:49,026 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:06:49,027 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:06:49,029 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:06:49,032 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:06:49,032 INFO L82 PathProgramCache]: Analyzing trace with hash -777531634, now seen corresponding path program 1 times [2018-11-23 06:06:49,033 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 06:06:49,034 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 06:06:49,062 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:06:49,063 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:06:49,063 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:06:49,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:06:49,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:06:49,358 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:06:49,358 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 06:06:49,361 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 06:06:49,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 06:06:49,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 06:06:49,371 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 4 states. [2018-11-23 06:06:50,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:06:50,160 INFO L93 Difference]: Finished difference Result 770 states and 1353 transitions. [2018-11-23 06:06:50,162 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 06:06:50,163 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 110 [2018-11-23 06:06:50,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:06:50,175 INFO L225 Difference]: With dead ends: 770 [2018-11-23 06:06:50,176 INFO L226 Difference]: Without dead ends: 528 [2018-11-23 06:06:50,179 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 06:06:50,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 528 states. [2018-11-23 06:06:50,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 528 to 526. [2018-11-23 06:06:50,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 526 states. [2018-11-23 06:06:50,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 526 states and 918 transitions. [2018-11-23 06:06:50,231 INFO L78 Accepts]: Start accepts. Automaton has 526 states and 918 transitions. Word has length 110 [2018-11-23 06:06:50,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:06:50,232 INFO L480 AbstractCegarLoop]: Abstraction has 526 states and 918 transitions. [2018-11-23 06:06:50,232 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 06:06:50,232 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 918 transitions. [2018-11-23 06:06:50,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-23 06:06:50,236 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:06:50,237 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:06:50,237 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:06:50,237 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:06:50,238 INFO L82 PathProgramCache]: Analyzing trace with hash 235870035, now seen corresponding path program 1 times [2018-11-23 06:06:50,238 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 06:06:50,238 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 06:06:50,239 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:06:50,239 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:06:50,239 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:06:50,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:06:50,311 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:06:50,311 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:06:50,311 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 06:06:50,313 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 06:06:50,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 06:06:50,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 06:06:50,314 INFO L87 Difference]: Start difference. First operand 526 states and 918 transitions. Second operand 6 states. [2018-11-23 06:06:50,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:06:50,919 INFO L93 Difference]: Finished difference Result 1689 states and 3105 transitions. [2018-11-23 06:06:50,920 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 06:06:50,920 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 130 [2018-11-23 06:06:50,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:06:50,931 INFO L225 Difference]: With dead ends: 1689 [2018-11-23 06:06:50,931 INFO L226 Difference]: Without dead ends: 1169 [2018-11-23 06:06:50,934 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 06:06:50,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1169 states. [2018-11-23 06:06:50,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1169 to 1148. [2018-11-23 06:06:50,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1148 states. [2018-11-23 06:06:50,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 1148 states and 1906 transitions. [2018-11-23 06:06:50,976 INFO L78 Accepts]: Start accepts. Automaton has 1148 states and 1906 transitions. Word has length 130 [2018-11-23 06:06:50,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:06:50,976 INFO L480 AbstractCegarLoop]: Abstraction has 1148 states and 1906 transitions. [2018-11-23 06:06:50,976 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 06:06:50,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1906 transitions. [2018-11-23 06:06:50,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-23 06:06:50,980 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:06:50,981 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:06:50,981 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:06:50,981 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:06:50,981 INFO L82 PathProgramCache]: Analyzing trace with hash -1290355991, now seen corresponding path program 1 times [2018-11-23 06:06:50,981 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 06:06:50,981 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 06:06:50,982 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:06:50,982 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:06:50,982 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:06:51,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:06:51,077 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:06:51,078 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 06:06:51,078 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 06:06:51,078 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 06:06:51,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 06:06:51,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 06:06:51,079 INFO L87 Difference]: Start difference. First operand 1148 states and 1906 transitions. Second operand 3 states. [2018-11-23 06:06:51,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:06:51,625 INFO L93 Difference]: Finished difference Result 3274 states and 5629 transitions. [2018-11-23 06:06:51,626 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 06:06:51,626 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 131 [2018-11-23 06:06:51,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:06:51,635 INFO L225 Difference]: With dead ends: 3274 [2018-11-23 06:06:51,635 INFO L226 Difference]: Without dead ends: 2132 [2018-11-23 06:06:51,639 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 06:06:51,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2132 states. [2018-11-23 06:06:51,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2132 to 2128. [2018-11-23 06:06:51,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2128 states. [2018-11-23 06:06:51,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 2128 states and 3385 transitions. [2018-11-23 06:06:51,708 INFO L78 Accepts]: Start accepts. Automaton has 2128 states and 3385 transitions. Word has length 131 [2018-11-23 06:06:51,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:06:51,708 INFO L480 AbstractCegarLoop]: Abstraction has 2128 states and 3385 transitions. [2018-11-23 06:06:51,708 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 06:06:51,709 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 3385 transitions. [2018-11-23 06:06:51,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-23 06:06:51,714 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:06:51,714 INFO L402 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:06:51,715 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:06:51,715 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:06:51,715 INFO L82 PathProgramCache]: Analyzing trace with hash 741521436, now seen corresponding path program 1 times [2018-11-23 06:06:51,715 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 06:06:51,715 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 06:06:51,716 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:06:51,716 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:06:51,716 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:06:51,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:06:51,809 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 91 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:06:51,810 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 06:06:51,810 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cb004826-7260-45ca-b9b4-ed19c90f8821/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 06:06:51,817 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:06:51,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:06:51,874 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 06:06:51,945 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 91 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:06:51,961 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 06:06:51,961 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-23 06:06:51,962 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 06:06:51,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 06:06:51,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-23 06:06:51,962 INFO L87 Difference]: Start difference. First operand 2128 states and 3385 transitions. Second operand 9 states. [2018-11-23 06:06:53,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:06:53,358 INFO L93 Difference]: Finished difference Result 5500 states and 9332 transitions. [2018-11-23 06:06:53,358 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 06:06:53,358 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 183 [2018-11-23 06:06:53,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:06:53,369 INFO L225 Difference]: With dead ends: 5500 [2018-11-23 06:06:53,369 INFO L226 Difference]: Without dead ends: 1872 [2018-11-23 06:06:53,391 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2018-11-23 06:06:53,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1872 states. [2018-11-23 06:06:53,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1872 to 1547. [2018-11-23 06:06:53,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1547 states. [2018-11-23 06:06:53,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 1547 states and 2133 transitions. [2018-11-23 06:06:53,446 INFO L78 Accepts]: Start accepts. Automaton has 1547 states and 2133 transitions. Word has length 183 [2018-11-23 06:06:53,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:06:53,447 INFO L480 AbstractCegarLoop]: Abstraction has 1547 states and 2133 transitions. [2018-11-23 06:06:53,447 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 06:06:53,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1547 states and 2133 transitions. [2018-11-23 06:06:53,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-23 06:06:53,452 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 06:06:53,453 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 06:06:53,453 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 06:06:53,453 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:06:53,453 INFO L82 PathProgramCache]: Analyzing trace with hash -594281536, now seen corresponding path program 1 times [2018-11-23 06:06:53,454 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 06:06:53,454 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 06:06:53,454 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:06:53,455 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:06:53,455 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 06:06:53,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:06:53,594 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 108 proven. 47 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 06:06:53,594 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 06:06:53,595 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cb004826-7260-45ca-b9b4-ed19c90f8821/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 06:06:53,604 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 06:06:53,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:06:53,679 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 06:06:53,761 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 114 proven. 2 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-23 06:06:53,787 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 06:06:53,787 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2018-11-23 06:06:53,787 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 06:06:53,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 06:06:53,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2018-11-23 06:06:53,788 INFO L87 Difference]: Start difference. First operand 1547 states and 2133 transitions. Second operand 10 states. [2018-11-23 06:06:55,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 06:06:55,415 INFO L93 Difference]: Finished difference Result 4894 states and 7270 transitions. [2018-11-23 06:06:55,416 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-11-23 06:06:55,416 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 219 [2018-11-23 06:06:55,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 06:06:55,416 INFO L225 Difference]: With dead ends: 4894 [2018-11-23 06:06:55,416 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 06:06:55,425 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 238 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 244 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=236, Invalid=820, Unknown=0, NotChecked=0, Total=1056 [2018-11-23 06:06:55,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 06:06:55,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 06:06:55,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 06:06:55,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 06:06:55,426 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 219 [2018-11-23 06:06:55,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 06:06:55,426 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 06:06:55,426 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 06:06:55,426 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 06:06:55,426 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 06:06:55,429 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 06:06:55,850 WARN L180 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 56 [2018-11-23 06:06:56,144 WARN L180 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 55 [2018-11-23 06:06:56,432 WARN L180 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 55 [2018-11-23 06:06:56,434 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 06:06:56,434 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~a28~0 |old(~a28~0)|) (= |old(~a17~0)| ~a17~0) (= |old(~a25~0)| ~a25~0) (= ~a19~0 |old(~a19~0)|)) [2018-11-23 06:06:56,434 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 06:06:56,434 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,434 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,434 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,434 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,434 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,435 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-23 06:06:56,435 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-23 06:06:56,435 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-23 06:06:56,435 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-23 06:06:56,435 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-23 06:06:56,435 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-23 06:06:56,435 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-23 06:06:56,435 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-23 06:06:56,435 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-23 06:06:56,435 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-23 06:06:56,435 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-23 06:06:56,435 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-23 06:06:56,435 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-23 06:06:56,436 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,436 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,436 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,436 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,436 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-23 06:06:56,436 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,436 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-23 06:06:56,436 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-23 06:06:56,436 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-23 06:06:56,436 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-23 06:06:56,436 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-23 06:06:56,436 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-23 06:06:56,436 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-23 06:06:56,436 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-23 06:06:56,436 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-23 06:06:56,437 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-23 06:06:56,437 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-23 06:06:56,437 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-23 06:06:56,437 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-23 06:06:56,437 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-23 06:06:56,437 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-23 06:06:56,437 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,437 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,437 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,437 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,437 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,437 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-23 06:06:56,437 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-23 06:06:56,438 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-23 06:06:56,438 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-23 06:06:56,438 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-23 06:06:56,438 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-23 06:06:56,438 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-23 06:06:56,438 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-23 06:06:56,438 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-23 06:06:56,438 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-23 06:06:56,438 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-23 06:06:56,438 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,438 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,438 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,438 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,438 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,438 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-23 06:06:56,439 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-23 06:06:56,439 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-23 06:06:56,439 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-23 06:06:56,439 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-23 06:06:56,439 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-23 06:06:56,439 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-23 06:06:56,439 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-23 06:06:56,439 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-23 06:06:56,439 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-23 06:06:56,439 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-23 06:06:56,439 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-23 06:06:56,439 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-23 06:06:56,439 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,439 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,440 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,440 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,440 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,440 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-23 06:06:56,440 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-23 06:06:56,440 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-23 06:06:56,440 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-23 06:06:56,440 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-23 06:06:56,440 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-23 06:06:56,440 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-23 06:06:56,440 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-23 06:06:56,440 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-23 06:06:56,440 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-23 06:06:56,440 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-23 06:06:56,441 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-23 06:06:56,441 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-23 06:06:56,441 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-23 06:06:56,441 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-23 06:06:56,441 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-23 06:06:56,441 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,441 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,441 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,441 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,441 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-23 06:06:56,441 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,442 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-23 06:06:56,442 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,442 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-23 06:06:56,442 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-23 06:06:56,442 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-23 06:06:56,442 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,442 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,442 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-23 06:06:56,442 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-23 06:06:56,442 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-23 06:06:56,442 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-23 06:06:56,442 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-23 06:06:56,442 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-23 06:06:56,442 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-23 06:06:56,443 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-23 06:06:56,443 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-23 06:06:56,443 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-23 06:06:56,443 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-23 06:06:56,443 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,443 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,443 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,443 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,443 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,443 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,443 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 484) no Hoare annotation was computed. [2018-11-23 06:06:56,443 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-23 06:06:56,443 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-23 06:06:56,444 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-23 06:06:56,444 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-23 06:06:56,444 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-23 06:06:56,444 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-23 06:06:56,444 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-23 06:06:56,444 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-23 06:06:56,444 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-23 06:06:56,444 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-23 06:06:56,444 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-23 06:06:56,444 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,444 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,444 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,444 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,444 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,445 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,445 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-23 06:06:56,445 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-23 06:06:56,445 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-23 06:06:56,445 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-23 06:06:56,445 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-23 06:06:56,445 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-23 06:06:56,445 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-23 06:06:56,445 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-23 06:06:56,445 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-23 06:06:56,445 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-23 06:06:56,445 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-23 06:06:56,446 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-23 06:06:56,446 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-23 06:06:56,446 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-23 06:06:56,446 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,446 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,446 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,446 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse10 (<= ~a28~0 |old(~a28~0)|)) (.cse1 (not (= ~a28~0 ~a17~0))) (.cse3 (= |old(~a17~0)| ~a17~0)) (.cse4 (= |old(~a25~0)| ~a25~0)) (.cse11 (= ~a19~0 |old(~a19~0)|))) (let ((.cse2 (not (= 7 |old(~a17~0)|))) (.cse5 (and .cse10 .cse1 .cse3 .cse4 .cse11)) (.cse0 (= |old(~a17~0)| |old(~a28~0)|)) (.cse8 (= 1 |old(~a11~0)|)) (.cse9 (not (= 1 ~a11~0))) (.cse7 (< 9 |old(~a28~0)|)) (.cse6 (not (= 1 |old(~a19~0)|)))) (and (or .cse0 .cse1 .cse2) (or (and .cse3 .cse4) .cse2) (or .cse5 .cse6 .cse0) (or .cse5 .cse7 .cse0) (or (or .cse8 (and (= 8 |old(~a28~0)|) (= 8 |old(~a17~0)|))) (and (and .cse9 (or (not (= 8 ~a28~0)) (not (= 8 ~a17~0))) .cse3 .cse4) .cse10 .cse11)) (or (or .cse8 (= 1 |old(~a25~0)|)) (and .cse9 .cse10 .cse3 .cse4 .cse11)) (or .cse8 .cse6 .cse9) (or .cse7 .cse6 (and .cse10 .cse3 .cse4 .cse11))))) [2018-11-23 06:06:56,446 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,446 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,447 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,447 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-23 06:06:56,447 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-23 06:06:56,447 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-23 06:06:56,447 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-23 06:06:56,447 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-23 06:06:56,447 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-23 06:06:56,447 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-23 06:06:56,447 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-23 06:06:56,447 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-23 06:06:56,447 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-23 06:06:56,447 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-23 06:06:56,447 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-23 06:06:56,448 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-23 06:06:56,448 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,448 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,448 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,448 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,448 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,448 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,448 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-23 06:06:56,448 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-23 06:06:56,448 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-23 06:06:56,448 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-23 06:06:56,448 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-23 06:06:56,448 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-23 06:06:56,449 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-23 06:06:56,449 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-23 06:06:56,449 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-23 06:06:56,449 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-23 06:06:56,449 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-23 06:06:56,449 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-23 06:06:56,449 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-23 06:06:56,449 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-23 06:06:56,449 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-23 06:06:56,449 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-11-23 06:06:56,449 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,449 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,450 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,450 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,450 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 06:06:56,450 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-23 06:06:56,450 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-23 06:06:56,450 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-23 06:06:56,450 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-23 06:06:56,450 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-23 06:06:56,450 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-23 06:06:56,450 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-23 06:06:56,450 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-23 06:06:56,450 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-23 06:06:56,450 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-23 06:06:56,450 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-23 06:06:56,451 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-23 06:06:56,451 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-23 06:06:56,451 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-23 06:06:56,451 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-23 06:06:56,451 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-23 06:06:56,451 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-23 06:06:56,451 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-23 06:06:56,451 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-23 06:06:56,451 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 06:06:56,451 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= 1 ~a11~0)) (not (= ~a28~0 ~a17~0)) (not (= ~a25~0 1)) (= 1 ~a19~0) (<= ~a28~0 9)) [2018-11-23 06:06:56,451 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 06:06:56,451 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 06:06:56,452 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (= 1 |old(~a11~0)|) (< 9 |old(~a28~0)|) (not (= 1 |old(~a19~0)|)) (= |old(~a17~0)| |old(~a28~0)|) (and (not (= 1 ~a11~0)) (<= ~a28~0 |old(~a28~0)|) (not (= ~a28~0 ~a17~0)) (= |old(~a17~0)| ~a17~0) (= |old(~a25~0)| ~a25~0) (= ~a19~0 |old(~a19~0)|)) (= 1 |old(~a25~0)|)) [2018-11-23 06:06:56,452 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse3 (<= ~a17~0 |old(~a17~0)|)) (.cse4 (= |old(~a17~0)| 9)) (.cse9 (not (= ~a28~0 ~a17~0))) (.cse2 (= |old(~a17~0)| ~a17~0))) (let ((.cse5 (= 1 ~a19~0)) (.cse6 (= 7 ~a17~0)) (.cse7 (or (not (= 8 ~a28~0)) (not (= 8 ~a17~0)))) (.cse8 (<= ~a28~0 9)) (.cse0 (not (= 1 ~a11~0))) (.cse1 (not (= ~a25~0 1))) (.cse10 (or (and .cse3 .cse4 .cse9) (and .cse9 .cse2)))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5) (and .cse3 .cse6) (not (= 1 |old(~a19~0)|)) (and .cse0 .cse7 .cse2) (and .cse5 (and .cse0 .cse2)) (and .cse7 .cse2 .cse5 .cse8) (and .cse9 .cse1 .cse6) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (and .cse0 .cse3 .cse4 .cse7) (= |old(~a17~0)| |old(~a28~0)|) (and .cse10 .cse8) (< 9 |old(~a28~0)|) (and .cse0 .cse3 .cse4 .cse1) (and .cse10 (= ~a19~0 |old(~a19~0)|))))) [2018-11-23 06:06:56,452 INFO L448 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2018-11-23 06:06:56,452 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-23 06:06:56,452 INFO L444 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse3 (<= ~a17~0 |old(~a17~0)|)) (.cse4 (= |old(~a17~0)| 9)) (.cse9 (not (= ~a28~0 ~a17~0))) (.cse2 (= |old(~a17~0)| ~a17~0))) (let ((.cse5 (= 1 ~a19~0)) (.cse6 (= 7 ~a17~0)) (.cse7 (or (not (= 8 ~a28~0)) (not (= 8 ~a17~0)))) (.cse8 (<= ~a28~0 9)) (.cse0 (not (= 1 ~a11~0))) (.cse1 (not (= ~a25~0 1))) (.cse10 (or (and .cse3 .cse4 .cse9) (and .cse9 .cse2)))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5) (and .cse3 .cse6) (not (= 1 |old(~a19~0)|)) (and .cse0 .cse7 .cse2) (and .cse5 (and .cse0 .cse2)) (and .cse7 .cse2 .cse5 .cse8) (and .cse9 .cse1 .cse6) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (and .cse0 .cse3 .cse4 .cse7) (= |old(~a17~0)| |old(~a28~0)|) (and .cse10 .cse8) (< 9 |old(~a28~0)|) (and .cse0 .cse3 .cse4 .cse1) (and .cse10 (= ~a19~0 |old(~a19~0)|))))) [2018-11-23 06:06:56,452 INFO L448 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-23 06:06:56,452 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-23 06:06:56,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 06:06:56 BoogieIcfgContainer [2018-11-23 06:06:56,467 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 06:06:56,467 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 06:06:56,467 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 06:06:56,467 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 06:06:56,468 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:06:48" (3/4) ... [2018-11-23 06:06:56,471 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 06:06:56,477 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 06:06:56,477 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 06:06:56,477 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 06:06:56,486 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 06:06:56,487 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 06:06:56,511 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((!(1 == a11) && !(a25 == 1)) && \old(a17) == a17) || ((a17 <= \old(a17) && \old(a17) == 9) && 1 == a19)) || (a17 <= \old(a17) && 7 == a17)) || !(1 == \old(a19))) || ((!(1 == a11) && (!(8 == a28) || !(8 == a17))) && \old(a17) == a17)) || (1 == a19 && !(1 == a11) && \old(a17) == a17)) || ((((!(8 == a28) || !(8 == a17)) && \old(a17) == a17) && 1 == a19) && a28 <= 9)) || ((!(a28 == a17) && !(a25 == 1)) && 7 == a17)) || 1 == \old(a25)) || 1 == \old(a11)) || (((!(1 == a11) && a17 <= \old(a17)) && \old(a17) == 9) && (!(8 == a28) || !(8 == a17)))) || \old(a17) == \old(a28)) || ((((a17 <= \old(a17) && \old(a17) == 9) && !(a28 == a17)) || (!(a28 == a17) && \old(a17) == a17)) && a28 <= 9)) || 9 < \old(a28)) || (((!(1 == a11) && a17 <= \old(a17)) && \old(a17) == 9) && !(a25 == 1))) || ((((a17 <= \old(a17) && \old(a17) == 9) && !(a28 == a17)) || (!(a28 == a17) && \old(a17) == a17)) && a19 == \old(a19)) [2018-11-23 06:06:56,570 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_cb004826-7260-45ca-b9b4-ed19c90f8821/bin-2019/uautomizer/witness.graphml [2018-11-23 06:06:56,570 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 06:06:56,571 INFO L168 Benchmark]: Toolchain (without parser) took 8857.71 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 424.7 MB). Free memory was 950.0 MB in the beginning and 988.8 MB in the end (delta: -38.8 MB). Peak memory consumption was 385.9 MB. Max. memory is 11.5 GB. [2018-11-23 06:06:56,572 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 06:06:56,572 INFO L168 Benchmark]: CACSL2BoogieTranslator took 356.73 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 915.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-23 06:06:56,572 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 915.1 MB in the beginning and 1.1 GB in the end (delta: -219.7 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2018-11-23 06:06:56,572 INFO L168 Benchmark]: Boogie Preprocessor took 48.07 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-23 06:06:56,573 INFO L168 Benchmark]: RCFGBuilder took 752.29 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: 102.9 MB). Peak memory consumption was 102.9 MB. Max. memory is 11.5 GB. [2018-11-23 06:06:56,573 INFO L168 Benchmark]: TraceAbstraction took 7512.30 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 283.1 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 18.1 MB). Peak memory consumption was 301.2 MB. Max. memory is 11.5 GB. [2018-11-23 06:06:56,573 INFO L168 Benchmark]: Witness Printer took 103.47 ms. Allocated memory is still 1.5 GB. Free memory was 1.0 GB in the beginning and 988.8 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. [2018-11-23 06:06:56,575 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 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 356.73 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 915.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 81.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 915.1 MB in the beginning and 1.1 GB in the end (delta: -219.7 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.07 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 752.29 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: 102.9 MB). Peak memory consumption was 102.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7512.30 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 283.1 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 18.1 MB). Peak memory consumption was 301.2 MB. Max. memory is 11.5 GB. * Witness Printer took 103.47 ms. Allocated memory is still 1.5 GB. Free memory was 1.0 GB in the beginning and 988.8 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 484]: 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: 606]: Loop Invariant Derived loop invariant: ((((((((((((((((!(1 == a11) && !(a25 == 1)) && \old(a17) == a17) || ((a17 <= \old(a17) && \old(a17) == 9) && 1 == a19)) || (a17 <= \old(a17) && 7 == a17)) || !(1 == \old(a19))) || ((!(1 == a11) && (!(8 == a28) || !(8 == a17))) && \old(a17) == a17)) || (1 == a19 && !(1 == a11) && \old(a17) == a17)) || ((((!(8 == a28) || !(8 == a17)) && \old(a17) == a17) && 1 == a19) && a28 <= 9)) || ((!(a28 == a17) && !(a25 == 1)) && 7 == a17)) || 1 == \old(a25)) || 1 == \old(a11)) || (((!(1 == a11) && a17 <= \old(a17)) && \old(a17) == 9) && (!(8 == a28) || !(8 == a17)))) || \old(a17) == \old(a28)) || ((((a17 <= \old(a17) && \old(a17) == 9) && !(a28 == a17)) || (!(a28 == a17) && \old(a17) == a17)) && a28 <= 9)) || 9 < \old(a28)) || (((!(1 == a11) && a17 <= \old(a17)) && \old(a17) == 9) && !(a25 == 1))) || ((((a17 <= \old(a17) && \old(a17) == 9) && !(a28 == a17)) || (!(a28 == a17) && \old(a17) == a17)) && a19 == \old(a19)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 7.4s OverallTime, 5 OverallIterations, 4 TraceHistogramMax, 5.0s AutomataDifference, 0.0s DeadEndRemovalTime, 1.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 637 SDtfs, 4259 SDslu, 776 SDs, 0 SdLazy, 5763 SolverSat, 1400 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 487 GetRequests, 433 SyntacticMatches, 1 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 267 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2128occurred in iteration=3, 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: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 352 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 99 PreInvPairs, 223 NumberOfFragments, 625 HoareAnnotationTreeSize, 99 FomulaSimplifications, 3456 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 3365 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 1175 NumberOfCodeBlocks, 1175 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1168 ConstructedInterpolants, 0 QuantifiedInterpolants, 509900 SizeOfPredicates, 1 NumberOfNonLiveVariables, 956 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 7 InterpolantComputations, 3 PerfectInterpolantSequences, 486/539 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...